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tulip.c revision 1.160
      1  1.160   tsutsui /*	$NetBSD: tulip.c,v 1.160 2008/03/23 10:32:51 tsutsui Exp $	*/
      2    1.1   thorpej 
      3    1.1   thorpej /*-
      4  1.110   mycroft  * Copyright (c) 1998, 1999, 2000, 2002 The NetBSD Foundation, Inc.
      5    1.1   thorpej  * All rights reserved.
      6    1.1   thorpej  *
      7    1.1   thorpej  * This code is derived from software contributed to The NetBSD Foundation
      8    1.1   thorpej  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
      9  1.110   mycroft  * NASA Ames Research Center; and by Charles M. Hannum.
     10    1.1   thorpej  *
     11    1.1   thorpej  * Redistribution and use in source and binary forms, with or without
     12    1.1   thorpej  * modification, are permitted provided that the following conditions
     13    1.1   thorpej  * are met:
     14    1.1   thorpej  * 1. Redistributions of source code must retain the above copyright
     15    1.1   thorpej  *    notice, this list of conditions and the following disclaimer.
     16    1.1   thorpej  * 2. Redistributions in binary form must reproduce the above copyright
     17    1.1   thorpej  *    notice, this list of conditions and the following disclaimer in the
     18    1.1   thorpej  *    documentation and/or other materials provided with the distribution.
     19    1.1   thorpej  * 3. All advertising materials mentioning features or use of this software
     20    1.1   thorpej  *    must display the following acknowledgement:
     21    1.1   thorpej  *	This product includes software developed by the NetBSD
     22    1.1   thorpej  *	Foundation, Inc. and its contributors.
     23    1.1   thorpej  * 4. Neither the name of The NetBSD Foundation nor the names of its
     24    1.1   thorpej  *    contributors may be used to endorse or promote products derived
     25    1.1   thorpej  *    from this software without specific prior written permission.
     26    1.1   thorpej  *
     27    1.1   thorpej  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     28    1.1   thorpej  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     29    1.1   thorpej  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     30    1.1   thorpej  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     31    1.1   thorpej  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     32    1.1   thorpej  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     33    1.1   thorpej  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     34    1.1   thorpej  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     35    1.1   thorpej  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     36    1.1   thorpej  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     37    1.1   thorpej  * POSSIBILITY OF SUCH DAMAGE.
     38    1.1   thorpej  */
     39    1.1   thorpej 
     40    1.1   thorpej /*
     41    1.1   thorpej  * Device driver for the Digital Semiconductor ``Tulip'' (21x4x)
     42    1.1   thorpej  * Ethernet controller family, and a variety of clone chips.
     43    1.1   thorpej  */
     44  1.101     lukem 
     45  1.101     lukem #include <sys/cdefs.h>
     46  1.160   tsutsui __KERNEL_RCSID(0, "$NetBSD: tulip.c,v 1.160 2008/03/23 10:32:51 tsutsui Exp $");
     47    1.1   thorpej 
     48    1.1   thorpej #include "bpfilter.h"
     49    1.1   thorpej 
     50    1.1   thorpej #include <sys/param.h>
     51  1.135     perry #include <sys/systm.h>
     52   1.56   thorpej #include <sys/callout.h>
     53  1.135     perry #include <sys/mbuf.h>
     54    1.1   thorpej #include <sys/malloc.h>
     55    1.1   thorpej #include <sys/kernel.h>
     56    1.1   thorpej #include <sys/socket.h>
     57    1.1   thorpej #include <sys/ioctl.h>
     58    1.1   thorpej #include <sys/errno.h>
     59    1.1   thorpej #include <sys/device.h>
     60    1.1   thorpej 
     61   1.35   thorpej #include <machine/endian.h>
     62   1.35   thorpej 
     63   1.69       mrg #include <uvm/uvm_extern.h>
     64  1.135     perry 
     65    1.1   thorpej #include <net/if.h>
     66    1.1   thorpej #include <net/if_dl.h>
     67    1.1   thorpej #include <net/if_media.h>
     68    1.1   thorpej #include <net/if_ether.h>
     69    1.1   thorpej 
     70  1.135     perry #if NBPFILTER > 0
     71    1.1   thorpej #include <net/bpf.h>
     72  1.135     perry #endif
     73    1.1   thorpej 
     74  1.154        ad #include <sys/bus.h>
     75  1.154        ad #include <sys/intr.h>
     76    1.1   thorpej 
     77    1.1   thorpej #include <dev/mii/mii.h>
     78    1.1   thorpej #include <dev/mii/miivar.h>
     79   1.33   thorpej #include <dev/mii/mii_bitbang.h>
     80    1.1   thorpej 
     81    1.1   thorpej #include <dev/ic/tulipreg.h>
     82    1.1   thorpej #include <dev/ic/tulipvar.h>
     83   1.38   thorpej 
     84   1.90  jdolecek const char * const tlp_chip_names[] = TULIP_CHIP_NAMES;
     85    1.1   thorpej 
     86  1.138   thorpej static const struct tulip_txthresh_tab tlp_10_txthresh_tab[] =
     87   1.60   thorpej     TLP_TXTHRESH_TAB_10;
     88    1.3   thorpej 
     89  1.138   thorpej static const struct tulip_txthresh_tab tlp_10_100_txthresh_tab[] =
     90   1.60   thorpej     TLP_TXTHRESH_TAB_10_100;
     91    1.5   thorpej 
     92  1.138   thorpej static const struct tulip_txthresh_tab tlp_winb_txthresh_tab[] =
     93   1.60   thorpej     TLP_TXTHRESH_TAB_WINB;
     94    1.5   thorpej 
     95  1.138   thorpej static const struct tulip_txthresh_tab tlp_dm9102_txthresh_tab[] =
     96   1.68   thorpej     TLP_TXTHRESH_TAB_DM9102;
     97   1.68   thorpej 
     98  1.138   thorpej static void	tlp_start(struct ifnet *);
     99  1.138   thorpej static void	tlp_watchdog(struct ifnet *);
    100  1.149  christos static int	tlp_ioctl(struct ifnet *, u_long, void *);
    101  1.138   thorpej static int	tlp_init(struct ifnet *);
    102  1.138   thorpej static void	tlp_stop(struct ifnet *, int);
    103  1.138   thorpej 
    104  1.138   thorpej static void	tlp_rxdrain(struct tulip_softc *);
    105  1.138   thorpej static int	tlp_add_rxbuf(struct tulip_softc *, int);
    106  1.138   thorpej static void	tlp_srom_idle(struct tulip_softc *);
    107  1.138   thorpej static int	tlp_srom_size(struct tulip_softc *);
    108  1.138   thorpej 
    109  1.138   thorpej static int	tlp_enable(struct tulip_softc *);
    110  1.138   thorpej static void	tlp_disable(struct tulip_softc *);
    111  1.138   thorpej 
    112  1.138   thorpej static void	tlp_filter_setup(struct tulip_softc *);
    113  1.138   thorpej static void	tlp_winb_filter_setup(struct tulip_softc *);
    114  1.138   thorpej static void	tlp_al981_filter_setup(struct tulip_softc *);
    115  1.138   thorpej static void	tlp_asix_filter_setup(struct tulip_softc *);
    116  1.138   thorpej 
    117  1.138   thorpej static void	tlp_rxintr(struct tulip_softc *);
    118  1.138   thorpej static void	tlp_txintr(struct tulip_softc *);
    119  1.138   thorpej 
    120  1.138   thorpej static void	tlp_mii_tick(void *);
    121  1.138   thorpej static void	tlp_mii_statchg(struct device *);
    122  1.138   thorpej static void	tlp_winb_mii_statchg(struct device *);
    123  1.138   thorpej static void	tlp_dm9102_mii_statchg(struct device *);
    124  1.138   thorpej 
    125  1.138   thorpej static void	tlp_mii_getmedia(struct tulip_softc *, struct ifmediareq *);
    126  1.138   thorpej static int	tlp_mii_setmedia(struct tulip_softc *);
    127  1.138   thorpej 
    128  1.138   thorpej static int	tlp_bitbang_mii_readreg(struct device *, int, int);
    129  1.138   thorpej static void	tlp_bitbang_mii_writereg(struct device *, int, int, int);
    130  1.138   thorpej 
    131  1.138   thorpej static int	tlp_pnic_mii_readreg(struct device *, int, int);
    132  1.138   thorpej static void	tlp_pnic_mii_writereg(struct device *, int, int, int);
    133  1.138   thorpej 
    134  1.138   thorpej static int	tlp_al981_mii_readreg(struct device *, int, int);
    135  1.138   thorpej static void	tlp_al981_mii_writereg(struct device *, int, int, int);
    136  1.138   thorpej 
    137  1.138   thorpej static void	tlp_2114x_preinit(struct tulip_softc *);
    138  1.138   thorpej static void	tlp_2114x_mii_preinit(struct tulip_softc *);
    139  1.138   thorpej static void	tlp_pnic_preinit(struct tulip_softc *);
    140  1.138   thorpej static void	tlp_dm9102_preinit(struct tulip_softc *);
    141  1.138   thorpej static void	tlp_asix_preinit(struct tulip_softc *);
    142  1.138   thorpej 
    143  1.138   thorpej static void	tlp_21140_reset(struct tulip_softc *);
    144  1.138   thorpej static void	tlp_21142_reset(struct tulip_softc *);
    145  1.138   thorpej static void	tlp_pmac_reset(struct tulip_softc *);
    146  1.138   thorpej #if 0
    147  1.138   thorpej static void	tlp_dm9102_reset(struct tulip_softc *);
    148  1.138   thorpej #endif
    149   1.17   thorpej 
    150  1.138   thorpej static void	tlp_2114x_nway_tick(void *);
    151  1.108       chs 
    152   1.62   thorpej #define	tlp_mchash(addr, sz)						\
    153   1.62   thorpej 	(ether_crc32_le((addr), ETHER_ADDR_LEN) & ((sz) - 1))
    154    1.1   thorpej 
    155   1.33   thorpej /*
    156   1.33   thorpej  * MII bit-bang glue.
    157   1.33   thorpej  */
    158  1.138   thorpej static u_int32_t tlp_sio_mii_bitbang_read(struct device *);
    159  1.138   thorpej static void	tlp_sio_mii_bitbang_write(struct device *, u_int32_t);
    160   1.33   thorpej 
    161  1.138   thorpej static const struct mii_bitbang_ops tlp_sio_mii_bitbang_ops = {
    162   1.33   thorpej 	tlp_sio_mii_bitbang_read,
    163   1.33   thorpej 	tlp_sio_mii_bitbang_write,
    164   1.33   thorpej 	{
    165   1.33   thorpej 		MIIROM_MDO,		/* MII_BIT_MDO */
    166   1.33   thorpej 		MIIROM_MDI,		/* MII_BIT_MDI */
    167   1.33   thorpej 		MIIROM_MDC,		/* MII_BIT_MDC */
    168   1.33   thorpej 		0,			/* MII_BIT_DIR_HOST_PHY */
    169   1.33   thorpej 		MIIROM_MIIDIR,		/* MII_BIT_DIR_PHY_HOST */
    170   1.33   thorpej 	}
    171   1.33   thorpej };
    172   1.33   thorpej 
    173    1.1   thorpej #ifdef TLP_DEBUG
    174    1.5   thorpej #define	DPRINTF(sc, x)	if ((sc)->sc_ethercom.ec_if.if_flags & IFF_DEBUG) \
    175    1.5   thorpej 				printf x
    176    1.1   thorpej #else
    177    1.5   thorpej #define	DPRINTF(sc, x)	/* nothing */
    178    1.1   thorpej #endif
    179    1.1   thorpej 
    180   1.23   thorpej #ifdef TLP_STATS
    181  1.138   thorpej static void	tlp_print_stats(struct tulip_softc *);
    182   1.23   thorpej #endif
    183   1.23   thorpej 
    184    1.1   thorpej /*
    185   1.61   thorpej  * Can be used to debug the SROM-related things, including contents.
    186   1.61   thorpej  * Initialized so that it's patchable.
    187   1.61   thorpej  */
    188   1.61   thorpej int	tlp_srom_debug = 0;
    189   1.61   thorpej 
    190   1.61   thorpej /*
    191    1.1   thorpej  * tlp_attach:
    192    1.1   thorpej  *
    193    1.1   thorpej  *	Attach a Tulip interface to the system.
    194    1.1   thorpej  */
    195    1.1   thorpej void
    196  1.138   thorpej tlp_attach(struct tulip_softc *sc, const u_int8_t *enaddr)
    197    1.1   thorpej {
    198    1.1   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
    199  1.158  jmcneill 	device_t self = &sc->sc_dev;
    200   1.42   thorpej 	int i, error;
    201    1.1   thorpej 
    202  1.150        ad 	callout_init(&sc->sc_nway_callout, 0);
    203  1.150        ad 	callout_init(&sc->sc_tick_callout, 0);
    204   1.56   thorpej 
    205    1.1   thorpej 	/*
    206    1.1   thorpej 	 * NOTE: WE EXPECT THE FRONT-END TO INITIALIZE sc_regshift!
    207    1.1   thorpej 	 */
    208    1.1   thorpej 
    209    1.1   thorpej 	/*
    210    1.1   thorpej 	 * Setup the transmit threshold table.
    211    1.1   thorpej 	 */
    212    1.1   thorpej 	switch (sc->sc_chip) {
    213    1.1   thorpej 	case TULIP_CHIP_DE425:
    214    1.1   thorpej 	case TULIP_CHIP_21040:
    215    1.1   thorpej 	case TULIP_CHIP_21041:
    216    1.1   thorpej 		sc->sc_txth = tlp_10_txthresh_tab;
    217    1.1   thorpej 		break;
    218    1.1   thorpej 
    219   1.68   thorpej 	case TULIP_CHIP_DM9102:
    220   1.68   thorpej 	case TULIP_CHIP_DM9102A:
    221   1.68   thorpej 		sc->sc_txth = tlp_dm9102_txthresh_tab;
    222   1.68   thorpej 		break;
    223   1.68   thorpej 
    224    1.1   thorpej 	default:
    225    1.1   thorpej 		sc->sc_txth = tlp_10_100_txthresh_tab;
    226    1.1   thorpej 		break;
    227    1.1   thorpej 	}
    228    1.1   thorpej 
    229    1.1   thorpej 	/*
    230    1.1   thorpej 	 * Setup the filter setup function.
    231    1.1   thorpej 	 */
    232    1.1   thorpej 	switch (sc->sc_chip) {
    233    1.1   thorpej 	case TULIP_CHIP_WB89C840F:
    234    1.1   thorpej 		sc->sc_filter_setup = tlp_winb_filter_setup;
    235    1.1   thorpej 		break;
    236    1.1   thorpej 
    237   1.21   thorpej 	case TULIP_CHIP_AL981:
    238   1.73   thorpej 	case TULIP_CHIP_AN983:
    239   1.73   thorpej 	case TULIP_CHIP_AN985:
    240   1.21   thorpej 		sc->sc_filter_setup = tlp_al981_filter_setup;
    241   1.21   thorpej 		break;
    242   1.21   thorpej 
    243  1.137    rpaulo 	case TULIP_CHIP_AX88140:
    244  1.137    rpaulo 	case TULIP_CHIP_AX88141:
    245  1.137    rpaulo 		sc->sc_filter_setup = tlp_asix_filter_setup;
    246  1.137    rpaulo 		break;
    247  1.137    rpaulo 
    248    1.1   thorpej 	default:
    249    1.1   thorpej 		sc->sc_filter_setup = tlp_filter_setup;
    250    1.1   thorpej 		break;
    251    1.1   thorpej 	}
    252    1.1   thorpej 
    253    1.2   thorpej 	/*
    254    1.5   thorpej 	 * Set up the media status change function.
    255    1.5   thorpej 	 */
    256    1.5   thorpej 	switch (sc->sc_chip) {
    257    1.5   thorpej 	case TULIP_CHIP_WB89C840F:
    258    1.5   thorpej 		sc->sc_statchg = tlp_winb_mii_statchg;
    259    1.5   thorpej 		break;
    260    1.5   thorpej 
    261   1.68   thorpej 	case TULIP_CHIP_DM9102:
    262   1.68   thorpej 	case TULIP_CHIP_DM9102A:
    263   1.68   thorpej 		sc->sc_statchg = tlp_dm9102_mii_statchg;
    264   1.68   thorpej 		break;
    265   1.68   thorpej 
    266    1.5   thorpej 	default:
    267    1.7   thorpej 		/*
    268    1.7   thorpej 		 * We may override this if we have special media
    269    1.7   thorpej 		 * handling requirements (e.g. flipping GPIO pins).
    270    1.7   thorpej 		 *
    271    1.7   thorpej 		 * The pure-MII statchg function covers the basics.
    272    1.7   thorpej 		 */
    273    1.5   thorpej 		sc->sc_statchg = tlp_mii_statchg;
    274    1.5   thorpej 		break;
    275    1.5   thorpej 	}
    276    1.5   thorpej 
    277    1.5   thorpej 	/*
    278   1.67   thorpej 	 * Default to no FS|LS in setup packet descriptors.  They're
    279   1.67   thorpej 	 * supposed to be zero according to the 21040 and 21143
    280   1.67   thorpej 	 * manuals, and some chips fall over badly if they're
    281   1.67   thorpej 	 * included.  Yet, other chips seem to require them.  Sigh.
    282   1.67   thorpej 	 */
    283   1.67   thorpej 	switch (sc->sc_chip) {
    284   1.67   thorpej 	case TULIP_CHIP_X3201_3:
    285   1.67   thorpej 		sc->sc_setup_fsls = TDCTL_Tx_FS|TDCTL_Tx_LS;
    286   1.67   thorpej 		break;
    287   1.67   thorpej 
    288   1.67   thorpej 	default:
    289   1.67   thorpej 		sc->sc_setup_fsls = 0;
    290   1.67   thorpej 	}
    291   1.67   thorpej 
    292   1.67   thorpej 	/*
    293    1.2   thorpej 	 * Set up various chip-specific quirks.
    294   1.41   thorpej 	 *
    295   1.41   thorpej 	 * Note that wherever we can, we use the "ring" option for
    296   1.41   thorpej 	 * transmit and receive descriptors.  This is because some
    297   1.41   thorpej 	 * clone chips apparently have problems when using chaining,
    298   1.41   thorpej 	 * although some *only* support chaining.
    299   1.41   thorpej 	 *
    300   1.41   thorpej 	 * What we do is always program the "next" pointer, and then
    301   1.41   thorpej 	 * conditionally set the TDCTL_CH and TDCTL_ER bits in the
    302   1.41   thorpej 	 * appropriate places.
    303    1.2   thorpej 	 */
    304    1.2   thorpej 	switch (sc->sc_chip) {
    305   1.13   thorpej 	case TULIP_CHIP_21140:
    306   1.13   thorpej 	case TULIP_CHIP_21140A:
    307   1.13   thorpej 	case TULIP_CHIP_21142:
    308   1.13   thorpej 	case TULIP_CHIP_21143:
    309   1.27   thorpej 	case TULIP_CHIP_82C115:		/* 21143-like */
    310   1.27   thorpej 	case TULIP_CHIP_MX98713:	/* 21140-like */
    311   1.27   thorpej 	case TULIP_CHIP_MX98713A:	/* 21143-like */
    312   1.27   thorpej 	case TULIP_CHIP_MX98715:	/* 21143-like */
    313   1.27   thorpej 	case TULIP_CHIP_MX98715A:	/* 21143-like */
    314   1.71    castor 	case TULIP_CHIP_MX98715AEC_X:	/* 21143-like */
    315   1.27   thorpej 	case TULIP_CHIP_MX98725:	/* 21143-like */
    316  1.143    rpaulo 	case TULIP_CHIP_RS7112:		/* 21143-like */
    317   1.41   thorpej 		/*
    318   1.41   thorpej 		 * Run these chips in ring mode.
    319   1.41   thorpej 		 */
    320   1.41   thorpej 		sc->sc_tdctl_ch = 0;
    321   1.41   thorpej 		sc->sc_tdctl_er = TDCTL_ER;
    322   1.13   thorpej 		sc->sc_preinit = tlp_2114x_preinit;
    323   1.13   thorpej 		break;
    324   1.13   thorpej 
    325    1.3   thorpej 	case TULIP_CHIP_82C168:
    326    1.3   thorpej 	case TULIP_CHIP_82C169:
    327   1.41   thorpej 		/*
    328   1.41   thorpej 		 * Run these chips in ring mode.
    329   1.41   thorpej 		 */
    330   1.41   thorpej 		sc->sc_tdctl_ch = 0;
    331   1.41   thorpej 		sc->sc_tdctl_er = TDCTL_ER;
    332   1.13   thorpej 		sc->sc_preinit = tlp_pnic_preinit;
    333   1.13   thorpej 
    334    1.3   thorpej 		/*
    335    1.3   thorpej 		 * These chips seem to have busted DMA engines; just put them
    336    1.3   thorpej 		 * in Store-and-Forward mode from the get-go.
    337    1.3   thorpej 		 */
    338    1.3   thorpej 		sc->sc_txthresh = TXTH_SF;
    339    1.3   thorpej 		break;
    340    1.3   thorpej 
    341    1.2   thorpej 	case TULIP_CHIP_WB89C840F:
    342   1.41   thorpej 		/*
    343   1.41   thorpej 		 * Run this chip in chained mode.
    344   1.41   thorpej 		 */
    345   1.41   thorpej 		sc->sc_tdctl_ch = TDCTL_CH;
    346   1.41   thorpej 		sc->sc_tdctl_er = 0;
    347    1.2   thorpej 		sc->sc_flags |= TULIPF_IC_FS;
    348    1.2   thorpej 		break;
    349    1.2   thorpej 
    350   1.68   thorpej 	case TULIP_CHIP_DM9102:
    351   1.68   thorpej 	case TULIP_CHIP_DM9102A:
    352   1.68   thorpej 		/*
    353   1.68   thorpej 		 * Run these chips in chained mode.
    354   1.68   thorpej 		 */
    355   1.68   thorpej 		sc->sc_tdctl_ch = TDCTL_CH;
    356   1.68   thorpej 		sc->sc_tdctl_er = 0;
    357   1.68   thorpej 		sc->sc_preinit = tlp_dm9102_preinit;
    358   1.68   thorpej 
    359   1.68   thorpej 		/*
    360   1.68   thorpej 		 * These chips have a broken bus interface, so we
    361   1.68   thorpej 		 * can't use any optimized bus commands.  For this
    362   1.68   thorpej 		 * reason, we tend to underrun pretty quickly, so
    363   1.68   thorpej 		 * just to Store-and-Forward mode from the get-go.
    364   1.68   thorpej 		 */
    365   1.68   thorpej 		sc->sc_txthresh = TXTH_DM9102_SF;
    366   1.68   thorpej 		break;
    367   1.68   thorpej 
    368  1.137    rpaulo 	case TULIP_CHIP_AX88140:
    369  1.137    rpaulo 	case TULIP_CHIP_AX88141:
    370  1.137    rpaulo 		/*
    371  1.137    rpaulo 		 * Run these chips in ring mode.
    372  1.137    rpaulo 		 */
    373  1.137    rpaulo 		sc->sc_tdctl_ch = 0;
    374  1.137    rpaulo 		sc->sc_tdctl_er = TDCTL_ER;
    375  1.137    rpaulo 		sc->sc_preinit = tlp_asix_preinit;
    376  1.137    rpaulo 		break;
    377  1.137    rpaulo 
    378    1.2   thorpej 	default:
    379   1.41   thorpej 		/*
    380   1.41   thorpej 		 * Default to running in ring mode.
    381   1.41   thorpej 		 */
    382   1.41   thorpej 		sc->sc_tdctl_ch = 0;
    383   1.41   thorpej 		sc->sc_tdctl_er = TDCTL_ER;
    384    1.2   thorpej 	}
    385    1.2   thorpej 
    386   1.33   thorpej 	/*
    387   1.33   thorpej 	 * Set up the MII bit-bang operations.
    388   1.33   thorpej 	 */
    389   1.33   thorpej 	switch (sc->sc_chip) {
    390   1.33   thorpej 	case TULIP_CHIP_WB89C840F:	/* XXX direction bit different? */
    391   1.33   thorpej 		sc->sc_bitbang_ops = &tlp_sio_mii_bitbang_ops;
    392   1.33   thorpej 		break;
    393   1.33   thorpej 
    394   1.33   thorpej 	default:
    395   1.33   thorpej 		sc->sc_bitbang_ops = &tlp_sio_mii_bitbang_ops;
    396   1.33   thorpej 	}
    397   1.33   thorpej 
    398    1.1   thorpej 	SIMPLEQ_INIT(&sc->sc_txfreeq);
    399    1.1   thorpej 	SIMPLEQ_INIT(&sc->sc_txdirtyq);
    400    1.1   thorpej 
    401    1.1   thorpej 	/*
    402    1.1   thorpej 	 * Allocate the control data structures, and create and load the
    403    1.1   thorpej 	 * DMA map for it.
    404    1.1   thorpej 	 */
    405    1.1   thorpej 	if ((error = bus_dmamem_alloc(sc->sc_dmat,
    406   1.42   thorpej 	    sizeof(struct tulip_control_data), PAGE_SIZE, 0, &sc->sc_cdseg,
    407   1.42   thorpej 	    1, &sc->sc_cdnseg, 0)) != 0) {
    408    1.1   thorpej 		printf("%s: unable to allocate control data, error = %d\n",
    409    1.1   thorpej 		    sc->sc_dev.dv_xname, error);
    410    1.1   thorpej 		goto fail_0;
    411    1.1   thorpej 	}
    412    1.1   thorpej 
    413   1.42   thorpej 	if ((error = bus_dmamem_map(sc->sc_dmat, &sc->sc_cdseg, sc->sc_cdnseg,
    414  1.149  christos 	    sizeof(struct tulip_control_data), (void **)&sc->sc_control_data,
    415    1.1   thorpej 	    BUS_DMA_COHERENT)) != 0) {
    416    1.1   thorpej 		printf("%s: unable to map control data, error = %d\n",
    417    1.1   thorpej 		    sc->sc_dev.dv_xname, error);
    418    1.1   thorpej 		goto fail_1;
    419    1.1   thorpej 	}
    420    1.1   thorpej 
    421    1.1   thorpej 	if ((error = bus_dmamap_create(sc->sc_dmat,
    422    1.1   thorpej 	    sizeof(struct tulip_control_data), 1,
    423    1.1   thorpej 	    sizeof(struct tulip_control_data), 0, 0, &sc->sc_cddmamap)) != 0) {
    424    1.1   thorpej 		printf("%s: unable to create control data DMA map, "
    425    1.1   thorpej 		    "error = %d\n", sc->sc_dev.dv_xname, error);
    426    1.1   thorpej 		goto fail_2;
    427    1.1   thorpej 	}
    428    1.1   thorpej 
    429    1.1   thorpej 	if ((error = bus_dmamap_load(sc->sc_dmat, sc->sc_cddmamap,
    430    1.1   thorpej 	    sc->sc_control_data, sizeof(struct tulip_control_data), NULL,
    431    1.1   thorpej 	    0)) != 0) {
    432    1.1   thorpej 		printf("%s: unable to load control data DMA map, error = %d\n",
    433    1.1   thorpej 		    sc->sc_dev.dv_xname, error);
    434    1.1   thorpej 		goto fail_3;
    435    1.1   thorpej 	}
    436    1.1   thorpej 
    437    1.1   thorpej 	/*
    438    1.1   thorpej 	 * Create the transmit buffer DMA maps.
    439   1.39   thorpej 	 *
    440   1.39   thorpej 	 * Note that on the Xircom clone, transmit buffers must be
    441   1.39   thorpej 	 * 4-byte aligned.  We're almost guaranteed to have to copy
    442   1.39   thorpej 	 * the packet in that case, so we just limit ourselves to
    443   1.39   thorpej 	 * one segment.
    444   1.68   thorpej 	 *
    445   1.68   thorpej 	 * On the DM9102, the transmit logic can only handle one
    446   1.68   thorpej 	 * DMA segment.
    447    1.1   thorpej 	 */
    448   1.39   thorpej 	switch (sc->sc_chip) {
    449   1.39   thorpej 	case TULIP_CHIP_X3201_3:
    450   1.68   thorpej 	case TULIP_CHIP_DM9102:
    451   1.68   thorpej 	case TULIP_CHIP_DM9102A:
    452  1.137    rpaulo 	case TULIP_CHIP_AX88140:
    453  1.137    rpaulo 	case TULIP_CHIP_AX88141:
    454   1.39   thorpej 		sc->sc_ntxsegs = 1;
    455   1.39   thorpej 		break;
    456   1.39   thorpej 
    457   1.39   thorpej 	default:
    458   1.39   thorpej 		sc->sc_ntxsegs = TULIP_NTXSEGS;
    459   1.39   thorpej 	}
    460    1.1   thorpej 	for (i = 0; i < TULIP_TXQUEUELEN; i++) {
    461    1.1   thorpej 		if ((error = bus_dmamap_create(sc->sc_dmat, MCLBYTES,
    462   1.39   thorpej 		    sc->sc_ntxsegs, MCLBYTES, 0, 0,
    463    1.1   thorpej 		    &sc->sc_txsoft[i].txs_dmamap)) != 0) {
    464    1.1   thorpej 			printf("%s: unable to create tx DMA map %d, "
    465    1.1   thorpej 			    "error = %d\n", sc->sc_dev.dv_xname, i, error);
    466    1.1   thorpej 			goto fail_4;
    467    1.1   thorpej 		}
    468    1.1   thorpej 	}
    469    1.1   thorpej 
    470    1.1   thorpej 	/*
    471   1.92       wiz 	 * Create the receive buffer DMA maps.
    472    1.1   thorpej 	 */
    473    1.1   thorpej 	for (i = 0; i < TULIP_NRXDESC; i++) {
    474    1.1   thorpej 		if ((error = bus_dmamap_create(sc->sc_dmat, MCLBYTES, 1,
    475    1.1   thorpej 		    MCLBYTES, 0, 0, &sc->sc_rxsoft[i].rxs_dmamap)) != 0) {
    476    1.1   thorpej 			printf("%s: unable to create rx DMA map %d, "
    477    1.1   thorpej 			    "error = %d\n", sc->sc_dev.dv_xname, i, error);
    478    1.1   thorpej 			goto fail_5;
    479    1.1   thorpej 		}
    480    1.1   thorpej 		sc->sc_rxsoft[i].rxs_mbuf = NULL;
    481    1.1   thorpej 	}
    482    1.1   thorpej 
    483    1.1   thorpej 	/*
    484   1.53   thorpej 	 * From this point forward, the attachment cannot fail.  A failure
    485   1.53   thorpej 	 * before this point releases all resources that may have been
    486   1.53   thorpej 	 * allocated.
    487   1.53   thorpej 	 */
    488   1.53   thorpej 	sc->sc_flags |= TULIPF_ATTACHED;
    489   1.53   thorpej 
    490   1.53   thorpej 	/*
    491    1.1   thorpej 	 * Reset the chip to a known state.
    492    1.1   thorpej 	 */
    493    1.1   thorpej 	tlp_reset(sc);
    494    1.1   thorpej 
    495    1.1   thorpej 	/* Announce ourselves. */
    496    1.1   thorpej 	printf("%s: %s%sEthernet address %s\n", sc->sc_dev.dv_xname,
    497    1.9   thorpej 	    sc->sc_name[0] != '\0' ? sc->sc_name : "",
    498    1.9   thorpej 	    sc->sc_name[0] != '\0' ? ", " : "",
    499    1.1   thorpej 	    ether_sprintf(enaddr));
    500    1.1   thorpej 
    501    1.1   thorpej 	/*
    502  1.126   thorpej 	 * Check to see if we're the simulated Ethernet on Connectix
    503  1.126   thorpej 	 * Virtual PC.
    504  1.126   thorpej 	 */
    505  1.126   thorpej 	if (enaddr[0] == 0x00 && enaddr[1] == 0x03 && enaddr[2] == 0xff)
    506  1.126   thorpej 		sc->sc_flags |= TULIPF_VPC;
    507  1.126   thorpej 
    508  1.126   thorpej 	/*
    509    1.1   thorpej 	 * Initialize our media structures.  This may probe the MII, if
    510    1.1   thorpej 	 * present.
    511    1.1   thorpej 	 */
    512    1.1   thorpej 	(*sc->sc_mediasw->tmsw_init)(sc);
    513    1.1   thorpej 
    514    1.1   thorpej 	strcpy(ifp->if_xname, sc->sc_dev.dv_xname);
    515    1.1   thorpej 	ifp->if_softc = sc;
    516    1.1   thorpej 	ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
    517  1.133       kim 	sc->sc_if_flags = ifp->if_flags;
    518    1.1   thorpej 	ifp->if_ioctl = tlp_ioctl;
    519    1.1   thorpej 	ifp->if_start = tlp_start;
    520    1.1   thorpej 	ifp->if_watchdog = tlp_watchdog;
    521   1.79   thorpej 	ifp->if_init = tlp_init;
    522   1.79   thorpej 	ifp->if_stop = tlp_stop;
    523   1.83   thorpej 	IFQ_SET_READY(&ifp->if_snd);
    524    1.1   thorpej 
    525    1.1   thorpej 	/*
    526   1.74   thorpej 	 * We can support 802.1Q VLAN-sized frames.
    527   1.74   thorpej 	 */
    528   1.74   thorpej 	sc->sc_ethercom.ec_capabilities |= ETHERCAP_VLAN_MTU;
    529   1.74   thorpej 
    530   1.74   thorpej 	/*
    531    1.1   thorpej 	 * Attach the interface.
    532    1.1   thorpej 	 */
    533    1.1   thorpej 	if_attach(ifp);
    534    1.1   thorpej 	ether_ifattach(ifp, enaddr);
    535   1.76     enami #if NRND > 0
    536   1.76     enami 	rnd_attach_source(&sc->sc_rnd_source, sc->sc_dev.dv_xname,
    537   1.76     enami 	    RND_TYPE_NET, 0);
    538   1.76     enami #endif
    539    1.1   thorpej 
    540  1.158  jmcneill 	if (!pmf_device_register(self, NULL, NULL))
    541  1.158  jmcneill 		aprint_error_dev(self, "couldn't establish power handler\n");
    542  1.158  jmcneill 	else
    543  1.158  jmcneill 		pmf_class_network_register(self, ifp);
    544   1.54   thorpej 
    545    1.1   thorpej 	return;
    546    1.1   thorpej 
    547    1.1   thorpej 	/*
    548    1.1   thorpej 	 * Free any resources we've allocated during the failed attach
    549    1.1   thorpej 	 * attempt.  Do this in reverse order and fall through.
    550    1.1   thorpej 	 */
    551    1.1   thorpej  fail_5:
    552    1.1   thorpej 	for (i = 0; i < TULIP_NRXDESC; i++) {
    553    1.1   thorpej 		if (sc->sc_rxsoft[i].rxs_dmamap != NULL)
    554    1.1   thorpej 			bus_dmamap_destroy(sc->sc_dmat,
    555    1.1   thorpej 			    sc->sc_rxsoft[i].rxs_dmamap);
    556    1.1   thorpej 	}
    557    1.1   thorpej  fail_4:
    558    1.1   thorpej 	for (i = 0; i < TULIP_TXQUEUELEN; i++) {
    559    1.1   thorpej 		if (sc->sc_txsoft[i].txs_dmamap != NULL)
    560    1.1   thorpej 			bus_dmamap_destroy(sc->sc_dmat,
    561    1.1   thorpej 			    sc->sc_txsoft[i].txs_dmamap);
    562    1.1   thorpej 	}
    563    1.1   thorpej 	bus_dmamap_unload(sc->sc_dmat, sc->sc_cddmamap);
    564    1.1   thorpej  fail_3:
    565    1.1   thorpej 	bus_dmamap_destroy(sc->sc_dmat, sc->sc_cddmamap);
    566    1.1   thorpej  fail_2:
    567  1.149  christos 	bus_dmamem_unmap(sc->sc_dmat, (void *)sc->sc_control_data,
    568    1.1   thorpej 	    sizeof(struct tulip_control_data));
    569    1.1   thorpej  fail_1:
    570   1.42   thorpej 	bus_dmamem_free(sc->sc_dmat, &sc->sc_cdseg, sc->sc_cdnseg);
    571    1.1   thorpej  fail_0:
    572    1.1   thorpej 	return;
    573    1.1   thorpej }
    574    1.1   thorpej 
    575    1.1   thorpej /*
    576   1.42   thorpej  * tlp_activate:
    577   1.42   thorpej  *
    578   1.42   thorpej  *	Handle device activation/deactivation requests.
    579   1.42   thorpej  */
    580   1.42   thorpej int
    581  1.138   thorpej tlp_activate(struct device *self, enum devact act)
    582   1.42   thorpej {
    583   1.42   thorpej 	struct tulip_softc *sc = (void *) self;
    584   1.42   thorpej 	int s, error = 0;
    585   1.42   thorpej 
    586   1.42   thorpej 	s = splnet();
    587   1.42   thorpej 	switch (act) {
    588   1.42   thorpej 	case DVACT_ACTIVATE:
    589   1.42   thorpej 		error = EOPNOTSUPP;
    590   1.42   thorpej 		break;
    591   1.42   thorpej 
    592   1.42   thorpej 	case DVACT_DEACTIVATE:
    593   1.42   thorpej 		if (sc->sc_flags & TULIPF_HAS_MII)
    594   1.43   thorpej 			mii_activate(&sc->sc_mii, act, MII_PHY_ANY,
    595   1.42   thorpej 			    MII_OFFSET_ANY);
    596   1.42   thorpej 		if_deactivate(&sc->sc_ethercom.ec_if);
    597   1.42   thorpej 		break;
    598   1.42   thorpej 	}
    599   1.42   thorpej 	splx(s);
    600   1.42   thorpej 
    601   1.42   thorpej 	return (error);
    602   1.42   thorpej }
    603   1.42   thorpej 
    604   1.42   thorpej /*
    605   1.42   thorpej  * tlp_detach:
    606   1.42   thorpej  *
    607   1.42   thorpej  *	Detach a Tulip interface.
    608   1.42   thorpej  */
    609   1.42   thorpej int
    610  1.138   thorpej tlp_detach(struct tulip_softc *sc)
    611   1.42   thorpej {
    612   1.42   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
    613   1.42   thorpej 	struct tulip_rxsoft *rxs;
    614   1.42   thorpej 	struct tulip_txsoft *txs;
    615  1.158  jmcneill 	device_t self = &sc->sc_dev;
    616   1.42   thorpej 	int i;
    617   1.42   thorpej 
    618   1.53   thorpej 	/*
    619   1.98       wiz 	 * Succeed now if there isn't any work to do.
    620   1.53   thorpej 	 */
    621   1.53   thorpej 	if ((sc->sc_flags & TULIPF_ATTACHED) == 0)
    622   1.53   thorpej 		return (0);
    623   1.53   thorpej 
    624   1.42   thorpej 	/* Unhook our tick handler. */
    625   1.42   thorpej 	if (sc->sc_tick)
    626   1.56   thorpej 		callout_stop(&sc->sc_tick_callout);
    627   1.42   thorpej 
    628   1.42   thorpej 	if (sc->sc_flags & TULIPF_HAS_MII) {
    629   1.42   thorpej 		/* Detach all PHYs */
    630   1.43   thorpej 		mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY);
    631   1.42   thorpej 	}
    632   1.42   thorpej 
    633   1.42   thorpej 	/* Delete all remaining media. */
    634   1.42   thorpej 	ifmedia_delete_instance(&sc->sc_mii.mii_media, IFM_INST_ANY);
    635   1.42   thorpej 
    636   1.76     enami #if NRND > 0
    637   1.76     enami 	rnd_detach_source(&sc->sc_rnd_source);
    638   1.42   thorpej #endif
    639   1.42   thorpej 	ether_ifdetach(ifp);
    640   1.42   thorpej 	if_detach(ifp);
    641   1.42   thorpej 
    642   1.42   thorpej 	for (i = 0; i < TULIP_NRXDESC; i++) {
    643   1.42   thorpej 		rxs = &sc->sc_rxsoft[i];
    644   1.42   thorpej 		if (rxs->rxs_mbuf != NULL) {
    645   1.42   thorpej 			bus_dmamap_unload(sc->sc_dmat, rxs->rxs_dmamap);
    646   1.42   thorpej 			m_freem(rxs->rxs_mbuf);
    647   1.42   thorpej 			rxs->rxs_mbuf = NULL;
    648   1.42   thorpej 		}
    649   1.42   thorpej 		bus_dmamap_destroy(sc->sc_dmat, rxs->rxs_dmamap);
    650   1.42   thorpej 	}
    651   1.42   thorpej 	for (i = 0; i < TULIP_TXQUEUELEN; i++) {
    652   1.42   thorpej 		txs = &sc->sc_txsoft[i];
    653   1.42   thorpej 		if (txs->txs_mbuf != NULL) {
    654   1.42   thorpej 			bus_dmamap_unload(sc->sc_dmat, txs->txs_dmamap);
    655   1.42   thorpej 			m_freem(txs->txs_mbuf);
    656   1.42   thorpej 			txs->txs_mbuf = NULL;
    657   1.42   thorpej 		}
    658   1.42   thorpej 		bus_dmamap_destroy(sc->sc_dmat, txs->txs_dmamap);
    659   1.42   thorpej 	}
    660   1.42   thorpej 	bus_dmamap_unload(sc->sc_dmat, sc->sc_cddmamap);
    661   1.42   thorpej 	bus_dmamap_destroy(sc->sc_dmat, sc->sc_cddmamap);
    662  1.149  christos 	bus_dmamem_unmap(sc->sc_dmat, (void *)sc->sc_control_data,
    663   1.42   thorpej 	    sizeof(struct tulip_control_data));
    664   1.42   thorpej 	bus_dmamem_free(sc->sc_dmat, &sc->sc_cdseg, sc->sc_cdnseg);
    665   1.42   thorpej 
    666  1.158  jmcneill 	pmf_device_deregister(self);
    667   1.42   thorpej 
    668   1.47   mycroft 	if (sc->sc_srom)
    669   1.47   mycroft 		free(sc->sc_srom, M_DEVBUF);
    670   1.47   mycroft 
    671   1.42   thorpej 	return (0);
    672   1.42   thorpej }
    673   1.42   thorpej 
    674   1.42   thorpej /*
    675    1.1   thorpej  * tlp_start:		[ifnet interface function]
    676    1.1   thorpej  *
    677    1.1   thorpej  *	Start packet transmission on the interface.
    678    1.1   thorpej  */
    679  1.138   thorpej static void
    680  1.138   thorpej tlp_start(struct ifnet *ifp)
    681    1.1   thorpej {
    682    1.1   thorpej 	struct tulip_softc *sc = ifp->if_softc;
    683    1.1   thorpej 	struct mbuf *m0, *m;
    684  1.124  christos 	struct tulip_txsoft *txs, *last_txs = NULL;
    685    1.1   thorpej 	bus_dmamap_t dmamap;
    686  1.124  christos 	int error, firsttx, nexttx, lasttx = 1, ofree, seg;
    687    1.1   thorpej 
    688    1.5   thorpej 	DPRINTF(sc, ("%s: tlp_start: sc_flags 0x%08x, if_flags 0x%08x\n",
    689    1.1   thorpej 	    sc->sc_dev.dv_xname, sc->sc_flags, ifp->if_flags));
    690    1.1   thorpej 
    691    1.1   thorpej 	/*
    692    1.1   thorpej 	 * If we want a filter setup, it means no more descriptors were
    693    1.1   thorpej 	 * available for the setup routine.  Let it get a chance to wedge
    694    1.1   thorpej 	 * itself into the ring.
    695    1.1   thorpej 	 */
    696    1.1   thorpej 	if (sc->sc_flags & TULIPF_WANT_SETUP)
    697    1.1   thorpej 		ifp->if_flags |= IFF_OACTIVE;
    698    1.1   thorpej 
    699    1.1   thorpej 	if ((ifp->if_flags & (IFF_RUNNING|IFF_OACTIVE)) != IFF_RUNNING)
    700    1.1   thorpej 		return;
    701    1.1   thorpej 
    702  1.108       chs 	if (sc->sc_tick == tlp_2114x_nway_tick &&
    703  1.108       chs 	    (sc->sc_flags & TULIPF_LINK_UP) == 0 && ifp->if_snd.ifq_len < 10)
    704  1.108       chs 		return;
    705  1.108       chs 
    706    1.1   thorpej 	/*
    707    1.1   thorpej 	 * Remember the previous number of free descriptors and
    708    1.1   thorpej 	 * the first descriptor we'll use.
    709    1.1   thorpej 	 */
    710    1.1   thorpej 	ofree = sc->sc_txfree;
    711    1.1   thorpej 	firsttx = sc->sc_txnext;
    712    1.1   thorpej 
    713    1.5   thorpej 	DPRINTF(sc, ("%s: tlp_start: txfree %d, txnext %d\n",
    714    1.1   thorpej 	    sc->sc_dev.dv_xname, ofree, firsttx));
    715    1.1   thorpej 
    716    1.1   thorpej 	/*
    717    1.1   thorpej 	 * Loop through the send queue, setting up transmit descriptors
    718    1.1   thorpej 	 * until we drain the queue, or use up all available transmit
    719    1.1   thorpej 	 * descriptors.
    720    1.1   thorpej 	 */
    721    1.1   thorpej 	while ((txs = SIMPLEQ_FIRST(&sc->sc_txfreeq)) != NULL &&
    722    1.1   thorpej 	       sc->sc_txfree != 0) {
    723    1.1   thorpej 		/*
    724    1.1   thorpej 		 * Grab a packet off the queue.
    725    1.1   thorpej 		 */
    726   1.83   thorpej 		IFQ_POLL(&ifp->if_snd, m0);
    727    1.1   thorpej 		if (m0 == NULL)
    728    1.1   thorpej 			break;
    729   1.84   thorpej 		m = NULL;
    730    1.1   thorpej 
    731    1.1   thorpej 		dmamap = txs->txs_dmamap;
    732    1.1   thorpej 
    733    1.1   thorpej 		/*
    734    1.1   thorpej 		 * Load the DMA map.  If this fails, the packet either
    735    1.1   thorpej 		 * didn't fit in the alloted number of segments, or we were
    736    1.1   thorpej 		 * short on resources.  In this case, we'll copy and try
    737    1.1   thorpej 		 * again.
    738   1.39   thorpej 		 *
    739   1.39   thorpej 		 * Note that if we're only allowed 1 Tx segment, we
    740   1.39   thorpej 		 * have an alignment restriction.  Do this test before
    741   1.39   thorpej 		 * attempting to load the DMA map, because it's more
    742   1.39   thorpej 		 * likely we'll trip the alignment test than the
    743   1.39   thorpej 		 * more-than-one-segment test.
    744   1.39   thorpej 		 */
    745   1.97       mrg 		if ((sc->sc_ntxsegs == 1 && (mtod(m0, uintptr_t) & 3) != 0) ||
    746   1.39   thorpej 		    bus_dmamap_load_mbuf(sc->sc_dmat, dmamap, m0,
    747   1.95   thorpej 		      BUS_DMA_WRITE|BUS_DMA_NOWAIT) != 0) {
    748    1.1   thorpej 			MGETHDR(m, M_DONTWAIT, MT_DATA);
    749    1.1   thorpej 			if (m == NULL) {
    750    1.1   thorpej 				printf("%s: unable to allocate Tx mbuf\n",
    751    1.1   thorpej 				    sc->sc_dev.dv_xname);
    752    1.1   thorpej 				break;
    753    1.1   thorpej 			}
    754  1.122      matt 			MCLAIM(m, &sc->sc_ethercom.ec_tx_mowner);
    755    1.1   thorpej 			if (m0->m_pkthdr.len > MHLEN) {
    756    1.1   thorpej 				MCLGET(m, M_DONTWAIT);
    757    1.1   thorpej 				if ((m->m_flags & M_EXT) == 0) {
    758    1.1   thorpej 					printf("%s: unable to allocate Tx "
    759    1.1   thorpej 					    "cluster\n", sc->sc_dev.dv_xname);
    760    1.1   thorpej 					m_freem(m);
    761    1.1   thorpej 					break;
    762    1.1   thorpej 				}
    763    1.1   thorpej 			}
    764  1.149  christos 			m_copydata(m0, 0, m0->m_pkthdr.len, mtod(m, void *));
    765    1.1   thorpej 			m->m_pkthdr.len = m->m_len = m0->m_pkthdr.len;
    766    1.1   thorpej 			error = bus_dmamap_load_mbuf(sc->sc_dmat, dmamap,
    767   1.95   thorpej 			    m, BUS_DMA_WRITE|BUS_DMA_NOWAIT);
    768    1.1   thorpej 			if (error) {
    769    1.1   thorpej 				printf("%s: unable to load Tx buffer, "
    770    1.1   thorpej 				    "error = %d\n", sc->sc_dev.dv_xname, error);
    771    1.1   thorpej 				break;
    772    1.1   thorpej 			}
    773    1.1   thorpej 		}
    774    1.1   thorpej 
    775    1.1   thorpej 		/*
    776    1.1   thorpej 		 * Ensure we have enough descriptors free to describe
    777    1.1   thorpej 		 * the packet.
    778    1.1   thorpej 		 */
    779    1.1   thorpej 		if (dmamap->dm_nsegs > sc->sc_txfree) {
    780    1.1   thorpej 			/*
    781    1.1   thorpej 			 * Not enough free descriptors to transmit this
    782    1.1   thorpej 			 * packet.  We haven't committed to anything yet,
    783    1.1   thorpej 			 * so just unload the DMA map, put the packet
    784    1.1   thorpej 			 * back on the queue, and punt.  Notify the upper
    785    1.1   thorpej 			 * layer that there are no more slots left.
    786    1.1   thorpej 			 *
    787    1.1   thorpej 			 * XXX We could allocate an mbuf and copy, but
    788    1.1   thorpej 			 * XXX it is worth it?
    789    1.1   thorpej 			 */
    790    1.1   thorpej 			ifp->if_flags |= IFF_OACTIVE;
    791    1.1   thorpej 			bus_dmamap_unload(sc->sc_dmat, dmamap);
    792   1.84   thorpej 			if (m != NULL)
    793   1.84   thorpej 				m_freem(m);
    794    1.1   thorpej 			break;
    795    1.1   thorpej 		}
    796   1.83   thorpej 
    797   1.83   thorpej 		IFQ_DEQUEUE(&ifp->if_snd, m0);
    798   1.84   thorpej 		if (m != NULL) {
    799   1.84   thorpej 			m_freem(m0);
    800   1.84   thorpej 			m0 = m;
    801   1.84   thorpej 		}
    802    1.1   thorpej 
    803    1.1   thorpej 		/*
    804    1.1   thorpej 		 * WE ARE NOW COMMITTED TO TRANSMITTING THE PACKET.
    805    1.1   thorpej 		 */
    806    1.1   thorpej 
    807    1.1   thorpej 		/* Sync the DMA map. */
    808    1.1   thorpej 		bus_dmamap_sync(sc->sc_dmat, dmamap, 0, dmamap->dm_mapsize,
    809    1.1   thorpej 		    BUS_DMASYNC_PREWRITE);
    810    1.1   thorpej 
    811    1.1   thorpej 		/*
    812    1.1   thorpej 		 * Initialize the transmit descriptors.
    813    1.1   thorpej 		 */
    814    1.1   thorpej 		for (nexttx = sc->sc_txnext, seg = 0;
    815    1.1   thorpej 		     seg < dmamap->dm_nsegs;
    816    1.1   thorpej 		     seg++, nexttx = TULIP_NEXTTX(nexttx)) {
    817    1.1   thorpej 			/*
    818    1.1   thorpej 			 * If this is the first descriptor we're
    819    1.1   thorpej 			 * enqueueing, don't set the OWN bit just
    820    1.1   thorpej 			 * yet.  That could cause a race condition.
    821    1.1   thorpej 			 * We'll do it below.
    822    1.1   thorpej 			 */
    823    1.1   thorpej 			sc->sc_txdescs[nexttx].td_status =
    824   1.35   thorpej 			    (nexttx == firsttx) ? 0 : htole32(TDSTAT_OWN);
    825    1.1   thorpej 			sc->sc_txdescs[nexttx].td_bufaddr1 =
    826   1.35   thorpej 			    htole32(dmamap->dm_segs[seg].ds_addr);
    827    1.1   thorpej 			sc->sc_txdescs[nexttx].td_ctl =
    828   1.35   thorpej 			    htole32((dmamap->dm_segs[seg].ds_len <<
    829   1.41   thorpej 			        TDCTL_SIZE1_SHIFT) | sc->sc_tdctl_ch |
    830   1.41   thorpej 				(nexttx == (TULIP_NTXDESC - 1) ?
    831   1.41   thorpej 				 sc->sc_tdctl_er : 0));
    832    1.1   thorpej 			lasttx = nexttx;
    833    1.1   thorpej 		}
    834    1.1   thorpej 
    835  1.124  christos 		KASSERT(lasttx != -1);
    836  1.124  christos 
    837    1.1   thorpej 		/* Set `first segment' and `last segment' appropriately. */
    838   1.35   thorpej 		sc->sc_txdescs[sc->sc_txnext].td_ctl |= htole32(TDCTL_Tx_FS);
    839   1.35   thorpej 		sc->sc_txdescs[lasttx].td_ctl |= htole32(TDCTL_Tx_LS);
    840    1.1   thorpej 
    841    1.1   thorpej #ifdef TLP_DEBUG
    842    1.5   thorpej 		if (ifp->if_flags & IFF_DEBUG) {
    843   1.66   thorpej 			printf("     txsoft %p transmit chain:\n", txs);
    844    1.5   thorpej 			for (seg = sc->sc_txnext;; seg = TULIP_NEXTTX(seg)) {
    845    1.5   thorpej 				printf("     descriptor %d:\n", seg);
    846    1.5   thorpej 				printf("       td_status:   0x%08x\n",
    847   1.35   thorpej 				    le32toh(sc->sc_txdescs[seg].td_status));
    848    1.5   thorpej 				printf("       td_ctl:      0x%08x\n",
    849   1.35   thorpej 				    le32toh(sc->sc_txdescs[seg].td_ctl));
    850    1.5   thorpej 				printf("       td_bufaddr1: 0x%08x\n",
    851   1.35   thorpej 				    le32toh(sc->sc_txdescs[seg].td_bufaddr1));
    852    1.5   thorpej 				printf("       td_bufaddr2: 0x%08x\n",
    853   1.35   thorpej 				    le32toh(sc->sc_txdescs[seg].td_bufaddr2));
    854    1.5   thorpej 				if (seg == lasttx)
    855    1.5   thorpej 					break;
    856    1.5   thorpej 			}
    857    1.1   thorpej 		}
    858    1.1   thorpej #endif
    859    1.1   thorpej 
    860    1.1   thorpej 		/* Sync the descriptors we're using. */
    861    1.1   thorpej 		TULIP_CDTXSYNC(sc, sc->sc_txnext, dmamap->dm_nsegs,
    862    1.1   thorpej 		    BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);
    863    1.1   thorpej 
    864    1.1   thorpej 		/*
    865    1.1   thorpej 		 * Store a pointer to the packet so we can free it later,
    866    1.1   thorpej 		 * and remember what txdirty will be once the packet is
    867    1.1   thorpej 		 * done.
    868    1.1   thorpej 		 */
    869    1.1   thorpej 		txs->txs_mbuf = m0;
    870    1.1   thorpej 		txs->txs_firstdesc = sc->sc_txnext;
    871    1.1   thorpej 		txs->txs_lastdesc = lasttx;
    872   1.40   thorpej 		txs->txs_ndescs = dmamap->dm_nsegs;
    873    1.1   thorpej 
    874    1.1   thorpej 		/* Advance the tx pointer. */
    875    1.1   thorpej 		sc->sc_txfree -= dmamap->dm_nsegs;
    876    1.1   thorpej 		sc->sc_txnext = nexttx;
    877    1.1   thorpej 
    878  1.115     lukem 		SIMPLEQ_REMOVE_HEAD(&sc->sc_txfreeq, txs_q);
    879    1.1   thorpej 		SIMPLEQ_INSERT_TAIL(&sc->sc_txdirtyq, txs, txs_q);
    880    1.1   thorpej 
    881    1.2   thorpej 		last_txs = txs;
    882    1.2   thorpej 
    883    1.1   thorpej #if NBPFILTER > 0
    884    1.1   thorpej 		/*
    885    1.1   thorpej 		 * Pass the packet to any BPF listeners.
    886    1.1   thorpej 		 */
    887    1.1   thorpej 		if (ifp->if_bpf)
    888    1.1   thorpej 			bpf_mtap(ifp->if_bpf, m0);
    889    1.1   thorpej #endif /* NBPFILTER > 0 */
    890    1.1   thorpej 	}
    891    1.1   thorpej 
    892    1.1   thorpej 	if (txs == NULL || sc->sc_txfree == 0) {
    893    1.1   thorpej 		/* No more slots left; notify upper layer. */
    894    1.1   thorpej 		ifp->if_flags |= IFF_OACTIVE;
    895    1.1   thorpej 	}
    896    1.1   thorpej 
    897    1.1   thorpej 	if (sc->sc_txfree != ofree) {
    898    1.5   thorpej 		DPRINTF(sc, ("%s: packets enqueued, IC on %d, OWN on %d\n",
    899    1.1   thorpej 		    sc->sc_dev.dv_xname, lasttx, firsttx));
    900    1.1   thorpej 		/*
    901    1.1   thorpej 		 * Cause a transmit interrupt to happen on the
    902    1.1   thorpej 		 * last packet we enqueued.
    903    1.1   thorpej 		 */
    904   1.35   thorpej 		sc->sc_txdescs[lasttx].td_ctl |= htole32(TDCTL_Tx_IC);
    905    1.1   thorpej 		TULIP_CDTXSYNC(sc, lasttx, 1,
    906    1.1   thorpej 		    BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);
    907    1.2   thorpej 
    908    1.2   thorpej 		/*
    909    1.2   thorpej 		 * Some clone chips want IC on the *first* segment in
    910    1.2   thorpej 		 * the packet.  Appease them.
    911    1.2   thorpej 		 */
    912  1.124  christos 		KASSERT(last_txs != NULL);
    913    1.2   thorpej 		if ((sc->sc_flags & TULIPF_IC_FS) != 0 &&
    914    1.2   thorpej 		    last_txs->txs_firstdesc != lasttx) {
    915    1.2   thorpej 			sc->sc_txdescs[last_txs->txs_firstdesc].td_ctl |=
    916   1.35   thorpej 			    htole32(TDCTL_Tx_IC);
    917    1.2   thorpej 			TULIP_CDTXSYNC(sc, last_txs->txs_firstdesc, 1,
    918    1.2   thorpej 			    BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);
    919    1.2   thorpej 		}
    920    1.1   thorpej 
    921    1.1   thorpej 		/*
    922    1.1   thorpej 		 * The entire packet chain is set up.  Give the
    923    1.1   thorpej 		 * first descriptor to the chip now.
    924    1.1   thorpej 		 */
    925   1.35   thorpej 		sc->sc_txdescs[firsttx].td_status |= htole32(TDSTAT_OWN);
    926    1.1   thorpej 		TULIP_CDTXSYNC(sc, firsttx, 1,
    927    1.1   thorpej 		    BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);
    928    1.1   thorpej 
    929    1.1   thorpej 		/* Wake up the transmitter. */
    930    1.1   thorpej 		/* XXX USE AUTOPOLLING? */
    931    1.1   thorpej 		TULIP_WRITE(sc, CSR_TXPOLL, TXPOLL_TPD);
    932    1.1   thorpej 
    933    1.1   thorpej 		/* Set a watchdog timer in case the chip flakes out. */
    934    1.1   thorpej 		ifp->if_timer = 5;
    935    1.1   thorpej 	}
    936    1.1   thorpej }
    937    1.1   thorpej 
    938    1.1   thorpej /*
    939    1.1   thorpej  * tlp_watchdog:	[ifnet interface function]
    940    1.1   thorpej  *
    941    1.1   thorpej  *	Watchdog timer handler.
    942    1.1   thorpej  */
    943  1.138   thorpej static void
    944  1.138   thorpej tlp_watchdog(struct ifnet *ifp)
    945    1.1   thorpej {
    946    1.1   thorpej 	struct tulip_softc *sc = ifp->if_softc;
    947    1.4   thorpej 	int doing_setup, doing_transmit;
    948    1.4   thorpej 
    949    1.4   thorpej 	doing_setup = (sc->sc_flags & TULIPF_DOING_SETUP);
    950  1.115     lukem 	doing_transmit = (! SIMPLEQ_EMPTY(&sc->sc_txdirtyq));
    951    1.4   thorpej 
    952    1.4   thorpej 	if (doing_setup && doing_transmit) {
    953    1.4   thorpej 		printf("%s: filter setup and transmit timeout\n",
    954    1.4   thorpej 		    sc->sc_dev.dv_xname);
    955    1.4   thorpej 		ifp->if_oerrors++;
    956    1.4   thorpej 	} else if (doing_transmit) {
    957    1.4   thorpej 		printf("%s: transmit timeout\n", sc->sc_dev.dv_xname);
    958    1.4   thorpej 		ifp->if_oerrors++;
    959    1.4   thorpej 	} else if (doing_setup)
    960    1.4   thorpej 		printf("%s: filter setup timeout\n", sc->sc_dev.dv_xname);
    961    1.4   thorpej 	else
    962    1.4   thorpej 		printf("%s: spurious watchdog timeout\n", sc->sc_dev.dv_xname);
    963    1.1   thorpej 
    964   1.79   thorpej 	(void) tlp_init(ifp);
    965    1.1   thorpej 
    966    1.1   thorpej 	/* Try to get more packets going. */
    967    1.1   thorpej 	tlp_start(ifp);
    968    1.1   thorpej }
    969    1.1   thorpej 
    970    1.1   thorpej /*
    971    1.1   thorpej  * tlp_ioctl:		[ifnet interface function]
    972    1.1   thorpej  *
    973    1.1   thorpej  *	Handle control requests from the operator.
    974    1.1   thorpej  */
    975  1.138   thorpej static int
    976  1.149  christos tlp_ioctl(struct ifnet *ifp, u_long cmd, void *data)
    977    1.1   thorpej {
    978    1.1   thorpej 	struct tulip_softc *sc = ifp->if_softc;
    979    1.1   thorpej 	struct ifreq *ifr = (struct ifreq *)data;
    980   1.79   thorpej 	int s, error;
    981    1.1   thorpej 
    982    1.1   thorpej 	s = splnet();
    983    1.1   thorpej 
    984    1.1   thorpej 	switch (cmd) {
    985    1.1   thorpej 	case SIOCSIFMEDIA:
    986    1.1   thorpej 	case SIOCGIFMEDIA:
    987    1.1   thorpej 		error = ifmedia_ioctl(ifp, ifr, &sc->sc_mii.mii_media, cmd);
    988    1.1   thorpej 		break;
    989  1.133       kim 	case SIOCSIFFLAGS:
    990  1.133       kim 		/* If the interface is up and running, only modify the receive
    991  1.133       kim 		 * filter when setting promiscuous or debug mode.  Otherwise
    992  1.133       kim 		 * fall through to ether_ioctl, which will reset the chip.
    993  1.133       kim 		 */
    994  1.133       kim #define RESETIGN (IFF_CANTCHANGE|IFF_DEBUG)
    995  1.133       kim 		if (((ifp->if_flags & (IFF_UP|IFF_RUNNING))
    996  1.133       kim 		    == (IFF_UP|IFF_RUNNING))
    997  1.133       kim 		    && ((ifp->if_flags & (~RESETIGN))
    998  1.133       kim 		    == (sc->sc_if_flags & (~RESETIGN)))) {
    999  1.133       kim 			/* Set up the receive filter. */
   1000  1.133       kim 			(*sc->sc_filter_setup)(sc);
   1001  1.134     skrll 			error = 0;
   1002  1.133       kim 			break;
   1003  1.133       kim #undef RESETIGN
   1004  1.133       kim 		}
   1005  1.133       kim 		/* FALLTHROUGH */
   1006    1.1   thorpej 	default:
   1007   1.79   thorpej 		error = ether_ioctl(ifp, cmd, data);
   1008   1.79   thorpej 		if (error == ENETRESET) {
   1009  1.129   thorpej 			if (ifp->if_flags & IFF_RUNNING) {
   1010   1.79   thorpej 				/*
   1011   1.79   thorpej 				 * Multicast list has changed.  Set the
   1012   1.79   thorpej 				 * hardware filter accordingly.
   1013   1.79   thorpej 				 */
   1014   1.79   thorpej 				(*sc->sc_filter_setup)(sc);
   1015   1.79   thorpej 			}
   1016   1.79   thorpej 			error = 0;
   1017   1.79   thorpej 		}
   1018    1.1   thorpej 		break;
   1019    1.1   thorpej 	}
   1020    1.1   thorpej 
   1021    1.1   thorpej 	/* Try to get more packets going. */
   1022   1.53   thorpej 	if (TULIP_IS_ENABLED(sc))
   1023   1.53   thorpej 		tlp_start(ifp);
   1024    1.1   thorpej 
   1025  1.133       kim 	sc->sc_if_flags = ifp->if_flags;
   1026    1.1   thorpej 	splx(s);
   1027    1.1   thorpej 	return (error);
   1028    1.1   thorpej }
   1029    1.1   thorpej 
   1030    1.1   thorpej /*
   1031    1.1   thorpej  * tlp_intr:
   1032    1.1   thorpej  *
   1033    1.1   thorpej  *	Interrupt service routine.
   1034    1.1   thorpej  */
   1035    1.1   thorpej int
   1036  1.138   thorpej tlp_intr(void *arg)
   1037    1.1   thorpej {
   1038    1.1   thorpej 	struct tulip_softc *sc = arg;
   1039    1.1   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   1040    1.5   thorpej 	u_int32_t status, rxstatus, txstatus;
   1041    1.1   thorpej 	int handled = 0, txthresh;
   1042    1.1   thorpej 
   1043    1.5   thorpej 	DPRINTF(sc, ("%s: tlp_intr\n", sc->sc_dev.dv_xname));
   1044   1.11   thorpej 
   1045   1.53   thorpej #ifdef DEBUG
   1046   1.53   thorpej 	if (TULIP_IS_ENABLED(sc) == 0)
   1047  1.120    provos 		panic("%s: tlp_intr: not enabled", sc->sc_dev.dv_xname);
   1048   1.53   thorpej #endif
   1049   1.53   thorpej 
   1050   1.11   thorpej 	/*
   1051   1.11   thorpej 	 * If the interface isn't running, the interrupt couldn't
   1052   1.11   thorpej 	 * possibly have come from us.
   1053   1.11   thorpej 	 */
   1054   1.42   thorpej 	if ((ifp->if_flags & IFF_RUNNING) == 0 ||
   1055  1.142   thorpej 	    !device_is_active(&sc->sc_dev))
   1056   1.11   thorpej 		return (0);
   1057    1.1   thorpej 
   1058   1.68   thorpej 	/* Disable interrupts on the DM9102 (interrupt edge bug). */
   1059   1.68   thorpej 	switch (sc->sc_chip) {
   1060   1.68   thorpej 	case TULIP_CHIP_DM9102:
   1061   1.68   thorpej 	case TULIP_CHIP_DM9102A:
   1062   1.68   thorpej 		TULIP_WRITE(sc, CSR_INTEN, 0);
   1063   1.68   thorpej 		break;
   1064   1.68   thorpej 
   1065   1.68   thorpej 	default:
   1066   1.68   thorpej 		/* Nothing. */
   1067   1.91       cgd 		break;
   1068   1.68   thorpej 	}
   1069   1.68   thorpej 
   1070    1.1   thorpej 	for (;;) {
   1071    1.1   thorpej 		status = TULIP_READ(sc, CSR_STATUS);
   1072    1.1   thorpej 		if (status)
   1073    1.1   thorpej 			TULIP_WRITE(sc, CSR_STATUS, status);
   1074    1.1   thorpej 
   1075    1.1   thorpej 		if ((status & sc->sc_inten) == 0)
   1076    1.1   thorpej 			break;
   1077    1.1   thorpej 
   1078    1.1   thorpej 		handled = 1;
   1079    1.1   thorpej 
   1080    1.5   thorpej 		rxstatus = status & sc->sc_rxint_mask;
   1081    1.5   thorpej 		txstatus = status & sc->sc_txint_mask;
   1082    1.5   thorpej 
   1083    1.5   thorpej 		if (rxstatus) {
   1084    1.1   thorpej 			/* Grab new any new packets. */
   1085    1.1   thorpej 			tlp_rxintr(sc);
   1086    1.1   thorpej 
   1087    1.5   thorpej 			if (rxstatus & STATUS_RWT)
   1088    1.1   thorpej 				printf("%s: receive watchdog timeout\n",
   1089    1.1   thorpej 				    sc->sc_dev.dv_xname);
   1090    1.1   thorpej 
   1091    1.5   thorpej 			if (rxstatus & STATUS_RU) {
   1092    1.1   thorpej 				printf("%s: receive ring overrun\n",
   1093    1.1   thorpej 				    sc->sc_dev.dv_xname);
   1094    1.1   thorpej 				/* Get the receive process going again. */
   1095   1.63   thorpej 				if (sc->sc_tdctl_er != TDCTL_ER) {
   1096   1.63   thorpej 					tlp_idle(sc, OPMODE_SR);
   1097   1.63   thorpej 					TULIP_WRITE(sc, CSR_RXLIST,
   1098   1.63   thorpej 					    TULIP_CDRXADDR(sc, sc->sc_rxptr));
   1099   1.63   thorpej 					TULIP_WRITE(sc, CSR_OPMODE,
   1100   1.63   thorpej 					    sc->sc_opmode);
   1101   1.63   thorpej 				}
   1102    1.1   thorpej 				TULIP_WRITE(sc, CSR_RXPOLL, RXPOLL_RPD);
   1103    1.1   thorpej 				break;
   1104    1.1   thorpej 			}
   1105    1.1   thorpej 		}
   1106    1.1   thorpej 
   1107    1.5   thorpej 		if (txstatus) {
   1108    1.1   thorpej 			/* Sweep up transmit descriptors. */
   1109    1.1   thorpej 			tlp_txintr(sc);
   1110    1.1   thorpej 
   1111    1.5   thorpej 			if (txstatus & STATUS_TJT)
   1112    1.1   thorpej 				printf("%s: transmit jabber timeout\n",
   1113    1.1   thorpej 				    sc->sc_dev.dv_xname);
   1114    1.1   thorpej 
   1115    1.5   thorpej 			if (txstatus & STATUS_UNF) {
   1116    1.1   thorpej 				/*
   1117    1.1   thorpej 				 * Increase our transmit threshold if
   1118    1.1   thorpej 				 * another is available.
   1119    1.1   thorpej 				 */
   1120    1.1   thorpej 				txthresh = sc->sc_txthresh + 1;
   1121    1.1   thorpej 				if (sc->sc_txth[txthresh].txth_name != NULL) {
   1122    1.1   thorpej 					/* Idle the transmit process. */
   1123    1.1   thorpej 					tlp_idle(sc, OPMODE_ST);
   1124    1.1   thorpej 
   1125    1.1   thorpej 					sc->sc_txthresh = txthresh;
   1126    1.1   thorpej 					sc->sc_opmode &= ~(OPMODE_TR|OPMODE_SF);
   1127    1.1   thorpej 					sc->sc_opmode |=
   1128    1.1   thorpej 					    sc->sc_txth[txthresh].txth_opmode;
   1129    1.1   thorpej 					printf("%s: transmit underrun; new "
   1130    1.1   thorpej 					    "threshold: %s\n",
   1131    1.1   thorpej 					    sc->sc_dev.dv_xname,
   1132    1.1   thorpej 					    sc->sc_txth[txthresh].txth_name);
   1133    1.1   thorpej 
   1134    1.1   thorpej 					/*
   1135    1.1   thorpej 					 * Set the new threshold and restart
   1136    1.1   thorpej 					 * the transmit process.
   1137    1.1   thorpej 					 */
   1138    1.1   thorpej 					TULIP_WRITE(sc, CSR_OPMODE,
   1139    1.1   thorpej 					    sc->sc_opmode);
   1140    1.1   thorpej 				}
   1141    1.1   thorpej 					/*
   1142    1.1   thorpej 					 * XXX Log every Nth underrun from
   1143    1.1   thorpej 					 * XXX now on?
   1144    1.1   thorpej 					 */
   1145    1.1   thorpej 			}
   1146    1.1   thorpej 		}
   1147    1.1   thorpej 
   1148    1.1   thorpej 		if (status & (STATUS_TPS|STATUS_RPS)) {
   1149    1.1   thorpej 			if (status & STATUS_TPS)
   1150    1.1   thorpej 				printf("%s: transmit process stopped\n",
   1151    1.1   thorpej 				    sc->sc_dev.dv_xname);
   1152    1.1   thorpej 			if (status & STATUS_RPS)
   1153    1.1   thorpej 				printf("%s: receive process stopped\n",
   1154    1.1   thorpej 				    sc->sc_dev.dv_xname);
   1155   1.79   thorpej 			(void) tlp_init(ifp);
   1156    1.1   thorpej 			break;
   1157    1.1   thorpej 		}
   1158    1.1   thorpej 
   1159    1.1   thorpej 		if (status & STATUS_SE) {
   1160    1.1   thorpej 			const char *str;
   1161    1.1   thorpej 			switch (status & STATUS_EB) {
   1162    1.1   thorpej 			case STATUS_EB_PARITY:
   1163    1.1   thorpej 				str = "parity error";
   1164    1.1   thorpej 				break;
   1165    1.1   thorpej 
   1166    1.1   thorpej 			case STATUS_EB_MABT:
   1167    1.1   thorpej 				str = "master abort";
   1168    1.1   thorpej 				break;
   1169    1.1   thorpej 
   1170    1.1   thorpej 			case STATUS_EB_TABT:
   1171    1.1   thorpej 				str = "target abort";
   1172    1.1   thorpej 				break;
   1173    1.1   thorpej 
   1174    1.1   thorpej 			default:
   1175    1.1   thorpej 				str = "unknown error";
   1176    1.1   thorpej 				break;
   1177    1.1   thorpej 			}
   1178    1.1   thorpej 			printf("%s: fatal system error: %s\n",
   1179    1.1   thorpej 			    sc->sc_dev.dv_xname, str);
   1180   1.79   thorpej 			(void) tlp_init(ifp);
   1181    1.1   thorpej 			break;
   1182    1.1   thorpej 		}
   1183    1.1   thorpej 
   1184    1.1   thorpej 		/*
   1185    1.1   thorpej 		 * Not handled:
   1186    1.1   thorpej 		 *
   1187    1.1   thorpej 		 *	Transmit buffer unavailable -- normal
   1188    1.1   thorpej 		 *	condition, nothing to do, really.
   1189    1.1   thorpej 		 *
   1190    1.1   thorpej 		 *	General purpose timer experied -- we don't
   1191    1.1   thorpej 		 *	use the general purpose timer.
   1192    1.1   thorpej 		 *
   1193    1.1   thorpej 		 *	Early receive interrupt -- not available on
   1194    1.1   thorpej 		 *	all chips, we just use RI.  We also only
   1195    1.1   thorpej 		 *	use single-segment receive DMA, so this
   1196    1.1   thorpej 		 *	is mostly useless.
   1197    1.1   thorpej 		 */
   1198    1.1   thorpej 	}
   1199    1.1   thorpej 
   1200   1.68   thorpej 	/* Bring interrupts back up on the DM9102. */
   1201   1.68   thorpej 	switch (sc->sc_chip) {
   1202   1.68   thorpej 	case TULIP_CHIP_DM9102:
   1203   1.68   thorpej 	case TULIP_CHIP_DM9102A:
   1204   1.68   thorpej 		TULIP_WRITE(sc, CSR_INTEN, sc->sc_inten);
   1205   1.68   thorpej 		break;
   1206   1.68   thorpej 
   1207   1.68   thorpej 	default:
   1208   1.68   thorpej 		/* Nothing. */
   1209   1.91       cgd 		break;
   1210   1.68   thorpej 	}
   1211   1.68   thorpej 
   1212    1.1   thorpej 	/* Try to get more packets going. */
   1213    1.1   thorpej 	tlp_start(ifp);
   1214    1.1   thorpej 
   1215   1.76     enami #if NRND > 0
   1216   1.76     enami 	if (handled)
   1217   1.76     enami 		rnd_add_uint32(&sc->sc_rnd_source, status);
   1218   1.76     enami #endif
   1219    1.1   thorpej 	return (handled);
   1220    1.1   thorpej }
   1221    1.1   thorpej 
   1222    1.1   thorpej /*
   1223    1.1   thorpej  * tlp_rxintr:
   1224    1.1   thorpej  *
   1225    1.1   thorpej  *	Helper; handle receive interrupts.
   1226    1.1   thorpej  */
   1227  1.138   thorpej static void
   1228  1.138   thorpej tlp_rxintr(struct tulip_softc *sc)
   1229    1.1   thorpej {
   1230    1.1   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   1231    1.1   thorpej 	struct ether_header *eh;
   1232    1.1   thorpej 	struct tulip_rxsoft *rxs;
   1233    1.1   thorpej 	struct mbuf *m;
   1234  1.160   tsutsui 	u_int32_t rxstat, errors;
   1235    1.1   thorpej 	int i, len;
   1236    1.1   thorpej 
   1237    1.1   thorpej 	for (i = sc->sc_rxptr;; i = TULIP_NEXTRX(i)) {
   1238    1.1   thorpej 		rxs = &sc->sc_rxsoft[i];
   1239    1.1   thorpej 
   1240    1.1   thorpej 		TULIP_CDRXSYNC(sc, i,
   1241    1.1   thorpej 		    BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
   1242    1.1   thorpej 
   1243   1.35   thorpej 		rxstat = le32toh(sc->sc_rxdescs[i].td_status);
   1244    1.1   thorpej 
   1245    1.1   thorpej 		if (rxstat & TDSTAT_OWN) {
   1246    1.1   thorpej 			/*
   1247    1.1   thorpej 			 * We have processed all of the receive buffers.
   1248    1.1   thorpej 			 */
   1249    1.1   thorpej 			break;
   1250    1.1   thorpej 		}
   1251    1.1   thorpej 
   1252    1.1   thorpej 		/*
   1253    1.1   thorpej 		 * Make sure the packet fit in one buffer.  This should
   1254    1.1   thorpej 		 * always be the case.  But the Lite-On PNIC, rev 33
   1255    1.1   thorpej 		 * has an awful receive engine bug, which may require
   1256    1.1   thorpej 		 * a very icky work-around.
   1257    1.1   thorpej 		 */
   1258    1.1   thorpej 		if ((rxstat & (TDSTAT_Rx_FS|TDSTAT_Rx_LS)) !=
   1259    1.1   thorpej 		    (TDSTAT_Rx_FS|TDSTAT_Rx_LS)) {
   1260    1.1   thorpej 			printf("%s: incoming packet spilled, resetting\n",
   1261    1.1   thorpej 			    sc->sc_dev.dv_xname);
   1262   1.79   thorpej 			(void) tlp_init(ifp);
   1263    1.1   thorpej 			return;
   1264    1.1   thorpej 		}
   1265    1.1   thorpej 
   1266    1.1   thorpej 		/*
   1267    1.1   thorpej 		 * If any collisions were seen on the wire, count one.
   1268    1.1   thorpej 		 */
   1269    1.1   thorpej 		if (rxstat & TDSTAT_Rx_CS)
   1270    1.1   thorpej 			ifp->if_collisions++;
   1271    1.1   thorpej 
   1272    1.1   thorpej 		/*
   1273   1.99       wiz 		 * If an error occurred, update stats, clear the status
   1274    1.1   thorpej 		 * word, and leave the packet buffer in place.  It will
   1275    1.1   thorpej 		 * simply be reused the next time the ring comes around.
   1276  1.160   tsutsui 		 */
   1277  1.160   tsutsui 		errors = TDSTAT_Rx_DE | TDSTAT_Rx_RF | TDSTAT_Rx_TL |
   1278  1.160   tsutsui 		    TDSTAT_Rx_CS | TDSTAT_Rx_RE | TDSTAT_Rx_DB | TDSTAT_Rx_CE;
   1279  1.160   tsutsui 		/*
   1280   1.75    bouyer 	 	 * If 802.1Q VLAN MTU is enabled, ignore the Frame Too Long
   1281   1.75    bouyer 		 * error.
   1282    1.1   thorpej 		 */
   1283  1.160   tsutsui 		if ((sc->sc_ethercom.ec_capenable & ETHERCAP_VLAN_MTU) != 0)
   1284  1.160   tsutsui 			errors &= ~TDSTAT_Rx_TL;
   1285  1.160   tsutsui 		/*
   1286  1.160   tsutsui 		 * If chip doesn't have MII, ignore the MII error bit.
   1287  1.160   tsutsui 		 */
   1288  1.160   tsutsui 		if ((sc->sc_flags & TULIPF_HAS_MII) == 0)
   1289  1.160   tsutsui 			errors &= ~TDSTAT_Rx_RE;
   1290  1.160   tsutsui 
   1291  1.160   tsutsui 		if ((rxstat & TDSTAT_ES) != 0 &&
   1292  1.160   tsutsui 		    (rxstat & errors) != 0) {
   1293  1.160   tsutsui 			rxstat &= errors;
   1294    1.1   thorpej #define	PRINTERR(bit, str)						\
   1295    1.1   thorpej 			if (rxstat & (bit))				\
   1296    1.1   thorpej 				printf("%s: receive error: %s\n",	\
   1297    1.1   thorpej 				    sc->sc_dev.dv_xname, str)
   1298    1.1   thorpej 			ifp->if_ierrors++;
   1299    1.1   thorpej 			PRINTERR(TDSTAT_Rx_DE, "descriptor error");
   1300    1.1   thorpej 			PRINTERR(TDSTAT_Rx_RF, "runt frame");
   1301    1.1   thorpej 			PRINTERR(TDSTAT_Rx_TL, "frame too long");
   1302    1.1   thorpej 			PRINTERR(TDSTAT_Rx_RE, "MII error");
   1303    1.1   thorpej 			PRINTERR(TDSTAT_Rx_DB, "dribbling bit");
   1304    1.1   thorpej 			PRINTERR(TDSTAT_Rx_CE, "CRC error");
   1305    1.1   thorpej #undef PRINTERR
   1306    1.1   thorpej 			TULIP_INIT_RXDESC(sc, i);
   1307    1.1   thorpej 			continue;
   1308    1.1   thorpej 		}
   1309    1.1   thorpej 
   1310    1.1   thorpej 		bus_dmamap_sync(sc->sc_dmat, rxs->rxs_dmamap, 0,
   1311    1.1   thorpej 		    rxs->rxs_dmamap->dm_mapsize, BUS_DMASYNC_POSTREAD);
   1312    1.1   thorpej 
   1313    1.1   thorpej 		/*
   1314    1.1   thorpej 		 * No errors; receive the packet.  Note the Tulip
   1315   1.80   thorpej 		 * includes the CRC with every packet.
   1316    1.1   thorpej 		 */
   1317  1.131   thorpej 		len = TDSTAT_Rx_LENGTH(rxstat) - ETHER_CRC_LEN;
   1318    1.1   thorpej 
   1319    1.1   thorpej #ifdef __NO_STRICT_ALIGNMENT
   1320    1.1   thorpej 		/*
   1321    1.1   thorpej 		 * Allocate a new mbuf cluster.  If that fails, we are
   1322    1.1   thorpej 		 * out of memory, and must drop the packet and recycle
   1323    1.1   thorpej 		 * the buffer that's already attached to this descriptor.
   1324    1.1   thorpej 		 */
   1325    1.1   thorpej 		m = rxs->rxs_mbuf;
   1326    1.1   thorpej 		if (tlp_add_rxbuf(sc, i) != 0) {
   1327    1.1   thorpej 			ifp->if_ierrors++;
   1328    1.1   thorpej 			TULIP_INIT_RXDESC(sc, i);
   1329    1.1   thorpej 			bus_dmamap_sync(sc->sc_dmat, rxs->rxs_dmamap, 0,
   1330    1.1   thorpej 			    rxs->rxs_dmamap->dm_mapsize, BUS_DMASYNC_PREREAD);
   1331    1.1   thorpej 			continue;
   1332    1.1   thorpej 		}
   1333    1.1   thorpej #else
   1334    1.1   thorpej 		/*
   1335    1.1   thorpej 		 * The Tulip's receive buffers must be 4-byte aligned.
   1336    1.1   thorpej 		 * But this means that the data after the Ethernet header
   1337    1.1   thorpej 		 * is misaligned.  We must allocate a new buffer and
   1338    1.1   thorpej 		 * copy the data, shifted forward 2 bytes.
   1339    1.1   thorpej 		 */
   1340    1.1   thorpej 		MGETHDR(m, M_DONTWAIT, MT_DATA);
   1341    1.1   thorpej 		if (m == NULL) {
   1342    1.1   thorpej  dropit:
   1343    1.1   thorpej 			ifp->if_ierrors++;
   1344    1.1   thorpej 			TULIP_INIT_RXDESC(sc, i);
   1345    1.1   thorpej 			bus_dmamap_sync(sc->sc_dmat, rxs->rxs_dmamap, 0,
   1346    1.1   thorpej 			    rxs->rxs_dmamap->dm_mapsize, BUS_DMASYNC_PREREAD);
   1347    1.1   thorpej 			continue;
   1348    1.1   thorpej 		}
   1349  1.122      matt 		MCLAIM(m, &sc->sc_ethercom.ec_rx_mowner);
   1350    1.1   thorpej 		if (len > (MHLEN - 2)) {
   1351    1.1   thorpej 			MCLGET(m, M_DONTWAIT);
   1352    1.1   thorpej 			if ((m->m_flags & M_EXT) == 0) {
   1353    1.1   thorpej 				m_freem(m);
   1354    1.1   thorpej 				goto dropit;
   1355    1.1   thorpej 			}
   1356    1.1   thorpej 		}
   1357    1.1   thorpej 		m->m_data += 2;
   1358    1.1   thorpej 
   1359    1.1   thorpej 		/*
   1360    1.1   thorpej 		 * Note that we use clusters for incoming frames, so the
   1361    1.1   thorpej 		 * buffer is virtually contiguous.
   1362    1.1   thorpej 		 */
   1363  1.149  christos 		memcpy(mtod(m, void *), mtod(rxs->rxs_mbuf, void *), len);
   1364    1.1   thorpej 
   1365    1.1   thorpej 		/* Allow the receive descriptor to continue using its mbuf. */
   1366    1.1   thorpej 		TULIP_INIT_RXDESC(sc, i);
   1367    1.1   thorpej 		bus_dmamap_sync(sc->sc_dmat, rxs->rxs_dmamap, 0,
   1368    1.1   thorpej 		    rxs->rxs_dmamap->dm_mapsize, BUS_DMASYNC_PREREAD);
   1369    1.1   thorpej #endif /* __NO_STRICT_ALIGNMENT */
   1370    1.1   thorpej 
   1371    1.1   thorpej 		ifp->if_ipackets++;
   1372    1.1   thorpej 		eh = mtod(m, struct ether_header *);
   1373    1.1   thorpej 		m->m_pkthdr.rcvif = ifp;
   1374    1.1   thorpej 		m->m_pkthdr.len = m->m_len = len;
   1375    1.1   thorpej 
   1376  1.126   thorpej 		/*
   1377  1.126   thorpej 		 * XXX Work-around for a weird problem with the emulated
   1378  1.126   thorpej 		 * 21041 on Connectix Virtual PC:
   1379  1.126   thorpej 		 *
   1380  1.126   thorpej 		 * When we receive a full-size TCP segment, we seem to get
   1381  1.126   thorpej 		 * a packet there the Rx status says 1522 bytes, yet we do
   1382  1.126   thorpej 		 * not get a frame-too-long error from the chip.  The extra
   1383  1.126   thorpej 		 * bytes seem to always be zeros.  Perhaps Virtual PC is
   1384  1.126   thorpej 		 * inserting 4 bytes of zeros after every packet.  In any
   1385  1.126   thorpej 		 * case, let's try and detect this condition and truncate
   1386  1.126   thorpej 		 * the length so that it will pass up the stack.
   1387  1.126   thorpej 		 */
   1388  1.126   thorpej 		if (__predict_false((sc->sc_flags & TULIPF_VPC) != 0)) {
   1389  1.126   thorpej 			uint16_t etype = ntohs(eh->ether_type);
   1390  1.126   thorpej 
   1391  1.131   thorpej 			if (len > ETHER_MAX_FRAME(ifp, etype, 0))
   1392  1.126   thorpej 				m->m_pkthdr.len = m->m_len = len =
   1393  1.131   thorpej 				    ETHER_MAX_FRAME(ifp, etype, 0);
   1394  1.126   thorpej 		}
   1395  1.126   thorpej 
   1396    1.1   thorpej #if NBPFILTER > 0
   1397    1.1   thorpej 		/*
   1398    1.1   thorpej 		 * Pass this up to any BPF listeners, but only
   1399  1.155   tsutsui 		 * pass it up the stack if it's for us.
   1400    1.1   thorpej 		 */
   1401    1.1   thorpej 		if (ifp->if_bpf)
   1402    1.1   thorpej 			bpf_mtap(ifp->if_bpf, m);
   1403  1.153       scw #endif /* NBPFILTER > 0 */
   1404    1.1   thorpej 
   1405    1.1   thorpej 		/*
   1406   1.72   thorpej 		 * We sometimes have to run the 21140 in Hash-Only
   1407   1.72   thorpej 		 * mode.  If we're in that mode, and not in promiscuous
   1408   1.72   thorpej 		 * mode, and we have a unicast packet that isn't for
   1409   1.72   thorpej 		 * us, then drop it.
   1410   1.72   thorpej 		 */
   1411   1.72   thorpej 		if (sc->sc_filtmode == TDCTL_Tx_FT_HASHONLY &&
   1412   1.72   thorpej 		    (ifp->if_flags & IFF_PROMISC) == 0 &&
   1413   1.72   thorpej 		    ETHER_IS_MULTICAST(eh->ether_dhost) == 0 &&
   1414  1.151    dyoung 		    memcmp(CLLADDR(ifp->if_sadl), eh->ether_dhost,
   1415   1.72   thorpej 			   ETHER_ADDR_LEN) != 0) {
   1416   1.72   thorpej 			m_freem(m);
   1417   1.72   thorpej 			continue;
   1418    1.1   thorpej 		}
   1419    1.1   thorpej 
   1420    1.1   thorpej 		/* Pass it on. */
   1421    1.1   thorpej 		(*ifp->if_input)(ifp, m);
   1422    1.1   thorpej 	}
   1423    1.1   thorpej 
   1424   1.92       wiz 	/* Update the receive pointer. */
   1425    1.1   thorpej 	sc->sc_rxptr = i;
   1426    1.1   thorpej }
   1427    1.1   thorpej 
   1428    1.1   thorpej /*
   1429    1.1   thorpej  * tlp_txintr:
   1430    1.1   thorpej  *
   1431    1.1   thorpej  *	Helper; handle transmit interrupts.
   1432    1.1   thorpej  */
   1433  1.138   thorpej static void
   1434  1.138   thorpej tlp_txintr(struct tulip_softc *sc)
   1435    1.1   thorpej {
   1436    1.1   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   1437    1.1   thorpej 	struct tulip_txsoft *txs;
   1438    1.1   thorpej 	u_int32_t txstat;
   1439    1.1   thorpej 
   1440    1.5   thorpej 	DPRINTF(sc, ("%s: tlp_txintr: sc_flags 0x%08x\n",
   1441    1.1   thorpej 	    sc->sc_dev.dv_xname, sc->sc_flags));
   1442    1.1   thorpej 
   1443    1.1   thorpej 	ifp->if_flags &= ~IFF_OACTIVE;
   1444    1.1   thorpej 
   1445    1.1   thorpej 	/*
   1446    1.1   thorpej 	 * Go through our Tx list and free mbufs for those
   1447    1.1   thorpej 	 * frames that have been transmitted.
   1448    1.1   thorpej 	 */
   1449    1.1   thorpej 	while ((txs = SIMPLEQ_FIRST(&sc->sc_txdirtyq)) != NULL) {
   1450   1.23   thorpej 		TULIP_CDTXSYNC(sc, txs->txs_lastdesc,
   1451   1.40   thorpej 		    txs->txs_ndescs,
   1452    1.1   thorpej 		    BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
   1453    1.1   thorpej 
   1454    1.1   thorpej #ifdef TLP_DEBUG
   1455    1.5   thorpej 		if (ifp->if_flags & IFF_DEBUG) {
   1456    1.5   thorpej 			int i;
   1457   1.66   thorpej 			printf("    txsoft %p transmit chain:\n", txs);
   1458    1.5   thorpej 			for (i = txs->txs_firstdesc;; i = TULIP_NEXTTX(i)) {
   1459    1.5   thorpej 				printf("     descriptor %d:\n", i);
   1460    1.5   thorpej 				printf("       td_status:   0x%08x\n",
   1461   1.35   thorpej 				    le32toh(sc->sc_txdescs[i].td_status));
   1462    1.5   thorpej 				printf("       td_ctl:      0x%08x\n",
   1463   1.35   thorpej 				    le32toh(sc->sc_txdescs[i].td_ctl));
   1464    1.5   thorpej 				printf("       td_bufaddr1: 0x%08x\n",
   1465   1.35   thorpej 				    le32toh(sc->sc_txdescs[i].td_bufaddr1));
   1466    1.5   thorpej 				printf("       td_bufaddr2: 0x%08x\n",
   1467   1.35   thorpej 				    le32toh(sc->sc_txdescs[i].td_bufaddr2));
   1468    1.5   thorpej 				if (i == txs->txs_lastdesc)
   1469    1.5   thorpej 					break;
   1470    1.5   thorpej 			}
   1471    1.5   thorpej 		}
   1472    1.1   thorpej #endif
   1473    1.1   thorpej 
   1474   1.35   thorpej 		txstat = le32toh(sc->sc_txdescs[txs->txs_lastdesc].td_status);
   1475    1.1   thorpej 		if (txstat & TDSTAT_OWN)
   1476    1.1   thorpej 			break;
   1477    1.1   thorpej 
   1478  1.115     lukem 		SIMPLEQ_REMOVE_HEAD(&sc->sc_txdirtyq, txs_q);
   1479    1.1   thorpej 
   1480   1.40   thorpej 		sc->sc_txfree += txs->txs_ndescs;
   1481   1.40   thorpej 
   1482   1.40   thorpej 		if (txs->txs_mbuf == NULL) {
   1483   1.40   thorpej 			/*
   1484   1.40   thorpej 			 * If we didn't have an mbuf, it was the setup
   1485   1.40   thorpej 			 * packet.
   1486   1.40   thorpej 			 */
   1487   1.40   thorpej #ifdef DIAGNOSTIC
   1488   1.40   thorpej 			if ((sc->sc_flags & TULIPF_DOING_SETUP) == 0)
   1489   1.40   thorpej 				panic("tlp_txintr: null mbuf, not doing setup");
   1490   1.40   thorpej #endif
   1491   1.40   thorpej 			TULIP_CDSPSYNC(sc, BUS_DMASYNC_POSTWRITE);
   1492   1.40   thorpej 			sc->sc_flags &= ~TULIPF_DOING_SETUP;
   1493   1.40   thorpej 			SIMPLEQ_INSERT_TAIL(&sc->sc_txfreeq, txs, txs_q);
   1494   1.40   thorpej 			continue;
   1495   1.40   thorpej 		}
   1496    1.1   thorpej 
   1497    1.1   thorpej 		bus_dmamap_sync(sc->sc_dmat, txs->txs_dmamap,
   1498    1.1   thorpej 		    0, txs->txs_dmamap->dm_mapsize,
   1499    1.1   thorpej 		    BUS_DMASYNC_POSTWRITE);
   1500    1.1   thorpej 		bus_dmamap_unload(sc->sc_dmat, txs->txs_dmamap);
   1501    1.1   thorpej 		m_freem(txs->txs_mbuf);
   1502    1.1   thorpej 		txs->txs_mbuf = NULL;
   1503    1.1   thorpej 
   1504    1.1   thorpej 		SIMPLEQ_INSERT_TAIL(&sc->sc_txfreeq, txs, txs_q);
   1505    1.1   thorpej 
   1506    1.1   thorpej 		/*
   1507    1.1   thorpej 		 * Check for errors and collisions.
   1508    1.1   thorpej 		 */
   1509   1.23   thorpej #ifdef TLP_STATS
   1510   1.23   thorpej 		if (txstat & TDSTAT_Tx_UF)
   1511   1.23   thorpej 			sc->sc_stats.ts_tx_uf++;
   1512   1.23   thorpej 		if (txstat & TDSTAT_Tx_TO)
   1513   1.23   thorpej 			sc->sc_stats.ts_tx_to++;
   1514   1.23   thorpej 		if (txstat & TDSTAT_Tx_EC)
   1515   1.23   thorpej 			sc->sc_stats.ts_tx_ec++;
   1516   1.23   thorpej 		if (txstat & TDSTAT_Tx_LC)
   1517   1.23   thorpej 			sc->sc_stats.ts_tx_lc++;
   1518   1.23   thorpej #endif
   1519   1.23   thorpej 
   1520   1.23   thorpej 		if (txstat & (TDSTAT_Tx_UF|TDSTAT_Tx_TO))
   1521    1.1   thorpej 			ifp->if_oerrors++;
   1522  1.135     perry 
   1523   1.23   thorpej 		if (txstat & TDSTAT_Tx_EC)
   1524   1.23   thorpej 			ifp->if_collisions += 16;
   1525   1.23   thorpej 		else
   1526    1.1   thorpej 			ifp->if_collisions += TDSTAT_Tx_COLLISIONS(txstat);
   1527   1.23   thorpej 		if (txstat & TDSTAT_Tx_LC)
   1528   1.23   thorpej 			ifp->if_collisions++;
   1529   1.23   thorpej 
   1530   1.23   thorpej 		ifp->if_opackets++;
   1531    1.1   thorpej 	}
   1532    1.1   thorpej 
   1533    1.1   thorpej 	/*
   1534    1.1   thorpej 	 * If there are no more pending transmissions, cancel the watchdog
   1535    1.1   thorpej 	 * timer.
   1536    1.1   thorpej 	 */
   1537    1.4   thorpej 	if (txs == NULL && (sc->sc_flags & TULIPF_DOING_SETUP) == 0)
   1538    1.1   thorpej 		ifp->if_timer = 0;
   1539    1.1   thorpej 
   1540    1.1   thorpej 	/*
   1541    1.1   thorpej 	 * If we have a receive filter setup pending, do it now.
   1542    1.1   thorpej 	 */
   1543    1.1   thorpej 	if (sc->sc_flags & TULIPF_WANT_SETUP)
   1544    1.1   thorpej 		(*sc->sc_filter_setup)(sc);
   1545    1.1   thorpej }
   1546   1.23   thorpej 
   1547   1.23   thorpej #ifdef TLP_STATS
   1548   1.23   thorpej void
   1549  1.138   thorpej tlp_print_stats(struct tulip_softc *sc)
   1550   1.23   thorpej {
   1551   1.23   thorpej 
   1552   1.23   thorpej 	printf("%s: tx_uf %lu, tx_to %lu, tx_ec %lu, tx_lc %lu\n",
   1553   1.23   thorpej 	    sc->sc_dev.dv_xname,
   1554   1.23   thorpej 	    sc->sc_stats.ts_tx_uf, sc->sc_stats.ts_tx_to,
   1555   1.23   thorpej 	    sc->sc_stats.ts_tx_ec, sc->sc_stats.ts_tx_lc);
   1556   1.23   thorpej }
   1557   1.23   thorpej #endif
   1558    1.1   thorpej 
   1559    1.1   thorpej /*
   1560    1.1   thorpej  * tlp_reset:
   1561    1.1   thorpej  *
   1562    1.1   thorpej  *	Perform a soft reset on the Tulip.
   1563    1.1   thorpej  */
   1564    1.1   thorpej void
   1565  1.138   thorpej tlp_reset(struct tulip_softc *sc)
   1566    1.1   thorpej {
   1567    1.1   thorpej 	int i;
   1568    1.1   thorpej 
   1569    1.1   thorpej 	TULIP_WRITE(sc, CSR_BUSMODE, BUSMODE_SWR);
   1570   1.39   thorpej 
   1571   1.39   thorpej 	/*
   1572  1.143    rpaulo 	 * Xircom, ASIX and Conexant clones don't bring themselves
   1573  1.143    rpaulo 	 * out of reset automatically.
   1574   1.39   thorpej 	 * Instead, we have to wait at least 50 PCI cycles, and then
   1575   1.39   thorpej 	 * clear SWR.
   1576   1.39   thorpej 	 */
   1577  1.143    rpaulo 	switch (sc->sc_chip) {
   1578  1.143    rpaulo 		case TULIP_CHIP_X3201_3:
   1579  1.143    rpaulo 		case TULIP_CHIP_AX88140:
   1580  1.143    rpaulo 		case TULIP_CHIP_AX88141:
   1581  1.143    rpaulo 		case TULIP_CHIP_RS7112:
   1582  1.143    rpaulo 			delay(10);
   1583  1.143    rpaulo 			TULIP_WRITE(sc, CSR_BUSMODE, 0);
   1584  1.143    rpaulo 			break;
   1585  1.143    rpaulo 		default:
   1586  1.143    rpaulo 			break;
   1587   1.39   thorpej 	}
   1588    1.1   thorpej 
   1589    1.1   thorpej 	for (i = 0; i < 1000; i++) {
   1590   1.12   thorpej 		/*
   1591   1.12   thorpej 		 * Wait at least 50 PCI cycles for the reset to
   1592   1.12   thorpej 		 * complete before peeking at the Tulip again.
   1593   1.12   thorpej 		 * 10 uSec is a bit longer than 50 PCI cycles
   1594   1.12   thorpej 		 * (at 33MHz), but it doesn't hurt have the extra
   1595   1.12   thorpej 		 * wait.
   1596   1.12   thorpej 		 */
   1597   1.12   thorpej 		delay(10);
   1598    1.1   thorpej 		if (TULIP_ISSET(sc, CSR_BUSMODE, BUSMODE_SWR) == 0)
   1599    1.1   thorpej 			break;
   1600    1.1   thorpej 	}
   1601    1.1   thorpej 
   1602    1.1   thorpej 	if (TULIP_ISSET(sc, CSR_BUSMODE, BUSMODE_SWR))
   1603    1.1   thorpej 		printf("%s: reset failed to complete\n", sc->sc_dev.dv_xname);
   1604    1.1   thorpej 
   1605    1.1   thorpej 	delay(1000);
   1606   1.17   thorpej 
   1607   1.17   thorpej 	/*
   1608   1.17   thorpej 	 * If the board has any GPIO reset sequences to issue, do them now.
   1609   1.17   thorpej 	 */
   1610   1.17   thorpej 	if (sc->sc_reset != NULL)
   1611   1.17   thorpej 		(*sc->sc_reset)(sc);
   1612    1.1   thorpej }
   1613    1.1   thorpej 
   1614    1.1   thorpej /*
   1615   1.79   thorpej  * tlp_init:		[ ifnet interface function ]
   1616    1.1   thorpej  *
   1617    1.1   thorpej  *	Initialize the interface.  Must be called at splnet().
   1618    1.1   thorpej  */
   1619  1.138   thorpej static int
   1620  1.138   thorpej tlp_init(struct ifnet *ifp)
   1621    1.1   thorpej {
   1622   1.79   thorpej 	struct tulip_softc *sc = ifp->if_softc;
   1623    1.1   thorpej 	struct tulip_txsoft *txs;
   1624    1.1   thorpej 	struct tulip_rxsoft *rxs;
   1625    1.1   thorpej 	int i, error = 0;
   1626    1.1   thorpej 
   1627   1.79   thorpej 	if ((error = tlp_enable(sc)) != 0)
   1628   1.79   thorpej 		goto out;
   1629   1.79   thorpej 
   1630    1.1   thorpej 	/*
   1631    1.1   thorpej 	 * Cancel any pending I/O.
   1632    1.1   thorpej 	 */
   1633   1.79   thorpej 	tlp_stop(ifp, 0);
   1634    1.1   thorpej 
   1635    1.1   thorpej 	/*
   1636   1.13   thorpej 	 * Initialize `opmode' to 0, and call the pre-init routine, if
   1637   1.13   thorpej 	 * any.  This is required because the 2114x and some of the
   1638   1.13   thorpej 	 * clones require that the media-related bits in `opmode' be
   1639   1.13   thorpej 	 * set before performing a soft-reset in order to get internal
   1640   1.13   thorpej 	 * chip pathways are correct.  Yay!
   1641   1.13   thorpej 	 */
   1642   1.13   thorpej 	sc->sc_opmode = 0;
   1643   1.13   thorpej 	if (sc->sc_preinit != NULL)
   1644   1.13   thorpej 		(*sc->sc_preinit)(sc);
   1645   1.13   thorpej 
   1646   1.13   thorpej 	/*
   1647    1.1   thorpej 	 * Reset the Tulip to a known state.
   1648    1.1   thorpej 	 */
   1649    1.1   thorpej 	tlp_reset(sc);
   1650    1.1   thorpej 
   1651    1.1   thorpej 	/*
   1652    1.1   thorpej 	 * Initialize the BUSMODE register.
   1653    1.1   thorpej 	 */
   1654   1.16   thorpej 	sc->sc_busmode = BUSMODE_BAR;
   1655   1.30   thorpej 	switch (sc->sc_chip) {
   1656   1.30   thorpej 	case TULIP_CHIP_21140:
   1657   1.30   thorpej 	case TULIP_CHIP_21140A:
   1658   1.30   thorpej 	case TULIP_CHIP_21142:
   1659   1.30   thorpej 	case TULIP_CHIP_21143:
   1660   1.31   thorpej 	case TULIP_CHIP_82C115:
   1661   1.31   thorpej 	case TULIP_CHIP_MX98725:
   1662   1.30   thorpej 		/*
   1663   1.30   thorpej 		 * If we're allowed to do so, use Memory Read Line
   1664   1.30   thorpej 		 * and Memory Read Multiple.
   1665   1.30   thorpej 		 *
   1666   1.30   thorpej 		 * XXX Should we use Memory Write and Invalidate?
   1667   1.30   thorpej 		 */
   1668   1.30   thorpej 		if (sc->sc_flags & TULIPF_MRL)
   1669   1.30   thorpej 			sc->sc_busmode |= BUSMODE_RLE;
   1670   1.30   thorpej 		if (sc->sc_flags & TULIPF_MRM)
   1671   1.30   thorpej 			sc->sc_busmode |= BUSMODE_RME;
   1672   1.30   thorpej #if 0
   1673   1.30   thorpej 		if (sc->sc_flags & TULIPF_MWI)
   1674   1.30   thorpej 			sc->sc_busmode |= BUSMODE_WLE;
   1675   1.30   thorpej #endif
   1676   1.78      onoe 		break;
   1677   1.78      onoe 
   1678   1.78      onoe 	case TULIP_CHIP_82C168:
   1679   1.78      onoe 	case TULIP_CHIP_82C169:
   1680   1.78      onoe 		sc->sc_busmode |= BUSMODE_PNIC_MBO;
   1681   1.78      onoe 		if (sc->sc_maxburst == 0)
   1682   1.78      onoe 			sc->sc_maxburst = 16;
   1683   1.78      onoe 		break;
   1684  1.145     blymn 
   1685  1.137    rpaulo 	case TULIP_CHIP_AX88140:
   1686  1.137    rpaulo 	case TULIP_CHIP_AX88141:
   1687  1.137    rpaulo 		if (sc->sc_maxburst == 0)
   1688  1.137    rpaulo 			sc->sc_maxburst = 16;
   1689  1.137    rpaulo 		break;
   1690   1.30   thorpej 
   1691   1.30   thorpej 	default:
   1692   1.30   thorpej 		/* Nothing. */
   1693   1.91       cgd 		break;
   1694   1.30   thorpej 	}
   1695    1.1   thorpej 	switch (sc->sc_cacheline) {
   1696    1.1   thorpej 	default:
   1697    1.1   thorpej 		/*
   1698    1.1   thorpej 		 * Note: We must *always* set these bits; a cache
   1699    1.1   thorpej 		 * alignment of 0 is RESERVED.
   1700    1.1   thorpej 		 */
   1701    1.1   thorpej 	case 8:
   1702    1.1   thorpej 		sc->sc_busmode |= BUSMODE_CAL_8LW;
   1703    1.1   thorpej 		break;
   1704    1.1   thorpej 	case 16:
   1705    1.1   thorpej 		sc->sc_busmode |= BUSMODE_CAL_16LW;
   1706    1.1   thorpej 		break;
   1707    1.1   thorpej 	case 32:
   1708    1.1   thorpej 		sc->sc_busmode |= BUSMODE_CAL_32LW;
   1709    1.1   thorpej 		break;
   1710    1.1   thorpej 	}
   1711   1.78      onoe 	switch (sc->sc_maxburst) {
   1712   1.78      onoe 	case 1:
   1713   1.78      onoe 		sc->sc_busmode |= BUSMODE_PBL_1LW;
   1714   1.78      onoe 		break;
   1715   1.78      onoe 	case 2:
   1716   1.78      onoe 		sc->sc_busmode |= BUSMODE_PBL_2LW;
   1717   1.78      onoe 		break;
   1718   1.78      onoe 	case 4:
   1719   1.78      onoe 		sc->sc_busmode |= BUSMODE_PBL_4LW;
   1720   1.78      onoe 		break;
   1721   1.78      onoe 	case 8:
   1722   1.78      onoe 		sc->sc_busmode |= BUSMODE_PBL_8LW;
   1723   1.78      onoe 		break;
   1724   1.78      onoe 	case 16:
   1725   1.78      onoe 		sc->sc_busmode |= BUSMODE_PBL_16LW;
   1726   1.78      onoe 		break;
   1727   1.78      onoe 	case 32:
   1728   1.78      onoe 		sc->sc_busmode |= BUSMODE_PBL_32LW;
   1729    1.1   thorpej 		break;
   1730    1.1   thorpej 	default:
   1731   1.16   thorpej 		sc->sc_busmode |= BUSMODE_PBL_DEFAULT;
   1732    1.1   thorpej 		break;
   1733    1.1   thorpej 	}
   1734    1.1   thorpej #if BYTE_ORDER == BIG_ENDIAN
   1735    1.1   thorpej 	/*
   1736   1.35   thorpej 	 * Can't use BUSMODE_BLE or BUSMODE_DBO; not all chips
   1737   1.35   thorpej 	 * support them, and even on ones that do, it doesn't
   1738   1.78      onoe 	 * always work.  So we always access descriptors with
   1739   1.78      onoe 	 * little endian via htole32/le32toh.
   1740    1.1   thorpej 	 */
   1741    1.1   thorpej #endif
   1742   1.78      onoe 	/*
   1743   1.78      onoe 	 * Big-endian bus requires BUSMODE_BLE anyway.
   1744   1.78      onoe 	 * Also, BUSMODE_DBO is needed because we assume
   1745   1.78      onoe 	 * descriptors are little endian.
   1746   1.78      onoe 	 */
   1747   1.78      onoe 	if (sc->sc_flags & TULIPF_BLE)
   1748   1.78      onoe 		sc->sc_busmode |= BUSMODE_BLE;
   1749   1.78      onoe 	if (sc->sc_flags & TULIPF_DBO)
   1750   1.78      onoe 		sc->sc_busmode |= BUSMODE_DBO;
   1751   1.68   thorpej 
   1752   1.68   thorpej 	/*
   1753   1.68   thorpej 	 * Some chips have a broken bus interface.
   1754   1.68   thorpej 	 */
   1755   1.68   thorpej 	switch (sc->sc_chip) {
   1756   1.68   thorpej 	case TULIP_CHIP_DM9102:
   1757   1.68   thorpej 	case TULIP_CHIP_DM9102A:
   1758   1.68   thorpej 		sc->sc_busmode = 0;
   1759   1.68   thorpej 		break;
   1760   1.68   thorpej 
   1761   1.68   thorpej 	default:
   1762   1.68   thorpej 		/* Nothing. */
   1763   1.91       cgd 		break;
   1764   1.68   thorpej 	}
   1765   1.68   thorpej 
   1766    1.1   thorpej 	TULIP_WRITE(sc, CSR_BUSMODE, sc->sc_busmode);
   1767    1.1   thorpej 
   1768    1.1   thorpej 	/*
   1769    1.1   thorpej 	 * Initialize the OPMODE register.  We don't write it until
   1770    1.1   thorpej 	 * we're ready to begin the transmit and receive processes.
   1771    1.1   thorpej 	 *
   1772    1.1   thorpej 	 * Media-related OPMODE bits are set in the media callbacks
   1773    1.1   thorpej 	 * for each specific chip/board.
   1774    1.1   thorpej 	 */
   1775   1.13   thorpej 	sc->sc_opmode |= OPMODE_SR | OPMODE_ST |
   1776    1.1   thorpej 	    sc->sc_txth[sc->sc_txthresh].txth_opmode;
   1777    1.1   thorpej 
   1778    1.1   thorpej 	/*
   1779    1.1   thorpej 	 * Magical mystery initialization on the Macronix chips.
   1780    1.1   thorpej 	 * The MX98713 uses its own magic value, the rest share
   1781    1.1   thorpej 	 * a common one.
   1782    1.1   thorpej 	 */
   1783    1.1   thorpej 	switch (sc->sc_chip) {
   1784    1.1   thorpej 	case TULIP_CHIP_MX98713:
   1785    1.1   thorpej 		TULIP_WRITE(sc, CSR_PMAC_TOR, PMAC_TOR_98713);
   1786    1.1   thorpej 		break;
   1787    1.1   thorpej 
   1788    1.1   thorpej 	case TULIP_CHIP_MX98713A:
   1789    1.1   thorpej 	case TULIP_CHIP_MX98715:
   1790   1.25   thorpej 	case TULIP_CHIP_MX98715A:
   1791   1.71    castor 	case TULIP_CHIP_MX98715AEC_X:
   1792    1.1   thorpej 	case TULIP_CHIP_MX98725:
   1793    1.1   thorpej 		TULIP_WRITE(sc, CSR_PMAC_TOR, PMAC_TOR_98715);
   1794    1.1   thorpej 		break;
   1795    1.1   thorpej 
   1796    1.1   thorpej 	default:
   1797    1.1   thorpej 		/* Nothing. */
   1798   1.91       cgd 		break;
   1799    1.1   thorpej 	}
   1800    1.1   thorpej 
   1801    1.1   thorpej 	/*
   1802    1.1   thorpej 	 * Initialize the transmit descriptor ring.
   1803    1.1   thorpej 	 */
   1804    1.1   thorpej 	memset(sc->sc_txdescs, 0, sizeof(sc->sc_txdescs));
   1805    1.1   thorpej 	for (i = 0; i < TULIP_NTXDESC; i++) {
   1806   1.41   thorpej 		sc->sc_txdescs[i].td_ctl = htole32(sc->sc_tdctl_ch);
   1807    1.1   thorpej 		sc->sc_txdescs[i].td_bufaddr2 =
   1808   1.35   thorpej 		    htole32(TULIP_CDTXADDR(sc, TULIP_NEXTTX(i)));
   1809    1.1   thorpej 	}
   1810   1.41   thorpej 	sc->sc_txdescs[TULIP_NTXDESC - 1].td_ctl |= htole32(sc->sc_tdctl_er);
   1811    1.1   thorpej 	TULIP_CDTXSYNC(sc, 0, TULIP_NTXDESC,
   1812    1.1   thorpej 	    BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);
   1813    1.1   thorpej 	sc->sc_txfree = TULIP_NTXDESC;
   1814    1.1   thorpej 	sc->sc_txnext = 0;
   1815    1.1   thorpej 
   1816    1.1   thorpej 	/*
   1817    1.1   thorpej 	 * Initialize the transmit job descriptors.
   1818    1.1   thorpej 	 */
   1819    1.1   thorpej 	SIMPLEQ_INIT(&sc->sc_txfreeq);
   1820    1.1   thorpej 	SIMPLEQ_INIT(&sc->sc_txdirtyq);
   1821    1.1   thorpej 	for (i = 0; i < TULIP_TXQUEUELEN; i++) {
   1822    1.1   thorpej 		txs = &sc->sc_txsoft[i];
   1823    1.1   thorpej 		txs->txs_mbuf = NULL;
   1824    1.1   thorpej 		SIMPLEQ_INSERT_TAIL(&sc->sc_txfreeq, txs, txs_q);
   1825    1.1   thorpej 	}
   1826    1.1   thorpej 
   1827    1.1   thorpej 	/*
   1828    1.1   thorpej 	 * Initialize the receive descriptor and receive job
   1829    1.1   thorpej 	 * descriptor rings.
   1830    1.1   thorpej 	 */
   1831    1.1   thorpej 	for (i = 0; i < TULIP_NRXDESC; i++) {
   1832    1.1   thorpej 		rxs = &sc->sc_rxsoft[i];
   1833    1.1   thorpej 		if (rxs->rxs_mbuf == NULL) {
   1834    1.1   thorpej 			if ((error = tlp_add_rxbuf(sc, i)) != 0) {
   1835    1.1   thorpej 				printf("%s: unable to allocate or map rx "
   1836    1.1   thorpej 				    "buffer %d, error = %d\n",
   1837    1.1   thorpej 				    sc->sc_dev.dv_xname, i, error);
   1838    1.1   thorpej 				/*
   1839    1.1   thorpej 				 * XXX Should attempt to run with fewer receive
   1840    1.1   thorpej 				 * XXX buffers instead of just failing.
   1841    1.1   thorpej 				 */
   1842    1.1   thorpej 				tlp_rxdrain(sc);
   1843    1.1   thorpej 				goto out;
   1844    1.1   thorpej 			}
   1845   1.96   thorpej 		} else
   1846   1.96   thorpej 			TULIP_INIT_RXDESC(sc, i);
   1847    1.1   thorpej 	}
   1848    1.1   thorpej 	sc->sc_rxptr = 0;
   1849    1.1   thorpej 
   1850    1.1   thorpej 	/*
   1851    1.1   thorpej 	 * Initialize the interrupt mask and enable interrupts.
   1852    1.1   thorpej 	 */
   1853    1.1   thorpej 	/* normal interrupts */
   1854    1.1   thorpej 	sc->sc_inten =  STATUS_TI | STATUS_TU | STATUS_RI | STATUS_NIS;
   1855    1.5   thorpej 
   1856    1.1   thorpej 	/* abnormal interrupts */
   1857    1.1   thorpej 	sc->sc_inten |= STATUS_TPS | STATUS_TJT | STATUS_UNF |
   1858    1.1   thorpej 	    STATUS_RU | STATUS_RPS | STATUS_RWT | STATUS_SE | STATUS_AIS;
   1859    1.1   thorpej 
   1860    1.5   thorpej 	sc->sc_rxint_mask = STATUS_RI|STATUS_RU|STATUS_RWT;
   1861    1.5   thorpej 	sc->sc_txint_mask = STATUS_TI|STATUS_UNF|STATUS_TJT;
   1862    1.5   thorpej 
   1863    1.5   thorpej 	switch (sc->sc_chip) {
   1864    1.5   thorpej 	case TULIP_CHIP_WB89C840F:
   1865    1.5   thorpej 		/*
   1866    1.5   thorpej 		 * Clear bits that we don't want that happen to
   1867    1.5   thorpej 		 * overlap or don't exist.
   1868    1.5   thorpej 		 */
   1869    1.5   thorpej 		sc->sc_inten &= ~(STATUS_WINB_REI|STATUS_RWT);
   1870    1.5   thorpej 		break;
   1871    1.5   thorpej 
   1872    1.5   thorpej 	default:
   1873    1.5   thorpej 		/* Nothing. */
   1874   1.91       cgd 		break;
   1875    1.5   thorpej 	}
   1876    1.5   thorpej 
   1877    1.5   thorpej 	sc->sc_rxint_mask &= sc->sc_inten;
   1878    1.5   thorpej 	sc->sc_txint_mask &= sc->sc_inten;
   1879    1.5   thorpej 
   1880    1.1   thorpej 	TULIP_WRITE(sc, CSR_INTEN, sc->sc_inten);
   1881    1.1   thorpej 	TULIP_WRITE(sc, CSR_STATUS, 0xffffffff);
   1882    1.1   thorpej 
   1883    1.1   thorpej 	/*
   1884    1.1   thorpej 	 * Give the transmit and receive rings to the Tulip.
   1885    1.1   thorpej 	 */
   1886    1.1   thorpej 	TULIP_WRITE(sc, CSR_TXLIST, TULIP_CDTXADDR(sc, sc->sc_txnext));
   1887    1.1   thorpej 	TULIP_WRITE(sc, CSR_RXLIST, TULIP_CDRXADDR(sc, sc->sc_rxptr));
   1888    1.1   thorpej 
   1889    1.1   thorpej 	/*
   1890    1.1   thorpej 	 * On chips that do this differently, set the station address.
   1891    1.1   thorpej 	 */
   1892    1.1   thorpej 	switch (sc->sc_chip) {
   1893    1.1   thorpej 	case TULIP_CHIP_WB89C840F:
   1894    1.8   thorpej 	    {
   1895    1.1   thorpej 		/* XXX Do this with stream writes? */
   1896    1.8   thorpej 		bus_addr_t cpa = TULIP_CSR_OFFSET(sc, CSR_WINB_CPA0);
   1897    1.8   thorpej 
   1898    1.1   thorpej 		for (i = 0; i < ETHER_ADDR_LEN; i++) {
   1899    1.1   thorpej 			bus_space_write_1(sc->sc_st, sc->sc_sh,
   1900  1.151    dyoung 			    cpa + i, CLLADDR(ifp->if_sadl)[i]);
   1901    1.1   thorpej 		}
   1902    1.1   thorpej 		break;
   1903    1.8   thorpej 	    }
   1904    1.1   thorpej 
   1905   1.21   thorpej 	case TULIP_CHIP_AL981:
   1906   1.73   thorpej 	case TULIP_CHIP_AN983:
   1907   1.73   thorpej 	case TULIP_CHIP_AN985:
   1908   1.21   thorpej 	    {
   1909   1.21   thorpej 		u_int32_t reg;
   1910  1.152    dyoung 		const u_int8_t *enaddr = CLLADDR(ifp->if_sadl);
   1911   1.21   thorpej 
   1912   1.21   thorpej 		reg = enaddr[0] |
   1913   1.21   thorpej 		      (enaddr[1] << 8) |
   1914   1.21   thorpej 		      (enaddr[2] << 16) |
   1915   1.21   thorpej 		      (enaddr[3] << 24);
   1916   1.21   thorpej 		bus_space_write_4(sc->sc_st, sc->sc_sh, CSR_ADM_PAR0, reg);
   1917   1.21   thorpej 
   1918   1.21   thorpej 		reg = enaddr[4] |
   1919   1.21   thorpej 		      (enaddr[5] << 8);
   1920   1.21   thorpej 		bus_space_write_4(sc->sc_st, sc->sc_sh, CSR_ADM_PAR1, reg);
   1921  1.137    rpaulo 		break;
   1922  1.137    rpaulo 	    }
   1923  1.137    rpaulo 
   1924  1.137    rpaulo 	case TULIP_CHIP_AX88140:
   1925  1.137    rpaulo 	case TULIP_CHIP_AX88141:
   1926  1.137    rpaulo 	    {
   1927  1.137    rpaulo 		u_int32_t reg;
   1928  1.152    dyoung 		const u_int8_t *enaddr = CLLADDR(ifp->if_sadl);
   1929  1.145     blymn 
   1930  1.137    rpaulo 		reg = enaddr[0] |
   1931  1.137    rpaulo 		      (enaddr[1] << 8) |
   1932  1.137    rpaulo 		      (enaddr[2] << 16) |
   1933  1.137    rpaulo 		      (enaddr[3] << 24);
   1934  1.137    rpaulo 		TULIP_WRITE(sc, CSR_AX_FILTIDX, AX_FILTIDX_PAR0);
   1935  1.137    rpaulo 		TULIP_WRITE(sc, CSR_AX_FILTDATA, reg);
   1936  1.137    rpaulo 
   1937  1.137    rpaulo 		reg = enaddr[4] | (enaddr[5] << 8);
   1938  1.137    rpaulo 		TULIP_WRITE(sc, CSR_AX_FILTIDX, AX_FILTIDX_PAR1);
   1939  1.137    rpaulo 		TULIP_WRITE(sc, CSR_AX_FILTDATA, reg);
   1940  1.137    rpaulo 		break;
   1941   1.21   thorpej 	    }
   1942   1.21   thorpej 
   1943    1.1   thorpej 	default:
   1944    1.1   thorpej 		/* Nothing. */
   1945   1.91       cgd 		break;
   1946    1.1   thorpej 	}
   1947    1.1   thorpej 
   1948    1.1   thorpej 	/*
   1949    1.1   thorpej 	 * Set the receive filter.  This will start the transmit and
   1950    1.1   thorpej 	 * receive processes.
   1951    1.1   thorpej 	 */
   1952    1.1   thorpej 	(*sc->sc_filter_setup)(sc);
   1953    1.1   thorpej 
   1954    1.1   thorpej 	/*
   1955   1.16   thorpej 	 * Set the current media.
   1956   1.16   thorpej 	 */
   1957   1.16   thorpej 	(void) (*sc->sc_mediasw->tmsw_set)(sc);
   1958   1.16   thorpej 
   1959   1.16   thorpej 	/*
   1960    1.1   thorpej 	 * Start the receive process.
   1961    1.1   thorpej 	 */
   1962    1.1   thorpej 	TULIP_WRITE(sc, CSR_RXPOLL, RXPOLL_RPD);
   1963    1.1   thorpej 
   1964    1.6   thorpej 	if (sc->sc_tick != NULL) {
   1965    1.1   thorpej 		/* Start the one second clock. */
   1966  1.108       chs 		callout_reset(&sc->sc_tick_callout, hz >> 3, sc->sc_tick, sc);
   1967    1.1   thorpej 	}
   1968    1.1   thorpej 
   1969    1.1   thorpej 	/*
   1970    1.1   thorpej 	 * Note that the interface is now running.
   1971    1.1   thorpej 	 */
   1972    1.1   thorpej 	ifp->if_flags |= IFF_RUNNING;
   1973    1.1   thorpej 	ifp->if_flags &= ~IFF_OACTIVE;
   1974  1.133       kim 	sc->sc_if_flags = ifp->if_flags;
   1975    1.1   thorpej 
   1976    1.1   thorpej  out:
   1977   1.79   thorpej 	if (error) {
   1978   1.79   thorpej 		ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE);
   1979   1.79   thorpej 		ifp->if_timer = 0;
   1980    1.1   thorpej 		printf("%s: interface not running\n", sc->sc_dev.dv_xname);
   1981   1.79   thorpej 	}
   1982    1.1   thorpej 	return (error);
   1983    1.1   thorpej }
   1984    1.1   thorpej 
   1985    1.1   thorpej /*
   1986   1.53   thorpej  * tlp_enable:
   1987   1.53   thorpej  *
   1988   1.53   thorpej  *	Enable the Tulip chip.
   1989   1.53   thorpej  */
   1990  1.138   thorpej static int
   1991  1.138   thorpej tlp_enable(struct tulip_softc *sc)
   1992   1.53   thorpej {
   1993   1.53   thorpej 
   1994   1.53   thorpej 	if (TULIP_IS_ENABLED(sc) == 0 && sc->sc_enable != NULL) {
   1995   1.53   thorpej 		if ((*sc->sc_enable)(sc) != 0) {
   1996   1.53   thorpej 			printf("%s: device enable failed\n",
   1997   1.53   thorpej 			    sc->sc_dev.dv_xname);
   1998   1.53   thorpej 			return (EIO);
   1999   1.53   thorpej 		}
   2000   1.53   thorpej 		sc->sc_flags |= TULIPF_ENABLED;
   2001   1.53   thorpej 	}
   2002   1.53   thorpej 	return (0);
   2003   1.53   thorpej }
   2004   1.53   thorpej 
   2005   1.53   thorpej /*
   2006   1.53   thorpej  * tlp_disable:
   2007   1.53   thorpej  *
   2008   1.53   thorpej  *	Disable the Tulip chip.
   2009   1.53   thorpej  */
   2010  1.138   thorpej static void
   2011  1.138   thorpej tlp_disable(struct tulip_softc *sc)
   2012   1.53   thorpej {
   2013   1.53   thorpej 
   2014   1.53   thorpej 	if (TULIP_IS_ENABLED(sc) && sc->sc_disable != NULL) {
   2015   1.53   thorpej 		(*sc->sc_disable)(sc);
   2016   1.53   thorpej 		sc->sc_flags &= ~TULIPF_ENABLED;
   2017   1.53   thorpej 	}
   2018   1.54   thorpej }
   2019   1.54   thorpej 
   2020   1.54   thorpej /*
   2021    1.1   thorpej  * tlp_rxdrain:
   2022    1.1   thorpej  *
   2023    1.1   thorpej  *	Drain the receive queue.
   2024    1.1   thorpej  */
   2025  1.138   thorpej static void
   2026  1.138   thorpej tlp_rxdrain(struct tulip_softc *sc)
   2027    1.1   thorpej {
   2028    1.1   thorpej 	struct tulip_rxsoft *rxs;
   2029    1.1   thorpej 	int i;
   2030    1.1   thorpej 
   2031    1.1   thorpej 	for (i = 0; i < TULIP_NRXDESC; i++) {
   2032    1.1   thorpej 		rxs = &sc->sc_rxsoft[i];
   2033    1.1   thorpej 		if (rxs->rxs_mbuf != NULL) {
   2034    1.1   thorpej 			bus_dmamap_unload(sc->sc_dmat, rxs->rxs_dmamap);
   2035    1.1   thorpej 			m_freem(rxs->rxs_mbuf);
   2036    1.1   thorpej 			rxs->rxs_mbuf = NULL;
   2037    1.1   thorpej 		}
   2038    1.1   thorpej 	}
   2039    1.1   thorpej }
   2040    1.1   thorpej 
   2041    1.1   thorpej /*
   2042   1.79   thorpej  * tlp_stop:		[ ifnet interface function ]
   2043    1.1   thorpej  *
   2044    1.1   thorpej  *	Stop transmission on the interface.
   2045    1.1   thorpej  */
   2046  1.138   thorpej static void
   2047  1.138   thorpej tlp_stop(struct ifnet *ifp, int disable)
   2048    1.1   thorpej {
   2049   1.79   thorpej 	struct tulip_softc *sc = ifp->if_softc;
   2050    1.1   thorpej 	struct tulip_txsoft *txs;
   2051    1.1   thorpej 
   2052    1.6   thorpej 	if (sc->sc_tick != NULL) {
   2053    1.1   thorpej 		/* Stop the one second clock. */
   2054   1.56   thorpej 		callout_stop(&sc->sc_tick_callout);
   2055   1.32   thorpej 	}
   2056   1.32   thorpej 
   2057   1.32   thorpej 	if (sc->sc_flags & TULIPF_HAS_MII) {
   2058   1.32   thorpej 		/* Down the MII. */
   2059   1.32   thorpej 		mii_down(&sc->sc_mii);
   2060    1.1   thorpej 	}
   2061    1.1   thorpej 
   2062    1.1   thorpej 	/* Disable interrupts. */
   2063    1.1   thorpej 	TULIP_WRITE(sc, CSR_INTEN, 0);
   2064    1.1   thorpej 
   2065    1.1   thorpej 	/* Stop the transmit and receive processes. */
   2066   1.71    castor 	sc->sc_opmode = 0;
   2067    1.1   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, 0);
   2068    1.1   thorpej 	TULIP_WRITE(sc, CSR_RXLIST, 0);
   2069    1.1   thorpej 	TULIP_WRITE(sc, CSR_TXLIST, 0);
   2070    1.1   thorpej 
   2071    1.1   thorpej 	/*
   2072    1.1   thorpej 	 * Release any queued transmit buffers.
   2073    1.1   thorpej 	 */
   2074    1.1   thorpej 	while ((txs = SIMPLEQ_FIRST(&sc->sc_txdirtyq)) != NULL) {
   2075  1.115     lukem 		SIMPLEQ_REMOVE_HEAD(&sc->sc_txdirtyq, txs_q);
   2076    1.1   thorpej 		if (txs->txs_mbuf != NULL) {
   2077    1.1   thorpej 			bus_dmamap_unload(sc->sc_dmat, txs->txs_dmamap);
   2078    1.1   thorpej 			m_freem(txs->txs_mbuf);
   2079    1.1   thorpej 			txs->txs_mbuf = NULL;
   2080    1.1   thorpej 		}
   2081    1.1   thorpej 		SIMPLEQ_INSERT_TAIL(&sc->sc_txfreeq, txs, txs_q);
   2082    1.1   thorpej 	}
   2083    1.1   thorpej 
   2084    1.4   thorpej 	sc->sc_flags &= ~(TULIPF_WANT_SETUP|TULIPF_DOING_SETUP);
   2085    1.1   thorpej 
   2086    1.1   thorpej 	/*
   2087    1.1   thorpej 	 * Mark the interface down and cancel the watchdog timer.
   2088    1.1   thorpej 	 */
   2089    1.1   thorpej 	ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE);
   2090  1.133       kim 	sc->sc_if_flags = ifp->if_flags;
   2091    1.1   thorpej 	ifp->if_timer = 0;
   2092  1.108       chs 
   2093  1.108       chs 	/*
   2094  1.108       chs 	 * Reset the chip (needed on some flavors to actually disable it).
   2095  1.108       chs 	 */
   2096  1.108       chs 	tlp_reset(sc);
   2097  1.159    dyoung 
   2098  1.159    dyoung 	if (disable) {
   2099  1.159    dyoung 		tlp_rxdrain(sc);
   2100  1.159    dyoung 		tlp_disable(sc);
   2101  1.159    dyoung 	}
   2102    1.1   thorpej }
   2103    1.1   thorpej 
   2104    1.1   thorpej #define	SROM_EMIT(sc, x)						\
   2105    1.1   thorpej do {									\
   2106    1.1   thorpej 	TULIP_WRITE((sc), CSR_MIIROM, (x));				\
   2107   1.47   mycroft 	delay(2);							\
   2108    1.1   thorpej } while (0)
   2109    1.1   thorpej 
   2110    1.1   thorpej /*
   2111    1.1   thorpej  * tlp_srom_idle:
   2112    1.1   thorpej  *
   2113    1.1   thorpej  *	Put the SROM in idle state.
   2114    1.1   thorpej  */
   2115  1.138   thorpej static void
   2116  1.138   thorpej tlp_srom_idle(struct tulip_softc *sc)
   2117    1.1   thorpej {
   2118    1.1   thorpej 	u_int32_t miirom;
   2119    1.1   thorpej 	int i;
   2120    1.1   thorpej 
   2121    1.1   thorpej 	miirom = MIIROM_SR;
   2122    1.1   thorpej 	SROM_EMIT(sc, miirom);
   2123    1.1   thorpej 
   2124    1.1   thorpej 	miirom |= MIIROM_RD;
   2125    1.1   thorpej 	SROM_EMIT(sc, miirom);
   2126    1.1   thorpej 
   2127    1.1   thorpej 	miirom |= MIIROM_SROMCS;
   2128    1.1   thorpej 	SROM_EMIT(sc, miirom);
   2129    1.1   thorpej 
   2130    1.1   thorpej 	SROM_EMIT(sc, miirom|MIIROM_SROMSK);
   2131    1.1   thorpej 
   2132   1.47   mycroft 	/* Strobe the clock 32 times. */
   2133   1.47   mycroft 	for (i = 0; i < 32; i++) {
   2134    1.1   thorpej 		SROM_EMIT(sc, miirom);
   2135    1.1   thorpej 		SROM_EMIT(sc, miirom|MIIROM_SROMSK);
   2136    1.1   thorpej 	}
   2137    1.1   thorpej 
   2138    1.1   thorpej 	SROM_EMIT(sc, miirom);
   2139    1.1   thorpej 
   2140    1.1   thorpej 	miirom &= ~MIIROM_SROMCS;
   2141    1.1   thorpej 	SROM_EMIT(sc, miirom);
   2142    1.1   thorpej 
   2143    1.1   thorpej 	SROM_EMIT(sc, 0);
   2144    1.1   thorpej }
   2145    1.1   thorpej 
   2146    1.1   thorpej /*
   2147   1.47   mycroft  * tlp_srom_size:
   2148   1.47   mycroft  *
   2149   1.47   mycroft  *	Determine the number of address bits in the SROM.
   2150   1.47   mycroft  */
   2151  1.138   thorpej static int
   2152  1.138   thorpej tlp_srom_size(struct tulip_softc *sc)
   2153   1.47   mycroft {
   2154   1.47   mycroft 	u_int32_t miirom;
   2155   1.47   mycroft 	int x;
   2156   1.47   mycroft 
   2157   1.47   mycroft 	/* Select the SROM. */
   2158   1.47   mycroft 	miirom = MIIROM_SR;
   2159   1.47   mycroft 	SROM_EMIT(sc, miirom);
   2160   1.47   mycroft 
   2161   1.47   mycroft 	miirom |= MIIROM_RD;
   2162   1.47   mycroft 	SROM_EMIT(sc, miirom);
   2163   1.47   mycroft 
   2164   1.47   mycroft 	/* Send CHIP SELECT for one clock tick. */
   2165   1.47   mycroft 	miirom |= MIIROM_SROMCS;
   2166   1.47   mycroft 	SROM_EMIT(sc, miirom);
   2167   1.47   mycroft 
   2168   1.47   mycroft 	/* Shift in the READ opcode. */
   2169   1.47   mycroft 	for (x = 3; x > 0; x--) {
   2170   1.47   mycroft 		if (TULIP_SROM_OPC_READ & (1 << (x - 1)))
   2171   1.47   mycroft 			miirom |= MIIROM_SROMDI;
   2172   1.47   mycroft 		else
   2173   1.47   mycroft 			miirom &= ~MIIROM_SROMDI;
   2174   1.47   mycroft 		SROM_EMIT(sc, miirom);
   2175   1.47   mycroft 		SROM_EMIT(sc, miirom|MIIROM_SROMSK);
   2176   1.47   mycroft 		SROM_EMIT(sc, miirom);
   2177   1.47   mycroft 	}
   2178   1.47   mycroft 
   2179   1.47   mycroft 	/* Shift in address and look for dummy 0 bit. */
   2180   1.47   mycroft 	for (x = 1; x <= 12; x++) {
   2181   1.47   mycroft 		miirom &= ~MIIROM_SROMDI;
   2182   1.47   mycroft 		SROM_EMIT(sc, miirom);
   2183   1.47   mycroft 		SROM_EMIT(sc, miirom|MIIROM_SROMSK);
   2184   1.47   mycroft 		if (!TULIP_ISSET(sc, CSR_MIIROM, MIIROM_SROMDO))
   2185   1.47   mycroft 			break;
   2186   1.47   mycroft 		SROM_EMIT(sc, miirom);
   2187   1.47   mycroft 	}
   2188   1.47   mycroft 
   2189   1.47   mycroft 	/* Clear CHIP SELECT. */
   2190   1.47   mycroft 	miirom &= ~MIIROM_SROMCS;
   2191   1.47   mycroft 	SROM_EMIT(sc, miirom);
   2192   1.47   mycroft 
   2193   1.47   mycroft 	/* Deselect the SROM. */
   2194   1.47   mycroft 	SROM_EMIT(sc, 0);
   2195   1.47   mycroft 
   2196   1.59   mycroft 	if (x < 4 || x > 12) {
   2197  1.156        ad 		aprint_debug("%s: broken MicroWire interface detected; "
   2198   1.61   thorpej 		    "setting SROM size to 1Kb\n", sc->sc_dev.dv_xname);
   2199   1.59   mycroft 		return (6);
   2200   1.47   mycroft 	} else {
   2201   1.61   thorpej 		if (tlp_srom_debug)
   2202   1.61   thorpej 			printf("%s: SROM size is 2^%d*16 bits (%d bytes)\n",
   2203   1.61   thorpej 			    sc->sc_dev.dv_xname, x, (1 << (x + 4)) >> 3);
   2204   1.47   mycroft 		return (x);
   2205   1.47   mycroft 	}
   2206   1.47   mycroft }
   2207   1.47   mycroft 
   2208   1.47   mycroft /*
   2209    1.1   thorpej  * tlp_read_srom:
   2210    1.1   thorpej  *
   2211    1.1   thorpej  *	Read the Tulip SROM.
   2212    1.1   thorpej  */
   2213   1.47   mycroft int
   2214  1.138   thorpej tlp_read_srom(struct tulip_softc *sc)
   2215    1.1   thorpej {
   2216   1.47   mycroft 	int size;
   2217    1.1   thorpej 	u_int32_t miirom;
   2218   1.18   thorpej 	u_int16_t datain;
   2219    1.1   thorpej 	int i, x;
   2220    1.1   thorpej 
   2221    1.1   thorpej 	tlp_srom_idle(sc);
   2222    1.1   thorpej 
   2223   1.47   mycroft 	sc->sc_srom_addrbits = tlp_srom_size(sc);
   2224   1.47   mycroft 	if (sc->sc_srom_addrbits == 0)
   2225   1.47   mycroft 		return (0);
   2226   1.47   mycroft 	size = TULIP_ROM_SIZE(sc->sc_srom_addrbits);
   2227   1.47   mycroft 	sc->sc_srom = malloc(size, M_DEVBUF, M_NOWAIT);
   2228   1.47   mycroft 
   2229    1.1   thorpej 	/* Select the SROM. */
   2230    1.1   thorpej 	miirom = MIIROM_SR;
   2231    1.1   thorpej 	SROM_EMIT(sc, miirom);
   2232    1.1   thorpej 
   2233    1.1   thorpej 	miirom |= MIIROM_RD;
   2234    1.1   thorpej 	SROM_EMIT(sc, miirom);
   2235    1.1   thorpej 
   2236   1.47   mycroft 	for (i = 0; i < size; i += 2) {
   2237    1.1   thorpej 		/* Send CHIP SELECT for one clock tick. */
   2238    1.1   thorpej 		miirom |= MIIROM_SROMCS;
   2239    1.1   thorpej 		SROM_EMIT(sc, miirom);
   2240    1.1   thorpej 
   2241    1.1   thorpej 		/* Shift in the READ opcode. */
   2242    1.1   thorpej 		for (x = 3; x > 0; x--) {
   2243    1.1   thorpej 			if (TULIP_SROM_OPC_READ & (1 << (x - 1)))
   2244    1.1   thorpej 				miirom |= MIIROM_SROMDI;
   2245    1.1   thorpej 			else
   2246    1.1   thorpej 				miirom &= ~MIIROM_SROMDI;
   2247    1.1   thorpej 			SROM_EMIT(sc, miirom);
   2248    1.1   thorpej 			SROM_EMIT(sc, miirom|MIIROM_SROMSK);
   2249    1.1   thorpej 			SROM_EMIT(sc, miirom);
   2250    1.1   thorpej 		}
   2251    1.1   thorpej 
   2252    1.1   thorpej 		/* Shift in address. */
   2253   1.33   thorpej 		for (x = sc->sc_srom_addrbits; x > 0; x--) {
   2254   1.47   mycroft 			if (i & (1 << x))
   2255    1.1   thorpej 				miirom |= MIIROM_SROMDI;
   2256    1.1   thorpej 			else
   2257    1.1   thorpej 				miirom &= ~MIIROM_SROMDI;
   2258    1.1   thorpej 			SROM_EMIT(sc, miirom);
   2259    1.1   thorpej 			SROM_EMIT(sc, miirom|MIIROM_SROMSK);
   2260    1.1   thorpej 			SROM_EMIT(sc, miirom);
   2261    1.1   thorpej 		}
   2262    1.1   thorpej 
   2263    1.1   thorpej 		/* Shift out data. */
   2264    1.1   thorpej 		miirom &= ~MIIROM_SROMDI;
   2265   1.18   thorpej 		datain = 0;
   2266    1.1   thorpej 		for (x = 16; x > 0; x--) {
   2267    1.1   thorpej 			SROM_EMIT(sc, miirom|MIIROM_SROMSK);
   2268    1.1   thorpej 			if (TULIP_ISSET(sc, CSR_MIIROM, MIIROM_SROMDO))
   2269   1.18   thorpej 				datain |= (1 << (x - 1));
   2270    1.1   thorpej 			SROM_EMIT(sc, miirom);
   2271    1.1   thorpej 		}
   2272   1.47   mycroft 		sc->sc_srom[i] = datain & 0xff;
   2273   1.47   mycroft 		sc->sc_srom[i + 1] = datain >> 8;
   2274    1.1   thorpej 
   2275    1.1   thorpej 		/* Clear CHIP SELECT. */
   2276    1.1   thorpej 		miirom &= ~MIIROM_SROMCS;
   2277    1.1   thorpej 		SROM_EMIT(sc, miirom);
   2278    1.1   thorpej 	}
   2279    1.1   thorpej 
   2280    1.1   thorpej 	/* Deselect the SROM. */
   2281    1.1   thorpej 	SROM_EMIT(sc, 0);
   2282    1.1   thorpej 
   2283    1.1   thorpej 	/* ...and idle it. */
   2284    1.1   thorpej 	tlp_srom_idle(sc);
   2285   1.47   mycroft 
   2286   1.61   thorpej 	if (tlp_srom_debug) {
   2287   1.61   thorpej 		printf("SROM CONTENTS:");
   2288   1.61   thorpej 		for (i = 0; i < size; i++) {
   2289   1.61   thorpej 			if ((i % 8) == 0)
   2290   1.61   thorpej 				printf("\n\t");
   2291   1.61   thorpej 			printf("0x%02x ", sc->sc_srom[i]);
   2292   1.61   thorpej 		}
   2293   1.61   thorpej 		printf("\n");
   2294   1.47   mycroft 	}
   2295   1.47   mycroft 
   2296   1.47   mycroft 	return (1);
   2297    1.1   thorpej }
   2298    1.1   thorpej 
   2299    1.1   thorpej #undef SROM_EMIT
   2300    1.1   thorpej 
   2301    1.1   thorpej /*
   2302    1.1   thorpej  * tlp_add_rxbuf:
   2303    1.1   thorpej  *
   2304    1.1   thorpej  *	Add a receive buffer to the indicated descriptor.
   2305    1.1   thorpej  */
   2306  1.138   thorpej static int
   2307  1.138   thorpej tlp_add_rxbuf(struct tulip_softc *sc, int idx)
   2308    1.1   thorpej {
   2309    1.1   thorpej 	struct tulip_rxsoft *rxs = &sc->sc_rxsoft[idx];
   2310    1.1   thorpej 	struct mbuf *m;
   2311    1.1   thorpej 	int error;
   2312    1.1   thorpej 
   2313    1.1   thorpej 	MGETHDR(m, M_DONTWAIT, MT_DATA);
   2314    1.1   thorpej 	if (m == NULL)
   2315    1.1   thorpej 		return (ENOBUFS);
   2316    1.1   thorpej 
   2317  1.122      matt 	MCLAIM(m, &sc->sc_ethercom.ec_rx_mowner);
   2318    1.1   thorpej 	MCLGET(m, M_DONTWAIT);
   2319    1.1   thorpej 	if ((m->m_flags & M_EXT) == 0) {
   2320    1.1   thorpej 		m_freem(m);
   2321    1.1   thorpej 		return (ENOBUFS);
   2322    1.1   thorpej 	}
   2323    1.1   thorpej 
   2324    1.1   thorpej 	if (rxs->rxs_mbuf != NULL)
   2325    1.1   thorpej 		bus_dmamap_unload(sc->sc_dmat, rxs->rxs_dmamap);
   2326    1.1   thorpej 
   2327    1.1   thorpej 	rxs->rxs_mbuf = m;
   2328    1.1   thorpej 
   2329    1.1   thorpej 	error = bus_dmamap_load(sc->sc_dmat, rxs->rxs_dmamap,
   2330   1.95   thorpej 	    m->m_ext.ext_buf, m->m_ext.ext_size, NULL,
   2331   1.95   thorpej 	    BUS_DMA_READ|BUS_DMA_NOWAIT);
   2332    1.1   thorpej 	if (error) {
   2333    1.1   thorpej 		printf("%s: can't load rx DMA map %d, error = %d\n",
   2334    1.1   thorpej 		    sc->sc_dev.dv_xname, idx, error);
   2335    1.1   thorpej 		panic("tlp_add_rxbuf");	/* XXX */
   2336    1.1   thorpej 	}
   2337    1.1   thorpej 
   2338    1.1   thorpej 	bus_dmamap_sync(sc->sc_dmat, rxs->rxs_dmamap, 0,
   2339    1.1   thorpej 	    rxs->rxs_dmamap->dm_mapsize, BUS_DMASYNC_PREREAD);
   2340    1.1   thorpej 
   2341    1.1   thorpej 	TULIP_INIT_RXDESC(sc, idx);
   2342    1.1   thorpej 
   2343    1.1   thorpej 	return (0);
   2344    1.1   thorpej }
   2345    1.1   thorpej 
   2346    1.1   thorpej /*
   2347    1.1   thorpej  * tlp_srom_crcok:
   2348    1.1   thorpej  *
   2349    1.1   thorpej  *	Check the CRC of the Tulip SROM.
   2350    1.1   thorpej  */
   2351    1.1   thorpej int
   2352  1.138   thorpej tlp_srom_crcok(const u_int8_t *romdata)
   2353    1.1   thorpej {
   2354    1.1   thorpej 	u_int32_t crc;
   2355    1.1   thorpej 
   2356   1.62   thorpej 	crc = ether_crc32_le(romdata, TULIP_ROM_CRC32_CHECKSUM);
   2357    1.7   thorpej 	crc = (crc & 0xffff) ^ 0xffff;
   2358    1.7   thorpej 	if (crc == TULIP_ROM_GETW(romdata, TULIP_ROM_CRC32_CHECKSUM))
   2359    1.1   thorpej 		return (1);
   2360   1.34   thorpej 
   2361   1.34   thorpej 	/*
   2362   1.34   thorpej 	 * Try an alternate checksum.
   2363   1.34   thorpej 	 */
   2364   1.62   thorpej 	crc = ether_crc32_le(romdata, TULIP_ROM_CRC32_CHECKSUM1);
   2365   1.34   thorpej 	crc = (crc & 0xffff) ^ 0xffff;
   2366   1.34   thorpej 	if (crc == TULIP_ROM_GETW(romdata, TULIP_ROM_CRC32_CHECKSUM1))
   2367   1.34   thorpej 		return (1);
   2368   1.34   thorpej 
   2369    1.1   thorpej 	return (0);
   2370    1.1   thorpej }
   2371    1.1   thorpej 
   2372    1.1   thorpej /*
   2373   1.13   thorpej  * tlp_isv_srom:
   2374   1.13   thorpej  *
   2375   1.13   thorpej  *	Check to see if the SROM is in the new standardized format.
   2376   1.13   thorpej  */
   2377   1.13   thorpej int
   2378  1.138   thorpej tlp_isv_srom(const u_int8_t *romdata)
   2379   1.13   thorpej {
   2380   1.13   thorpej 	int i;
   2381   1.13   thorpej 	u_int16_t cksum;
   2382   1.13   thorpej 
   2383   1.13   thorpej 	if (tlp_srom_crcok(romdata)) {
   2384   1.13   thorpej 		/*
   2385   1.13   thorpej 		 * SROM CRC checks out; must be in the new format.
   2386   1.13   thorpej 		 */
   2387   1.13   thorpej 		return (1);
   2388   1.13   thorpej 	}
   2389   1.13   thorpej 
   2390   1.13   thorpej 	cksum = TULIP_ROM_GETW(romdata, TULIP_ROM_CRC32_CHECKSUM);
   2391   1.13   thorpej 	if (cksum == 0xffff || cksum == 0) {
   2392   1.13   thorpej 		/*
   2393   1.13   thorpej 		 * No checksum present.  Check the SROM ID; 18 bytes of 0
   2394   1.13   thorpej 		 * followed by 1 (version) followed by the number of
   2395   1.13   thorpej 		 * adapters which use this SROM (should be non-zero).
   2396   1.13   thorpej 		 */
   2397   1.13   thorpej 		for (i = 0; i < TULIP_ROM_SROM_FORMAT_VERION; i++) {
   2398   1.13   thorpej 			if (romdata[i] != 0)
   2399   1.13   thorpej 				return (0);
   2400   1.13   thorpej 		}
   2401   1.13   thorpej 		if (romdata[TULIP_ROM_SROM_FORMAT_VERION] != 1)
   2402   1.13   thorpej 			return (0);
   2403   1.13   thorpej 		if (romdata[TULIP_ROM_CHIP_COUNT] == 0)
   2404   1.13   thorpej 			return (0);
   2405   1.13   thorpej 		return (1);
   2406   1.13   thorpej 	}
   2407   1.13   thorpej 
   2408   1.13   thorpej 	return (0);
   2409   1.13   thorpej }
   2410   1.13   thorpej 
   2411   1.13   thorpej /*
   2412   1.13   thorpej  * tlp_isv_srom_enaddr:
   2413   1.13   thorpej  *
   2414   1.13   thorpej  *	Get the Ethernet address from an ISV SROM.
   2415   1.13   thorpej  */
   2416   1.13   thorpej int
   2417  1.138   thorpej tlp_isv_srom_enaddr(struct tulip_softc *sc, u_int8_t *enaddr)
   2418   1.13   thorpej {
   2419   1.13   thorpej 	int i, devcnt;
   2420   1.13   thorpej 
   2421   1.13   thorpej 	if (tlp_isv_srom(sc->sc_srom) == 0)
   2422   1.13   thorpej 		return (0);
   2423   1.13   thorpej 
   2424   1.13   thorpej 	devcnt = sc->sc_srom[TULIP_ROM_CHIP_COUNT];
   2425   1.13   thorpej 	for (i = 0; i < devcnt; i++) {
   2426   1.13   thorpej 		if (sc->sc_srom[TULIP_ROM_CHIP_COUNT] == 1)
   2427   1.13   thorpej 			break;
   2428   1.13   thorpej 		if (sc->sc_srom[TULIP_ROM_CHIPn_DEVICE_NUMBER(i)] ==
   2429   1.13   thorpej 		    sc->sc_devno)
   2430   1.13   thorpej 			break;
   2431   1.13   thorpej 	}
   2432   1.13   thorpej 
   2433   1.13   thorpej 	if (i == devcnt)
   2434   1.13   thorpej 		return (0);
   2435   1.13   thorpej 
   2436   1.13   thorpej 	memcpy(enaddr, &sc->sc_srom[TULIP_ROM_IEEE_NETWORK_ADDRESS],
   2437   1.13   thorpej 	    ETHER_ADDR_LEN);
   2438   1.13   thorpej 	enaddr[5] += i;
   2439   1.13   thorpej 
   2440   1.13   thorpej 	return (1);
   2441   1.13   thorpej }
   2442   1.13   thorpej 
   2443   1.13   thorpej /*
   2444    1.7   thorpej  * tlp_parse_old_srom:
   2445    1.7   thorpej  *
   2446    1.7   thorpej  *	Parse old-format SROMs.
   2447    1.7   thorpej  *
   2448    1.7   thorpej  *	This routine is largely lifted from Matt Thomas's `de' driver.
   2449    1.7   thorpej  */
   2450    1.7   thorpej int
   2451  1.138   thorpej tlp_parse_old_srom(struct tulip_softc *sc, u_int8_t *enaddr)
   2452    1.7   thorpej {
   2453    1.7   thorpej 	static const u_int8_t testpat[] =
   2454    1.7   thorpej 	    { 0xff, 0, 0x55, 0xaa, 0xff, 0, 0x55, 0xaa };
   2455    1.7   thorpej 	int i;
   2456    1.7   thorpej 	u_int32_t cksum;
   2457    1.7   thorpej 
   2458    1.7   thorpej 	if (memcmp(&sc->sc_srom[0], &sc->sc_srom[16], 8) != 0) {
   2459    1.7   thorpej 		/*
   2460  1.148    rumble 		 * Phobos G100 interfaces have the address at
   2461  1.148    rumble 		 * offsets 0 and 20, but each pair of bytes is
   2462  1.148    rumble 		 * swapped.
   2463  1.148    rumble 		 */
   2464  1.148    rumble 		if (sc->sc_srom_addrbits == 6 &&
   2465  1.148    rumble 		    sc->sc_srom[1] == 0x00 &&
   2466  1.148    rumble 		    sc->sc_srom[0] == 0x60 &&
   2467  1.148    rumble 		    sc->sc_srom[3] == 0xf5 &&
   2468  1.148    rumble 		    memcmp(&sc->sc_srom[0], &sc->sc_srom[20], 6) == 0) {
   2469  1.148    rumble 			for (i = 0; i < 6; i += 2) {
   2470  1.148    rumble 				enaddr[i] = sc->sc_srom[i + 1];
   2471  1.148    rumble 				enaddr[i + 1] = sc->sc_srom[i];
   2472  1.148    rumble 			}
   2473  1.148    rumble 			return (1);
   2474  1.148    rumble 		}
   2475  1.148    rumble 
   2476  1.148    rumble 		/*
   2477  1.148    rumble 		 * Phobos G130/G160 interfaces have the address at
   2478  1.148    rumble 		 * offsets 20 and 84, but each pair of bytes is
   2479  1.148    rumble 		 * swapped.
   2480  1.146    rumble 		 */
   2481  1.146    rumble 		if (sc->sc_srom_addrbits == 6 &&
   2482  1.146    rumble 		    sc->sc_srom[21] == 0x00 &&
   2483  1.146    rumble 		    sc->sc_srom[20] == 0x60 &&
   2484  1.146    rumble 		    sc->sc_srom[23] == 0xf5 &&
   2485  1.146    rumble 		    memcmp(&sc->sc_srom[20], &sc->sc_srom[84], 6) == 0) {
   2486  1.146    rumble 			for (i = 0; i < 6; i += 2) {
   2487  1.146    rumble 				enaddr[i] = sc->sc_srom[20 + i + 1];
   2488  1.146    rumble 				enaddr[i + 1] = sc->sc_srom[20 + i];
   2489  1.146    rumble 			}
   2490  1.146    rumble 			return (1);
   2491  1.146    rumble 		}
   2492  1.146    rumble 
   2493  1.146    rumble 		/*
   2494  1.123   tsutsui 		 * Cobalt Networks interfaces simply have the address
   2495  1.123   tsutsui 		 * in the first six bytes. The rest is zeroed out
   2496  1.123   tsutsui 		 * on some models, but others contain unknown data.
   2497  1.123   tsutsui 		 */
   2498  1.123   tsutsui 		if (sc->sc_srom[0] == 0x00 &&
   2499  1.123   tsutsui 		    sc->sc_srom[1] == 0x10 &&
   2500  1.123   tsutsui 		    sc->sc_srom[2] == 0xe0) {
   2501  1.123   tsutsui 			memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
   2502  1.123   tsutsui 			return (1);
   2503  1.123   tsutsui 		}
   2504  1.123   tsutsui 
   2505  1.123   tsutsui 		/*
   2506    1.7   thorpej 		 * Some vendors (e.g. ZNYX) don't use the standard
   2507    1.7   thorpej 		 * DEC Address ROM format, but rather just have an
   2508    1.7   thorpej 		 * Ethernet address in the first 6 bytes, maybe a
   2509    1.7   thorpej 		 * 2 byte checksum, and then all 0xff's.
   2510    1.7   thorpej 		 */
   2511    1.7   thorpej 		for (i = 8; i < 32; i++) {
   2512   1.37   thorpej 			if (sc->sc_srom[i] != 0xff &&
   2513   1.37   thorpej 			    sc->sc_srom[i] != 0)
   2514    1.7   thorpej 				return (0);
   2515    1.7   thorpej 		}
   2516    1.7   thorpej 
   2517    1.7   thorpej 		/*
   2518    1.7   thorpej 		 * Sanity check the Ethernet address:
   2519    1.7   thorpej 		 *
   2520    1.7   thorpej 		 *	- Make sure it's not multicast or locally
   2521    1.7   thorpej 		 *	  assigned
   2522    1.7   thorpej 		 *	- Make sure it has a non-0 OUI
   2523    1.7   thorpej 		 */
   2524    1.7   thorpej 		if (sc->sc_srom[0] & 3)
   2525    1.7   thorpej 			return (0);
   2526    1.7   thorpej 		if (sc->sc_srom[0] == 0 && sc->sc_srom[1] == 0 &&
   2527    1.7   thorpej 		    sc->sc_srom[2] == 0)
   2528    1.7   thorpej 			return (0);
   2529    1.7   thorpej 
   2530    1.7   thorpej 		memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
   2531    1.7   thorpej 		return (1);
   2532    1.7   thorpej 	}
   2533    1.7   thorpej 
   2534    1.7   thorpej 	/*
   2535    1.7   thorpej 	 * Standard DEC Address ROM test.
   2536    1.7   thorpej 	 */
   2537    1.7   thorpej 
   2538    1.7   thorpej 	if (memcmp(&sc->sc_srom[24], testpat, 8) != 0)
   2539    1.7   thorpej 		return (0);
   2540    1.7   thorpej 
   2541    1.7   thorpej 	for (i = 0; i < 8; i++) {
   2542    1.7   thorpej 		if (sc->sc_srom[i] != sc->sc_srom[15 - i])
   2543    1.7   thorpej 			return (0);
   2544    1.7   thorpej 	}
   2545    1.7   thorpej 
   2546    1.7   thorpej 	memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
   2547    1.7   thorpej 
   2548    1.7   thorpej 	cksum = *(u_int16_t *) &enaddr[0];
   2549    1.7   thorpej 
   2550    1.7   thorpej 	cksum <<= 1;
   2551    1.7   thorpej 	if (cksum > 0xffff)
   2552    1.7   thorpej 		cksum -= 0xffff;
   2553    1.7   thorpej 
   2554    1.7   thorpej 	cksum += *(u_int16_t *) &enaddr[2];
   2555    1.7   thorpej 	if (cksum > 0xffff)
   2556    1.7   thorpej 		cksum -= 0xffff;
   2557    1.7   thorpej 
   2558    1.7   thorpej 	cksum <<= 1;
   2559    1.7   thorpej 	if (cksum > 0xffff)
   2560    1.7   thorpej 		cksum -= 0xffff;
   2561    1.7   thorpej 
   2562    1.7   thorpej 	cksum += *(u_int16_t *) &enaddr[4];
   2563    1.7   thorpej 	if (cksum >= 0xffff)
   2564    1.7   thorpej 		cksum -= 0xffff;
   2565    1.7   thorpej 
   2566    1.7   thorpej 	if (cksum != *(u_int16_t *) &sc->sc_srom[6])
   2567    1.7   thorpej 		return (0);
   2568    1.7   thorpej 
   2569    1.7   thorpej 	return (1);
   2570    1.7   thorpej }
   2571    1.7   thorpej 
   2572    1.7   thorpej /*
   2573    1.1   thorpej  * tlp_filter_setup:
   2574    1.1   thorpej  *
   2575    1.1   thorpej  *	Set the Tulip's receive filter.
   2576    1.1   thorpej  */
   2577  1.138   thorpej static void
   2578  1.138   thorpej tlp_filter_setup(struct tulip_softc *sc)
   2579    1.1   thorpej {
   2580    1.1   thorpej 	struct ethercom *ec = &sc->sc_ethercom;
   2581    1.1   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   2582    1.1   thorpej 	struct ether_multi *enm;
   2583    1.1   thorpej 	struct ether_multistep step;
   2584  1.141     perry 	volatile u_int32_t *sp;
   2585   1.40   thorpej 	struct tulip_txsoft *txs;
   2586    1.1   thorpej 	u_int8_t enaddr[ETHER_ADDR_LEN];
   2587   1.25   thorpej 	u_int32_t hash, hashsize;
   2588  1.127   mycroft 	int cnt, nexttx;
   2589    1.1   thorpej 
   2590    1.5   thorpej 	DPRINTF(sc, ("%s: tlp_filter_setup: sc_flags 0x%08x\n",
   2591    1.1   thorpej 	    sc->sc_dev.dv_xname, sc->sc_flags));
   2592    1.1   thorpej 
   2593  1.151    dyoung 	memcpy(enaddr, CLLADDR(ifp->if_sadl), ETHER_ADDR_LEN);
   2594    1.1   thorpej 
   2595    1.1   thorpej 	/*
   2596    1.1   thorpej 	 * If there are transmissions pending, wait until they have
   2597    1.1   thorpej 	 * completed.
   2598    1.1   thorpej 	 */
   2599  1.115     lukem 	if (! SIMPLEQ_EMPTY(&sc->sc_txdirtyq) ||
   2600    1.4   thorpej 	    (sc->sc_flags & TULIPF_DOING_SETUP) != 0) {
   2601    1.1   thorpej 		sc->sc_flags |= TULIPF_WANT_SETUP;
   2602    1.5   thorpej 		DPRINTF(sc, ("%s: tlp_filter_setup: deferring\n",
   2603    1.1   thorpej 		    sc->sc_dev.dv_xname));
   2604    1.1   thorpej 		return;
   2605    1.1   thorpej 	}
   2606    1.1   thorpej 	sc->sc_flags &= ~TULIPF_WANT_SETUP;
   2607    1.1   thorpej 
   2608   1.25   thorpej 	switch (sc->sc_chip) {
   2609   1.25   thorpej 	case TULIP_CHIP_82C115:
   2610   1.25   thorpej 		hashsize = TULIP_PNICII_HASHSIZE;
   2611   1.25   thorpej 		break;
   2612   1.25   thorpej 
   2613   1.25   thorpej 	default:
   2614   1.25   thorpej 		hashsize = TULIP_MCHASHSIZE;
   2615   1.25   thorpej 	}
   2616   1.25   thorpej 
   2617    1.1   thorpej 	/*
   2618    1.1   thorpej 	 * If we're running, idle the transmit and receive engines.  If
   2619    1.1   thorpej 	 * we're NOT running, we're being called from tlp_init(), and our
   2620    1.1   thorpej 	 * writing OPMODE will start the transmit and receive processes
   2621    1.1   thorpej 	 * in motion.
   2622    1.1   thorpej 	 */
   2623   1.70   thorpej 	if (ifp->if_flags & IFF_RUNNING)
   2624   1.70   thorpej 		tlp_idle(sc, OPMODE_ST|OPMODE_SR);
   2625    1.1   thorpej 
   2626    1.1   thorpej 	sc->sc_opmode &= ~(OPMODE_PR|OPMODE_PM);
   2627    1.1   thorpej 
   2628    1.1   thorpej 	if (ifp->if_flags & IFF_PROMISC) {
   2629    1.1   thorpej 		sc->sc_opmode |= OPMODE_PR;
   2630    1.1   thorpej 		goto allmulti;
   2631    1.1   thorpej 	}
   2632    1.1   thorpej 
   2633    1.1   thorpej 	/*
   2634    1.1   thorpej 	 * Try Perfect filtering first.
   2635    1.1   thorpej 	 */
   2636    1.1   thorpej 
   2637    1.1   thorpej 	sc->sc_filtmode = TDCTL_Tx_FT_PERFECT;
   2638    1.1   thorpej 	sp = TULIP_CDSP(sc);
   2639    1.1   thorpej 	memset(TULIP_CDSP(sc), 0, TULIP_SETUP_PACKET_LEN);
   2640    1.1   thorpej 	cnt = 0;
   2641    1.1   thorpej 	ETHER_FIRST_MULTI(step, ec, enm);
   2642    1.1   thorpej 	while (enm != NULL) {
   2643   1.94   thorpej 		if (memcmp(enm->enm_addrlo, enm->enm_addrhi, ETHER_ADDR_LEN)) {
   2644    1.1   thorpej 			/*
   2645    1.1   thorpej 			 * We must listen to a range of multicast addresses.
   2646    1.1   thorpej 			 * For now, just accept all multicasts, rather than
   2647    1.1   thorpej 			 * trying to set only those filter bits needed to match
   2648    1.1   thorpej 			 * the range.  (At this time, the only use of address
   2649    1.1   thorpej 			 * ranges is for IP multicast routing, for which the
   2650    1.1   thorpej 			 * range is big enough to require all bits set.)
   2651    1.1   thorpej 			 */
   2652    1.1   thorpej 			goto allmulti;
   2653    1.1   thorpej 		}
   2654    1.1   thorpej 		if (cnt == (TULIP_MAXADDRS - 2)) {
   2655    1.1   thorpej 			/*
   2656    1.1   thorpej 			 * We already have our multicast limit (still need
   2657    1.1   thorpej 			 * our station address and broadcast).  Go to
   2658    1.1   thorpej 			 * Hash-Perfect mode.
   2659    1.1   thorpej 			 */
   2660    1.1   thorpej 			goto hashperfect;
   2661    1.1   thorpej 		}
   2662   1.51     enami 		cnt++;
   2663   1.35   thorpej 		*sp++ = TULIP_SP_FIELD(enm->enm_addrlo, 0);
   2664   1.35   thorpej 		*sp++ = TULIP_SP_FIELD(enm->enm_addrlo, 1);
   2665   1.35   thorpej 		*sp++ = TULIP_SP_FIELD(enm->enm_addrlo, 2);
   2666    1.1   thorpej 		ETHER_NEXT_MULTI(step, enm);
   2667    1.1   thorpej 	}
   2668  1.135     perry 
   2669    1.1   thorpej 	if (ifp->if_flags & IFF_BROADCAST) {
   2670    1.1   thorpej 		/* ...and the broadcast address. */
   2671    1.1   thorpej 		cnt++;
   2672   1.35   thorpej 		*sp++ = TULIP_SP_FIELD_C(0xffff);
   2673   1.35   thorpej 		*sp++ = TULIP_SP_FIELD_C(0xffff);
   2674   1.35   thorpej 		*sp++ = TULIP_SP_FIELD_C(0xffff);
   2675    1.1   thorpej 	}
   2676    1.1   thorpej 
   2677    1.1   thorpej 	/* Pad the rest with our station address. */
   2678    1.1   thorpej 	for (; cnt < TULIP_MAXADDRS; cnt++) {
   2679   1.35   thorpej 		*sp++ = TULIP_SP_FIELD(enaddr, 0);
   2680   1.35   thorpej 		*sp++ = TULIP_SP_FIELD(enaddr, 1);
   2681   1.35   thorpej 		*sp++ = TULIP_SP_FIELD(enaddr, 2);
   2682    1.1   thorpej 	}
   2683    1.1   thorpej 	ifp->if_flags &= ~IFF_ALLMULTI;
   2684    1.1   thorpej 	goto setit;
   2685    1.1   thorpej 
   2686    1.1   thorpej  hashperfect:
   2687    1.1   thorpej 	/*
   2688    1.1   thorpej 	 * Try Hash-Perfect mode.
   2689    1.1   thorpej 	 */
   2690    1.1   thorpej 
   2691    1.1   thorpej 	/*
   2692    1.1   thorpej 	 * Some 21140 chips have broken Hash-Perfect modes.  On these
   2693    1.1   thorpej 	 * chips, we simply use Hash-Only mode, and put our station
   2694    1.1   thorpej 	 * address into the filter.
   2695    1.1   thorpej 	 */
   2696    1.1   thorpej 	if (sc->sc_chip == TULIP_CHIP_21140)
   2697    1.1   thorpej 		sc->sc_filtmode = TDCTL_Tx_FT_HASHONLY;
   2698    1.1   thorpej 	else
   2699    1.1   thorpej 		sc->sc_filtmode = TDCTL_Tx_FT_HASH;
   2700    1.1   thorpej 	sp = TULIP_CDSP(sc);
   2701    1.1   thorpej 	memset(TULIP_CDSP(sc), 0, TULIP_SETUP_PACKET_LEN);
   2702    1.1   thorpej 	ETHER_FIRST_MULTI(step, ec, enm);
   2703    1.1   thorpej 	while (enm != NULL) {
   2704   1.94   thorpej 		if (memcmp(enm->enm_addrlo, enm->enm_addrhi, ETHER_ADDR_LEN)) {
   2705    1.1   thorpej 			/*
   2706    1.1   thorpej 			 * We must listen to a range of multicast addresses.
   2707    1.1   thorpej 			 * For now, just accept all multicasts, rather than
   2708    1.1   thorpej 			 * trying to set only those filter bits needed to match
   2709    1.1   thorpej 			 * the range.  (At this time, the only use of address
   2710    1.1   thorpej 			 * ranges is for IP multicast routing, for which the
   2711    1.1   thorpej 			 * range is big enough to require all bits set.)
   2712    1.1   thorpej 			 */
   2713    1.1   thorpej 			goto allmulti;
   2714    1.1   thorpej 		}
   2715   1.25   thorpej 		hash = tlp_mchash(enm->enm_addrlo, hashsize);
   2716   1.35   thorpej 		sp[hash >> 4] |= htole32(1 << (hash & 0xf));
   2717    1.1   thorpej 		ETHER_NEXT_MULTI(step, enm);
   2718    1.1   thorpej 	}
   2719    1.1   thorpej 
   2720    1.1   thorpej 	if (ifp->if_flags & IFF_BROADCAST) {
   2721    1.1   thorpej 		/* ...and the broadcast address. */
   2722   1.25   thorpej 		hash = tlp_mchash(etherbroadcastaddr, hashsize);
   2723   1.35   thorpej 		sp[hash >> 4] |= htole32(1 << (hash & 0xf));
   2724    1.1   thorpej 	}
   2725    1.1   thorpej 
   2726    1.1   thorpej 	if (sc->sc_filtmode == TDCTL_Tx_FT_HASHONLY) {
   2727    1.1   thorpej 		/* ...and our station address. */
   2728   1.25   thorpej 		hash = tlp_mchash(enaddr, hashsize);
   2729   1.35   thorpej 		sp[hash >> 4] |= htole32(1 << (hash & 0xf));
   2730    1.1   thorpej 	} else {
   2731    1.1   thorpej 		/*
   2732    1.1   thorpej 		 * Hash-Perfect mode; put our station address after
   2733    1.1   thorpej 		 * the hash table.
   2734    1.1   thorpej 		 */
   2735   1.35   thorpej 		sp[39] = TULIP_SP_FIELD(enaddr, 0);
   2736   1.35   thorpej 		sp[40] = TULIP_SP_FIELD(enaddr, 1);
   2737   1.35   thorpej 		sp[41] = TULIP_SP_FIELD(enaddr, 2);
   2738    1.1   thorpej 	}
   2739    1.1   thorpej 	ifp->if_flags &= ~IFF_ALLMULTI;
   2740    1.1   thorpej 	goto setit;
   2741    1.1   thorpej 
   2742    1.1   thorpej  allmulti:
   2743    1.1   thorpej 	/*
   2744    1.1   thorpej 	 * Use Perfect filter mode.  First address is the broadcast address,
   2745    1.1   thorpej 	 * and pad the rest with our station address.  We'll set Pass-all-
   2746    1.1   thorpej 	 * multicast in OPMODE below.
   2747    1.1   thorpej 	 */
   2748    1.1   thorpej 	sc->sc_filtmode = TDCTL_Tx_FT_PERFECT;
   2749    1.1   thorpej 	sp = TULIP_CDSP(sc);
   2750    1.1   thorpej 	memset(TULIP_CDSP(sc), 0, TULIP_SETUP_PACKET_LEN);
   2751    1.1   thorpej 	cnt = 0;
   2752    1.1   thorpej 	if (ifp->if_flags & IFF_BROADCAST) {
   2753    1.1   thorpej 		cnt++;
   2754   1.35   thorpej 		*sp++ = TULIP_SP_FIELD_C(0xffff);
   2755   1.35   thorpej 		*sp++ = TULIP_SP_FIELD_C(0xffff);
   2756   1.35   thorpej 		*sp++ = TULIP_SP_FIELD_C(0xffff);
   2757    1.1   thorpej 	}
   2758    1.1   thorpej 	for (; cnt < TULIP_MAXADDRS; cnt++) {
   2759   1.35   thorpej 		*sp++ = TULIP_SP_FIELD(enaddr, 0);
   2760   1.35   thorpej 		*sp++ = TULIP_SP_FIELD(enaddr, 1);
   2761   1.35   thorpej 		*sp++ = TULIP_SP_FIELD(enaddr, 2);
   2762    1.1   thorpej 	}
   2763    1.1   thorpej 	ifp->if_flags |= IFF_ALLMULTI;
   2764    1.1   thorpej 
   2765    1.1   thorpej  setit:
   2766    1.1   thorpej 	if (ifp->if_flags & IFF_ALLMULTI)
   2767    1.1   thorpej 		sc->sc_opmode |= OPMODE_PM;
   2768    1.1   thorpej 
   2769    1.1   thorpej 	/* Sync the setup packet buffer. */
   2770    1.1   thorpej 	TULIP_CDSPSYNC(sc, BUS_DMASYNC_PREWRITE);
   2771    1.1   thorpej 
   2772    1.1   thorpej 	/*
   2773    1.1   thorpej 	 * Fill in the setup packet descriptor.
   2774    1.1   thorpej 	 */
   2775   1.40   thorpej 	txs = SIMPLEQ_FIRST(&sc->sc_txfreeq);
   2776   1.40   thorpej 
   2777   1.40   thorpej 	txs->txs_firstdesc = sc->sc_txnext;
   2778   1.40   thorpej 	txs->txs_lastdesc = sc->sc_txnext;
   2779   1.40   thorpej 	txs->txs_ndescs = 1;
   2780   1.40   thorpej 	txs->txs_mbuf = NULL;
   2781   1.40   thorpej 
   2782  1.127   mycroft 	nexttx = sc->sc_txnext;
   2783  1.127   mycroft 	sc->sc_txdescs[nexttx].td_status = 0;
   2784  1.127   mycroft 	sc->sc_txdescs[nexttx].td_bufaddr1 = htole32(TULIP_CDSPADDR(sc));
   2785  1.127   mycroft 	sc->sc_txdescs[nexttx].td_ctl =
   2786   1.35   thorpej 	    htole32((TULIP_SETUP_PACKET_LEN << TDCTL_SIZE1_SHIFT) |
   2787   1.67   thorpej 	    sc->sc_filtmode | TDCTL_Tx_SET | sc->sc_setup_fsls |
   2788   1.67   thorpej 	    TDCTL_Tx_IC | sc->sc_tdctl_ch |
   2789  1.127   mycroft 	    (nexttx == (TULIP_NTXDESC - 1) ? sc->sc_tdctl_er : 0));
   2790  1.127   mycroft 	TULIP_CDTXSYNC(sc, nexttx, 1,
   2791  1.127   mycroft 	    BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);
   2792  1.127   mycroft 
   2793  1.127   mycroft #ifdef TLP_DEBUG
   2794  1.127   mycroft 	if (ifp->if_flags & IFF_DEBUG) {
   2795  1.127   mycroft 		printf("     filter_setup %p transmit chain:\n", txs);
   2796  1.127   mycroft 		printf("     descriptor %d:\n", nexttx);
   2797  1.127   mycroft 		printf("       td_status:   0x%08x\n",
   2798  1.127   mycroft 		    le32toh(sc->sc_txdescs[nexttx].td_status));
   2799  1.127   mycroft 		printf("       td_ctl:      0x%08x\n",
   2800  1.127   mycroft 		    le32toh(sc->sc_txdescs[nexttx].td_ctl));
   2801  1.127   mycroft 		printf("       td_bufaddr1: 0x%08x\n",
   2802  1.127   mycroft 		    le32toh(sc->sc_txdescs[nexttx].td_bufaddr1));
   2803  1.127   mycroft 		printf("       td_bufaddr2: 0x%08x\n",
   2804  1.127   mycroft 		    le32toh(sc->sc_txdescs[nexttx].td_bufaddr2));
   2805  1.127   mycroft 	}
   2806  1.127   mycroft #endif
   2807  1.127   mycroft 
   2808  1.127   mycroft 	sc->sc_txdescs[nexttx].td_status = htole32(TDSTAT_OWN);
   2809  1.127   mycroft 	TULIP_CDTXSYNC(sc, nexttx, 1,
   2810   1.40   thorpej 	    BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);
   2811   1.40   thorpej 
   2812   1.40   thorpej 	/* Advance the tx pointer. */
   2813   1.40   thorpej 	sc->sc_txfree -= 1;
   2814  1.127   mycroft 	sc->sc_txnext = TULIP_NEXTTX(nexttx);
   2815    1.1   thorpej 
   2816  1.115     lukem 	SIMPLEQ_REMOVE_HEAD(&sc->sc_txfreeq, txs_q);
   2817   1.40   thorpej 	SIMPLEQ_INSERT_TAIL(&sc->sc_txdirtyq, txs, txs_q);
   2818    1.1   thorpej 
   2819    1.1   thorpej 	/*
   2820    1.1   thorpej 	 * Set the OPMODE register.  This will also resume the
   2821  1.136       wiz 	 * transmit process we idled above.
   2822    1.1   thorpej 	 */
   2823    1.1   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   2824    1.1   thorpej 
   2825    1.4   thorpej 	sc->sc_flags |= TULIPF_DOING_SETUP;
   2826    1.4   thorpej 
   2827    1.1   thorpej 	/*
   2828    1.1   thorpej 	 * Kick the transmitter; this will cause the Tulip to
   2829    1.1   thorpej 	 * read the setup descriptor.
   2830    1.1   thorpej 	 */
   2831    1.1   thorpej 	/* XXX USE AUTOPOLLING? */
   2832    1.1   thorpej 	TULIP_WRITE(sc, CSR_TXPOLL, TXPOLL_TPD);
   2833    1.1   thorpej 
   2834    1.4   thorpej 	/* Set up a watchdog timer in case the chip flakes out. */
   2835    1.4   thorpej 	ifp->if_timer = 5;
   2836    1.4   thorpej 
   2837    1.5   thorpej 	DPRINTF(sc, ("%s: tlp_filter_setup: returning\n", sc->sc_dev.dv_xname));
   2838    1.1   thorpej }
   2839    1.1   thorpej 
   2840    1.1   thorpej /*
   2841    1.1   thorpej  * tlp_winb_filter_setup:
   2842    1.1   thorpej  *
   2843    1.1   thorpej  *	Set the Winbond 89C840F's receive filter.
   2844    1.1   thorpej  */
   2845  1.138   thorpej static void
   2846  1.138   thorpej tlp_winb_filter_setup(struct tulip_softc *sc)
   2847    1.1   thorpej {
   2848    1.1   thorpej 	struct ethercom *ec = &sc->sc_ethercom;
   2849    1.1   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   2850    1.1   thorpej 	struct ether_multi *enm;
   2851    1.1   thorpej 	struct ether_multistep step;
   2852    1.1   thorpej 	u_int32_t hash, mchash[2];
   2853    1.1   thorpej 
   2854    1.5   thorpej 	DPRINTF(sc, ("%s: tlp_winb_filter_setup: sc_flags 0x%08x\n",
   2855    1.1   thorpej 	    sc->sc_dev.dv_xname, sc->sc_flags));
   2856    1.1   thorpej 
   2857    1.5   thorpej 	sc->sc_opmode &= ~(OPMODE_WINB_APP|OPMODE_WINB_AMP|OPMODE_WINB_ABP);
   2858    1.5   thorpej 
   2859    1.5   thorpej 	if (ifp->if_flags & IFF_MULTICAST)
   2860    1.5   thorpej 		sc->sc_opmode |= OPMODE_WINB_AMP;
   2861    1.5   thorpej 
   2862    1.5   thorpej 	if (ifp->if_flags & IFF_BROADCAST)
   2863    1.5   thorpej 		sc->sc_opmode |= OPMODE_WINB_ABP;
   2864    1.1   thorpej 
   2865    1.1   thorpej 	if (ifp->if_flags & IFF_PROMISC) {
   2866    1.5   thorpej 		sc->sc_opmode |= OPMODE_WINB_APP;
   2867    1.1   thorpej 		goto allmulti;
   2868    1.1   thorpej 	}
   2869    1.1   thorpej 
   2870    1.1   thorpej 	mchash[0] = mchash[1] = 0;
   2871    1.1   thorpej 
   2872    1.1   thorpej 	ETHER_FIRST_MULTI(step, ec, enm);
   2873    1.1   thorpej 	while (enm != NULL) {
   2874   1.94   thorpej 		if (memcmp(enm->enm_addrlo, enm->enm_addrhi, ETHER_ADDR_LEN)) {
   2875    1.1   thorpej 			/*
   2876    1.1   thorpej 			 * We must listen to a range of multicast addresses.
   2877    1.1   thorpej 			 * For now, just accept all multicasts, rather than
   2878    1.1   thorpej 			 * trying to set only those filter bits needed to match
   2879    1.1   thorpej 			 * the range.  (At this time, the only use of address
   2880    1.1   thorpej 			 * ranges is for IP multicast routing, for which the
   2881    1.1   thorpej 			 * range is big enough to require all bits set.)
   2882    1.1   thorpej 			 */
   2883    1.1   thorpej 			goto allmulti;
   2884    1.1   thorpej 		}
   2885    1.1   thorpej 
   2886    1.1   thorpej 		/*
   2887    1.1   thorpej 		 * According to the FreeBSD `wb' driver, yes, you
   2888    1.1   thorpej 		 * really do invert the hash.
   2889    1.1   thorpej 		 */
   2890   1.62   thorpej 		hash =
   2891   1.62   thorpej 		    (~(ether_crc32_le(enm->enm_addrlo, ETHER_ADDR_LEN) >> 26))
   2892    1.1   thorpej 		    & 0x3f;
   2893    1.1   thorpej 		mchash[hash >> 5] |= 1 << (hash & 0x1f);
   2894    1.1   thorpej 		ETHER_NEXT_MULTI(step, enm);
   2895    1.1   thorpej 	}
   2896    1.1   thorpej 	ifp->if_flags &= ~IFF_ALLMULTI;
   2897    1.1   thorpej 	goto setit;
   2898    1.1   thorpej 
   2899    1.1   thorpej  allmulti:
   2900    1.1   thorpej 	ifp->if_flags |= IFF_ALLMULTI;
   2901    1.1   thorpej 	mchash[0] = mchash[1] = 0xffffffff;
   2902    1.1   thorpej 
   2903    1.1   thorpej  setit:
   2904    1.5   thorpej 	TULIP_WRITE(sc, CSR_WINB_CMA0, mchash[0]);
   2905    1.5   thorpej 	TULIP_WRITE(sc, CSR_WINB_CMA1, mchash[1]);
   2906    1.1   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   2907    1.5   thorpej 	DPRINTF(sc, ("%s: tlp_winb_filter_setup: returning\n",
   2908    1.1   thorpej 	    sc->sc_dev.dv_xname));
   2909    1.1   thorpej }
   2910    1.1   thorpej 
   2911    1.1   thorpej /*
   2912   1.21   thorpej  * tlp_al981_filter_setup:
   2913   1.21   thorpej  *
   2914   1.21   thorpej  *	Set the ADMtek AL981's receive filter.
   2915   1.21   thorpej  */
   2916  1.138   thorpej static void
   2917  1.138   thorpej tlp_al981_filter_setup(struct tulip_softc *sc)
   2918   1.21   thorpej {
   2919   1.21   thorpej 	struct ethercom *ec = &sc->sc_ethercom;
   2920  1.135     perry 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   2921   1.21   thorpej 	struct ether_multi *enm;
   2922   1.21   thorpej 	struct ether_multistep step;
   2923   1.21   thorpej 	u_int32_t hash, mchash[2];
   2924   1.21   thorpej 
   2925   1.87   thorpej 	/*
   2926   1.87   thorpej 	 * If the chip is running, we need to reset the interface,
   2927   1.87   thorpej 	 * and will revisit here (with IFF_RUNNING) clear.  The
   2928   1.87   thorpej 	 * chip seems to really not like to have its multicast
   2929   1.87   thorpej 	 * filter programmed without a reset.
   2930   1.87   thorpej 	 */
   2931   1.87   thorpej 	if (ifp->if_flags & IFF_RUNNING) {
   2932   1.87   thorpej 		(void) tlp_init(ifp);
   2933   1.87   thorpej 		return;
   2934   1.87   thorpej 	}
   2935   1.87   thorpej 
   2936   1.21   thorpej 	DPRINTF(sc, ("%s: tlp_al981_filter_setup: sc_flags 0x%08x\n",
   2937   1.21   thorpej 	    sc->sc_dev.dv_xname, sc->sc_flags));
   2938   1.21   thorpej 
   2939   1.21   thorpej 	sc->sc_opmode &= ~(OPMODE_PR|OPMODE_PM);
   2940   1.21   thorpej 
   2941   1.21   thorpej 	if (ifp->if_flags & IFF_PROMISC) {
   2942   1.21   thorpej 		sc->sc_opmode |= OPMODE_PR;
   2943   1.21   thorpej 		goto allmulti;
   2944   1.21   thorpej 	}
   2945   1.21   thorpej 
   2946   1.21   thorpej 	mchash[0] = mchash[1] = 0;
   2947   1.21   thorpej 
   2948   1.21   thorpej 	ETHER_FIRST_MULTI(step, ec, enm);
   2949   1.21   thorpej 	while (enm != NULL) {
   2950   1.94   thorpej 		if (memcmp(enm->enm_addrlo, enm->enm_addrhi, ETHER_ADDR_LEN)) {
   2951   1.21   thorpej 			/*
   2952   1.21   thorpej 			 * We must listen to a range of multicast addresses.
   2953   1.21   thorpej 			 * For now, just accept all multicasts, rather than
   2954   1.21   thorpej 			 * trying to set only those filter bits needed to match
   2955   1.21   thorpej 			 * the range.  (At this time, the only use of address
   2956   1.21   thorpej 			 * ranges is for IP multicast routing, for which the
   2957   1.21   thorpej 			 * range is big enough to require all bits set.)
   2958   1.21   thorpej 			 */
   2959   1.21   thorpej 			goto allmulti;
   2960   1.21   thorpej 		}
   2961   1.21   thorpej 
   2962  1.102      yamt 		hash = ether_crc32_le(enm->enm_addrlo, ETHER_ADDR_LEN) & 0x3f;
   2963   1.21   thorpej 		mchash[hash >> 5] |= 1 << (hash & 0x1f);
   2964   1.21   thorpej 		ETHER_NEXT_MULTI(step, enm);
   2965   1.21   thorpej 	}
   2966   1.21   thorpej 	ifp->if_flags &= ~IFF_ALLMULTI;
   2967   1.21   thorpej 	goto setit;
   2968   1.21   thorpej 
   2969   1.21   thorpej  allmulti:
   2970   1.21   thorpej 	ifp->if_flags |= IFF_ALLMULTI;
   2971   1.21   thorpej 	mchash[0] = mchash[1] = 0xffffffff;
   2972   1.21   thorpej 
   2973   1.21   thorpej  setit:
   2974   1.88   thorpej 	bus_space_write_4(sc->sc_st, sc->sc_sh, CSR_ADM_MAR0, mchash[0]);
   2975   1.88   thorpej 	bus_space_write_4(sc->sc_st, sc->sc_sh, CSR_ADM_MAR1, mchash[1]);
   2976   1.21   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   2977   1.21   thorpej 	DPRINTF(sc, ("%s: tlp_al981_filter_setup: returning\n",
   2978   1.21   thorpej 	    sc->sc_dev.dv_xname));
   2979   1.21   thorpej }
   2980   1.21   thorpej 
   2981   1.21   thorpej /*
   2982  1.137    rpaulo  * tlp_asix_filter_setup:
   2983  1.145     blymn  *
   2984  1.137    rpaulo  * 	Set the ASIX AX8814x recieve filter.
   2985  1.137    rpaulo  */
   2986  1.138   thorpej static void
   2987  1.138   thorpej tlp_asix_filter_setup(struct tulip_softc *sc)
   2988  1.137    rpaulo {
   2989  1.137    rpaulo 	struct ethercom *ec = &sc->sc_ethercom;
   2990  1.137    rpaulo 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   2991  1.137    rpaulo 	struct ether_multi *enm;
   2992  1.137    rpaulo 	struct ether_multistep step;
   2993  1.137    rpaulo 	u_int32_t hash, mchash[2];
   2994  1.137    rpaulo 
   2995  1.137    rpaulo 	DPRINTF(sc, ("%s: tlp_asix_filter_setup: sc_flags 0x%08x\n",
   2996  1.137    rpaulo 		sc->sc_dev.dv_xname, sc->sc_flags));
   2997  1.137    rpaulo 
   2998  1.137    rpaulo 	sc->sc_opmode &= ~(OPMODE_PM|OPMODE_AX_RB|OPMODE_PR);
   2999  1.137    rpaulo 
   3000  1.137    rpaulo 	if (ifp->if_flags & IFF_MULTICAST)
   3001  1.137    rpaulo 		sc->sc_opmode |= OPMODE_PM;
   3002  1.137    rpaulo 
   3003  1.137    rpaulo 	if (ifp->if_flags & IFF_BROADCAST)
   3004  1.137    rpaulo 		sc->sc_opmode |= OPMODE_AX_RB;
   3005  1.137    rpaulo 
   3006  1.137    rpaulo 	if (ifp->if_flags & IFF_PROMISC) {
   3007  1.137    rpaulo 		sc->sc_opmode |= OPMODE_PR;
   3008  1.137    rpaulo 		goto allmulti;
   3009  1.137    rpaulo 	}
   3010  1.137    rpaulo 
   3011  1.137    rpaulo 	mchash[0] = mchash[1] = 0;
   3012  1.137    rpaulo 
   3013  1.137    rpaulo 	ETHER_FIRST_MULTI(step, ec, enm);
   3014  1.137    rpaulo 	while (enm != NULL) {
   3015  1.137    rpaulo 		if (memcmp(enm->enm_addrlo, enm->enm_addrhi, ETHER_ADDR_LEN)) {
   3016  1.137    rpaulo 			/*
   3017  1.137    rpaulo 			 * We must listen to a range of multicast addresses.
   3018  1.137    rpaulo 			 * For now, just accept all multicasts, rather than
   3019  1.137    rpaulo 			 * trying to set only those filter bits needed to match
   3020  1.137    rpaulo 			 * the range.  (At this time, the only use of address
   3021  1.137    rpaulo 			 * ranges is for IP multicast routing, for which the
   3022  1.137    rpaulo 			 * range is big enough to require all bits set.)
   3023  1.137    rpaulo 			 */
   3024  1.137    rpaulo 			goto allmulti;
   3025  1.137    rpaulo 		}
   3026  1.145     blymn 		hash = (ether_crc32_be(enm->enm_addrlo, ETHER_ADDR_LEN) >> 26)
   3027  1.137    rpaulo 		       & 0x3f;
   3028  1.137    rpaulo 		if (hash < 32)
   3029  1.137    rpaulo 			mchash[0] |= (1 << hash);
   3030  1.137    rpaulo 		else
   3031  1.137    rpaulo 			mchash[1] |= (1 << (hash - 32));
   3032  1.137    rpaulo 		ETHER_NEXT_MULTI(step, enm);
   3033  1.137    rpaulo 	}
   3034  1.137    rpaulo 	ifp->if_flags &= ~IFF_ALLMULTI;
   3035  1.137    rpaulo 	goto setit;
   3036  1.137    rpaulo 
   3037  1.137    rpaulo allmulti:
   3038  1.137    rpaulo 	ifp->if_flags |= IFF_ALLMULTI;
   3039  1.137    rpaulo 	mchash[0] = mchash[1] = 0xffffffff;
   3040  1.137    rpaulo 
   3041  1.137    rpaulo setit:
   3042  1.137    rpaulo 	TULIP_WRITE(sc, CSR_AX_FILTIDX, AX_FILTIDX_MAR0);
   3043  1.137    rpaulo 	TULIP_WRITE(sc, CSR_AX_FILTDATA, mchash[0]);
   3044  1.137    rpaulo 	TULIP_WRITE(sc, CSR_AX_FILTIDX, AX_FILTIDX_MAR1);
   3045  1.137    rpaulo 	TULIP_WRITE(sc, CSR_AX_FILTDATA, mchash[1]);
   3046  1.137    rpaulo 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   3047  1.137    rpaulo 	DPRINTF(sc, ("%s: tlp_asix_filter_setup: returning\n",
   3048  1.137    rpaulo 		sc->sc_dev.dv_xname));
   3049  1.137    rpaulo }
   3050  1.137    rpaulo 
   3051  1.137    rpaulo 
   3052  1.137    rpaulo /*
   3053    1.1   thorpej  * tlp_idle:
   3054    1.1   thorpej  *
   3055    1.1   thorpej  *	Cause the transmit and/or receive processes to go idle.
   3056    1.1   thorpej  */
   3057  1.139        he void
   3058  1.138   thorpej tlp_idle(struct tulip_softc *sc, u_int32_t bits)
   3059    1.1   thorpej {
   3060   1.90  jdolecek 	static const char * const tlp_tx_state_names[] = {
   3061    1.1   thorpej 		"STOPPED",
   3062    1.1   thorpej 		"RUNNING - FETCH",
   3063    1.1   thorpej 		"RUNNING - WAIT",
   3064    1.1   thorpej 		"RUNNING - READING",
   3065    1.1   thorpej 		"-- RESERVED --",
   3066    1.1   thorpej 		"RUNNING - SETUP",
   3067    1.1   thorpej 		"SUSPENDED",
   3068    1.1   thorpej 		"RUNNING - CLOSE",
   3069    1.1   thorpej 	};
   3070   1.90  jdolecek 	static const char * const tlp_rx_state_names[] = {
   3071    1.1   thorpej 		"STOPPED",
   3072    1.1   thorpej 		"RUNNING - FETCH",
   3073    1.1   thorpej 		"RUNNING - CHECK",
   3074    1.1   thorpej 		"RUNNING - WAIT",
   3075    1.1   thorpej 		"SUSPENDED",
   3076    1.1   thorpej 		"RUNNING - CLOSE",
   3077    1.1   thorpej 		"RUNNING - FLUSH",
   3078    1.1   thorpej 		"RUNNING - QUEUE",
   3079    1.1   thorpej 	};
   3080   1.90  jdolecek 	static const char * const dm9102_tx_state_names[] = {
   3081   1.68   thorpej 		"STOPPED",
   3082   1.68   thorpej 		"RUNNING - FETCH",
   3083   1.68   thorpej 		"RUNNING - SETUP",
   3084   1.68   thorpej 		"RUNNING - READING",
   3085   1.68   thorpej 		"RUNNING - CLOSE - CLEAR OWNER",
   3086   1.68   thorpej 		"RUNNING - WAIT",
   3087   1.68   thorpej 		"RUNNING - CLOSE - WRITE STATUS",
   3088   1.68   thorpej 		"SUSPENDED",
   3089   1.68   thorpej 	};
   3090   1.90  jdolecek 	static const char * const dm9102_rx_state_names[] = {
   3091   1.68   thorpej 		"STOPPED",
   3092   1.68   thorpej 		"RUNNING - FETCH",
   3093   1.68   thorpej 		"RUNNING - WAIT",
   3094   1.68   thorpej 		"RUNNING - QUEUE",
   3095   1.68   thorpej 		"RUNNING - CLOSE - CLEAR OWNER",
   3096   1.68   thorpej 		"RUNNING - CLOSE - WRITE STATUS",
   3097   1.68   thorpej 		"SUSPENDED",
   3098   1.68   thorpej 		"RUNNING - FLUSH",
   3099   1.68   thorpej 	};
   3100   1.68   thorpej 
   3101   1.90  jdolecek 	const char * const *tx_state_names, * const *rx_state_names;
   3102    1.1   thorpej 	u_int32_t csr, ackmask = 0;
   3103    1.1   thorpej 	int i;
   3104    1.1   thorpej 
   3105   1.68   thorpej 	switch (sc->sc_chip) {
   3106   1.68   thorpej 	case TULIP_CHIP_DM9102:
   3107   1.68   thorpej 	case TULIP_CHIP_DM9102A:
   3108   1.68   thorpej 		tx_state_names = dm9102_tx_state_names;
   3109   1.68   thorpej 		rx_state_names = dm9102_rx_state_names;
   3110   1.68   thorpej 		break;
   3111   1.68   thorpej 
   3112   1.68   thorpej 	default:
   3113   1.68   thorpej 		tx_state_names = tlp_tx_state_names;
   3114   1.68   thorpej 		rx_state_names = tlp_rx_state_names;
   3115   1.68   thorpej 		break;
   3116   1.68   thorpej 	}
   3117   1.68   thorpej 
   3118    1.1   thorpej 	if (bits & OPMODE_ST)
   3119    1.1   thorpej 		ackmask |= STATUS_TPS;
   3120    1.1   thorpej 
   3121    1.1   thorpej 	if (bits & OPMODE_SR)
   3122    1.1   thorpej 		ackmask |= STATUS_RPS;
   3123    1.1   thorpej 
   3124    1.1   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode & ~bits);
   3125    1.1   thorpej 
   3126    1.1   thorpej 	for (i = 0; i < 1000; i++) {
   3127    1.1   thorpej 		if (TULIP_ISSET(sc, CSR_STATUS, ackmask) == ackmask)
   3128    1.1   thorpej 			break;
   3129    1.1   thorpej 		delay(10);
   3130    1.1   thorpej 	}
   3131    1.1   thorpej 
   3132    1.1   thorpej 	csr = TULIP_READ(sc, CSR_STATUS);
   3133    1.1   thorpej 	if ((csr & ackmask) != ackmask) {
   3134    1.1   thorpej 		if ((bits & OPMODE_ST) != 0 && (csr & STATUS_TPS) == 0 &&
   3135   1.89   thorpej 		    (csr & STATUS_TS) != STATUS_TS_STOPPED) {
   3136  1.137    rpaulo 			switch (sc->sc_chip) {
   3137  1.137    rpaulo 			case TULIP_CHIP_AX88140:
   3138  1.137    rpaulo 			case TULIP_CHIP_AX88141:
   3139  1.137    rpaulo 				/*
   3140  1.137    rpaulo 				 * Filter the message out on noisy chips.
   3141  1.137    rpaulo 				 */
   3142  1.137    rpaulo 				break;
   3143  1.137    rpaulo 			default:
   3144  1.137    rpaulo 				printf("%s: transmit process failed to idle: "
   3145  1.137    rpaulo 				    "state %s\n", sc->sc_dev.dv_xname,
   3146  1.137    rpaulo 				    tx_state_names[(csr & STATUS_TS) >> 20]);
   3147  1.137    rpaulo 			}
   3148   1.89   thorpej 		}
   3149    1.1   thorpej 		if ((bits & OPMODE_SR) != 0 && (csr & STATUS_RPS) == 0 &&
   3150   1.89   thorpej 		    (csr & STATUS_RS) != STATUS_RS_STOPPED) {
   3151   1.89   thorpej 			switch (sc->sc_chip) {
   3152   1.89   thorpej 			case TULIP_CHIP_AN983:
   3153   1.89   thorpej 			case TULIP_CHIP_AN985:
   3154  1.130    sketch 			case TULIP_CHIP_DM9102A:
   3155  1.143    rpaulo 			case TULIP_CHIP_RS7112:
   3156   1.89   thorpej 				/*
   3157   1.89   thorpej 				 * Filter the message out on noisy chips.
   3158   1.89   thorpej 				 */
   3159   1.89   thorpej 				break;
   3160   1.89   thorpej 			default:
   3161   1.89   thorpej 				printf("%s: receive process failed to idle: "
   3162   1.89   thorpej 				    "state %s\n", sc->sc_dev.dv_xname,
   3163   1.89   thorpej 				    rx_state_names[(csr & STATUS_RS) >> 17]);
   3164   1.89   thorpej 			}
   3165   1.89   thorpej 		}
   3166    1.1   thorpej 	}
   3167    1.1   thorpej 	TULIP_WRITE(sc, CSR_STATUS, ackmask);
   3168    1.1   thorpej }
   3169    1.1   thorpej 
   3170    1.1   thorpej /*****************************************************************************
   3171    1.1   thorpej  * Generic media support functions.
   3172    1.1   thorpej  *****************************************************************************/
   3173    1.1   thorpej 
   3174    1.1   thorpej /*
   3175    1.1   thorpej  * tlp_mediastatus:	[ifmedia interface function]
   3176    1.1   thorpej  *
   3177    1.1   thorpej  *	Query the current media.
   3178    1.1   thorpej  */
   3179    1.1   thorpej void
   3180  1.138   thorpej tlp_mediastatus(struct ifnet *ifp, struct ifmediareq *ifmr)
   3181    1.1   thorpej {
   3182    1.1   thorpej 	struct tulip_softc *sc = ifp->if_softc;
   3183   1.53   thorpej 
   3184   1.53   thorpej 	if (TULIP_IS_ENABLED(sc) == 0) {
   3185   1.53   thorpej 		ifmr->ifm_active = IFM_ETHER | IFM_NONE;
   3186   1.53   thorpej 		ifmr->ifm_status = 0;
   3187   1.53   thorpej 		return;
   3188   1.53   thorpej 	}
   3189    1.1   thorpej 
   3190    1.1   thorpej 	(*sc->sc_mediasw->tmsw_get)(sc, ifmr);
   3191    1.1   thorpej }
   3192    1.1   thorpej 
   3193    1.1   thorpej /*
   3194    1.1   thorpej  * tlp_mediachange:	[ifmedia interface function]
   3195    1.1   thorpej  *
   3196    1.1   thorpej  *	Update the current media.
   3197    1.1   thorpej  */
   3198    1.1   thorpej int
   3199  1.138   thorpej tlp_mediachange(struct ifnet *ifp)
   3200    1.1   thorpej {
   3201    1.1   thorpej 	struct tulip_softc *sc = ifp->if_softc;
   3202    1.1   thorpej 
   3203   1.71    castor 	if ((ifp->if_flags & IFF_UP) == 0)
   3204   1.71    castor 		return (0);
   3205    1.1   thorpej 	return ((*sc->sc_mediasw->tmsw_set)(sc));
   3206    1.1   thorpej }
   3207    1.1   thorpej 
   3208    1.1   thorpej /*****************************************************************************
   3209    1.1   thorpej  * Support functions for MII-attached media.
   3210    1.1   thorpej  *****************************************************************************/
   3211    1.1   thorpej 
   3212    1.1   thorpej /*
   3213    1.1   thorpej  * tlp_mii_tick:
   3214    1.1   thorpej  *
   3215    1.1   thorpej  *	One second timer, used to tick the MII.
   3216    1.1   thorpej  */
   3217  1.138   thorpej static void
   3218  1.138   thorpej tlp_mii_tick(void *arg)
   3219    1.1   thorpej {
   3220    1.1   thorpej 	struct tulip_softc *sc = arg;
   3221    1.1   thorpej 	int s;
   3222    1.1   thorpej 
   3223  1.142   thorpej 	if (!device_is_active(&sc->sc_dev))
   3224   1.42   thorpej 		return;
   3225   1.42   thorpej 
   3226    1.1   thorpej 	s = splnet();
   3227    1.1   thorpej 	mii_tick(&sc->sc_mii);
   3228    1.1   thorpej 	splx(s);
   3229    1.1   thorpej 
   3230   1.56   thorpej 	callout_reset(&sc->sc_tick_callout, hz, sc->sc_tick, sc);
   3231    1.1   thorpej }
   3232    1.1   thorpej 
   3233    1.1   thorpej /*
   3234    1.1   thorpej  * tlp_mii_statchg:	[mii interface function]
   3235    1.1   thorpej  *
   3236    1.1   thorpej  *	Callback from PHY when media changes.
   3237    1.1   thorpej  */
   3238  1.138   thorpej static void
   3239  1.138   thorpej tlp_mii_statchg(struct device *self)
   3240    1.1   thorpej {
   3241    1.1   thorpej 	struct tulip_softc *sc = (struct tulip_softc *)self;
   3242    1.1   thorpej 
   3243    1.1   thorpej 	/* Idle the transmit and receive processes. */
   3244    1.1   thorpej 	tlp_idle(sc, OPMODE_ST|OPMODE_SR);
   3245    1.1   thorpej 
   3246   1.21   thorpej 	sc->sc_opmode &= ~(OPMODE_TTM|OPMODE_FD|OPMODE_HBD);
   3247    1.7   thorpej 
   3248    1.1   thorpej 	if (IFM_SUBTYPE(sc->sc_mii.mii_media_active) == IFM_10_T)
   3249    1.1   thorpej 		sc->sc_opmode |= OPMODE_TTM;
   3250   1.21   thorpej 	else
   3251   1.21   thorpej 		sc->sc_opmode |= OPMODE_HBD;
   3252    1.1   thorpej 
   3253    1.1   thorpej 	if (sc->sc_mii.mii_media_active & IFM_FDX)
   3254   1.21   thorpej 		sc->sc_opmode |= OPMODE_FD|OPMODE_HBD;
   3255    1.1   thorpej 
   3256    1.1   thorpej 	/*
   3257    1.1   thorpej 	 * Write new OPMODE bits.  This also restarts the transmit
   3258    1.1   thorpej 	 * and receive processes.
   3259    1.1   thorpej 	 */
   3260    1.1   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   3261    1.1   thorpej }
   3262    1.1   thorpej 
   3263    1.1   thorpej /*
   3264    1.5   thorpej  * tlp_winb_mii_statchg: [mii interface function]
   3265    1.5   thorpej  *
   3266    1.5   thorpej  *	Callback from PHY when media changes.  This version is
   3267    1.5   thorpej  *	for the Winbond 89C840F, which has different OPMODE bits.
   3268    1.5   thorpej  */
   3269  1.138   thorpej static void
   3270  1.138   thorpej tlp_winb_mii_statchg(struct device *self)
   3271    1.5   thorpej {
   3272    1.5   thorpej 	struct tulip_softc *sc = (struct tulip_softc *)self;
   3273    1.5   thorpej 
   3274    1.5   thorpej 	/* Idle the transmit and receive processes. */
   3275    1.5   thorpej 	tlp_idle(sc, OPMODE_ST|OPMODE_SR);
   3276    1.5   thorpej 
   3277    1.7   thorpej 	sc->sc_opmode &= ~(OPMODE_WINB_FES|OPMODE_FD);
   3278    1.7   thorpej 
   3279    1.5   thorpej 	if (IFM_SUBTYPE(sc->sc_mii.mii_media_active) == IFM_100_TX)
   3280    1.5   thorpej 		sc->sc_opmode |= OPMODE_WINB_FES;
   3281    1.5   thorpej 
   3282    1.5   thorpej 	if (sc->sc_mii.mii_media_active & IFM_FDX)
   3283    1.5   thorpej 		sc->sc_opmode |= OPMODE_FD;
   3284    1.5   thorpej 
   3285    1.5   thorpej 	/*
   3286    1.5   thorpej 	 * Write new OPMODE bits.  This also restarts the transmit
   3287    1.5   thorpej 	 * and receive processes.
   3288    1.5   thorpej 	 */
   3289    1.5   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   3290    1.5   thorpej }
   3291    1.5   thorpej 
   3292    1.5   thorpej /*
   3293   1.68   thorpej  * tlp_dm9102_mii_statchg: [mii interface function]
   3294   1.68   thorpej  *
   3295   1.68   thorpej  *	Callback from PHY when media changes.  This version is
   3296   1.68   thorpej  *	for the DM9102.
   3297   1.68   thorpej  */
   3298  1.138   thorpej static void
   3299  1.138   thorpej tlp_dm9102_mii_statchg(struct device *self)
   3300   1.68   thorpej {
   3301   1.68   thorpej 	struct tulip_softc *sc = (struct tulip_softc *)self;
   3302   1.68   thorpej 
   3303   1.68   thorpej 	/*
   3304   1.68   thorpej 	 * Don't idle the transmit and receive processes, here.  It
   3305   1.68   thorpej 	 * seems to fail, and just causes excess noise.
   3306   1.68   thorpej 	 */
   3307   1.68   thorpej 	sc->sc_opmode &= ~(OPMODE_TTM|OPMODE_FD);
   3308   1.68   thorpej 
   3309   1.68   thorpej 	if (IFM_SUBTYPE(sc->sc_mii.mii_media_active) != IFM_100_TX)
   3310   1.68   thorpej 		sc->sc_opmode |= OPMODE_TTM;
   3311   1.68   thorpej 
   3312   1.68   thorpej 	if (sc->sc_mii.mii_media_active & IFM_FDX)
   3313   1.68   thorpej 		sc->sc_opmode |= OPMODE_FD;
   3314   1.68   thorpej 
   3315   1.68   thorpej 	/*
   3316   1.68   thorpej 	 * Write new OPMODE bits.
   3317   1.68   thorpej 	 */
   3318   1.68   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   3319   1.68   thorpej }
   3320   1.68   thorpej 
   3321   1.68   thorpej /*
   3322    1.1   thorpej  * tlp_mii_getmedia:
   3323    1.1   thorpej  *
   3324    1.1   thorpej  *	Callback from ifmedia to request current media status.
   3325    1.1   thorpej  */
   3326  1.138   thorpej static void
   3327  1.138   thorpej tlp_mii_getmedia(struct tulip_softc *sc, struct ifmediareq *ifmr)
   3328    1.1   thorpej {
   3329    1.1   thorpej 
   3330    1.1   thorpej 	mii_pollstat(&sc->sc_mii);
   3331    1.1   thorpej 	ifmr->ifm_status = sc->sc_mii.mii_media_status;
   3332    1.1   thorpej 	ifmr->ifm_active = sc->sc_mii.mii_media_active;
   3333    1.1   thorpej }
   3334    1.1   thorpej 
   3335    1.1   thorpej /*
   3336    1.1   thorpej  * tlp_mii_setmedia:
   3337    1.1   thorpej  *
   3338    1.1   thorpej  *	Callback from ifmedia to request new media setting.
   3339    1.1   thorpej  */
   3340  1.138   thorpej static int
   3341  1.138   thorpej tlp_mii_setmedia(struct tulip_softc *sc)
   3342    1.1   thorpej {
   3343    1.1   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   3344  1.157    dyoung 	int rc;
   3345    1.1   thorpej 
   3346  1.157    dyoung 	if ((ifp->if_flags & IFF_UP) == 0)
   3347  1.157    dyoung 		return 0;
   3348  1.157    dyoung 	switch (sc->sc_chip) {
   3349  1.157    dyoung 	case TULIP_CHIP_21142:
   3350  1.157    dyoung 	case TULIP_CHIP_21143:
   3351  1.157    dyoung 		/* Disable the internal Nway engine. */
   3352  1.157    dyoung 		TULIP_WRITE(sc, CSR_SIATXRX, 0);
   3353  1.157    dyoung 		break;
   3354   1.58   thorpej 
   3355  1.157    dyoung 	default:
   3356  1.157    dyoung 		/* Nothing. */
   3357  1.157    dyoung 		break;
   3358   1.57   mycroft 	}
   3359  1.157    dyoung 	if ((rc = mii_mediachg(&sc->sc_mii)) == ENXIO)
   3360  1.157    dyoung 		return 0;
   3361  1.157    dyoung 	return rc;
   3362    1.1   thorpej }
   3363    1.1   thorpej 
   3364    1.1   thorpej /*
   3365   1.33   thorpej  * tlp_bitbang_mii_readreg:
   3366    1.1   thorpej  *
   3367   1.33   thorpej  *	Read a PHY register via bit-bang'ing the MII.
   3368    1.1   thorpej  */
   3369  1.138   thorpej static int
   3370  1.138   thorpej tlp_bitbang_mii_readreg(struct device *self, int phy, int reg)
   3371    1.1   thorpej {
   3372   1.33   thorpej 	struct tulip_softc *sc = (void *) self;
   3373    1.1   thorpej 
   3374   1.33   thorpej 	return (mii_bitbang_readreg(self, sc->sc_bitbang_ops, phy, reg));
   3375    1.1   thorpej }
   3376    1.1   thorpej 
   3377    1.1   thorpej /*
   3378   1.33   thorpej  * tlp_bitbang_mii_writereg:
   3379    1.1   thorpej  *
   3380   1.33   thorpej  *	Write a PHY register via bit-bang'ing the MII.
   3381    1.1   thorpej  */
   3382  1.138   thorpej static void
   3383  1.138   thorpej tlp_bitbang_mii_writereg(struct device *self, int phy, int reg, int val)
   3384    1.1   thorpej {
   3385   1.33   thorpej 	struct tulip_softc *sc = (void *) self;
   3386    1.1   thorpej 
   3387   1.33   thorpej 	mii_bitbang_writereg(self, sc->sc_bitbang_ops, phy, reg, val);
   3388    1.1   thorpej }
   3389    1.1   thorpej 
   3390    1.1   thorpej /*
   3391   1.33   thorpej  * tlp_sio_mii_bitbang_read:
   3392    1.1   thorpej  *
   3393   1.33   thorpej  *	Read the MII serial port for the MII bit-bang module.
   3394    1.1   thorpej  */
   3395  1.138   thorpej static u_int32_t
   3396  1.138   thorpej tlp_sio_mii_bitbang_read(struct device *self)
   3397    1.1   thorpej {
   3398    1.1   thorpej 	struct tulip_softc *sc = (void *) self;
   3399    1.1   thorpej 
   3400   1.33   thorpej 	return (TULIP_READ(sc, CSR_MIIROM));
   3401    1.1   thorpej }
   3402    1.1   thorpej 
   3403    1.1   thorpej /*
   3404   1.33   thorpej  * tlp_sio_mii_bitbang_write:
   3405    1.1   thorpej  *
   3406   1.33   thorpej  *	Write the MII serial port for the MII bit-bang module.
   3407    1.1   thorpej  */
   3408  1.138   thorpej static void
   3409  1.138   thorpej tlp_sio_mii_bitbang_write(struct device *self, u_int32_t val)
   3410    1.1   thorpej {
   3411    1.1   thorpej 	struct tulip_softc *sc = (void *) self;
   3412    1.1   thorpej 
   3413   1.33   thorpej 	TULIP_WRITE(sc, CSR_MIIROM, val);
   3414    1.1   thorpej }
   3415    1.1   thorpej 
   3416    1.1   thorpej /*
   3417    1.1   thorpej  * tlp_pnic_mii_readreg:
   3418    1.1   thorpej  *
   3419    1.1   thorpej  *	Read a PHY register on the Lite-On PNIC.
   3420    1.1   thorpej  */
   3421  1.138   thorpej static int
   3422  1.138   thorpej tlp_pnic_mii_readreg(struct device *self, int phy, int reg)
   3423    1.1   thorpej {
   3424    1.1   thorpej 	struct tulip_softc *sc = (void *) self;
   3425    1.1   thorpej 	u_int32_t val;
   3426    1.1   thorpej 	int i;
   3427    1.1   thorpej 
   3428    1.1   thorpej 	TULIP_WRITE(sc, CSR_PNIC_MII,
   3429    1.6   thorpej 	    PNIC_MII_MBO | PNIC_MII_RESERVED |
   3430    1.1   thorpej 	    PNIC_MII_READ | (phy << PNIC_MII_PHYSHIFT) |
   3431    1.1   thorpej 	    (reg << PNIC_MII_REGSHIFT));
   3432    1.1   thorpej 
   3433    1.1   thorpej 	for (i = 0; i < 1000; i++) {
   3434    1.1   thorpej 		delay(10);
   3435    1.1   thorpej 		val = TULIP_READ(sc, CSR_PNIC_MII);
   3436    1.1   thorpej 		if ((val & PNIC_MII_BUSY) == 0) {
   3437    1.1   thorpej 			if ((val & PNIC_MII_DATA) == PNIC_MII_DATA)
   3438    1.1   thorpej 				return (0);
   3439    1.1   thorpej 			else
   3440    1.1   thorpej 				return (val & PNIC_MII_DATA);
   3441    1.1   thorpej 		}
   3442    1.1   thorpej 	}
   3443    1.1   thorpej 	printf("%s: MII read timed out\n", sc->sc_dev.dv_xname);
   3444    1.1   thorpej 	return (0);
   3445    1.1   thorpej }
   3446    1.1   thorpej 
   3447    1.1   thorpej /*
   3448    1.1   thorpej  * tlp_pnic_mii_writereg:
   3449    1.1   thorpej  *
   3450    1.1   thorpej  *	Write a PHY register on the Lite-On PNIC.
   3451    1.1   thorpej  */
   3452  1.138   thorpej static void
   3453  1.138   thorpej tlp_pnic_mii_writereg(struct device *self, int phy, int reg, int val)
   3454    1.1   thorpej {
   3455    1.1   thorpej 	struct tulip_softc *sc = (void *) self;
   3456    1.1   thorpej 	int i;
   3457    1.1   thorpej 
   3458    1.1   thorpej 	TULIP_WRITE(sc, CSR_PNIC_MII,
   3459    1.6   thorpej 	    PNIC_MII_MBO | PNIC_MII_RESERVED |
   3460    1.1   thorpej 	    PNIC_MII_WRITE | (phy << PNIC_MII_PHYSHIFT) |
   3461    1.1   thorpej 	    (reg << PNIC_MII_REGSHIFT) | val);
   3462    1.1   thorpej 
   3463    1.1   thorpej 	for (i = 0; i < 1000; i++) {
   3464    1.1   thorpej 		delay(10);
   3465    1.1   thorpej 		if (TULIP_ISSET(sc, CSR_PNIC_MII, PNIC_MII_BUSY) == 0)
   3466    1.1   thorpej 			return;
   3467    1.1   thorpej 	}
   3468    1.1   thorpej 	printf("%s: MII write timed out\n", sc->sc_dev.dv_xname);
   3469    1.1   thorpej }
   3470    1.1   thorpej 
   3471  1.138   thorpej static const bus_addr_t tlp_al981_phy_regmap[] = {
   3472   1.21   thorpej 	CSR_ADM_BMCR,
   3473   1.21   thorpej 	CSR_ADM_BMSR,
   3474   1.21   thorpej 	CSR_ADM_PHYIDR1,
   3475   1.21   thorpej 	CSR_ADM_PHYIDR2,
   3476   1.21   thorpej 	CSR_ADM_ANAR,
   3477   1.21   thorpej 	CSR_ADM_ANLPAR,
   3478   1.21   thorpej 	CSR_ADM_ANER,
   3479   1.21   thorpej 
   3480   1.21   thorpej 	CSR_ADM_XMC,
   3481   1.21   thorpej 	CSR_ADM_XCIIS,
   3482   1.21   thorpej 	CSR_ADM_XIE,
   3483   1.21   thorpej 	CSR_ADM_100CTR,
   3484   1.21   thorpej };
   3485  1.138   thorpej static const int tlp_al981_phy_regmap_size = sizeof(tlp_al981_phy_regmap) /
   3486   1.21   thorpej     sizeof(tlp_al981_phy_regmap[0]);
   3487   1.21   thorpej 
   3488   1.21   thorpej /*
   3489   1.21   thorpej  * tlp_al981_mii_readreg:
   3490   1.21   thorpej  *
   3491   1.21   thorpej  *	Read a PHY register on the ADMtek AL981.
   3492   1.21   thorpej  */
   3493  1.138   thorpej static int
   3494  1.138   thorpej tlp_al981_mii_readreg(struct device *self, int phy, int reg)
   3495   1.21   thorpej {
   3496   1.21   thorpej 	struct tulip_softc *sc = (struct tulip_softc *)self;
   3497   1.21   thorpej 
   3498   1.21   thorpej 	/* AL981 only has an internal PHY. */
   3499   1.21   thorpej 	if (phy != 0)
   3500   1.21   thorpej 		return (0);
   3501   1.21   thorpej 
   3502   1.21   thorpej 	if (reg >= tlp_al981_phy_regmap_size)
   3503   1.21   thorpej 		return (0);
   3504   1.21   thorpej 
   3505   1.21   thorpej 	return (bus_space_read_4(sc->sc_st, sc->sc_sh,
   3506   1.21   thorpej 	    tlp_al981_phy_regmap[reg]) & 0xffff);
   3507   1.21   thorpej }
   3508   1.21   thorpej 
   3509   1.21   thorpej /*
   3510   1.21   thorpej  * tlp_al981_mii_writereg:
   3511   1.21   thorpej  *
   3512   1.21   thorpej  *	Write a PHY register on the ADMtek AL981.
   3513   1.21   thorpej  */
   3514  1.138   thorpej static void
   3515  1.138   thorpej tlp_al981_mii_writereg(struct device *self, int phy, int reg, int val)
   3516   1.21   thorpej {
   3517   1.21   thorpej 	struct tulip_softc *sc = (struct tulip_softc *)self;
   3518   1.21   thorpej 
   3519   1.21   thorpej 	/* AL981 only has an internal PHY. */
   3520   1.21   thorpej 	if (phy != 0)
   3521   1.21   thorpej 		return;
   3522   1.21   thorpej 
   3523   1.21   thorpej 	if (reg >= tlp_al981_phy_regmap_size)
   3524   1.21   thorpej 		return;
   3525   1.21   thorpej 
   3526   1.21   thorpej 	bus_space_write_4(sc->sc_st, sc->sc_sh,
   3527   1.21   thorpej 	    tlp_al981_phy_regmap[reg], val);
   3528   1.21   thorpej }
   3529   1.21   thorpej 
   3530    1.1   thorpej /*****************************************************************************
   3531   1.13   thorpej  * Chip-specific pre-init and reset functions.
   3532   1.13   thorpej  *****************************************************************************/
   3533   1.13   thorpej 
   3534   1.13   thorpej /*
   3535   1.13   thorpej  * tlp_2114x_preinit:
   3536   1.13   thorpej  *
   3537   1.13   thorpej  *	Pre-init function shared by DECchip 21140, 21140A, 21142, and 21143.
   3538   1.13   thorpej  */
   3539  1.138   thorpej static void
   3540  1.138   thorpej tlp_2114x_preinit(struct tulip_softc *sc)
   3541   1.13   thorpej {
   3542   1.17   thorpej 	struct ifmedia_entry *ife = sc->sc_mii.mii_media.ifm_cur;
   3543   1.27   thorpej 	struct tulip_21x4x_media *tm = ife->ifm_aux;
   3544   1.13   thorpej 
   3545   1.13   thorpej 	/*
   3546   1.27   thorpej 	 * Whether or not we're in MII or SIA/SYM mode, the media info
   3547   1.27   thorpej 	 * contains the appropriate OPMODE bits.
   3548   1.27   thorpej 	 *
   3549   1.27   thorpej 	 * Also, we always set the Must-Be-One bit.
   3550   1.13   thorpej 	 */
   3551   1.27   thorpej 	sc->sc_opmode |= OPMODE_MBO | tm->tm_opmode;
   3552   1.27   thorpej 
   3553   1.27   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   3554   1.27   thorpej }
   3555   1.13   thorpej 
   3556   1.27   thorpej /*
   3557   1.27   thorpej  * tlp_2114x_mii_preinit:
   3558   1.27   thorpej  *
   3559   1.27   thorpej  *	Pre-init function shared by DECchip 21140, 21140A, 21142, and 21143.
   3560   1.27   thorpej  *	This version is used by boards which only have MII and don't have
   3561   1.27   thorpej  *	an ISV SROM.
   3562   1.27   thorpej  */
   3563  1.138   thorpej static void
   3564  1.138   thorpej tlp_2114x_mii_preinit(struct tulip_softc *sc)
   3565   1.27   thorpej {
   3566   1.13   thorpej 
   3567   1.17   thorpej 	/*
   3568   1.27   thorpej 	 * Always set the Must-Be-One bit, and Port Select (to select MII).
   3569   1.27   thorpej 	 * We'll never be called during a media change.
   3570   1.17   thorpej 	 */
   3571   1.27   thorpej 	sc->sc_opmode |= OPMODE_MBO|OPMODE_PS;
   3572   1.13   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   3573   1.13   thorpej }
   3574   1.13   thorpej 
   3575   1.13   thorpej /*
   3576   1.13   thorpej  * tlp_pnic_preinit:
   3577   1.13   thorpej  *
   3578   1.13   thorpej  *	Pre-init function for the Lite-On 82c168 and 82c169.
   3579   1.13   thorpej  */
   3580  1.138   thorpej static void
   3581  1.138   thorpej tlp_pnic_preinit(struct tulip_softc *sc)
   3582   1.13   thorpej {
   3583   1.13   thorpej 
   3584   1.13   thorpej 	if (sc->sc_flags & TULIPF_HAS_MII) {
   3585   1.13   thorpej 		/*
   3586   1.13   thorpej 		 * MII case: just set the port-select bit; we will never
   3587   1.13   thorpej 		 * be called during a media change.
   3588   1.13   thorpej 		 */
   3589   1.13   thorpej 		sc->sc_opmode |= OPMODE_PS;
   3590   1.13   thorpej 	} else {
   3591   1.13   thorpej 		/*
   3592   1.16   thorpej 		 * ENDEC/PCS/Nway mode; enable the Tx backoff counter.
   3593   1.13   thorpej 		 */
   3594   1.16   thorpej 		sc->sc_opmode |= OPMODE_PNIC_TBEN;
   3595   1.13   thorpej 	}
   3596   1.13   thorpej }
   3597   1.13   thorpej 
   3598   1.17   thorpej /*
   3599  1.137    rpaulo  * tlp_asix_preinit:
   3600  1.145     blymn  *
   3601  1.137    rpaulo  * 	Pre-init function for the ASIX chipsets.
   3602  1.137    rpaulo  */
   3603  1.138   thorpej static void
   3604  1.138   thorpej tlp_asix_preinit(struct tulip_softc *sc)
   3605  1.137    rpaulo {
   3606  1.137    rpaulo 
   3607  1.137    rpaulo 	switch (sc->sc_chip) {
   3608  1.137    rpaulo 		case TULIP_CHIP_AX88140:
   3609  1.137    rpaulo 		case TULIP_CHIP_AX88141:
   3610  1.137    rpaulo 			/* XXX Handle PHY. */
   3611  1.145     blymn 			sc->sc_opmode |= OPMODE_HBD|OPMODE_PS;
   3612  1.137    rpaulo 			break;
   3613  1.137    rpaulo 		default:
   3614  1.137    rpaulo 			/* Nothing */
   3615  1.137    rpaulo 			break;
   3616  1.137    rpaulo 	}
   3617  1.137    rpaulo 
   3618  1.137    rpaulo 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   3619  1.137    rpaulo }
   3620  1.137    rpaulo 
   3621  1.137    rpaulo /*
   3622   1.68   thorpej  * tlp_dm9102_preinit:
   3623   1.68   thorpej  *
   3624   1.68   thorpej  *	Pre-init function for the Davicom DM9102.
   3625   1.68   thorpej  */
   3626  1.138   thorpej static void
   3627  1.138   thorpej tlp_dm9102_preinit(struct tulip_softc *sc)
   3628   1.68   thorpej {
   3629   1.68   thorpej 
   3630   1.68   thorpej 	switch (sc->sc_chip) {
   3631   1.68   thorpej 	case TULIP_CHIP_DM9102:
   3632   1.68   thorpej 		sc->sc_opmode |= OPMODE_MBO|OPMODE_HBD|OPMODE_PS;
   3633   1.68   thorpej 		break;
   3634   1.68   thorpej 
   3635   1.68   thorpej 	case TULIP_CHIP_DM9102A:
   3636   1.68   thorpej 		/*
   3637   1.68   thorpej 		 * XXX Figure out how to actually deal with the HomePNA
   3638   1.68   thorpej 		 * XXX portion of the DM9102A.
   3639   1.68   thorpej 		 */
   3640   1.68   thorpej 		sc->sc_opmode |= OPMODE_MBO|OPMODE_HBD;
   3641   1.68   thorpej 		break;
   3642   1.68   thorpej 
   3643   1.68   thorpej 	default:
   3644   1.68   thorpej 		/* Nothing. */
   3645   1.91       cgd 		break;
   3646   1.68   thorpej 	}
   3647   1.68   thorpej 
   3648   1.68   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   3649   1.68   thorpej }
   3650   1.68   thorpej 
   3651   1.68   thorpej /*
   3652   1.17   thorpej  * tlp_21140_reset:
   3653   1.17   thorpej  *
   3654   1.17   thorpej  *	Issue a reset sequence on the 21140 via the GPIO facility.
   3655   1.17   thorpej  */
   3656  1.138   thorpej static void
   3657  1.138   thorpej tlp_21140_reset(struct tulip_softc *sc)
   3658   1.17   thorpej {
   3659   1.17   thorpej 	struct ifmedia_entry *ife = sc->sc_mii.mii_media.ifm_cur;
   3660   1.27   thorpej 	struct tulip_21x4x_media *tm = ife->ifm_aux;
   3661   1.17   thorpej 	int i;
   3662   1.17   thorpej 
   3663   1.17   thorpej 	/* First, set the direction on the GPIO pins. */
   3664   1.17   thorpej 	TULIP_WRITE(sc, CSR_GPP, GPP_GPC|sc->sc_gp_dir);
   3665   1.17   thorpej 
   3666   1.17   thorpej 	/* Now, issue the reset sequence. */
   3667   1.17   thorpej 	for (i = 0; i < tm->tm_reset_length; i++) {
   3668   1.17   thorpej 		delay(10);
   3669   1.17   thorpej 		TULIP_WRITE(sc, CSR_GPP, sc->sc_srom[tm->tm_reset_offset + i]);
   3670   1.17   thorpej 	}
   3671   1.17   thorpej 
   3672   1.17   thorpej 	/* Now, issue the selection sequence. */
   3673   1.17   thorpej 	for (i = 0; i < tm->tm_gp_length; i++) {
   3674   1.17   thorpej 		delay(10);
   3675   1.17   thorpej 		TULIP_WRITE(sc, CSR_GPP, sc->sc_srom[tm->tm_gp_offset + i]);
   3676   1.17   thorpej 	}
   3677   1.17   thorpej 
   3678   1.17   thorpej 	/* If there were no sequences, just lower the pins. */
   3679  1.116   mycroft 	if (tm->tm_reset_length == 0 && tm->tm_gp_length == 0) {
   3680  1.116   mycroft 		delay(10);
   3681   1.17   thorpej 		TULIP_WRITE(sc, CSR_GPP, 0);
   3682  1.116   mycroft 	}
   3683   1.17   thorpej }
   3684   1.17   thorpej 
   3685   1.26   thorpej /*
   3686   1.33   thorpej  * tlp_21142_reset:
   3687   1.33   thorpej  *
   3688   1.33   thorpej  *	Issue a reset sequence on the 21142 via the GPIO facility.
   3689   1.33   thorpej  */
   3690  1.138   thorpej static void
   3691  1.138   thorpej tlp_21142_reset(struct tulip_softc *sc)
   3692   1.33   thorpej {
   3693   1.33   thorpej 	struct ifmedia_entry *ife = sc->sc_mii.mii_media.ifm_cur;
   3694   1.33   thorpej 	struct tulip_21x4x_media *tm = ife->ifm_aux;
   3695  1.105       chs 	const u_int8_t *cp;
   3696   1.33   thorpej 	int i;
   3697   1.33   thorpej 
   3698  1.105       chs 	cp = &sc->sc_srom[tm->tm_reset_offset];
   3699  1.105       chs 	for (i = 0; i < tm->tm_reset_length; i++, cp += 2) {
   3700   1.33   thorpej 		delay(10);
   3701  1.105       chs 		TULIP_WRITE(sc, CSR_SIAGEN, TULIP_ROM_GETW(cp, 0) << 16);
   3702   1.33   thorpej 	}
   3703   1.33   thorpej 
   3704  1.105       chs 	cp = &sc->sc_srom[tm->tm_gp_offset];
   3705  1.105       chs 	for (i = 0; i < tm->tm_gp_length; i++, cp += 2) {
   3706   1.33   thorpej 		delay(10);
   3707  1.105       chs 		TULIP_WRITE(sc, CSR_SIAGEN, TULIP_ROM_GETW(cp, 0) << 16);
   3708   1.33   thorpej 	}
   3709   1.33   thorpej 
   3710   1.33   thorpej 	/* If there were no sequences, just lower the pins. */
   3711   1.33   thorpej 	if (tm->tm_reset_length == 0 && tm->tm_gp_length == 0) {
   3712   1.33   thorpej 		delay(10);
   3713   1.33   thorpej 		TULIP_WRITE(sc, CSR_SIAGEN, 0);
   3714   1.33   thorpej 	}
   3715   1.33   thorpej }
   3716   1.33   thorpej 
   3717   1.33   thorpej /*
   3718   1.26   thorpej  * tlp_pmac_reset:
   3719   1.26   thorpej  *
   3720   1.26   thorpej  *	Reset routine for Macronix chips.
   3721   1.26   thorpej  */
   3722  1.138   thorpej static void
   3723  1.138   thorpej tlp_pmac_reset(struct tulip_softc *sc)
   3724   1.26   thorpej {
   3725   1.26   thorpej 
   3726   1.26   thorpej 	switch (sc->sc_chip) {
   3727   1.26   thorpej 	case TULIP_CHIP_82C115:
   3728   1.26   thorpej 	case TULIP_CHIP_MX98715:
   3729   1.26   thorpej 	case TULIP_CHIP_MX98715A:
   3730   1.26   thorpej 	case TULIP_CHIP_MX98725:
   3731   1.26   thorpej 		/*
   3732   1.26   thorpej 		 * Set the LED operating mode.  This information is located
   3733   1.26   thorpej 		 * in the EEPROM at byte offset 0x77, per the MX98715A and
   3734   1.26   thorpej 		 * MX98725 application notes.
   3735   1.26   thorpej 		 */
   3736   1.26   thorpej 		TULIP_WRITE(sc, CSR_MIIROM, sc->sc_srom[0x77] << 24);
   3737   1.26   thorpej 		break;
   3738   1.71    castor 	case TULIP_CHIP_MX98715AEC_X:
   3739   1.71    castor 		/*
   3740   1.71    castor 		 * Set the LED operating mode.  This information is located
   3741   1.71    castor 		 * in the EEPROM at byte offset 0x76, per the MX98715AEC
   3742   1.71    castor 		 * application note.
   3743   1.71    castor 		 */
   3744   1.71    castor 		TULIP_WRITE(sc, CSR_MIIROM, ((0xf & sc->sc_srom[0x76]) << 28)
   3745   1.71    castor 		    | ((0xf0 & sc->sc_srom[0x76]) << 20));
   3746   1.71    castor 		break;
   3747   1.26   thorpej 
   3748   1.26   thorpej 	default:
   3749   1.26   thorpej 		/* Nothing. */
   3750   1.91       cgd 		break;
   3751   1.26   thorpej 	}
   3752   1.26   thorpej }
   3753   1.26   thorpej 
   3754  1.138   thorpej #if 0
   3755   1.68   thorpej /*
   3756   1.68   thorpej  * tlp_dm9102_reset:
   3757   1.68   thorpej  *
   3758   1.68   thorpej  *	Reset routine for the Davicom DM9102.
   3759   1.68   thorpej  */
   3760  1.138   thorpej static void
   3761  1.138   thorpej tlp_dm9102_reset(struct tulip_softc *sc)
   3762   1.68   thorpej {
   3763   1.68   thorpej 
   3764   1.68   thorpej 	TULIP_WRITE(sc, CSR_DM_PHYSTAT, DM_PHYSTAT_GEPC|DM_PHYSTAT_GPED);
   3765   1.68   thorpej 	delay(100);
   3766   1.68   thorpej 	TULIP_WRITE(sc, CSR_DM_PHYSTAT, 0);
   3767   1.68   thorpej }
   3768  1.138   thorpej #endif
   3769   1.68   thorpej 
   3770   1.13   thorpej /*****************************************************************************
   3771    1.1   thorpej  * Chip/board-specific media switches.  The ones here are ones that
   3772    1.1   thorpej  * are potentially common to multiple front-ends.
   3773    1.1   thorpej  *****************************************************************************/
   3774    1.1   thorpej 
   3775   1.27   thorpej /*
   3776   1.27   thorpej  * This table is a common place for all sorts of media information,
   3777   1.27   thorpej  * keyed off of the SROM media code for that media.
   3778   1.27   thorpej  *
   3779   1.27   thorpej  * Note that we explicitly configure the 21142/21143 to always advertise
   3780   1.27   thorpej  * NWay capabilities when using the UTP port.
   3781   1.27   thorpej  * XXX Actually, we don't yet.
   3782   1.27   thorpej  */
   3783  1.138   thorpej static const struct tulip_srom_to_ifmedia tulip_srom_to_ifmedia_table[] = {
   3784   1.19   thorpej 	{ TULIP_ROM_MB_MEDIA_TP,	IFM_10_T,	0,
   3785   1.27   thorpej 	  "10baseT",
   3786  1.110   mycroft 	  OPMODE_TTM,
   3787  1.119   thorpej 	  BMSR_10THDX,
   3788   1.27   thorpej 	  { SIACONN_21040_10BASET,
   3789   1.27   thorpej 	    SIATXRX_21040_10BASET,
   3790   1.27   thorpej 	    SIAGEN_21040_10BASET },
   3791   1.27   thorpej 
   3792   1.27   thorpej 	  { SIACONN_21041_10BASET,
   3793   1.27   thorpej 	    SIATXRX_21041_10BASET,
   3794   1.27   thorpej 	    SIAGEN_21041_10BASET },
   3795   1.27   thorpej 
   3796   1.27   thorpej 	  { SIACONN_21142_10BASET,
   3797   1.27   thorpej 	    SIATXRX_21142_10BASET,
   3798   1.27   thorpej 	    SIAGEN_21142_10BASET } },
   3799   1.19   thorpej 
   3800   1.19   thorpej 	{ TULIP_ROM_MB_MEDIA_BNC,	IFM_10_2,	0,
   3801   1.27   thorpej 	  "10base2",
   3802   1.27   thorpej 	  0,
   3803  1.119   thorpej 	  0,
   3804   1.27   thorpej 	  { 0,
   3805   1.27   thorpej 	    0,
   3806   1.27   thorpej 	    0 },
   3807   1.27   thorpej 
   3808   1.27   thorpej 	  { SIACONN_21041_BNC,
   3809   1.27   thorpej 	    SIATXRX_21041_BNC,
   3810   1.27   thorpej 	    SIAGEN_21041_BNC },
   3811   1.27   thorpej 
   3812   1.27   thorpej 	  { SIACONN_21142_BNC,
   3813   1.27   thorpej 	    SIATXRX_21142_BNC,
   3814   1.27   thorpej 	    SIAGEN_21142_BNC } },
   3815   1.19   thorpej 
   3816   1.19   thorpej 	{ TULIP_ROM_MB_MEDIA_AUI,	IFM_10_5,	0,
   3817   1.27   thorpej 	  "10base5",
   3818   1.27   thorpej 	  0,
   3819  1.119   thorpej 	  0,
   3820   1.27   thorpej 	  { SIACONN_21040_AUI,
   3821   1.27   thorpej 	    SIATXRX_21040_AUI,
   3822   1.27   thorpej 	    SIAGEN_21040_AUI },
   3823   1.27   thorpej 
   3824   1.27   thorpej 	  { SIACONN_21041_AUI,
   3825   1.27   thorpej 	    SIATXRX_21041_AUI,
   3826   1.27   thorpej 	    SIAGEN_21041_AUI },
   3827   1.27   thorpej 
   3828   1.27   thorpej 	  { SIACONN_21142_AUI,
   3829   1.27   thorpej 	    SIATXRX_21142_AUI,
   3830   1.27   thorpej 	    SIAGEN_21142_AUI } },
   3831   1.19   thorpej 
   3832   1.19   thorpej 	{ TULIP_ROM_MB_MEDIA_100TX,	IFM_100_TX,	0,
   3833   1.27   thorpej 	  "100baseTX",
   3834   1.27   thorpej 	  OPMODE_PS|OPMODE_PCS|OPMODE_SCR|OPMODE_HBD,
   3835  1.119   thorpej 	  BMSR_100TXHDX,
   3836   1.27   thorpej 	  { 0,
   3837   1.27   thorpej 	    0,
   3838   1.27   thorpej 	    0 },
   3839  1.135     perry 
   3840   1.27   thorpej 	  { 0,
   3841   1.27   thorpej 	    0,
   3842   1.27   thorpej 	    0 },
   3843   1.27   thorpej 
   3844   1.27   thorpej 	  { 0,
   3845   1.27   thorpej 	    0,
   3846   1.27   thorpej 	    SIAGEN_ABM } },
   3847   1.19   thorpej 
   3848   1.19   thorpej 	{ TULIP_ROM_MB_MEDIA_TP_FDX,	IFM_10_T,	IFM_FDX,
   3849   1.27   thorpej 	  "10baseT-FDX",
   3850  1.110   mycroft 	  OPMODE_TTM|OPMODE_FD|OPMODE_HBD,
   3851  1.119   thorpej 	  BMSR_10TFDX,
   3852   1.27   thorpej 	  { SIACONN_21040_10BASET_FDX,
   3853   1.27   thorpej 	    SIATXRX_21040_10BASET_FDX,
   3854   1.27   thorpej 	    SIAGEN_21040_10BASET_FDX },
   3855   1.27   thorpej 
   3856   1.27   thorpej 	  { SIACONN_21041_10BASET_FDX,
   3857   1.27   thorpej 	    SIATXRX_21041_10BASET_FDX,
   3858   1.27   thorpej 	    SIAGEN_21041_10BASET_FDX },
   3859   1.27   thorpej 
   3860   1.27   thorpej 	  { SIACONN_21142_10BASET_FDX,
   3861   1.27   thorpej 	    SIATXRX_21142_10BASET_FDX,
   3862   1.27   thorpej 	    SIAGEN_21142_10BASET_FDX } },
   3863   1.19   thorpej 
   3864   1.19   thorpej 	{ TULIP_ROM_MB_MEDIA_100TX_FDX,	IFM_100_TX,	IFM_FDX,
   3865   1.27   thorpej 	  "100baseTX-FDX",
   3866   1.27   thorpej 	  OPMODE_PS|OPMODE_PCS|OPMODE_SCR|OPMODE_FD|OPMODE_HBD,
   3867  1.119   thorpej 	  BMSR_100TXFDX,
   3868   1.27   thorpej 	  { 0,
   3869   1.27   thorpej 	    0,
   3870   1.27   thorpej 	    0 },
   3871   1.27   thorpej 
   3872   1.27   thorpej 	  { 0,
   3873   1.27   thorpej 	    0,
   3874   1.27   thorpej 	    0 },
   3875   1.27   thorpej 
   3876   1.27   thorpej 	  { 0,
   3877   1.27   thorpej 	    0,
   3878   1.27   thorpej 	    SIAGEN_ABM } },
   3879   1.19   thorpej 
   3880   1.19   thorpej 	{ TULIP_ROM_MB_MEDIA_100T4,	IFM_100_T4,	0,
   3881   1.27   thorpej 	  "100baseT4",
   3882   1.27   thorpej 	  OPMODE_PS|OPMODE_PCS|OPMODE_SCR|OPMODE_HBD,
   3883  1.119   thorpej 	  BMSR_100T4,
   3884   1.27   thorpej 	  { 0,
   3885   1.27   thorpej 	    0,
   3886   1.27   thorpej 	    0 },
   3887   1.27   thorpej 
   3888   1.27   thorpej 	  { 0,
   3889   1.27   thorpej 	    0,
   3890   1.27   thorpej 	    0 },
   3891   1.27   thorpej 
   3892   1.27   thorpej 	  { 0,
   3893   1.27   thorpej 	    0,
   3894   1.27   thorpej 	    SIAGEN_ABM } },
   3895   1.19   thorpej 
   3896   1.19   thorpej 	{ TULIP_ROM_MB_MEDIA_100FX,	IFM_100_FX,	0,
   3897   1.27   thorpej 	  "100baseFX",
   3898   1.27   thorpej 	  OPMODE_PS|OPMODE_PCS|OPMODE_HBD,
   3899  1.119   thorpej 	  0,
   3900   1.27   thorpej 	  { 0,
   3901   1.27   thorpej 	    0,
   3902   1.27   thorpej 	    0 },
   3903   1.27   thorpej 
   3904   1.27   thorpej 	  { 0,
   3905   1.27   thorpej 	    0,
   3906   1.27   thorpej 	    0 },
   3907   1.27   thorpej 
   3908   1.27   thorpej 	  { 0,
   3909   1.27   thorpej 	    0,
   3910   1.27   thorpej 	    SIAGEN_ABM } },
   3911   1.19   thorpej 
   3912   1.19   thorpej 	{ TULIP_ROM_MB_MEDIA_100FX_FDX,	IFM_100_FX,	IFM_FDX,
   3913   1.27   thorpej 	  "100baseFX-FDX",
   3914   1.27   thorpej 	  OPMODE_PS|OPMODE_PCS|OPMODE_FD|OPMODE_HBD,
   3915  1.119   thorpej 	  0,
   3916   1.27   thorpej 	  { 0,
   3917   1.27   thorpej 	    0,
   3918   1.27   thorpej 	    0 },
   3919   1.27   thorpej 
   3920   1.27   thorpej 	  { 0,
   3921   1.27   thorpej 	    0,
   3922   1.27   thorpej 	    0 },
   3923   1.27   thorpej 
   3924   1.27   thorpej 	  { 0,
   3925   1.27   thorpej 	    0,
   3926   1.27   thorpej 	    SIAGEN_ABM } },
   3927   1.19   thorpej 
   3928   1.19   thorpej 	{ 0,				0,		0,
   3929   1.27   thorpej 	  NULL,
   3930   1.27   thorpej 	  0,
   3931  1.119   thorpej 	  0,
   3932   1.27   thorpej 	  { 0,
   3933   1.27   thorpej 	    0,
   3934   1.27   thorpej 	    0 },
   3935   1.27   thorpej 
   3936   1.27   thorpej 	  { 0,
   3937   1.27   thorpej 	    0,
   3938   1.27   thorpej 	    0 },
   3939   1.27   thorpej 
   3940   1.27   thorpej 	  { 0,
   3941   1.27   thorpej 	    0,
   3942   1.27   thorpej 	    0 } },
   3943   1.19   thorpej };
   3944   1.19   thorpej 
   3945  1.138   thorpej static const struct tulip_srom_to_ifmedia *tlp_srom_to_ifmedia(u_int8_t);
   3946  1.138   thorpej static void	tlp_srom_media_info(struct tulip_softc *,
   3947  1.138   thorpej 		    const struct tulip_srom_to_ifmedia *,
   3948  1.138   thorpej 		    struct tulip_21x4x_media *);
   3949  1.138   thorpej static void	tlp_add_srom_media(struct tulip_softc *, int,
   3950  1.138   thorpej 		    void (*)(struct tulip_softc *, struct ifmediareq *),
   3951  1.138   thorpej 		    int (*)(struct tulip_softc *), const u_int8_t *, int);
   3952  1.138   thorpej static void	tlp_print_media(struct tulip_softc *);
   3953  1.138   thorpej static void	tlp_nway_activate(struct tulip_softc *, int);
   3954  1.138   thorpej static void	tlp_get_minst(struct tulip_softc *);
   3955  1.138   thorpej 
   3956  1.138   thorpej static const struct tulip_srom_to_ifmedia *
   3957  1.138   thorpej tlp_srom_to_ifmedia(u_int8_t sm)
   3958   1.19   thorpej {
   3959   1.19   thorpej 	const struct tulip_srom_to_ifmedia *tsti;
   3960   1.19   thorpej 
   3961   1.19   thorpej 	for (tsti = tulip_srom_to_ifmedia_table;
   3962   1.19   thorpej 	     tsti->tsti_name != NULL; tsti++) {
   3963   1.19   thorpej 		if (tsti->tsti_srom == sm)
   3964   1.19   thorpej 			return (tsti);
   3965   1.19   thorpej 	}
   3966   1.19   thorpej 
   3967   1.19   thorpej 	return (NULL);
   3968   1.19   thorpej }
   3969   1.19   thorpej 
   3970  1.138   thorpej static void
   3971  1.138   thorpej tlp_srom_media_info(struct tulip_softc *sc,
   3972  1.138   thorpej     const struct tulip_srom_to_ifmedia *tsti, struct tulip_21x4x_media *tm)
   3973   1.27   thorpej {
   3974    1.7   thorpej 
   3975   1.27   thorpej 	tm->tm_name = tsti->tsti_name;
   3976   1.27   thorpej 	tm->tm_opmode = tsti->tsti_opmode;
   3977    1.7   thorpej 
   3978  1.119   thorpej 	sc->sc_sia_cap |= tsti->tsti_sia_cap;
   3979  1.119   thorpej 
   3980   1.27   thorpej 	switch (sc->sc_chip) {
   3981   1.27   thorpej 	case TULIP_CHIP_DE425:
   3982   1.27   thorpej 	case TULIP_CHIP_21040:
   3983   1.27   thorpej 		tm->tm_sia = tsti->tsti_21040;	/* struct assignment */
   3984   1.27   thorpej 		break;
   3985    1.7   thorpej 
   3986   1.27   thorpej 	case TULIP_CHIP_21041:
   3987   1.27   thorpej 		tm->tm_sia = tsti->tsti_21041;	/* struct assignment */
   3988   1.27   thorpej 		break;
   3989    1.7   thorpej 
   3990   1.27   thorpej 	case TULIP_CHIP_21142:
   3991   1.27   thorpej 	case TULIP_CHIP_21143:
   3992   1.27   thorpej 	case TULIP_CHIP_82C115:
   3993   1.27   thorpej 	case TULIP_CHIP_MX98715:
   3994   1.27   thorpej 	case TULIP_CHIP_MX98715A:
   3995   1.71    castor 	case TULIP_CHIP_MX98715AEC_X:
   3996   1.27   thorpej 	case TULIP_CHIP_MX98725:
   3997   1.27   thorpej 		tm->tm_sia = tsti->tsti_21142;	/* struct assignment */
   3998   1.27   thorpej 		break;
   3999   1.13   thorpej 
   4000   1.27   thorpej 	default:
   4001   1.27   thorpej 		/* Nothing. */
   4002   1.91       cgd 		break;
   4003   1.27   thorpej 	}
   4004   1.27   thorpej }
   4005    1.7   thorpej 
   4006  1.138   thorpej static void
   4007  1.138   thorpej tlp_add_srom_media(struct tulip_softc *sc, int type,
   4008  1.138   thorpej     void (*get)(struct tulip_softc *, struct ifmediareq *),
   4009  1.138   thorpej     int (*set)(struct tulip_softc *), const u_int8_t *list,
   4010  1.138   thorpej     int cnt)
   4011    1.7   thorpej {
   4012   1.27   thorpej 	struct tulip_21x4x_media *tm;
   4013   1.27   thorpej 	const struct tulip_srom_to_ifmedia *tsti;
   4014   1.27   thorpej 	int i;
   4015    1.7   thorpej 
   4016   1.27   thorpej 	for (i = 0; i < cnt; i++) {
   4017   1.27   thorpej 		tsti = tlp_srom_to_ifmedia(list[i]);
   4018  1.103   tsutsui 		tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);
   4019   1.27   thorpej 		tlp_srom_media_info(sc, tsti, tm);
   4020   1.27   thorpej 		tm->tm_type = type;
   4021   1.27   thorpej 		tm->tm_get = get;
   4022   1.27   thorpej 		tm->tm_set = set;
   4023    1.7   thorpej 
   4024   1.27   thorpej 		ifmedia_add(&sc->sc_mii.mii_media,
   4025   1.27   thorpej 		    IFM_MAKEWORD(IFM_ETHER, tsti->tsti_subtype,
   4026   1.27   thorpej 		    tsti->tsti_options, sc->sc_tlp_minst), 0, tm);
   4027   1.27   thorpej 	}
   4028    1.7   thorpej }
   4029    1.7   thorpej 
   4030  1.138   thorpej static void
   4031  1.138   thorpej tlp_print_media(struct tulip_softc *sc)
   4032    1.7   thorpej {
   4033   1.27   thorpej 	struct ifmedia_entry *ife;
   4034   1.27   thorpej 	struct tulip_21x4x_media *tm;
   4035    1.7   thorpej 	const char *sep = "";
   4036    1.7   thorpej 
   4037  1.100     perry #define	PRINT(str)	printf("%s%s", sep, str); sep = ", "
   4038    1.7   thorpej 
   4039    1.7   thorpej 	printf("%s: ", sc->sc_dev.dv_xname);
   4040   1.28   thorpej 	for (ife = TAILQ_FIRST(&sc->sc_mii.mii_media.ifm_list);
   4041   1.28   thorpej 	     ife != NULL; ife = TAILQ_NEXT(ife, ifm_list)) {
   4042   1.27   thorpej 		tm = ife->ifm_aux;
   4043   1.27   thorpej 		if (tm == NULL) {
   4044   1.27   thorpej #ifdef DIAGNOSTIC
   4045   1.27   thorpej 			if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO)
   4046   1.27   thorpej 				panic("tlp_print_media");
   4047   1.27   thorpej #endif
   4048   1.27   thorpej 			PRINT("auto");
   4049   1.27   thorpej 		} else if (tm->tm_type != TULIP_ROM_MB_21140_MII &&
   4050   1.27   thorpej 			   tm->tm_type != TULIP_ROM_MB_21142_MII) {
   4051   1.27   thorpej 			PRINT(tm->tm_name);
   4052   1.27   thorpej 		}
   4053   1.27   thorpej 	}
   4054   1.27   thorpej 	printf("\n");
   4055    1.7   thorpej 
   4056   1.27   thorpej #undef PRINT
   4057    1.7   thorpej }
   4058    1.7   thorpej 
   4059  1.138   thorpej static void
   4060  1.138   thorpej tlp_nway_activate(struct tulip_softc *sc, int media)
   4061    1.7   thorpej {
   4062   1.27   thorpej 	struct ifmedia_entry *ife;
   4063    1.7   thorpej 
   4064   1.27   thorpej 	ife = ifmedia_match(&sc->sc_mii.mii_media, media, 0);
   4065   1.27   thorpej #ifdef DIAGNOSTIC
   4066   1.27   thorpej 	if (ife == NULL)
   4067   1.27   thorpej 		panic("tlp_nway_activate");
   4068   1.27   thorpej #endif
   4069   1.27   thorpej 	sc->sc_nway_active = ife;
   4070   1.13   thorpej }
   4071   1.13   thorpej 
   4072  1.138   thorpej static void
   4073  1.138   thorpej tlp_get_minst(struct tulip_softc *sc)
   4074   1.13   thorpej {
   4075   1.13   thorpej 
   4076   1.27   thorpej 	if ((sc->sc_media_seen &
   4077   1.27   thorpej 	    ~((1 << TULIP_ROM_MB_21140_MII) |
   4078   1.27   thorpej 	      (1 << TULIP_ROM_MB_21142_MII))) == 0) {
   4079   1.27   thorpej 		/*
   4080   1.27   thorpej 		 * We have not yet seen any SIA/SYM media (but are
   4081   1.27   thorpej 		 * about to; that's why we're called!), so assign
   4082   1.27   thorpej 		 * the current media instance to be the `internal media'
   4083   1.27   thorpej 		 * instance, and advance it so any MII media gets a
   4084   1.27   thorpej 		 * fresh one (used to selecting/isolating a PHY).
   4085   1.27   thorpej 		 */
   4086   1.27   thorpej 		sc->sc_tlp_minst = sc->sc_mii.mii_instance++;
   4087   1.13   thorpej 	}
   4088   1.27   thorpej }
   4089   1.13   thorpej 
   4090   1.27   thorpej /*
   4091   1.27   thorpej  * SIA Utility functions.
   4092   1.27   thorpej  */
   4093  1.138   thorpej static void	tlp_sia_update_link(struct tulip_softc *);
   4094  1.138   thorpej static void	tlp_sia_get(struct tulip_softc *, struct ifmediareq *);
   4095  1.138   thorpej static int	tlp_sia_set(struct tulip_softc *);
   4096  1.138   thorpej static int	tlp_sia_media(struct tulip_softc *, struct ifmedia_entry *);
   4097  1.138   thorpej static void	tlp_sia_fixup(struct tulip_softc *);
   4098   1.13   thorpej 
   4099  1.138   thorpej static void
   4100  1.138   thorpej tlp_sia_update_link(struct tulip_softc *sc)
   4101   1.27   thorpej {
   4102   1.27   thorpej 	struct ifmedia_entry *ife;
   4103   1.27   thorpej 	struct tulip_21x4x_media *tm;
   4104   1.27   thorpej 	u_int32_t siastat;
   4105   1.13   thorpej 
   4106   1.27   thorpej 	ife = TULIP_CURRENT_MEDIA(sc);
   4107   1.27   thorpej 	tm = ife->ifm_aux;
   4108   1.13   thorpej 
   4109   1.27   thorpej 	sc->sc_flags &= ~(TULIPF_LINK_UP|TULIPF_LINK_VALID);
   4110   1.13   thorpej 
   4111   1.27   thorpej 	siastat = TULIP_READ(sc, CSR_SIASTAT);
   4112   1.13   thorpej 
   4113   1.13   thorpej 	/*
   4114   1.27   thorpej 	 * Note that when we do SIA link tests, we are assuming that
   4115   1.27   thorpej 	 * the chip is really in the mode that the current media setting
   4116   1.27   thorpej 	 * reflects.  If we're not, then the link tests will not be
   4117   1.27   thorpej 	 * accurate!
   4118   1.13   thorpej 	 */
   4119   1.27   thorpej 	switch (IFM_SUBTYPE(ife->ifm_media)) {
   4120   1.27   thorpej 	case IFM_10_T:
   4121   1.27   thorpej 		sc->sc_flags |= TULIPF_LINK_VALID;
   4122   1.27   thorpej 		if ((siastat & SIASTAT_LS10) == 0)
   4123   1.27   thorpej 			sc->sc_flags |= TULIPF_LINK_UP;
   4124   1.13   thorpej 		break;
   4125   1.13   thorpej 
   4126   1.27   thorpej 	case IFM_100_TX:
   4127   1.27   thorpej 	case IFM_100_T4:
   4128   1.27   thorpej 		sc->sc_flags |= TULIPF_LINK_VALID;
   4129   1.27   thorpej 		if ((siastat & SIASTAT_LS100) == 0)
   4130   1.27   thorpej 			sc->sc_flags |= TULIPF_LINK_UP;
   4131   1.13   thorpej 		break;
   4132   1.13   thorpej 	}
   4133   1.13   thorpej 
   4134   1.27   thorpej 	switch (sc->sc_chip) {
   4135   1.27   thorpej 	case TULIP_CHIP_21142:
   4136   1.27   thorpej 	case TULIP_CHIP_21143:
   4137   1.13   thorpej 		/*
   4138   1.27   thorpej 		 * On these chips, we can tell more information about
   4139   1.27   thorpej 		 * AUI/BNC.  Note that the AUI/BNC selection is made
   4140   1.27   thorpej 		 * in a different register; for our purpose, it's all
   4141   1.27   thorpej 		 * AUI.
   4142   1.13   thorpej 		 */
   4143   1.27   thorpej 		switch (IFM_SUBTYPE(ife->ifm_media)) {
   4144   1.27   thorpej 		case IFM_10_2:
   4145   1.27   thorpej 		case IFM_10_5:
   4146   1.27   thorpej 			sc->sc_flags |= TULIPF_LINK_VALID;
   4147   1.27   thorpej 			if (siastat & SIASTAT_ARA) {
   4148   1.27   thorpej 				TULIP_WRITE(sc, CSR_SIASTAT, SIASTAT_ARA);
   4149   1.27   thorpej 				sc->sc_flags |= TULIPF_LINK_UP;
   4150   1.27   thorpej 			}
   4151   1.27   thorpej 			break;
   4152   1.27   thorpej 
   4153   1.27   thorpej 		default:
   4154   1.27   thorpej 			/*
   4155   1.27   thorpej 			 * If we're SYM media and can detect the link
   4156   1.27   thorpej 			 * via the GPIO facility, prefer that status
   4157   1.27   thorpej 			 * over LS100.
   4158   1.27   thorpej 			 */
   4159   1.27   thorpej 			if (tm->tm_type == TULIP_ROM_MB_21143_SYM &&
   4160   1.27   thorpej 			    tm->tm_actmask != 0) {
   4161   1.27   thorpej 				sc->sc_flags = (sc->sc_flags &
   4162   1.27   thorpej 				    ~TULIPF_LINK_UP) | TULIPF_LINK_VALID;
   4163   1.27   thorpej 				if (TULIP_ISSET(sc, CSR_SIAGEN,
   4164   1.27   thorpej 				    tm->tm_actmask) == tm->tm_actdata)
   4165   1.27   thorpej 					sc->sc_flags |= TULIPF_LINK_UP;
   4166   1.27   thorpej 			}
   4167   1.27   thorpej 		}
   4168   1.27   thorpej 		break;
   4169   1.13   thorpej 
   4170   1.27   thorpej 	default:
   4171   1.27   thorpej 		/* Nothing. */
   4172   1.91       cgd 		break;
   4173   1.13   thorpej 	}
   4174   1.27   thorpej }
   4175   1.13   thorpej 
   4176  1.138   thorpej static void
   4177  1.138   thorpej tlp_sia_get(struct tulip_softc *sc, struct ifmediareq *ifmr)
   4178   1.27   thorpej {
   4179   1.27   thorpej 	struct ifmedia_entry *ife;
   4180   1.13   thorpej 
   4181   1.27   thorpej 	ifmr->ifm_status = 0;
   4182   1.13   thorpej 
   4183   1.27   thorpej 	tlp_sia_update_link(sc);
   4184   1.13   thorpej 
   4185   1.27   thorpej 	ife = TULIP_CURRENT_MEDIA(sc);
   4186    1.7   thorpej 
   4187   1.27   thorpej 	if (sc->sc_flags & TULIPF_LINK_VALID)
   4188   1.27   thorpej 		ifmr->ifm_status |= IFM_AVALID;
   4189   1.27   thorpej 	if (sc->sc_flags & TULIPF_LINK_UP)
   4190   1.27   thorpej 		ifmr->ifm_status |= IFM_ACTIVE;
   4191   1.27   thorpej 	ifmr->ifm_active = ife->ifm_media;
   4192    1.7   thorpej }
   4193    1.7   thorpej 
   4194  1.138   thorpej static void
   4195  1.138   thorpej tlp_sia_fixup(struct tulip_softc *sc)
   4196    1.7   thorpej {
   4197   1.27   thorpej 	struct ifmedia_entry *ife;
   4198   1.27   thorpej 	struct tulip_21x4x_media *tm;
   4199   1.27   thorpej 	u_int32_t siaconn, siatxrx, siagen;
   4200    1.7   thorpej 
   4201   1.27   thorpej 	switch (sc->sc_chip) {
   4202   1.27   thorpej 	case TULIP_CHIP_82C115:
   4203   1.27   thorpej 	case TULIP_CHIP_MX98713A:
   4204   1.27   thorpej 	case TULIP_CHIP_MX98715:
   4205   1.27   thorpej 	case TULIP_CHIP_MX98715A:
   4206   1.71    castor 	case TULIP_CHIP_MX98715AEC_X:
   4207   1.27   thorpej 	case TULIP_CHIP_MX98725:
   4208   1.27   thorpej 		siaconn = PMAC_SIACONN_MASK;
   4209   1.27   thorpej 		siatxrx = PMAC_SIATXRX_MASK;
   4210   1.27   thorpej 		siagen  = PMAC_SIAGEN_MASK;
   4211    1.7   thorpej 		break;
   4212    1.7   thorpej 
   4213    1.7   thorpej 	default:
   4214   1.27   thorpej 		/* No fixups required on any other chips. */
   4215   1.27   thorpej 		return;
   4216    1.7   thorpej 	}
   4217   1.27   thorpej 
   4218   1.28   thorpej 	for (ife = TAILQ_FIRST(&sc->sc_mii.mii_media.ifm_list);
   4219   1.28   thorpej 	     ife != NULL; ife = TAILQ_NEXT(ife, ifm_list)) {
   4220   1.27   thorpej 		tm = ife->ifm_aux;
   4221   1.27   thorpej 		if (tm == NULL)
   4222   1.27   thorpej 			continue;
   4223   1.27   thorpej 
   4224   1.27   thorpej 		tm->tm_siaconn &= siaconn;
   4225   1.27   thorpej 		tm->tm_siatxrx &= siatxrx;
   4226   1.27   thorpej 		tm->tm_siagen  &= siagen;
   4227   1.27   thorpej 	}
   4228   1.27   thorpej }
   4229    1.7   thorpej 
   4230  1.138   thorpej static int
   4231  1.138   thorpej tlp_sia_set(struct tulip_softc *sc)
   4232    1.7   thorpej {
   4233  1.118       chs 
   4234  1.118       chs 	return (tlp_sia_media(sc, TULIP_CURRENT_MEDIA(sc)));
   4235  1.118       chs }
   4236  1.118       chs 
   4237  1.138   thorpej static int
   4238  1.138   thorpej tlp_sia_media(struct tulip_softc *sc, struct ifmedia_entry *ife)
   4239  1.118       chs {
   4240   1.27   thorpej 	struct tulip_21x4x_media *tm;
   4241   1.27   thorpej 
   4242   1.27   thorpej 	tm = ife->ifm_aux;
   4243   1.27   thorpej 
   4244   1.27   thorpej 	/*
   4245   1.27   thorpej 	 * XXX This appears to be necessary on a bunch of the clone chips.
   4246   1.27   thorpej 	 */
   4247   1.27   thorpej 	delay(20000);
   4248   1.27   thorpej 
   4249   1.27   thorpej 	/*
   4250   1.27   thorpej 	 * Idle the chip.
   4251   1.27   thorpej 	 */
   4252   1.27   thorpej 	tlp_idle(sc, OPMODE_ST|OPMODE_SR);
   4253   1.27   thorpej 
   4254   1.27   thorpej 	/*
   4255   1.27   thorpej 	 * Program the SIA.  It's important to write in this order,
   4256   1.27   thorpej 	 * resetting the SIA first.
   4257   1.27   thorpej 	 */
   4258   1.27   thorpej 	TULIP_WRITE(sc, CSR_SIACONN, 0);		/* SRL bit clear */
   4259   1.27   thorpej 	delay(1000);
   4260   1.27   thorpej 
   4261   1.27   thorpej 	TULIP_WRITE(sc, CSR_SIATXRX, tm->tm_siatxrx);
   4262    1.7   thorpej 
   4263   1.27   thorpej 	switch (sc->sc_chip) {
   4264   1.27   thorpej 	case TULIP_CHIP_21142:
   4265   1.27   thorpej 	case TULIP_CHIP_21143:
   4266   1.27   thorpej 		TULIP_WRITE(sc, CSR_SIAGEN, tm->tm_siagen | tm->tm_gpctl);
   4267   1.27   thorpej 		TULIP_WRITE(sc, CSR_SIAGEN, tm->tm_siagen | tm->tm_gpdata);
   4268   1.27   thorpej 		break;
   4269   1.27   thorpej 	default:
   4270  1.118       chs 		TULIP_WRITE(sc, CSR_SIAGEN, tm->tm_siagen);
   4271    1.7   thorpej 	}
   4272    1.7   thorpej 
   4273   1.27   thorpej 	TULIP_WRITE(sc, CSR_SIACONN, tm->tm_siaconn);
   4274   1.27   thorpej 
   4275   1.27   thorpej 	/*
   4276   1.27   thorpej 	 * Set the OPMODE bits for this media and write OPMODE.
   4277   1.27   thorpej 	 * This will resume the transmit and receive processes.
   4278   1.27   thorpej 	 */
   4279   1.27   thorpej 	sc->sc_opmode = (sc->sc_opmode & ~OPMODE_MEDIA_BITS) | tm->tm_opmode;
   4280   1.27   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   4281   1.27   thorpej 
   4282    1.7   thorpej 	return (0);
   4283   1.17   thorpej }
   4284   1.17   thorpej 
   4285   1.17   thorpej /*
   4286   1.27   thorpej  * 21140 GPIO utility functions.
   4287   1.17   thorpej  */
   4288  1.138   thorpej static void	tlp_21140_gpio_update_link(struct tulip_softc *);
   4289   1.19   thorpej 
   4290  1.138   thorpej static void
   4291  1.138   thorpej tlp_21140_gpio_update_link(struct tulip_softc *sc)
   4292   1.17   thorpej {
   4293   1.17   thorpej 	struct ifmedia_entry *ife;
   4294   1.27   thorpej 	struct tulip_21x4x_media *tm;
   4295   1.17   thorpej 
   4296   1.27   thorpej 	ife = TULIP_CURRENT_MEDIA(sc);
   4297   1.27   thorpej 	tm = ife->ifm_aux;
   4298   1.17   thorpej 
   4299   1.27   thorpej 	sc->sc_flags &= ~(TULIPF_LINK_UP|TULIPF_LINK_VALID);
   4300   1.17   thorpej 
   4301   1.27   thorpej 	if (tm->tm_actmask != 0) {
   4302   1.27   thorpej 		sc->sc_flags |= TULIPF_LINK_VALID;
   4303   1.27   thorpej 		if (TULIP_ISSET(sc, CSR_GPP, tm->tm_actmask) ==
   4304   1.27   thorpej 		    tm->tm_actdata)
   4305   1.27   thorpej 			sc->sc_flags |= TULIPF_LINK_UP;
   4306   1.17   thorpej 	}
   4307   1.27   thorpej }
   4308   1.27   thorpej 
   4309   1.27   thorpej void
   4310  1.138   thorpej tlp_21140_gpio_get(struct tulip_softc *sc, struct ifmediareq *ifmr)
   4311   1.27   thorpej {
   4312   1.27   thorpej 	struct ifmedia_entry *ife;
   4313   1.17   thorpej 
   4314   1.27   thorpej 	ifmr->ifm_status = 0;
   4315   1.27   thorpej 
   4316   1.27   thorpej 	tlp_21140_gpio_update_link(sc);
   4317   1.27   thorpej 
   4318   1.27   thorpej 	ife = TULIP_CURRENT_MEDIA(sc);
   4319   1.17   thorpej 
   4320   1.27   thorpej 	if (sc->sc_flags & TULIPF_LINK_VALID)
   4321   1.27   thorpej 		ifmr->ifm_status |= IFM_AVALID;
   4322   1.27   thorpej 	if (sc->sc_flags & TULIPF_LINK_UP)
   4323   1.27   thorpej 		ifmr->ifm_status |= IFM_ACTIVE;
   4324   1.27   thorpej 	ifmr->ifm_active = ife->ifm_media;
   4325   1.27   thorpej }
   4326   1.17   thorpej 
   4327   1.27   thorpej int
   4328  1.138   thorpej tlp_21140_gpio_set(struct tulip_softc *sc)
   4329   1.27   thorpej {
   4330   1.27   thorpej 	struct ifmedia_entry *ife;
   4331   1.27   thorpej 	struct tulip_21x4x_media *tm;
   4332   1.17   thorpej 
   4333   1.27   thorpej 	ife = TULIP_CURRENT_MEDIA(sc);
   4334   1.27   thorpej 	tm = ife->ifm_aux;
   4335   1.17   thorpej 
   4336   1.17   thorpej 	/*
   4337   1.27   thorpej 	 * Idle the chip.
   4338   1.17   thorpej 	 */
   4339   1.27   thorpej 	tlp_idle(sc, OPMODE_ST|OPMODE_SR);
   4340   1.17   thorpej 
   4341   1.27   thorpej 	/*
   4342   1.27   thorpej 	 * Set the GPIO pins for this media, to flip any
   4343   1.27   thorpej 	 * relays, etc.
   4344   1.27   thorpej 	 */
   4345   1.27   thorpej 	TULIP_WRITE(sc, CSR_GPP, GPP_GPC|sc->sc_gp_dir);
   4346   1.27   thorpej 	delay(10);
   4347   1.27   thorpej 	TULIP_WRITE(sc, CSR_GPP, tm->tm_gpdata);
   4348   1.17   thorpej 
   4349   1.27   thorpej 	/*
   4350   1.27   thorpej 	 * Set the OPMODE bits for this media and write OPMODE.
   4351   1.27   thorpej 	 * This will resume the transmit and receive processes.
   4352   1.27   thorpej 	 */
   4353   1.27   thorpej 	sc->sc_opmode = (sc->sc_opmode & ~OPMODE_MEDIA_BITS) | tm->tm_opmode;
   4354   1.27   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   4355   1.17   thorpej 
   4356   1.27   thorpej 	return (0);
   4357   1.27   thorpej }
   4358   1.17   thorpej 
   4359   1.27   thorpej /*
   4360   1.27   thorpej  * 21040 and 21041 media switches.
   4361   1.27   thorpej  */
   4362  1.138   thorpej static void	tlp_21040_tmsw_init(struct tulip_softc *);
   4363  1.138   thorpej static void	tlp_21040_tp_tmsw_init(struct tulip_softc *);
   4364  1.138   thorpej static void	tlp_21040_auibnc_tmsw_init(struct tulip_softc *);
   4365  1.138   thorpej static void	tlp_21041_tmsw_init(struct tulip_softc *);
   4366   1.17   thorpej 
   4367   1.27   thorpej const struct tulip_mediasw tlp_21040_mediasw = {
   4368   1.27   thorpej 	tlp_21040_tmsw_init, tlp_sia_get, tlp_sia_set
   4369   1.27   thorpej };
   4370   1.19   thorpej 
   4371   1.27   thorpej const struct tulip_mediasw tlp_21040_tp_mediasw = {
   4372   1.27   thorpej 	tlp_21040_tp_tmsw_init, tlp_sia_get, tlp_sia_set
   4373   1.27   thorpej };
   4374   1.19   thorpej 
   4375   1.27   thorpej const struct tulip_mediasw tlp_21040_auibnc_mediasw = {
   4376   1.27   thorpej 	tlp_21040_auibnc_tmsw_init, tlp_sia_get, tlp_sia_set
   4377   1.27   thorpej };
   4378   1.19   thorpej 
   4379   1.27   thorpej const struct tulip_mediasw tlp_21041_mediasw = {
   4380   1.27   thorpej 	tlp_21041_tmsw_init, tlp_sia_get, tlp_sia_set
   4381   1.27   thorpej };
   4382   1.19   thorpej 
   4383  1.138   thorpej static void
   4384  1.138   thorpej tlp_21040_tmsw_init(struct tulip_softc *sc)
   4385   1.27   thorpej {
   4386   1.27   thorpej 	static const u_int8_t media[] = {
   4387   1.27   thorpej 		TULIP_ROM_MB_MEDIA_TP,
   4388   1.27   thorpej 		TULIP_ROM_MB_MEDIA_TP_FDX,
   4389   1.27   thorpej 		TULIP_ROM_MB_MEDIA_AUI,
   4390   1.27   thorpej 	};
   4391   1.27   thorpej 	struct tulip_21x4x_media *tm;
   4392   1.19   thorpej 
   4393   1.27   thorpej 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   4394   1.27   thorpej 	    tlp_mediastatus);
   4395   1.19   thorpej 
   4396   1.27   thorpej 	tlp_add_srom_media(sc, 0, NULL, NULL, media, 3);
   4397   1.17   thorpej 
   4398   1.27   thorpej 	/*
   4399   1.27   thorpej 	 * No SROM type for External SIA.
   4400   1.27   thorpej 	 */
   4401  1.103   tsutsui 	tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);
   4402   1.27   thorpej 	tm->tm_name = "manual";
   4403   1.27   thorpej 	tm->tm_opmode = 0;
   4404   1.27   thorpej 	tm->tm_siaconn = SIACONN_21040_EXTSIA;
   4405   1.27   thorpej 	tm->tm_siatxrx = SIATXRX_21040_EXTSIA;
   4406   1.27   thorpej 	tm->tm_siagen  = SIAGEN_21040_EXTSIA;
   4407   1.27   thorpej 	ifmedia_add(&sc->sc_mii.mii_media,
   4408   1.27   thorpej 	    IFM_MAKEWORD(IFM_ETHER, IFM_MANUAL, 0, sc->sc_tlp_minst), 0, tm);
   4409   1.17   thorpej 
   4410   1.27   thorpej 	/*
   4411   1.27   thorpej 	 * XXX Autosense not yet supported.
   4412   1.27   thorpej 	 */
   4413   1.17   thorpej 
   4414   1.27   thorpej 	/* XXX This should be auto-sense. */
   4415   1.27   thorpej 	ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_10_T);
   4416   1.17   thorpej 
   4417   1.27   thorpej 	tlp_print_media(sc);
   4418   1.27   thorpej }
   4419   1.17   thorpej 
   4420  1.138   thorpej static void
   4421  1.138   thorpej tlp_21040_tp_tmsw_init(struct tulip_softc *sc)
   4422   1.27   thorpej {
   4423   1.27   thorpej 	static const u_int8_t media[] = {
   4424   1.27   thorpej 		TULIP_ROM_MB_MEDIA_TP,
   4425   1.27   thorpej 		TULIP_ROM_MB_MEDIA_TP_FDX,
   4426   1.27   thorpej 	};
   4427   1.17   thorpej 
   4428   1.27   thorpej 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   4429   1.27   thorpej 	    tlp_mediastatus);
   4430   1.17   thorpej 
   4431   1.27   thorpej 	tlp_add_srom_media(sc, 0, NULL, NULL, media, 2);
   4432   1.17   thorpej 
   4433   1.27   thorpej 	ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_10_T);
   4434   1.17   thorpej 
   4435   1.27   thorpej 	tlp_print_media(sc);
   4436   1.27   thorpej }
   4437   1.17   thorpej 
   4438  1.138   thorpej static void
   4439  1.138   thorpej tlp_21040_auibnc_tmsw_init(struct tulip_softc *sc)
   4440   1.27   thorpej {
   4441   1.27   thorpej 	static const u_int8_t media[] = {
   4442   1.27   thorpej 		TULIP_ROM_MB_MEDIA_AUI,
   4443   1.27   thorpej 	};
   4444   1.17   thorpej 
   4445   1.27   thorpej 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   4446   1.27   thorpej 	    tlp_mediastatus);
   4447   1.17   thorpej 
   4448   1.27   thorpej 	tlp_add_srom_media(sc, 0, NULL, NULL, media, 1);
   4449   1.17   thorpej 
   4450   1.27   thorpej 	ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_10_5);
   4451   1.17   thorpej 
   4452   1.27   thorpej 	tlp_print_media(sc);
   4453   1.27   thorpej }
   4454   1.27   thorpej 
   4455  1.138   thorpej static void
   4456  1.138   thorpej tlp_21041_tmsw_init(struct tulip_softc *sc)
   4457   1.27   thorpej {
   4458   1.27   thorpej 	static const u_int8_t media[] = {
   4459   1.27   thorpej 		TULIP_ROM_MB_MEDIA_TP,
   4460   1.27   thorpej 		TULIP_ROM_MB_MEDIA_TP_FDX,
   4461   1.27   thorpej 		TULIP_ROM_MB_MEDIA_BNC,
   4462   1.27   thorpej 		TULIP_ROM_MB_MEDIA_AUI,
   4463   1.27   thorpej 	};
   4464   1.27   thorpej 	int i, defmedia, devcnt, leaf_offset, mb_offset, m_cnt;
   4465   1.27   thorpej 	const struct tulip_srom_to_ifmedia *tsti;
   4466   1.27   thorpej 	struct tulip_21x4x_media *tm;
   4467   1.27   thorpej 	u_int16_t romdef;
   4468   1.27   thorpej 	u_int8_t mb;
   4469   1.17   thorpej 
   4470   1.27   thorpej 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   4471   1.27   thorpej 	    tlp_mediastatus);
   4472   1.17   thorpej 
   4473   1.27   thorpej 	if (tlp_isv_srom(sc->sc_srom) == 0) {
   4474   1.27   thorpej  not_isv_srom:
   4475   1.27   thorpej 		/*
   4476   1.27   thorpej 		 * If we have a board without the standard 21041 SROM format,
   4477   1.27   thorpej 		 * we just assume all media are present and try and pick a
   4478   1.27   thorpej 		 * reasonable default.
   4479   1.27   thorpej 		 */
   4480   1.27   thorpej 		tlp_add_srom_media(sc, 0, NULL, NULL, media, 4);
   4481   1.17   thorpej 
   4482   1.27   thorpej 		/*
   4483   1.27   thorpej 		 * XXX Autosense not yet supported.
   4484   1.27   thorpej 		 */
   4485   1.17   thorpej 
   4486   1.27   thorpej 		/* XXX This should be auto-sense. */
   4487   1.27   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_10_T);
   4488   1.17   thorpej 
   4489   1.27   thorpej 		tlp_print_media(sc);
   4490   1.27   thorpej 		return;
   4491   1.27   thorpej 	}
   4492   1.17   thorpej 
   4493   1.27   thorpej 	devcnt = sc->sc_srom[TULIP_ROM_CHIP_COUNT];
   4494   1.27   thorpej 	for (i = 0; i < devcnt; i++) {
   4495   1.27   thorpej 		if (sc->sc_srom[TULIP_ROM_CHIP_COUNT] == 1)
   4496   1.17   thorpej 			break;
   4497   1.27   thorpej 		if (sc->sc_srom[TULIP_ROM_CHIPn_DEVICE_NUMBER(i)] ==
   4498   1.27   thorpej 		    sc->sc_devno)
   4499   1.17   thorpej 			break;
   4500   1.27   thorpej 	}
   4501   1.17   thorpej 
   4502   1.27   thorpej 	if (i == devcnt)
   4503   1.27   thorpej 		goto not_isv_srom;
   4504   1.17   thorpej 
   4505   1.27   thorpej 	leaf_offset = TULIP_ROM_GETW(sc->sc_srom,
   4506   1.27   thorpej 	    TULIP_ROM_CHIPn_INFO_LEAF_OFFSET(i));
   4507   1.27   thorpej 	mb_offset = leaf_offset + TULIP_ROM_IL_MEDIAn_BLOCK_BASE;
   4508   1.27   thorpej 	m_cnt = sc->sc_srom[leaf_offset + TULIP_ROM_IL_MEDIA_COUNT];
   4509   1.17   thorpej 
   4510   1.27   thorpej 	for (; m_cnt != 0;
   4511   1.27   thorpej 	     m_cnt--, mb_offset += TULIP_ROM_MB_SIZE(mb)) {
   4512   1.27   thorpej 		mb = sc->sc_srom[mb_offset];
   4513  1.103   tsutsui 		tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);
   4514   1.27   thorpej 		switch (mb & TULIP_ROM_MB_MEDIA_CODE) {
   4515   1.27   thorpej 		case TULIP_ROM_MB_MEDIA_TP_FDX:
   4516   1.27   thorpej 		case TULIP_ROM_MB_MEDIA_TP:
   4517   1.27   thorpej 		case TULIP_ROM_MB_MEDIA_BNC:
   4518   1.27   thorpej 		case TULIP_ROM_MB_MEDIA_AUI:
   4519   1.27   thorpej 			tsti = tlp_srom_to_ifmedia(mb &
   4520   1.27   thorpej 			    TULIP_ROM_MB_MEDIA_CODE);
   4521   1.19   thorpej 
   4522   1.27   thorpej 			tlp_srom_media_info(sc, tsti, tm);
   4523   1.19   thorpej 
   4524   1.27   thorpej 			/*
   4525   1.27   thorpej 			 * Override our default SIA settings if the
   4526   1.27   thorpej 			 * SROM contains its own.
   4527   1.27   thorpej 			 */
   4528   1.27   thorpej 			if (mb & TULIP_ROM_MB_EXT) {
   4529   1.27   thorpej 				tm->tm_siaconn = TULIP_ROM_GETW(sc->sc_srom,
   4530   1.27   thorpej 				    mb_offset + TULIP_ROM_MB_CSR13);
   4531   1.27   thorpej 				tm->tm_siatxrx = TULIP_ROM_GETW(sc->sc_srom,
   4532   1.27   thorpej 				    mb_offset + TULIP_ROM_MB_CSR14);
   4533   1.27   thorpej 				tm->tm_siagen = TULIP_ROM_GETW(sc->sc_srom,
   4534   1.27   thorpej 				    mb_offset + TULIP_ROM_MB_CSR15);
   4535   1.27   thorpej 			}
   4536   1.17   thorpej 
   4537   1.27   thorpej 			ifmedia_add(&sc->sc_mii.mii_media,
   4538   1.27   thorpej 			    IFM_MAKEWORD(IFM_ETHER, tsti->tsti_subtype,
   4539   1.27   thorpej 			    tsti->tsti_options, sc->sc_tlp_minst), 0, tm);
   4540   1.27   thorpej 			break;
   4541   1.17   thorpej 
   4542   1.27   thorpej 		default:
   4543   1.27   thorpej 			printf("%s: unknown media code 0x%02x\n",
   4544   1.27   thorpej 			    sc->sc_dev.dv_xname,
   4545   1.27   thorpej 			    mb & TULIP_ROM_MB_MEDIA_CODE);
   4546   1.27   thorpej 			free(tm, M_DEVBUF);
   4547   1.27   thorpej 		}
   4548   1.17   thorpej 	}
   4549   1.17   thorpej 
   4550   1.17   thorpej 	/*
   4551   1.27   thorpej 	 * XXX Autosense not yet supported.
   4552   1.17   thorpej 	 */
   4553   1.17   thorpej 
   4554   1.27   thorpej 	romdef = TULIP_ROM_GETW(sc->sc_srom, leaf_offset +
   4555   1.27   thorpej 	    TULIP_ROM_IL_SELECT_CONN_TYPE);
   4556   1.27   thorpej 	switch (romdef) {
   4557   1.27   thorpej 	case SELECT_CONN_TYPE_TP:
   4558   1.27   thorpej 	case SELECT_CONN_TYPE_TP_AUTONEG:
   4559   1.27   thorpej 	case SELECT_CONN_TYPE_TP_NOLINKPASS:
   4560   1.27   thorpej 		defmedia = IFM_ETHER|IFM_10_T;
   4561   1.27   thorpej 		break;
   4562   1.19   thorpej 
   4563   1.27   thorpej 	case SELECT_CONN_TYPE_TP_FDX:
   4564   1.27   thorpej 		defmedia = IFM_ETHER|IFM_10_T|IFM_FDX;
   4565   1.27   thorpej 		break;
   4566   1.17   thorpej 
   4567   1.27   thorpej 	case SELECT_CONN_TYPE_BNC:
   4568   1.27   thorpej 		defmedia = IFM_ETHER|IFM_10_2;
   4569   1.27   thorpej 		break;
   4570   1.17   thorpej 
   4571   1.27   thorpej 	case SELECT_CONN_TYPE_AUI:
   4572   1.27   thorpej 		defmedia = IFM_ETHER|IFM_10_5;
   4573   1.27   thorpej 		break;
   4574   1.27   thorpej #if 0 /* XXX */
   4575   1.27   thorpej 	case SELECT_CONN_TYPE_ASENSE:
   4576   1.27   thorpej 	case SELECT_CONN_TYPE_ASENSE_AUTONEG:
   4577   1.27   thorpej 		defmedia = IFM_ETHER|IFM_AUTO;
   4578   1.19   thorpej 		break;
   4579   1.27   thorpej #endif
   4580   1.19   thorpej 	default:
   4581   1.27   thorpej 		defmedia = 0;
   4582   1.27   thorpej 	}
   4583   1.19   thorpej 
   4584   1.27   thorpej 	if (defmedia == 0) {
   4585   1.19   thorpej 		/*
   4586   1.27   thorpej 		 * XXX We should default to auto-sense.
   4587   1.19   thorpej 		 */
   4588   1.27   thorpej 		defmedia = IFM_ETHER|IFM_10_T;
   4589   1.19   thorpej 	}
   4590   1.19   thorpej 
   4591   1.27   thorpej 	ifmedia_set(&sc->sc_mii.mii_media, defmedia);
   4592   1.19   thorpej 
   4593   1.27   thorpej 	tlp_print_media(sc);
   4594    1.7   thorpej }
   4595    1.7   thorpej 
   4596    1.7   thorpej /*
   4597   1.27   thorpej  * DECchip 2114x ISV media switch.
   4598    1.1   thorpej  */
   4599  1.138   thorpej static void	tlp_2114x_isv_tmsw_init(struct tulip_softc *);
   4600  1.138   thorpej static void	tlp_2114x_isv_tmsw_get(struct tulip_softc *,
   4601  1.138   thorpej 		    struct ifmediareq *);
   4602  1.138   thorpej static int	tlp_2114x_isv_tmsw_set(struct tulip_softc *);
   4603    1.1   thorpej 
   4604   1.27   thorpej const struct tulip_mediasw tlp_2114x_isv_mediasw = {
   4605   1.27   thorpej 	tlp_2114x_isv_tmsw_init, tlp_2114x_isv_tmsw_get, tlp_2114x_isv_tmsw_set
   4606    1.1   thorpej };
   4607    1.1   thorpej 
   4608  1.138   thorpej static void	tlp_2114x_nway_get(struct tulip_softc *, struct ifmediareq *);
   4609  1.138   thorpej static int	tlp_2114x_nway_set(struct tulip_softc *);
   4610  1.108       chs 
   4611  1.138   thorpej static void	tlp_2114x_nway_statchg(struct device *);
   4612  1.138   thorpej static int	tlp_2114x_nway_service(struct tulip_softc *, int);
   4613  1.138   thorpej static void	tlp_2114x_nway_auto(struct tulip_softc *);
   4614  1.138   thorpej static void	tlp_2114x_nway_status(struct tulip_softc *);
   4615  1.108       chs 
   4616  1.138   thorpej static void
   4617  1.138   thorpej tlp_2114x_isv_tmsw_init(struct tulip_softc *sc)
   4618    1.1   thorpej {
   4619    1.1   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   4620   1.27   thorpej 	struct ifmedia_entry *ife;
   4621   1.27   thorpej 	struct mii_softc *phy;
   4622   1.27   thorpej 	struct tulip_21x4x_media *tm;
   4623   1.27   thorpej 	const struct tulip_srom_to_ifmedia *tsti;
   4624   1.27   thorpej 	int i, devcnt, leaf_offset, m_cnt, type, length;
   4625   1.27   thorpej 	int defmedia, miidef;
   4626   1.27   thorpej 	u_int16_t word;
   4627   1.27   thorpej 	u_int8_t *cp, *ncp;
   4628   1.27   thorpej 
   4629   1.27   thorpej 	defmedia = miidef = 0;
   4630    1.1   thorpej 
   4631    1.1   thorpej 	sc->sc_mii.mii_ifp = ifp;
   4632   1.33   thorpej 	sc->sc_mii.mii_readreg = tlp_bitbang_mii_readreg;
   4633   1.33   thorpej 	sc->sc_mii.mii_writereg = tlp_bitbang_mii_writereg;
   4634    1.5   thorpej 	sc->sc_mii.mii_statchg = sc->sc_statchg;
   4635   1.27   thorpej 
   4636   1.27   thorpej 	/*
   4637   1.27   thorpej 	 * Ignore `instance'; we may get a mixture of SIA and MII
   4638   1.27   thorpej 	 * media, and `instance' is used to isolate or select the
   4639   1.27   thorpej 	 * PHY on the MII as appropriate.  Note that duplicate media
   4640   1.27   thorpej 	 * are disallowed, so ignoring `instance' is safe.
   4641   1.27   thorpej 	 */
   4642   1.27   thorpej 	ifmedia_init(&sc->sc_mii.mii_media, IFM_IMASK, tlp_mediachange,
   4643    1.1   thorpej 	    tlp_mediastatus);
   4644    1.1   thorpej 
   4645   1.27   thorpej 	devcnt = sc->sc_srom[TULIP_ROM_CHIP_COUNT];
   4646   1.27   thorpej 	for (i = 0; i < devcnt; i++) {
   4647   1.27   thorpej 		if (sc->sc_srom[TULIP_ROM_CHIP_COUNT] == 1)
   4648   1.27   thorpej 			break;
   4649   1.27   thorpej 		if (sc->sc_srom[TULIP_ROM_CHIPn_DEVICE_NUMBER(i)] ==
   4650   1.27   thorpej 		    sc->sc_devno)
   4651   1.27   thorpej 			break;
   4652   1.27   thorpej 	}
   4653   1.27   thorpej 
   4654   1.27   thorpej 	if (i == devcnt) {
   4655   1.27   thorpej 		printf("%s: unable to locate info leaf in SROM\n",
   4656   1.27   thorpej 		    sc->sc_dev.dv_xname);
   4657   1.27   thorpej 		return;
   4658   1.27   thorpej 	}
   4659   1.27   thorpej 
   4660   1.27   thorpej 	leaf_offset = TULIP_ROM_GETW(sc->sc_srom,
   4661   1.27   thorpej 	    TULIP_ROM_CHIPn_INFO_LEAF_OFFSET(i));
   4662   1.27   thorpej 
   4663   1.27   thorpej 	/* XXX SELECT CONN TYPE */
   4664    1.1   thorpej 
   4665   1.27   thorpej 	cp = &sc->sc_srom[leaf_offset + TULIP_ROM_IL_MEDIA_COUNT];
   4666    1.1   thorpej 
   4667   1.27   thorpej 	/*
   4668   1.27   thorpej 	 * On some chips, the first thing in the Info Leaf is the
   4669   1.27   thorpej 	 * GPIO pin direction data.
   4670   1.27   thorpej 	 */
   4671   1.27   thorpej 	switch (sc->sc_chip) {
   4672   1.27   thorpej 	case TULIP_CHIP_21140:
   4673   1.27   thorpej 	case TULIP_CHIP_21140A:
   4674   1.27   thorpej 	case TULIP_CHIP_MX98713:
   4675   1.27   thorpej 	case TULIP_CHIP_AX88140:
   4676   1.27   thorpej 	case TULIP_CHIP_AX88141:
   4677   1.27   thorpej 		sc->sc_gp_dir = *cp++;
   4678   1.27   thorpej 		break;
   4679    1.6   thorpej 
   4680   1.27   thorpej 	default:
   4681   1.27   thorpej 		/* Nothing. */
   4682   1.91       cgd 		break;
   4683   1.27   thorpej 	}
   4684    1.6   thorpej 
   4685   1.27   thorpej 	/* Get the media count. */
   4686   1.27   thorpej 	m_cnt = *cp++;
   4687    1.1   thorpej 
   4688  1.128     jkunz 	if (m_cnt == 0) {
   4689  1.128     jkunz 		sc->sc_mediasw = &tlp_sio_mii_mediasw;
   4690  1.128     jkunz 		(*sc->sc_mediasw->tmsw_init)(sc);
   4691  1.128     jkunz 		return;
   4692  1.128     jkunz 	}
   4693  1.128     jkunz 
   4694   1.27   thorpej 	for (; m_cnt != 0; cp = ncp, m_cnt--) {
   4695   1.27   thorpej 		/*
   4696   1.27   thorpej 		 * Determine the type and length of this media block.
   4697  1.104       chs 		 * The 21143 is spec'd to always use extended format blocks,
   4698  1.104       chs 		 * but some cards don't set the bit to indicate this.
   4699  1.104       chs 		 * Hopefully there are no cards which really don't use
   4700  1.104       chs 		 * extended format blocks.
   4701   1.27   thorpej 		 */
   4702  1.104       chs 		if ((*cp & 0x80) == 0 && sc->sc_chip != TULIP_CHIP_21143) {
   4703   1.27   thorpej 			length = 4;
   4704   1.27   thorpej 			type = TULIP_ROM_MB_21140_GPR;
   4705   1.27   thorpej 		} else {
   4706   1.27   thorpej 			length = (*cp++ & 0x7f) - 1;
   4707   1.27   thorpej 			type = *cp++ & 0x3f;
   4708   1.27   thorpej 		}
   4709    1.6   thorpej 
   4710   1.27   thorpej 		/* Compute the start of the next block. */
   4711   1.27   thorpej 		ncp = cp + length;
   4712    1.6   thorpej 
   4713   1.27   thorpej 		/* Now, parse the block. */
   4714   1.27   thorpej 		switch (type) {
   4715   1.27   thorpej 		case TULIP_ROM_MB_21140_GPR:
   4716   1.27   thorpej 			tlp_get_minst(sc);
   4717   1.27   thorpej 			sc->sc_media_seen |= 1 << TULIP_ROM_MB_21140_GPR;
   4718    1.6   thorpej 
   4719  1.103   tsutsui 			tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);
   4720    1.6   thorpej 
   4721   1.27   thorpej 			tm->tm_type = TULIP_ROM_MB_21140_GPR;
   4722   1.27   thorpej 			tm->tm_get = tlp_21140_gpio_get;
   4723   1.27   thorpej 			tm->tm_set = tlp_21140_gpio_set;
   4724    1.6   thorpej 
   4725   1.27   thorpej 			/* First is the media type code. */
   4726   1.27   thorpej 			tsti = tlp_srom_to_ifmedia(cp[0] &
   4727   1.27   thorpej 			    TULIP_ROM_MB_MEDIA_CODE);
   4728   1.27   thorpej 			if (tsti == NULL) {
   4729   1.27   thorpej 				/* Invalid media code. */
   4730   1.27   thorpej 				free(tm, M_DEVBUF);
   4731   1.27   thorpej 				break;
   4732   1.27   thorpej 			}
   4733  1.135     perry 
   4734   1.27   thorpej 			/* Get defaults. */
   4735   1.27   thorpej 			tlp_srom_media_info(sc, tsti, tm);
   4736    1.6   thorpej 
   4737   1.27   thorpej 			/* Next is any GPIO info for this media. */
   4738   1.27   thorpej 			tm->tm_gpdata = cp[1];
   4739    1.6   thorpej 
   4740   1.27   thorpej 			/*
   4741   1.27   thorpej 			 * Next is a word containing OPMODE information
   4742   1.27   thorpej 			 * and info on how to detect if this media is
   4743   1.27   thorpej 			 * active.
   4744   1.27   thorpej 			 */
   4745   1.27   thorpej 			word = TULIP_ROM_GETW(cp, 2);
   4746  1.107   mycroft 			tm->tm_opmode &= OPMODE_FD;
   4747  1.107   mycroft 			tm->tm_opmode |= TULIP_ROM_MB_OPMODE(word);
   4748   1.27   thorpej 			if ((word & TULIP_ROM_MB_NOINDICATOR) == 0) {
   4749   1.27   thorpej 				tm->tm_actmask =
   4750   1.27   thorpej 				    TULIP_ROM_MB_BITPOS(word);
   4751   1.27   thorpej 				tm->tm_actdata =
   4752   1.27   thorpej 				    (word & TULIP_ROM_MB_POLARITY) ?
   4753   1.27   thorpej 				    0 : tm->tm_actmask;
   4754   1.27   thorpej 			}
   4755    1.7   thorpej 
   4756   1.27   thorpej 			ifmedia_add(&sc->sc_mii.mii_media,
   4757   1.27   thorpej 			    IFM_MAKEWORD(IFM_ETHER, tsti->tsti_subtype,
   4758   1.27   thorpej 			    tsti->tsti_options, sc->sc_tlp_minst), 0, tm);
   4759   1.27   thorpej 			break;
   4760    1.6   thorpej 
   4761   1.27   thorpej 		case TULIP_ROM_MB_21140_MII:
   4762   1.27   thorpej 			sc->sc_media_seen |= 1 << TULIP_ROM_MB_21140_MII;
   4763    1.1   thorpej 
   4764  1.103   tsutsui 			tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);
   4765    1.1   thorpej 
   4766   1.27   thorpej 			tm->tm_type = TULIP_ROM_MB_21140_MII;
   4767   1.27   thorpej 			tm->tm_get = tlp_mii_getmedia;
   4768   1.27   thorpej 			tm->tm_set = tlp_mii_setmedia;
   4769   1.27   thorpej 			tm->tm_opmode = OPMODE_PS;
   4770    1.1   thorpej 
   4771   1.27   thorpej 			if (sc->sc_reset == NULL)
   4772   1.27   thorpej 				sc->sc_reset = tlp_21140_reset;
   4773    1.1   thorpej 
   4774   1.27   thorpej 			/* First is the PHY number. */
   4775   1.27   thorpej 			tm->tm_phyno = *cp++;
   4776   1.15   thorpej 
   4777   1.27   thorpej 			/* Next is the MII select sequence length and offset. */
   4778   1.27   thorpej 			tm->tm_gp_length = *cp++;
   4779   1.27   thorpej 			tm->tm_gp_offset = cp - &sc->sc_srom[0];
   4780   1.27   thorpej 			cp += tm->tm_gp_length;
   4781    1.1   thorpej 
   4782   1.27   thorpej 			/* Next is the MII reset sequence length and offset. */
   4783   1.27   thorpej 			tm->tm_reset_length = *cp++;
   4784   1.27   thorpej 			tm->tm_reset_offset = cp - &sc->sc_srom[0];
   4785   1.27   thorpej 			cp += tm->tm_reset_length;
   4786    1.6   thorpej 
   4787   1.27   thorpej 			/*
   4788   1.27   thorpej 			 * The following items are left in the media block
   4789   1.27   thorpej 			 * that we don't particularly care about:
   4790   1.27   thorpej 			 *
   4791   1.27   thorpej 			 *	capabilities		W
   4792   1.27   thorpej 			 *	advertisement		W
   4793   1.27   thorpej 			 *	full duplex		W
   4794   1.27   thorpej 			 *	tx threshold		W
   4795   1.27   thorpej 			 *
   4796   1.27   thorpej 			 * These appear to be bits in the PHY registers,
   4797   1.27   thorpej 			 * which our MII code handles on its own.
   4798   1.27   thorpej 			 */
   4799    1.7   thorpej 
   4800   1.27   thorpej 			/*
   4801   1.27   thorpej 			 * Before we probe the MII bus, we need to reset
   4802   1.27   thorpej 			 * it and issue the selection sequence.
   4803   1.27   thorpej 			 */
   4804    1.7   thorpej 
   4805   1.27   thorpej 			/* Set the direction of the pins... */
   4806   1.27   thorpej 			TULIP_WRITE(sc, CSR_GPP, GPP_GPC|sc->sc_gp_dir);
   4807    1.7   thorpej 
   4808   1.27   thorpej 			for (i = 0; i < tm->tm_reset_length; i++) {
   4809   1.27   thorpej 				delay(10);
   4810   1.27   thorpej 				TULIP_WRITE(sc, CSR_GPP,
   4811   1.27   thorpej 				    sc->sc_srom[tm->tm_reset_offset + i]);
   4812   1.27   thorpej 			}
   4813    1.7   thorpej 
   4814   1.27   thorpej 			for (i = 0; i < tm->tm_gp_length; i++) {
   4815   1.27   thorpej 				delay(10);
   4816   1.27   thorpej 				TULIP_WRITE(sc, CSR_GPP,
   4817   1.27   thorpej 				    sc->sc_srom[tm->tm_gp_offset + i]);
   4818   1.27   thorpej 			}
   4819    1.7   thorpej 
   4820   1.27   thorpej 			/* If there were no sequences, just lower the pins. */
   4821   1.27   thorpej 			if (tm->tm_reset_length == 0 && tm->tm_gp_length == 0) {
   4822   1.27   thorpej 				delay(10);
   4823   1.27   thorpej 				TULIP_WRITE(sc, CSR_GPP, 0);
   4824   1.27   thorpej 			}
   4825    1.7   thorpej 
   4826   1.27   thorpej 			/*
   4827   1.27   thorpej 			 * Now, probe the MII for the PHY.  Note, we know
   4828   1.27   thorpej 			 * the location of the PHY on the bus, but we don't
   4829   1.27   thorpej 			 * particularly care; the MII code just likes to
   4830   1.27   thorpej 			 * search the whole thing anyhow.
   4831   1.27   thorpej 			 */
   4832   1.43   thorpej 			mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff,
   4833   1.44   thorpej 			    MII_PHY_ANY, tm->tm_phyno, 0);
   4834    1.7   thorpej 
   4835   1.27   thorpej 			/*
   4836   1.27   thorpej 			 * Now, search for the PHY we hopefully just
   4837   1.27   thorpej 			 * configured.  If it's not configured into the
   4838   1.27   thorpej 			 * kernel, we lose.  The PHY's default media always
   4839   1.27   thorpej 			 * takes priority.
   4840   1.27   thorpej 			 */
   4841   1.27   thorpej 			for (phy = LIST_FIRST(&sc->sc_mii.mii_phys);
   4842   1.27   thorpej 			     phy != NULL;
   4843   1.27   thorpej 			     phy = LIST_NEXT(phy, mii_list))
   4844   1.27   thorpej 				if (phy->mii_offset == tm->tm_phyno)
   4845   1.27   thorpej 					break;
   4846   1.27   thorpej 			if (phy == NULL) {
   4847   1.27   thorpej 				printf("%s: unable to configure MII\n",
   4848   1.27   thorpej 				    sc->sc_dev.dv_xname);
   4849   1.27   thorpej 				break;
   4850   1.27   thorpej 			}
   4851    1.6   thorpej 
   4852   1.27   thorpej 			sc->sc_flags |= TULIPF_HAS_MII;
   4853   1.27   thorpej 			sc->sc_tick = tlp_mii_tick;
   4854   1.27   thorpej 			miidef = IFM_MAKEWORD(IFM_ETHER, IFM_AUTO, 0,
   4855   1.27   thorpej 			    phy->mii_inst);
   4856    1.6   thorpej 
   4857   1.27   thorpej 			/*
   4858   1.27   thorpej 			 * Okay, now that we've found the PHY and the MII
   4859   1.27   thorpej 			 * layer has added all of the media associated
   4860   1.27   thorpej 			 * with that PHY, we need to traverse the media
   4861   1.27   thorpej 			 * list, and add our `tm' to each entry's `aux'
   4862   1.27   thorpej 			 * pointer.
   4863   1.27   thorpej 			 *
   4864   1.27   thorpej 			 * We do this by looking for media with our
   4865   1.27   thorpej 			 * PHY's `instance'.
   4866   1.27   thorpej 			 */
   4867   1.28   thorpej 			for (ife = TAILQ_FIRST(&sc->sc_mii.mii_media.ifm_list);
   4868   1.27   thorpej 			     ife != NULL;
   4869   1.28   thorpej 			     ife = TAILQ_NEXT(ife, ifm_list)) {
   4870   1.27   thorpej 				if (IFM_INST(ife->ifm_media) != phy->mii_inst)
   4871   1.27   thorpej 					continue;
   4872   1.27   thorpej 				ife->ifm_aux = tm;
   4873   1.27   thorpej 			}
   4874   1.27   thorpej 			break;
   4875    1.6   thorpej 
   4876   1.27   thorpej 		case TULIP_ROM_MB_21142_SIA:
   4877   1.27   thorpej 			tlp_get_minst(sc);
   4878   1.27   thorpej 			sc->sc_media_seen |= 1 << TULIP_ROM_MB_21142_SIA;
   4879    1.6   thorpej 
   4880  1.103   tsutsui 			tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);
   4881    1.6   thorpej 
   4882   1.27   thorpej 			tm->tm_type = TULIP_ROM_MB_21142_SIA;
   4883   1.27   thorpej 			tm->tm_get = tlp_sia_get;
   4884   1.27   thorpej 			tm->tm_set = tlp_sia_set;
   4885    1.6   thorpej 
   4886   1.27   thorpej 			/* First is the media type code. */
   4887   1.27   thorpej 			tsti = tlp_srom_to_ifmedia(cp[0] &
   4888   1.27   thorpej 			    TULIP_ROM_MB_MEDIA_CODE);
   4889   1.27   thorpej 			if (tsti == NULL) {
   4890   1.27   thorpej 				/* Invalid media code. */
   4891   1.27   thorpej 				free(tm, M_DEVBUF);
   4892   1.27   thorpej 				break;
   4893   1.27   thorpej 			}
   4894    1.6   thorpej 
   4895   1.27   thorpej 			/* Get defaults. */
   4896   1.27   thorpej 			tlp_srom_media_info(sc, tsti, tm);
   4897    1.6   thorpej 
   4898    1.6   thorpej 			/*
   4899   1.27   thorpej 			 * Override our default SIA settings if the
   4900   1.27   thorpej 			 * SROM contains its own.
   4901    1.6   thorpej 			 */
   4902   1.27   thorpej 			if (cp[0] & 0x40) {
   4903   1.27   thorpej 				tm->tm_siaconn = TULIP_ROM_GETW(cp, 1);
   4904   1.27   thorpej 				tm->tm_siatxrx = TULIP_ROM_GETW(cp, 3);
   4905   1.27   thorpej 				tm->tm_siagen  = TULIP_ROM_GETW(cp, 5);
   4906   1.27   thorpej 				cp += 7;
   4907   1.27   thorpej 			} else
   4908   1.27   thorpej 				cp++;
   4909   1.27   thorpej 
   4910   1.27   thorpej 			/* Next is GPIO control/data. */
   4911  1.109   mycroft 			tm->tm_gpctl  = TULIP_ROM_GETW(cp, 0) << 16;
   4912  1.109   mycroft 			tm->tm_gpdata = TULIP_ROM_GETW(cp, 2) << 16;
   4913   1.27   thorpej 
   4914   1.27   thorpej 			ifmedia_add(&sc->sc_mii.mii_media,
   4915   1.27   thorpej 			    IFM_MAKEWORD(IFM_ETHER, tsti->tsti_subtype,
   4916   1.27   thorpej 			    tsti->tsti_options, sc->sc_tlp_minst), 0, tm);
   4917   1.27   thorpej 			break;
   4918    1.6   thorpej 
   4919   1.27   thorpej 		case TULIP_ROM_MB_21142_MII:
   4920   1.33   thorpej 			sc->sc_media_seen |= 1 << TULIP_ROM_MB_21142_MII;
   4921   1.33   thorpej 
   4922  1.103   tsutsui 			tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);
   4923   1.33   thorpej 
   4924   1.33   thorpej 			tm->tm_type = TULIP_ROM_MB_21142_MII;
   4925   1.33   thorpej 			tm->tm_get = tlp_mii_getmedia;
   4926   1.33   thorpej 			tm->tm_set = tlp_mii_setmedia;
   4927   1.33   thorpej 			tm->tm_opmode = OPMODE_PS;
   4928   1.33   thorpej 
   4929   1.33   thorpej 			if (sc->sc_reset == NULL)
   4930   1.33   thorpej 				sc->sc_reset = tlp_21142_reset;
   4931   1.33   thorpej 
   4932   1.33   thorpej 			/* First is the PHY number. */
   4933   1.33   thorpej 			tm->tm_phyno = *cp++;
   4934   1.33   thorpej 
   4935   1.33   thorpej 			/* Next is the MII select sequence length and offset. */
   4936   1.33   thorpej 			tm->tm_gp_length = *cp++;
   4937   1.33   thorpej 			tm->tm_gp_offset = cp - &sc->sc_srom[0];
   4938   1.33   thorpej 			cp += tm->tm_gp_length * 2;
   4939   1.33   thorpej 
   4940   1.33   thorpej 			/* Next is the MII reset sequence length and offset. */
   4941   1.33   thorpej 			tm->tm_reset_length = *cp++;
   4942   1.33   thorpej 			tm->tm_reset_offset = cp - &sc->sc_srom[0];
   4943   1.33   thorpej 			cp += tm->tm_reset_length * 2;
   4944   1.33   thorpej 
   4945   1.33   thorpej 			/*
   4946   1.33   thorpej 			 * The following items are left in the media block
   4947   1.33   thorpej 			 * that we don't particularly care about:
   4948   1.33   thorpej 			 *
   4949   1.33   thorpej 			 *	capabilities		W
   4950   1.33   thorpej 			 *	advertisement		W
   4951   1.33   thorpej 			 *	full duplex		W
   4952   1.33   thorpej 			 *	tx threshold		W
   4953   1.33   thorpej 			 *	MII interrupt		W
   4954   1.33   thorpej 			 *
   4955   1.33   thorpej 			 * These appear to be bits in the PHY registers,
   4956   1.33   thorpej 			 * which our MII code handles on its own.
   4957   1.33   thorpej 			 */
   4958   1.33   thorpej 
   4959   1.33   thorpej 			/*
   4960   1.33   thorpej 			 * Before we probe the MII bus, we need to reset
   4961   1.33   thorpej 			 * it and issue the selection sequence.
   4962   1.33   thorpej 			 */
   4963   1.33   thorpej 
   4964  1.105       chs 			cp = &sc->sc_srom[tm->tm_reset_offset];
   4965  1.105       chs 			for (i = 0; i < tm->tm_reset_length; i++, cp += 2) {
   4966   1.33   thorpej 				delay(10);
   4967   1.33   thorpej 				TULIP_WRITE(sc, CSR_SIAGEN,
   4968  1.105       chs 				    TULIP_ROM_GETW(cp, 0) << 16);
   4969   1.33   thorpej 			}
   4970   1.33   thorpej 
   4971  1.105       chs 			cp = &sc->sc_srom[tm->tm_gp_offset];
   4972  1.105       chs 			for (i = 0; i < tm->tm_gp_length; i++, cp += 2) {
   4973   1.33   thorpej 				delay(10);
   4974   1.33   thorpej 				TULIP_WRITE(sc, CSR_SIAGEN,
   4975  1.105       chs 				    TULIP_ROM_GETW(cp, 0) << 16);
   4976   1.33   thorpej 			}
   4977   1.33   thorpej 
   4978   1.33   thorpej 			/* If there were no sequences, just lower the pins. */
   4979   1.33   thorpej 			if (tm->tm_reset_length == 0 && tm->tm_gp_length == 0) {
   4980   1.33   thorpej 				delay(10);
   4981   1.33   thorpej 				TULIP_WRITE(sc, CSR_SIAGEN, 0);
   4982   1.33   thorpej 			}
   4983   1.33   thorpej 
   4984   1.33   thorpej 			/*
   4985   1.33   thorpej 			 * Now, probe the MII for the PHY.  Note, we know
   4986   1.33   thorpej 			 * the location of the PHY on the bus, but we don't
   4987   1.33   thorpej 			 * particularly care; the MII code just likes to
   4988   1.33   thorpej 			 * search the whole thing anyhow.
   4989   1.33   thorpej 			 */
   4990   1.43   thorpej 			mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff,
   4991   1.44   thorpej 			    MII_PHY_ANY, tm->tm_phyno, 0);
   4992   1.33   thorpej 
   4993   1.33   thorpej 			/*
   4994   1.33   thorpej 			 * Now, search for the PHY we hopefully just
   4995   1.33   thorpej 			 * configured.  If it's not configured into the
   4996   1.33   thorpej 			 * kernel, we lose.  The PHY's default media always
   4997   1.33   thorpej 			 * takes priority.
   4998   1.33   thorpej 			 */
   4999   1.33   thorpej 			for (phy = LIST_FIRST(&sc->sc_mii.mii_phys);
   5000   1.33   thorpej 			     phy != NULL;
   5001   1.33   thorpej 			     phy = LIST_NEXT(phy, mii_list))
   5002   1.33   thorpej 				if (phy->mii_offset == tm->tm_phyno)
   5003   1.33   thorpej 					break;
   5004   1.33   thorpej 			if (phy == NULL) {
   5005   1.33   thorpej 				printf("%s: unable to configure MII\n",
   5006   1.33   thorpej 				    sc->sc_dev.dv_xname);
   5007   1.33   thorpej 				break;
   5008   1.33   thorpej 			}
   5009   1.33   thorpej 
   5010   1.33   thorpej 			sc->sc_flags |= TULIPF_HAS_MII;
   5011   1.33   thorpej 			sc->sc_tick = tlp_mii_tick;
   5012   1.33   thorpej 			miidef = IFM_MAKEWORD(IFM_ETHER, IFM_AUTO, 0,
   5013   1.33   thorpej 			    phy->mii_inst);
   5014   1.33   thorpej 
   5015   1.33   thorpej 			/*
   5016   1.33   thorpej 			 * Okay, now that we've found the PHY and the MII
   5017   1.33   thorpej 			 * layer has added all of the media associated
   5018   1.33   thorpej 			 * with that PHY, we need to traverse the media
   5019   1.33   thorpej 			 * list, and add our `tm' to each entry's `aux'
   5020   1.33   thorpej 			 * pointer.
   5021   1.33   thorpej 			 *
   5022   1.33   thorpej 			 * We do this by looking for media with our
   5023   1.33   thorpej 			 * PHY's `instance'.
   5024   1.33   thorpej 			 */
   5025   1.33   thorpej 			for (ife = TAILQ_FIRST(&sc->sc_mii.mii_media.ifm_list);
   5026   1.33   thorpej 			     ife != NULL;
   5027   1.33   thorpej 			     ife = TAILQ_NEXT(ife, ifm_list)) {
   5028   1.33   thorpej 				if (IFM_INST(ife->ifm_media) != phy->mii_inst)
   5029   1.33   thorpej 					continue;
   5030   1.33   thorpej 				ife->ifm_aux = tm;
   5031   1.33   thorpej 			}
   5032   1.27   thorpej 			break;
   5033    1.6   thorpej 
   5034   1.27   thorpej 		case TULIP_ROM_MB_21143_SYM:
   5035   1.27   thorpej 			tlp_get_minst(sc);
   5036   1.27   thorpej 			sc->sc_media_seen |= 1 << TULIP_ROM_MB_21143_SYM;
   5037    1.6   thorpej 
   5038  1.103   tsutsui 			tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);
   5039    1.6   thorpej 
   5040   1.27   thorpej 			tm->tm_type = TULIP_ROM_MB_21143_SYM;
   5041   1.27   thorpej 			tm->tm_get = tlp_sia_get;
   5042   1.27   thorpej 			tm->tm_set = tlp_sia_set;
   5043    1.6   thorpej 
   5044   1.27   thorpej 			/* First is the media type code. */
   5045   1.27   thorpej 			tsti = tlp_srom_to_ifmedia(cp[0] &
   5046   1.27   thorpej 			    TULIP_ROM_MB_MEDIA_CODE);
   5047   1.27   thorpej 			if (tsti == NULL) {
   5048   1.27   thorpej 				/* Invalid media code. */
   5049   1.27   thorpej 				free(tm, M_DEVBUF);
   5050   1.27   thorpej 				break;
   5051   1.27   thorpej 			}
   5052    1.6   thorpej 
   5053   1.27   thorpej 			/* Get defaults. */
   5054   1.27   thorpej 			tlp_srom_media_info(sc, tsti, tm);
   5055    1.6   thorpej 
   5056   1.27   thorpej 			/* Next is GPIO control/data. */
   5057  1.109   mycroft 			tm->tm_gpctl  = TULIP_ROM_GETW(cp, 1) << 16;
   5058  1.109   mycroft 			tm->tm_gpdata = TULIP_ROM_GETW(cp, 3) << 16;
   5059    1.6   thorpej 
   5060   1.27   thorpej 			/*
   5061   1.27   thorpej 			 * Next is a word containing OPMODE information
   5062   1.27   thorpej 			 * and info on how to detect if this media is
   5063   1.27   thorpej 			 * active.
   5064   1.27   thorpej 			 */
   5065   1.27   thorpej 			word = TULIP_ROM_GETW(cp, 5);
   5066  1.107   mycroft 			tm->tm_opmode &= OPMODE_FD;
   5067  1.107   mycroft 			tm->tm_opmode |= TULIP_ROM_MB_OPMODE(word);
   5068   1.27   thorpej 			if ((word & TULIP_ROM_MB_NOINDICATOR) == 0) {
   5069   1.27   thorpej 				tm->tm_actmask =
   5070   1.27   thorpej 				    TULIP_ROM_MB_BITPOS(word);
   5071   1.27   thorpej 				tm->tm_actdata =
   5072   1.27   thorpej 				    (word & TULIP_ROM_MB_POLARITY) ?
   5073   1.27   thorpej 				    0 : tm->tm_actmask;
   5074   1.27   thorpej 			}
   5075    1.6   thorpej 
   5076   1.27   thorpej 			ifmedia_add(&sc->sc_mii.mii_media,
   5077   1.27   thorpej 			    IFM_MAKEWORD(IFM_ETHER, tsti->tsti_subtype,
   5078   1.27   thorpej 			    tsti->tsti_options, sc->sc_tlp_minst), 0, tm);
   5079   1.27   thorpej 			break;
   5080    1.6   thorpej 
   5081   1.27   thorpej 		case TULIP_ROM_MB_21143_RESET:
   5082   1.27   thorpej 			printf("%s: 21143 reset block\n", sc->sc_dev.dv_xname);
   5083   1.27   thorpej 			break;
   5084    1.6   thorpej 
   5085   1.27   thorpej 		default:
   5086   1.27   thorpej 			printf("%s: unknown ISV media block type 0x%02x\n",
   5087   1.27   thorpej 			    sc->sc_dev.dv_xname, type);
   5088    1.6   thorpej 		}
   5089   1.27   thorpej 	}
   5090   1.27   thorpej 
   5091   1.27   thorpej 	/*
   5092   1.27   thorpej 	 * Deal with the case where no media is configured.
   5093   1.27   thorpej 	 */
   5094   1.28   thorpej 	if (TAILQ_FIRST(&sc->sc_mii.mii_media.ifm_list) == NULL) {
   5095   1.27   thorpej 		printf("%s: no media found!\n", sc->sc_dev.dv_xname);
   5096   1.27   thorpej 		ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0, NULL);
   5097   1.27   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE);
   5098   1.27   thorpej 		return;
   5099   1.27   thorpej 	}
   5100    1.6   thorpej 
   5101   1.27   thorpej 	/*
   5102   1.27   thorpej 	 * Pick the default media.
   5103   1.27   thorpej 	 */
   5104   1.27   thorpej 	if (miidef != 0)
   5105   1.27   thorpej 		defmedia = miidef;
   5106   1.27   thorpej 	else {
   5107  1.108       chs 		switch (sc->sc_chip) {
   5108  1.108       chs 		case TULIP_CHIP_21140:
   5109  1.108       chs 		case TULIP_CHIP_21140A:
   5110  1.108       chs 			/* XXX should come from SROM */
   5111  1.108       chs 			defmedia = IFM_MAKEWORD(IFM_ETHER, IFM_10_T, 0, 0);
   5112  1.121   minoura 			if (ifmedia_match(&sc->sc_mii.mii_media, defmedia,
   5113  1.121   minoura 				sc->sc_mii.mii_media.ifm_mask) == NULL) {
   5114  1.121   minoura 				/*
   5115  1.121   minoura 				 * There is not a 10baseT media.
   5116  1.121   minoura 				 * Fall back to the first found one.
   5117  1.121   minoura 				 */
   5118  1.121   minoura 				ife = TAILQ_FIRST(&sc->sc_mii.mii_media.ifm_list);
   5119  1.121   minoura 				defmedia = ife->ifm_media;
   5120  1.121   minoura 			}
   5121  1.108       chs 			break;
   5122  1.108       chs 
   5123  1.108       chs 		case TULIP_CHIP_21142:
   5124  1.108       chs 		case TULIP_CHIP_21143:
   5125  1.108       chs 		case TULIP_CHIP_MX98713A:
   5126  1.108       chs 		case TULIP_CHIP_MX98715:
   5127  1.108       chs 		case TULIP_CHIP_MX98715A:
   5128  1.108       chs 		case TULIP_CHIP_MX98715AEC_X:
   5129  1.108       chs 		case TULIP_CHIP_MX98725:
   5130  1.108       chs 			tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);
   5131  1.108       chs 			tm->tm_name = "auto";
   5132  1.108       chs 			tm->tm_get = tlp_2114x_nway_get;
   5133  1.108       chs 			tm->tm_set = tlp_2114x_nway_set;
   5134  1.108       chs 
   5135  1.108       chs 			defmedia = IFM_MAKEWORD(IFM_ETHER, IFM_AUTO, 0, 0);
   5136  1.108       chs 			ifmedia_add(&sc->sc_mii.mii_media, defmedia, 0, tm);
   5137  1.108       chs 
   5138  1.108       chs 			sc->sc_statchg = tlp_2114x_nway_statchg;
   5139  1.108       chs 			sc->sc_tick = tlp_2114x_nway_tick;
   5140  1.108       chs 			break;
   5141  1.108       chs 
   5142  1.108       chs 		default:
   5143  1.108       chs 			defmedia = IFM_MAKEWORD(IFM_ETHER, IFM_10_T, 0, 0);
   5144  1.108       chs 			break;
   5145  1.108       chs 		}
   5146    1.6   thorpej 	}
   5147    1.6   thorpej 
   5148   1.27   thorpej 	ifmedia_set(&sc->sc_mii.mii_media, defmedia);
   5149   1.27   thorpej 
   5150    1.6   thorpej 	/*
   5151   1.27   thorpej 	 * Display any non-MII media we've located.
   5152    1.6   thorpej 	 */
   5153   1.27   thorpej 	if (sc->sc_media_seen &
   5154   1.27   thorpej 	    ~((1 << TULIP_ROM_MB_21140_MII) | (1 << TULIP_ROM_MB_21142_MII)))
   5155   1.27   thorpej 		tlp_print_media(sc);
   5156   1.27   thorpej 
   5157   1.27   thorpej 	tlp_sia_fixup(sc);
   5158    1.6   thorpej }
   5159    1.6   thorpej 
   5160  1.138   thorpej static void
   5161  1.138   thorpej tlp_2114x_nway_get(struct tulip_softc *sc, struct ifmediareq *ifmr)
   5162    1.6   thorpej {
   5163  1.108       chs 
   5164  1.108       chs 	(void) tlp_2114x_nway_service(sc, MII_POLLSTAT);
   5165  1.108       chs 	ifmr->ifm_status = sc->sc_mii.mii_media_status;
   5166  1.135     perry 	ifmr->ifm_active = sc->sc_mii.mii_media_active;
   5167  1.108       chs }
   5168  1.108       chs 
   5169  1.138   thorpej static int
   5170  1.138   thorpej tlp_2114x_nway_set(struct tulip_softc *sc)
   5171  1.108       chs {
   5172  1.108       chs 
   5173  1.108       chs 	return (tlp_2114x_nway_service(sc, MII_MEDIACHG));
   5174  1.108       chs }
   5175  1.108       chs 
   5176  1.138   thorpej static void
   5177  1.138   thorpej tlp_2114x_nway_statchg(struct device *self)
   5178  1.108       chs {
   5179  1.108       chs 	struct tulip_softc *sc = (struct tulip_softc *)self;
   5180  1.108       chs 	struct mii_data *mii = &sc->sc_mii;
   5181  1.118       chs 	struct ifmedia_entry *ife;
   5182  1.108       chs 
   5183  1.111   mycroft 	if (IFM_SUBTYPE(mii->mii_media_active) == IFM_NONE)
   5184  1.108       chs 		return;
   5185  1.135     perry 
   5186  1.135     perry 	if ((ife = ifmedia_match(&mii->mii_media, mii->mii_media_active,
   5187  1.118       chs 	    mii->mii_media.ifm_mask)) == NULL) {
   5188  1.118       chs 		printf("tlp_2114x_nway_statchg: no match for media 0x%x/0x%x\n",
   5189  1.118       chs 		    mii->mii_media_active, ~mii->mii_media.ifm_mask);
   5190  1.118       chs 		panic("tlp_2114x_nway_statchg");
   5191  1.118       chs 	}
   5192  1.108       chs 
   5193  1.118       chs 	tlp_sia_media(sc, ife);
   5194  1.108       chs }
   5195  1.108       chs 
   5196  1.138   thorpej static void
   5197  1.138   thorpej tlp_2114x_nway_tick(void *arg)
   5198  1.108       chs {
   5199  1.108       chs 	struct tulip_softc *sc = arg;
   5200  1.108       chs 	struct mii_data *mii = &sc->sc_mii;
   5201  1.108       chs 	int s, ticks;
   5202  1.108       chs 
   5203  1.142   thorpej 	if (!device_is_active(&sc->sc_dev))
   5204  1.108       chs 		return;
   5205  1.108       chs 
   5206  1.108       chs 	s = splnet();
   5207  1.111   mycroft 	tlp_2114x_nway_service(sc, MII_TICK);
   5208  1.108       chs 	if ((sc->sc_flags & TULIPF_LINK_UP) == 0 &&
   5209  1.111   mycroft 	    (mii->mii_media_status & IFM_ACTIVE) != 0 &&
   5210  1.108       chs 	    IFM_SUBTYPE(mii->mii_media_active) != IFM_NONE) {
   5211  1.108       chs 		sc->sc_flags |= TULIPF_LINK_UP;
   5212  1.108       chs 		tlp_start(&sc->sc_ethercom.ec_if);
   5213  1.111   mycroft 	} else if ((sc->sc_flags & TULIPF_LINK_UP) != 0 &&
   5214  1.111   mycroft 	    (mii->mii_media_status & IFM_ACTIVE) == 0) {
   5215  1.111   mycroft 		sc->sc_flags &= ~TULIPF_LINK_UP;
   5216  1.108       chs 	}
   5217  1.108       chs 	splx(s);
   5218  1.108       chs 
   5219  1.108       chs 	if ((sc->sc_flags & TULIPF_LINK_UP) == 0)
   5220  1.108       chs 		ticks = hz >> 3;
   5221  1.108       chs 	else
   5222  1.108       chs 		ticks = hz;
   5223  1.108       chs 	callout_reset(&sc->sc_tick_callout, ticks, tlp_2114x_nway_tick, sc);
   5224  1.108       chs }
   5225  1.108       chs 
   5226  1.108       chs /*
   5227  1.108       chs  * Support for the 2114X internal NWay block.  This is constructed
   5228  1.108       chs  * somewhat like a PHY driver for simplicity.
   5229  1.108       chs  */
   5230  1.108       chs 
   5231  1.138   thorpej static int
   5232  1.138   thorpej tlp_2114x_nway_service(struct tulip_softc *sc, int cmd)
   5233  1.108       chs {
   5234  1.108       chs 	struct mii_data *mii = &sc->sc_mii;
   5235  1.108       chs 	struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
   5236  1.108       chs 
   5237  1.108       chs 	if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
   5238  1.108       chs 		return (0);
   5239  1.108       chs 
   5240  1.108       chs 	switch (cmd) {
   5241  1.108       chs 	case MII_POLLSTAT:
   5242  1.108       chs 		/* Nothing special to do here. */
   5243  1.108       chs 		break;
   5244  1.108       chs 
   5245  1.108       chs 	case MII_MEDIACHG:
   5246  1.108       chs 		switch (IFM_SUBTYPE(ife->ifm_media)) {
   5247  1.108       chs 		case IFM_AUTO:
   5248  1.111   mycroft 			goto restart;
   5249  1.108       chs 		default:
   5250  1.111   mycroft 			/* Manual setting doesn't go through here. */
   5251  1.111   mycroft 			printf("tlp_2114x_nway_service: oops!\n");
   5252  1.108       chs 			return (EINVAL);
   5253  1.108       chs 		}
   5254  1.108       chs 		break;
   5255  1.108       chs 
   5256  1.108       chs 	case MII_TICK:
   5257  1.108       chs 		/*
   5258  1.108       chs 		 * Only used for autonegotiation.
   5259  1.108       chs 		 */
   5260   1.27   thorpej 		if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO)
   5261  1.111   mycroft 			break;
   5262  1.108       chs 
   5263  1.108       chs 		/*
   5264  1.108       chs 		 * Check to see if we have link.  If we do, we don't
   5265  1.108       chs 		 * need to restart the autonegotiation process.
   5266  1.108       chs 		 */
   5267  1.113   mycroft #if 0
   5268  1.111   mycroft 		if (mii->mii_media_status & IFM_ACTIVE)
   5269  1.113   mycroft #else
   5270  1.113   mycroft 		if (sc->sc_flags & TULIPF_LINK_UP)
   5271  1.113   mycroft #endif
   5272  1.111   mycroft 			break;
   5273  1.108       chs 
   5274  1.108       chs 		/*
   5275  1.108       chs 		 * Only retry autonegotiation every 5 seconds.
   5276  1.108       chs 		 */
   5277  1.108       chs 		if (++sc->sc_nway_ticks != (5 << 3))
   5278  1.111   mycroft 			break;
   5279  1.108       chs 
   5280  1.111   mycroft 	restart:
   5281  1.108       chs 		sc->sc_nway_ticks = 0;
   5282  1.111   mycroft 		ife->ifm_data = IFM_NONE;
   5283  1.111   mycroft 		tlp_2114x_nway_auto(sc);
   5284  1.108       chs 		break;
   5285  1.108       chs 	}
   5286  1.108       chs 
   5287  1.108       chs 	/* Update the media status. */
   5288  1.108       chs 	tlp_2114x_nway_status(sc);
   5289  1.108       chs 
   5290  1.111   mycroft 	/*
   5291  1.111   mycroft 	 * Callback if something changed.  Manually configuration goes through
   5292  1.111   mycroft 	 * tlp_sia_set() anyway, so ignore that here.
   5293  1.111   mycroft 	 */
   5294  1.111   mycroft 	if (IFM_SUBTYPE(ife->ifm_media) == IFM_AUTO &&
   5295  1.111   mycroft 	    ife->ifm_data != mii->mii_media_active) {
   5296  1.108       chs 		(*sc->sc_statchg)(&sc->sc_dev);
   5297  1.113   mycroft 		ife->ifm_data = mii->mii_media_active;
   5298  1.108       chs 	}
   5299  1.108       chs 	return (0);
   5300  1.108       chs }
   5301  1.108       chs 
   5302  1.138   thorpej static void
   5303  1.138   thorpej tlp_2114x_nway_auto(struct tulip_softc *sc)
   5304  1.108       chs {
   5305  1.119   thorpej 	uint32_t siastat, siatxrx;
   5306  1.113   mycroft 
   5307  1.113   mycroft 	tlp_idle(sc, OPMODE_ST|OPMODE_SR);
   5308  1.113   mycroft 
   5309  1.119   thorpej 	sc->sc_opmode &= ~(OPMODE_PS|OPMODE_PCS|OPMODE_SCR|OPMODE_FD);
   5310  1.119   thorpej 	sc->sc_opmode |= OPMODE_TTM|OPMODE_HBD;
   5311  1.119   thorpej 	siatxrx = 0xffbf;		/* XXX magic number */
   5312  1.119   thorpej 
   5313  1.119   thorpej 	/* Compute the link code word to advertise. */
   5314  1.119   thorpej 	if (sc->sc_sia_cap & BMSR_100T4)
   5315  1.119   thorpej 		siatxrx |= SIATXRX_T4;
   5316  1.119   thorpej 	if (sc->sc_sia_cap & BMSR_100TXFDX)
   5317  1.119   thorpej 		siatxrx |= SIATXRX_TXF;
   5318  1.119   thorpej 	if (sc->sc_sia_cap & BMSR_100TXHDX)
   5319  1.119   thorpej 		siatxrx |= SIATXRX_THX;
   5320  1.119   thorpej 	if (sc->sc_sia_cap & BMSR_10TFDX)
   5321  1.119   thorpej 		sc->sc_opmode |= OPMODE_FD;
   5322  1.119   thorpej 	if (sc->sc_sia_cap & BMSR_10THDX)
   5323  1.119   thorpej 		siatxrx |= SIATXRX_TH;
   5324  1.119   thorpej 
   5325  1.113   mycroft 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   5326  1.108       chs 
   5327  1.111   mycroft 	TULIP_WRITE(sc, CSR_SIACONN, 0);
   5328  1.108       chs 	delay(1000);
   5329  1.119   thorpej 	TULIP_WRITE(sc, CSR_SIATXRX, siatxrx);
   5330  1.111   mycroft 	TULIP_WRITE(sc, CSR_SIACONN, SIACONN_SRL);
   5331  1.108       chs 
   5332  1.111   mycroft 	siastat = TULIP_READ(sc, CSR_SIASTAT);
   5333  1.119   thorpej 	siastat &= ~(SIASTAT_ANS|SIASTAT_LPC|SIASTAT_TRA|SIASTAT_ARA|
   5334  1.119   thorpej 		     SIASTAT_LS100|SIASTAT_LS10|SIASTAT_MRA);
   5335  1.111   mycroft 	siastat |= SIASTAT_ANS_TXDIS;
   5336  1.111   mycroft 	TULIP_WRITE(sc, CSR_SIASTAT, siastat);
   5337  1.108       chs }
   5338  1.108       chs 
   5339  1.138   thorpej static void
   5340  1.138   thorpej tlp_2114x_nway_status(struct tulip_softc *sc)
   5341  1.108       chs {
   5342  1.108       chs 	struct mii_data *mii = &sc->sc_mii;
   5343  1.110   mycroft 	uint32_t siatxrx, siastat, anlpar;
   5344  1.108       chs 
   5345  1.108       chs 	mii->mii_media_status = IFM_AVALID;
   5346  1.108       chs 	mii->mii_media_active = IFM_ETHER;
   5347  1.108       chs 
   5348  1.108       chs 	if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
   5349  1.108       chs 		return;
   5350  1.108       chs 
   5351  1.108       chs 	siastat = TULIP_READ(sc, CSR_SIASTAT);
   5352  1.108       chs 	siatxrx = TULIP_READ(sc, CSR_SIATXRX);
   5353  1.108       chs 
   5354  1.108       chs 	if (siatxrx & SIATXRX_ANE) {
   5355  1.108       chs 		if ((siastat & SIASTAT_ANS) != SIASTAT_ANS_FLPGOOD) {
   5356  1.108       chs 			/* Erg, still trying, I guess... */
   5357  1.108       chs 			mii->mii_media_active |= IFM_NONE;
   5358  1.108       chs 			return;
   5359  1.108       chs 		}
   5360  1.108       chs 
   5361  1.110   mycroft 		if (~siastat & (SIASTAT_LS10 | SIASTAT_LS100))
   5362  1.110   mycroft 			mii->mii_media_status |= IFM_ACTIVE;
   5363  1.110   mycroft 
   5364  1.108       chs 		if (siastat & SIASTAT_LPN) {
   5365  1.108       chs 			anlpar = SIASTAT_GETLPC(siastat);
   5366  1.119   thorpej 			if (anlpar & ANLPAR_T4 &&
   5367  1.119   thorpej 			    sc->sc_sia_cap & BMSR_100T4)
   5368  1.108       chs 				mii->mii_media_active |= IFM_100_T4;
   5369  1.119   thorpej 			else if (anlpar & ANLPAR_TX_FD &&
   5370  1.119   thorpej 				 sc->sc_sia_cap & BMSR_100TXFDX)
   5371  1.108       chs 				mii->mii_media_active |= IFM_100_TX|IFM_FDX;
   5372  1.119   thorpej 			else if (anlpar & ANLPAR_TX &&
   5373  1.119   thorpej 				 sc->sc_sia_cap & BMSR_100TXHDX)
   5374  1.108       chs 				mii->mii_media_active |= IFM_100_TX;
   5375  1.119   thorpej 			else if (anlpar & ANLPAR_10_FD &&
   5376  1.119   thorpej 				 sc->sc_sia_cap & BMSR_10TFDX)
   5377  1.108       chs 				mii->mii_media_active |= IFM_10_T|IFM_FDX;
   5378  1.119   thorpej 			else if (anlpar & ANLPAR_10 &&
   5379  1.119   thorpej 				 sc->sc_sia_cap & BMSR_10THDX)
   5380  1.108       chs 				mii->mii_media_active |= IFM_10_T;
   5381  1.108       chs 			else
   5382  1.108       chs 				mii->mii_media_active |= IFM_NONE;
   5383  1.111   mycroft 		} else {
   5384  1.111   mycroft 			/*
   5385  1.111   mycroft 			 * If the other side doesn't support NWAY, then the
   5386  1.111   mycroft 			 * best we can do is determine if we have a 10Mbps or
   5387  1.135     perry 			 * 100Mbps link. There's no way to know if the link
   5388  1.111   mycroft 			 * is full or half duplex, so we default to half duplex
   5389  1.111   mycroft 			 * and hope that the user is clever enough to manually
   5390  1.111   mycroft 			 * change the media settings if we're wrong.
   5391  1.111   mycroft 			 */
   5392  1.111   mycroft 			if ((siastat & SIASTAT_LS100) == 0)
   5393  1.111   mycroft 				mii->mii_media_active |= IFM_100_TX;
   5394  1.111   mycroft 			else if ((siastat & SIASTAT_LS10) == 0)
   5395  1.111   mycroft 				mii->mii_media_active |= IFM_10_T;
   5396  1.111   mycroft 			else
   5397  1.111   mycroft 				mii->mii_media_active |= IFM_NONE;
   5398  1.108       chs 		}
   5399  1.108       chs 	} else {
   5400  1.110   mycroft 		if (~siastat & (SIASTAT_LS10 | SIASTAT_LS100))
   5401  1.110   mycroft 			mii->mii_media_status |= IFM_ACTIVE;
   5402  1.110   mycroft 
   5403  1.110   mycroft 		if (sc->sc_opmode & OPMODE_TTM)
   5404  1.108       chs 			mii->mii_media_active |= IFM_10_T;
   5405  1.108       chs 		else
   5406  1.108       chs 			mii->mii_media_active |= IFM_100_TX;
   5407  1.110   mycroft 		if (sc->sc_opmode & OPMODE_FD)
   5408  1.108       chs 			mii->mii_media_active |= IFM_FDX;
   5409   1.27   thorpej 	}
   5410  1.108       chs }
   5411  1.108       chs 
   5412  1.138   thorpej static void
   5413  1.138   thorpej tlp_2114x_isv_tmsw_get(struct tulip_softc *sc, struct ifmediareq *ifmr)
   5414  1.108       chs {
   5415  1.108       chs 	struct ifmedia_entry *ife = sc->sc_mii.mii_media.ifm_cur;
   5416  1.108       chs 	struct tulip_21x4x_media *tm = ife->ifm_aux;
   5417    1.6   thorpej 
   5418   1.27   thorpej 	(*tm->tm_get)(sc, ifmr);
   5419    1.6   thorpej }
   5420    1.6   thorpej 
   5421  1.138   thorpej static int
   5422  1.138   thorpej tlp_2114x_isv_tmsw_set(struct tulip_softc *sc)
   5423    1.6   thorpej {
   5424   1.27   thorpej 	struct ifmedia_entry *ife = sc->sc_mii.mii_media.ifm_cur;
   5425   1.27   thorpej 	struct tulip_21x4x_media *tm = ife->ifm_aux;
   5426    1.6   thorpej 
   5427   1.27   thorpej 	/*
   5428   1.27   thorpej 	 * Check to see if we need to reset the chip, and do it.  The
   5429   1.27   thorpej 	 * reset path will get the OPMODE register right the next
   5430   1.27   thorpej 	 * time through.
   5431   1.27   thorpej 	 */
   5432   1.27   thorpej 	if (TULIP_MEDIA_NEEDSRESET(sc, tm->tm_opmode))
   5433   1.79   thorpej 		return (tlp_init(&sc->sc_ethercom.ec_if));
   5434    1.6   thorpej 
   5435   1.27   thorpej 	return ((*tm->tm_set)(sc));
   5436   1.27   thorpej }
   5437    1.6   thorpej 
   5438   1.27   thorpej /*
   5439   1.27   thorpej  * MII-on-SIO media switch.  Handles only MII attached to the SIO.
   5440   1.27   thorpej  */
   5441  1.138   thorpej static void	tlp_sio_mii_tmsw_init(struct tulip_softc *);
   5442    1.6   thorpej 
   5443   1.27   thorpej const struct tulip_mediasw tlp_sio_mii_mediasw = {
   5444   1.27   thorpej 	tlp_sio_mii_tmsw_init, tlp_mii_getmedia, tlp_mii_setmedia
   5445   1.27   thorpej };
   5446    1.6   thorpej 
   5447  1.138   thorpej static void
   5448  1.138   thorpej tlp_sio_mii_tmsw_init(struct tulip_softc *sc)
   5449    1.6   thorpej {
   5450   1.27   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   5451    1.6   thorpej 
   5452   1.27   thorpej 	/*
   5453   1.27   thorpej 	 * We don't attach any media info structures to the ifmedia
   5454   1.27   thorpej 	 * entries, so if we're using a pre-init function that needs
   5455   1.27   thorpej 	 * that info, override it to one that doesn't.
   5456   1.27   thorpej 	 */
   5457   1.27   thorpej 	if (sc->sc_preinit == tlp_2114x_preinit)
   5458   1.27   thorpej 		sc->sc_preinit = tlp_2114x_mii_preinit;
   5459    1.6   thorpej 
   5460   1.27   thorpej 	sc->sc_mii.mii_ifp = ifp;
   5461   1.33   thorpej 	sc->sc_mii.mii_readreg = tlp_bitbang_mii_readreg;
   5462   1.33   thorpej 	sc->sc_mii.mii_writereg = tlp_bitbang_mii_writereg;
   5463   1.27   thorpej 	sc->sc_mii.mii_statchg = sc->sc_statchg;
   5464   1.27   thorpej 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   5465   1.27   thorpej 	    tlp_mediastatus);
   5466   1.43   thorpej 	mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff, MII_PHY_ANY,
   5467   1.44   thorpej 	    MII_OFFSET_ANY, 0);
   5468   1.27   thorpej 	if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
   5469   1.27   thorpej 		ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0, NULL);
   5470   1.27   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE);
   5471   1.27   thorpej 	} else {
   5472   1.27   thorpej 		sc->sc_flags |= TULIPF_HAS_MII;
   5473   1.27   thorpej 		sc->sc_tick = tlp_mii_tick;
   5474   1.27   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
   5475   1.27   thorpej 	}
   5476   1.21   thorpej }
   5477   1.21   thorpej 
   5478   1.21   thorpej /*
   5479   1.27   thorpej  * Lite-On PNIC media switch.  Must handle MII or internal NWAY.
   5480   1.21   thorpej  */
   5481  1.138   thorpej static void	tlp_pnic_tmsw_init(struct tulip_softc *);
   5482  1.138   thorpej static void	tlp_pnic_tmsw_get(struct tulip_softc *, struct ifmediareq *);
   5483  1.138   thorpej static int	tlp_pnic_tmsw_set(struct tulip_softc *);
   5484   1.21   thorpej 
   5485   1.27   thorpej const struct tulip_mediasw tlp_pnic_mediasw = {
   5486   1.27   thorpej 	tlp_pnic_tmsw_init, tlp_pnic_tmsw_get, tlp_pnic_tmsw_set
   5487   1.21   thorpej };
   5488   1.21   thorpej 
   5489  1.138   thorpej static void	tlp_pnic_nway_statchg(struct device *);
   5490  1.138   thorpej static void	tlp_pnic_nway_tick(void *);
   5491  1.138   thorpej static int	tlp_pnic_nway_service(struct tulip_softc *, int);
   5492  1.138   thorpej static void	tlp_pnic_nway_reset(struct tulip_softc *);
   5493  1.138   thorpej static int	tlp_pnic_nway_auto(struct tulip_softc *, int);
   5494  1.138   thorpej static void	tlp_pnic_nway_auto_timeout(void *);
   5495  1.138   thorpej static void	tlp_pnic_nway_status(struct tulip_softc *);
   5496  1.138   thorpej static void	tlp_pnic_nway_acomp(struct tulip_softc *);
   5497   1.25   thorpej 
   5498  1.138   thorpej static void
   5499  1.138   thorpej tlp_pnic_tmsw_init(struct tulip_softc *sc)
   5500   1.21   thorpej {
   5501   1.21   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   5502   1.21   thorpej 	const char *sep = "";
   5503   1.21   thorpej 
   5504   1.21   thorpej #define	ADD(m, c)	ifmedia_add(&sc->sc_mii.mii_media, (m), (c), NULL)
   5505  1.100     perry #define	PRINT(str)	printf("%s%s", sep, str); sep = ", "
   5506   1.21   thorpej 
   5507   1.21   thorpej 	sc->sc_mii.mii_ifp = ifp;
   5508   1.27   thorpej 	sc->sc_mii.mii_readreg = tlp_pnic_mii_readreg;
   5509   1.27   thorpej 	sc->sc_mii.mii_writereg = tlp_pnic_mii_writereg;
   5510   1.21   thorpej 	sc->sc_mii.mii_statchg = sc->sc_statchg;
   5511   1.21   thorpej 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   5512   1.21   thorpej 	    tlp_mediastatus);
   5513   1.43   thorpej 	mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff, MII_PHY_ANY,
   5514   1.44   thorpej 	    MII_OFFSET_ANY, 0);
   5515   1.27   thorpej 	if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
   5516   1.27   thorpej 		/* XXX What about AUI/BNC support? */
   5517   1.27   thorpej 		printf("%s: ", sc->sc_dev.dv_xname);
   5518   1.27   thorpej 
   5519   1.27   thorpej 		tlp_pnic_nway_reset(sc);
   5520   1.27   thorpej 
   5521   1.27   thorpej 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, 0, 0),
   5522   1.27   thorpej 		    PNIC_NWAY_TW|PNIC_NWAY_CAP10T);
   5523   1.27   thorpej 		PRINT("10baseT");
   5524   1.21   thorpej 
   5525   1.27   thorpej 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, IFM_FDX, 0),
   5526   1.27   thorpej 		    PNIC_NWAY_TW|PNIC_NWAY_FD|PNIC_NWAY_CAP10TFDX);
   5527   1.27   thorpej 		PRINT("10baseT-FDX");
   5528   1.21   thorpej 
   5529   1.27   thorpej 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, 0, 0),
   5530   1.27   thorpej 		    PNIC_NWAY_TW|PNIC_NWAY_100|PNIC_NWAY_CAP100TX);
   5531   1.27   thorpej 		PRINT("100baseTX");
   5532   1.21   thorpej 
   5533   1.27   thorpej 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, IFM_FDX, 0),
   5534   1.27   thorpej 		    PNIC_NWAY_TW|PNIC_NWAY_100|PNIC_NWAY_FD|
   5535   1.27   thorpej 		    PNIC_NWAY_CAP100TXFDX);
   5536   1.27   thorpej 		PRINT("100baseTX-FDX");
   5537   1.21   thorpej 
   5538   1.27   thorpej 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_AUTO, 0, 0),
   5539   1.27   thorpej 		    PNIC_NWAY_TW|PNIC_NWAY_RN|PNIC_NWAY_NW|
   5540   1.27   thorpej 		    PNIC_NWAY_CAP10T|PNIC_NWAY_CAP10TFDX|
   5541   1.27   thorpej 		    PNIC_NWAY_CAP100TXFDX|PNIC_NWAY_CAP100TX);
   5542   1.27   thorpej 		PRINT("auto");
   5543   1.21   thorpej 
   5544   1.27   thorpej 		printf("\n");
   5545   1.26   thorpej 
   5546   1.27   thorpej 		sc->sc_statchg = tlp_pnic_nway_statchg;
   5547   1.27   thorpej 		sc->sc_tick = tlp_pnic_nway_tick;
   5548   1.27   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
   5549   1.27   thorpej 	} else {
   5550   1.27   thorpej 		sc->sc_flags |= TULIPF_HAS_MII;
   5551   1.27   thorpej 		sc->sc_tick = tlp_mii_tick;
   5552   1.27   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
   5553   1.27   thorpej 	}
   5554   1.21   thorpej 
   5555   1.21   thorpej #undef ADD
   5556   1.21   thorpej #undef PRINT
   5557   1.21   thorpej }
   5558   1.21   thorpej 
   5559  1.138   thorpej static void
   5560  1.138   thorpej tlp_pnic_tmsw_get(struct tulip_softc *sc, struct ifmediareq *ifmr)
   5561   1.21   thorpej {
   5562   1.21   thorpej 	struct mii_data *mii = &sc->sc_mii;
   5563   1.21   thorpej 
   5564   1.21   thorpej 	if (sc->sc_flags & TULIPF_HAS_MII)
   5565   1.21   thorpej 		tlp_mii_getmedia(sc, ifmr);
   5566   1.21   thorpej 	else {
   5567   1.21   thorpej 		mii->mii_media_status = 0;
   5568   1.21   thorpej 		mii->mii_media_active = IFM_NONE;
   5569   1.27   thorpej 		tlp_pnic_nway_service(sc, MII_POLLSTAT);
   5570   1.21   thorpej 		ifmr->ifm_status = sc->sc_mii.mii_media_status;
   5571  1.135     perry 		ifmr->ifm_active = sc->sc_mii.mii_media_active;
   5572   1.21   thorpej 	}
   5573   1.21   thorpej }
   5574   1.21   thorpej 
   5575  1.138   thorpej static int
   5576  1.138   thorpej tlp_pnic_tmsw_set(struct tulip_softc *sc)
   5577   1.21   thorpej {
   5578   1.21   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   5579   1.21   thorpej 	struct mii_data *mii = &sc->sc_mii;
   5580   1.21   thorpej 
   5581   1.27   thorpej 	if (sc->sc_flags & TULIPF_HAS_MII) {
   5582   1.27   thorpej 		/*
   5583   1.27   thorpej 		 * Make sure the built-in Tx jabber timer is disabled.
   5584   1.27   thorpej 		 */
   5585   1.27   thorpej 		TULIP_WRITE(sc, CSR_PNIC_ENDEC, PNIC_ENDEC_JDIS);
   5586   1.27   thorpej 
   5587   1.21   thorpej 		return (tlp_mii_setmedia(sc));
   5588   1.27   thorpej 	}
   5589   1.21   thorpej 
   5590   1.21   thorpej 	if (ifp->if_flags & IFF_UP) {
   5591   1.21   thorpej 		mii->mii_media_status = 0;
   5592   1.21   thorpej 		mii->mii_media_active = IFM_NONE;
   5593   1.27   thorpej 		return (tlp_pnic_nway_service(sc, MII_MEDIACHG));
   5594   1.21   thorpej 	}
   5595   1.21   thorpej 
   5596   1.21   thorpej 	return (0);
   5597   1.21   thorpej }
   5598   1.21   thorpej 
   5599  1.138   thorpej static void
   5600  1.138   thorpej tlp_pnic_nway_statchg(struct device *self)
   5601   1.21   thorpej {
   5602   1.21   thorpej 	struct tulip_softc *sc = (struct tulip_softc *)self;
   5603   1.21   thorpej 
   5604   1.21   thorpej 	/* Idle the transmit and receive processes. */
   5605   1.21   thorpej 	tlp_idle(sc, OPMODE_ST|OPMODE_SR);
   5606   1.21   thorpej 
   5607   1.21   thorpej 	sc->sc_opmode &= ~(OPMODE_TTM|OPMODE_FD|OPMODE_PS|OPMODE_PCS|
   5608   1.21   thorpej 	    OPMODE_SCR|OPMODE_HBD);
   5609   1.21   thorpej 
   5610   1.27   thorpej 	if (IFM_SUBTYPE(sc->sc_mii.mii_media_active) == IFM_10_T) {
   5611   1.21   thorpej 		sc->sc_opmode |= OPMODE_TTM;
   5612   1.27   thorpej 		TULIP_WRITE(sc, CSR_GPP,
   5613   1.27   thorpej 		    GPP_PNIC_OUT(GPP_PNIC_PIN_SPEED_RLY, 0) |
   5614   1.27   thorpej 		    GPP_PNIC_OUT(GPP_PNIC_PIN_100M_LPKB, 1));
   5615   1.27   thorpej 	} else {
   5616   1.21   thorpej 		sc->sc_opmode |= OPMODE_PS|OPMODE_PCS|OPMODE_SCR|OPMODE_HBD;
   5617   1.27   thorpej 		TULIP_WRITE(sc, CSR_GPP,
   5618   1.27   thorpej 		    GPP_PNIC_OUT(GPP_PNIC_PIN_SPEED_RLY, 1) |
   5619   1.27   thorpej 		    GPP_PNIC_OUT(GPP_PNIC_PIN_100M_LPKB, 1));
   5620   1.27   thorpej 	}
   5621   1.21   thorpej 
   5622   1.21   thorpej 	if (sc->sc_mii.mii_media_active & IFM_FDX)
   5623   1.21   thorpej 		sc->sc_opmode |= OPMODE_FD|OPMODE_HBD;
   5624   1.21   thorpej 
   5625   1.21   thorpej 	/*
   5626   1.21   thorpej 	 * Write new OPMODE bits.  This also restarts the transmit
   5627   1.21   thorpej 	 * and receive processes.
   5628   1.21   thorpej 	 */
   5629   1.21   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   5630   1.21   thorpej }
   5631   1.21   thorpej 
   5632  1.138   thorpej static void
   5633  1.138   thorpej tlp_pnic_nway_tick(void *arg)
   5634   1.21   thorpej {
   5635   1.21   thorpej 	struct tulip_softc *sc = arg;
   5636   1.21   thorpej 	int s;
   5637   1.42   thorpej 
   5638  1.142   thorpej 	if (!device_is_active(&sc->sc_dev))
   5639   1.42   thorpej 		return;
   5640   1.21   thorpej 
   5641   1.21   thorpej 	s = splnet();
   5642   1.27   thorpej 	tlp_pnic_nway_service(sc, MII_TICK);
   5643   1.21   thorpej 	splx(s);
   5644   1.21   thorpej 
   5645   1.56   thorpej 	callout_reset(&sc->sc_tick_callout, hz, tlp_pnic_nway_tick, sc);
   5646   1.21   thorpej }
   5647   1.21   thorpej 
   5648   1.21   thorpej /*
   5649   1.27   thorpej  * Support for the Lite-On PNIC internal NWay block.  This is constructed
   5650   1.21   thorpej  * somewhat like a PHY driver for simplicity.
   5651   1.21   thorpej  */
   5652   1.21   thorpej 
   5653  1.138   thorpej static int
   5654  1.138   thorpej tlp_pnic_nway_service(struct tulip_softc *sc, int cmd)
   5655   1.21   thorpej {
   5656   1.21   thorpej 	struct mii_data *mii = &sc->sc_mii;
   5657   1.21   thorpej 	struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
   5658   1.21   thorpej 
   5659   1.21   thorpej 	if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
   5660   1.21   thorpej 		return (0);
   5661   1.21   thorpej 
   5662   1.21   thorpej 	switch (cmd) {
   5663   1.21   thorpej 	case MII_POLLSTAT:
   5664   1.21   thorpej 		/* Nothing special to do here. */
   5665   1.21   thorpej 		break;
   5666   1.21   thorpej 
   5667   1.27   thorpej 	case MII_MEDIACHG:
   5668   1.21   thorpej 		switch (IFM_SUBTYPE(ife->ifm_media)) {
   5669   1.21   thorpej 		case IFM_AUTO:
   5670   1.21   thorpej 			(void) tlp_pnic_nway_auto(sc, 1);
   5671   1.21   thorpej 			break;
   5672   1.21   thorpej 		case IFM_100_T4:
   5673   1.21   thorpej 			/*
   5674   1.21   thorpej 			 * XXX Not supported as a manual setting right now.
   5675   1.21   thorpej 			 */
   5676   1.21   thorpej 			return (EINVAL);
   5677   1.21   thorpej 		default:
   5678   1.27   thorpej 			/*
   5679   1.27   thorpej 			 * NWAY register data is stored in the ifmedia entry.
   5680   1.27   thorpej 			 */
   5681   1.27   thorpej 			TULIP_WRITE(sc, CSR_PNIC_NWAY, ife->ifm_data);
   5682   1.21   thorpej 		}
   5683   1.21   thorpej 		break;
   5684   1.21   thorpej 
   5685   1.21   thorpej 	case MII_TICK:
   5686   1.21   thorpej 		/*
   5687   1.21   thorpej 		 * Only used for autonegotiation.
   5688   1.21   thorpej 		 */
   5689   1.21   thorpej 		if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO)
   5690   1.21   thorpej 			return (0);
   5691   1.21   thorpej 
   5692   1.21   thorpej 		/*
   5693   1.21   thorpej 		 * Check to see if we have link.  If we do, we don't
   5694   1.21   thorpej 		 * need to restart the autonegotiation process.
   5695   1.21   thorpej 		 */
   5696   1.21   thorpej 		if (sc->sc_flags & TULIPF_LINK_UP)
   5697   1.21   thorpej 			return (0);
   5698   1.21   thorpej 
   5699   1.21   thorpej 		/*
   5700   1.21   thorpej 		 * Only retry autonegotiation every 5 seconds.
   5701   1.21   thorpej 		 */
   5702   1.25   thorpej 		if (++sc->sc_nway_ticks != 5)
   5703   1.21   thorpej 			return (0);
   5704   1.21   thorpej 
   5705   1.21   thorpej 		sc->sc_nway_ticks = 0;
   5706   1.27   thorpej 		tlp_pnic_nway_reset(sc);
   5707   1.27   thorpej 		if (tlp_pnic_nway_auto(sc, 0) == EJUSTRETURN)
   5708   1.21   thorpej 			return (0);
   5709   1.21   thorpej 		break;
   5710   1.21   thorpej 	}
   5711   1.21   thorpej 
   5712   1.21   thorpej 	/* Update the media status. */
   5713   1.27   thorpej 	tlp_pnic_nway_status(sc);
   5714   1.21   thorpej 
   5715   1.21   thorpej 	/* Callback if something changed. */
   5716   1.27   thorpej 	if ((sc->sc_nway_active == NULL ||
   5717   1.27   thorpej 	     sc->sc_nway_active->ifm_media != mii->mii_media_active) ||
   5718   1.21   thorpej 	    cmd == MII_MEDIACHG) {
   5719   1.21   thorpej 		(*sc->sc_statchg)(&sc->sc_dev);
   5720   1.27   thorpej 		tlp_nway_activate(sc, mii->mii_media_active);
   5721   1.21   thorpej 	}
   5722   1.21   thorpej 	return (0);
   5723   1.21   thorpej }
   5724   1.21   thorpej 
   5725  1.138   thorpej static void
   5726  1.138   thorpej tlp_pnic_nway_reset(struct tulip_softc *sc)
   5727   1.21   thorpej {
   5728   1.21   thorpej 
   5729   1.27   thorpej 	TULIP_WRITE(sc, CSR_PNIC_NWAY, PNIC_NWAY_RS);
   5730   1.27   thorpej 	delay(100);
   5731   1.27   thorpej 	TULIP_WRITE(sc, CSR_PNIC_NWAY, 0);
   5732   1.21   thorpej }
   5733   1.21   thorpej 
   5734  1.138   thorpej static int
   5735  1.138   thorpej tlp_pnic_nway_auto(struct tulip_softc *sc, int waitfor)
   5736   1.21   thorpej {
   5737   1.27   thorpej 	struct mii_data *mii = &sc->sc_mii;
   5738   1.27   thorpej 	struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
   5739   1.27   thorpej 	u_int32_t reg;
   5740   1.21   thorpej 	int i;
   5741   1.21   thorpej 
   5742   1.27   thorpej 	if ((sc->sc_flags & TULIPF_DOINGAUTO) == 0)
   5743   1.27   thorpej 		TULIP_WRITE(sc, CSR_PNIC_NWAY, ife->ifm_data);
   5744   1.21   thorpej 
   5745   1.21   thorpej 	if (waitfor) {
   5746   1.21   thorpej 		/* Wait 500ms for it to complete. */
   5747   1.21   thorpej 		for (i = 0; i < 500; i++) {
   5748   1.27   thorpej 			reg = TULIP_READ(sc, CSR_PNIC_NWAY);
   5749   1.27   thorpej 			if (reg & PNIC_NWAY_LPAR_MASK) {
   5750   1.27   thorpej 				tlp_pnic_nway_acomp(sc);
   5751   1.21   thorpej 				return (0);
   5752   1.21   thorpej 			}
   5753   1.21   thorpej 			delay(1000);
   5754   1.21   thorpej 		}
   5755   1.21   thorpej #if 0
   5756   1.27   thorpej 		if ((reg & PNIC_NWAY_LPAR_MASK) == 0)
   5757   1.27   thorpej 			printf("%s: autonegotiation failed to complete\n",
   5758   1.21   thorpej 			    sc->sc_dev.dv_xname);
   5759   1.21   thorpej #endif
   5760   1.21   thorpej 
   5761   1.21   thorpej 		/*
   5762   1.21   thorpej 		 * Don't need to worry about clearing DOINGAUTO.
   5763   1.21   thorpej 		 * If that's set, a timeout is pending, and it will
   5764   1.21   thorpej 		 * clear the flag.
   5765   1.21   thorpej 		 */
   5766   1.21   thorpej 		return (EIO);
   5767   1.21   thorpej 	}
   5768   1.21   thorpej 
   5769   1.21   thorpej 	/*
   5770   1.21   thorpej 	 * Just let it finish asynchronously.  This is for the benefit of
   5771   1.21   thorpej 	 * the tick handler driving autonegotiation.  Don't want 500ms
   5772   1.27   thorpej 	 * delays all the time while the system is running!
   5773   1.21   thorpej 	 */
   5774   1.21   thorpej 	if ((sc->sc_flags & TULIPF_DOINGAUTO) == 0) {
   5775   1.21   thorpej 		sc->sc_flags |= TULIPF_DOINGAUTO;
   5776   1.56   thorpej 		callout_reset(&sc->sc_nway_callout, hz >> 1,
   5777   1.56   thorpej 		    tlp_pnic_nway_auto_timeout, sc);
   5778   1.21   thorpej 	}
   5779   1.21   thorpej 	return (EJUSTRETURN);
   5780   1.21   thorpej }
   5781   1.21   thorpej 
   5782  1.138   thorpej static void
   5783  1.138   thorpej tlp_pnic_nway_auto_timeout(void *arg)
   5784   1.21   thorpej {
   5785   1.21   thorpej 	struct tulip_softc *sc = arg;
   5786   1.27   thorpej 	u_int32_t reg;
   5787   1.21   thorpej 	int s;
   5788   1.21   thorpej 
   5789   1.21   thorpej 	s = splnet();
   5790   1.21   thorpej 	sc->sc_flags &= ~TULIPF_DOINGAUTO;
   5791   1.27   thorpej 	reg = TULIP_READ(sc, CSR_PNIC_NWAY);
   5792   1.21   thorpej #if 0
   5793   1.27   thorpej 	if ((reg & PNIC_NWAY_LPAR_MASK) == 0)
   5794   1.21   thorpej 		printf("%s: autonegotiation failed to complete\n",
   5795   1.21   thorpej 		    sc->sc_dev.dv_xname);
   5796   1.21   thorpej #endif
   5797   1.21   thorpej 
   5798   1.27   thorpej 	tlp_pnic_nway_acomp(sc);
   5799   1.21   thorpej 
   5800   1.21   thorpej 	/* Update the media status. */
   5801   1.27   thorpej 	(void) tlp_pnic_nway_service(sc, MII_POLLSTAT);
   5802   1.21   thorpej 	splx(s);
   5803   1.21   thorpej }
   5804   1.21   thorpej 
   5805  1.138   thorpej static void
   5806  1.138   thorpej tlp_pnic_nway_status(struct tulip_softc *sc)
   5807   1.21   thorpej {
   5808   1.21   thorpej 	struct mii_data *mii = &sc->sc_mii;
   5809   1.21   thorpej 	u_int32_t reg;
   5810   1.21   thorpej 
   5811   1.21   thorpej 	mii->mii_media_status = IFM_AVALID;
   5812   1.21   thorpej 	mii->mii_media_active = IFM_ETHER;
   5813   1.21   thorpej 
   5814   1.27   thorpej 	reg = TULIP_READ(sc, CSR_PNIC_NWAY);
   5815   1.27   thorpej 
   5816   1.27   thorpej 	if (sc->sc_flags & TULIPF_LINK_UP)
   5817   1.27   thorpej 		mii->mii_media_status |= IFM_ACTIVE;
   5818   1.27   thorpej 
   5819   1.27   thorpej 	if (reg & PNIC_NWAY_NW) {
   5820   1.27   thorpej 		if ((reg & PNIC_NWAY_LPAR_MASK) == 0) {
   5821   1.21   thorpej 			/* Erg, still trying, I guess... */
   5822   1.21   thorpej 			mii->mii_media_active |= IFM_NONE;
   5823   1.21   thorpej 			return;
   5824   1.21   thorpej 		}
   5825   1.21   thorpej 
   5826   1.21   thorpej #if 0
   5827   1.27   thorpej 		if (reg & PNIC_NWAY_LPAR100T4)
   5828   1.21   thorpej 			mii->mii_media_active |= IFM_100_T4;
   5829   1.21   thorpej 		else
   5830   1.21   thorpej #endif
   5831   1.27   thorpej 		if (reg & PNIC_NWAY_LPAR100TXFDX)
   5832   1.21   thorpej 			mii->mii_media_active |= IFM_100_TX|IFM_FDX;
   5833   1.27   thorpej 		else if (reg & PNIC_NWAY_LPAR100TX)
   5834   1.21   thorpej 			mii->mii_media_active |= IFM_100_TX;
   5835   1.27   thorpej 		else if (reg & PNIC_NWAY_LPAR10TFDX)
   5836   1.21   thorpej 			mii->mii_media_active |= IFM_10_T|IFM_FDX;
   5837   1.27   thorpej 		else if (reg & PNIC_NWAY_LPAR10T)
   5838   1.21   thorpej 			mii->mii_media_active |= IFM_10_T;
   5839   1.21   thorpej 		else
   5840   1.21   thorpej 			mii->mii_media_active |= IFM_NONE;
   5841   1.21   thorpej 	} else {
   5842   1.27   thorpej 		if (reg & PNIC_NWAY_100)
   5843   1.27   thorpej 			mii->mii_media_active |= IFM_100_TX;
   5844   1.27   thorpej 		else
   5845   1.27   thorpej 			mii->mii_media_active |= IFM_10_T;
   5846   1.27   thorpej 		if (reg & PNIC_NWAY_FD)
   5847   1.27   thorpej 			mii->mii_media_active |= IFM_FDX;
   5848   1.21   thorpej 	}
   5849   1.25   thorpej }
   5850   1.25   thorpej 
   5851  1.138   thorpej static void
   5852  1.138   thorpej tlp_pnic_nway_acomp(struct tulip_softc *sc)
   5853   1.25   thorpej {
   5854   1.25   thorpej 	u_int32_t reg;
   5855   1.24   thorpej 
   5856   1.27   thorpej 	reg = TULIP_READ(sc, CSR_PNIC_NWAY);
   5857   1.27   thorpej 	reg &= ~(PNIC_NWAY_FD|PNIC_NWAY_100|PNIC_NWAY_RN);
   5858   1.27   thorpej 
   5859   1.27   thorpej 	if (reg & (PNIC_NWAY_LPAR100TXFDX|PNIC_NWAY_LPAR100TX))
   5860   1.27   thorpej 		reg |= PNIC_NWAY_100;
   5861   1.27   thorpej 	if (reg & (PNIC_NWAY_LPAR10TFDX|PNIC_NWAY_LPAR100TXFDX))
   5862   1.27   thorpej 		reg |= PNIC_NWAY_FD;
   5863   1.24   thorpej 
   5864   1.27   thorpej 	TULIP_WRITE(sc, CSR_PNIC_NWAY, reg);
   5865   1.21   thorpej }
   5866   1.21   thorpej 
   5867   1.27   thorpej /*
   5868   1.27   thorpej  * Macronix PMAC and Lite-On PNIC-II media switch:
   5869   1.27   thorpej  *
   5870   1.27   thorpej  *	MX98713 and MX98713A		21140-like MII or GPIO media.
   5871   1.27   thorpej  *
   5872   1.27   thorpej  *	MX98713A			21143-like MII or SIA/SYM media.
   5873   1.27   thorpej  *
   5874   1.27   thorpej  *	MX98715, MX98715A, MX98725,	21143-like SIA/SYM media.
   5875   1.71    castor  *	82C115, MX98715AEC-C, -E
   5876   1.27   thorpej  *
   5877   1.27   thorpej  * So, what we do here is fake MII-on-SIO or ISV media info, and
   5878   1.27   thorpej  * use the ISV media switch get/set functions to handle the rest.
   5879   1.27   thorpej  */
   5880   1.27   thorpej 
   5881  1.138   thorpej static void	tlp_pmac_tmsw_init(struct tulip_softc *);
   5882   1.27   thorpej 
   5883   1.27   thorpej const struct tulip_mediasw tlp_pmac_mediasw = {
   5884   1.27   thorpej 	tlp_pmac_tmsw_init, tlp_2114x_isv_tmsw_get, tlp_2114x_isv_tmsw_set
   5885   1.27   thorpej };
   5886   1.27   thorpej 
   5887   1.27   thorpej const struct tulip_mediasw tlp_pmac_mii_mediasw = {
   5888   1.27   thorpej 	tlp_pmac_tmsw_init, tlp_mii_getmedia, tlp_mii_setmedia
   5889   1.27   thorpej };
   5890   1.27   thorpej 
   5891  1.138   thorpej static void
   5892  1.138   thorpej tlp_pmac_tmsw_init(struct tulip_softc *sc)
   5893   1.21   thorpej {
   5894   1.27   thorpej 	static const u_int8_t media[] = {
   5895   1.27   thorpej 		TULIP_ROM_MB_MEDIA_TP,
   5896   1.27   thorpej 		TULIP_ROM_MB_MEDIA_TP_FDX,
   5897   1.27   thorpej 		TULIP_ROM_MB_MEDIA_100TX,
   5898   1.27   thorpej 		TULIP_ROM_MB_MEDIA_100TX_FDX,
   5899   1.27   thorpej 	};
   5900   1.27   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   5901  1.108       chs 	struct tulip_21x4x_media *tm;
   5902   1.27   thorpej 
   5903   1.27   thorpej 	sc->sc_mii.mii_ifp = ifp;
   5904   1.33   thorpej 	sc->sc_mii.mii_readreg = tlp_bitbang_mii_readreg;
   5905   1.33   thorpej 	sc->sc_mii.mii_writereg = tlp_bitbang_mii_writereg;
   5906   1.27   thorpej 	sc->sc_mii.mii_statchg = sc->sc_statchg;
   5907   1.27   thorpej 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   5908   1.27   thorpej 	    tlp_mediastatus);
   5909   1.27   thorpej 	if (sc->sc_chip == TULIP_CHIP_MX98713 ||
   5910   1.27   thorpej 	    sc->sc_chip == TULIP_CHIP_MX98713A) {
   5911   1.43   thorpej 		mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff,
   5912   1.44   thorpej 		    MII_PHY_ANY, MII_OFFSET_ANY, 0);
   5913   1.27   thorpej 		if (LIST_FIRST(&sc->sc_mii.mii_phys) != NULL) {
   5914   1.27   thorpej 			sc->sc_flags |= TULIPF_HAS_MII;
   5915   1.27   thorpej 			sc->sc_tick = tlp_mii_tick;
   5916   1.27   thorpej 			sc->sc_preinit = tlp_2114x_mii_preinit;
   5917   1.27   thorpej 			sc->sc_mediasw = &tlp_pmac_mii_mediasw;
   5918   1.27   thorpej 			ifmedia_set(&sc->sc_mii.mii_media,
   5919   1.27   thorpej 			    IFM_ETHER|IFM_AUTO);
   5920   1.27   thorpej 			return;
   5921   1.27   thorpej 		}
   5922   1.27   thorpej 	}
   5923   1.27   thorpej 
   5924   1.27   thorpej 	switch (sc->sc_chip) {
   5925   1.27   thorpej 	case TULIP_CHIP_MX98713:
   5926   1.27   thorpej 		tlp_add_srom_media(sc, TULIP_ROM_MB_21140_GPR,
   5927   1.27   thorpej 		    tlp_21140_gpio_get, tlp_21140_gpio_set, media, 4);
   5928   1.21   thorpej 
   5929   1.27   thorpej 		/*
   5930   1.27   thorpej 		 * XXX Should implement auto-sense for this someday,
   5931   1.27   thorpej 		 * XXX when we do the same for the 21140.
   5932   1.27   thorpej 		 */
   5933   1.27   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_10_T);
   5934   1.27   thorpej 		break;
   5935   1.27   thorpej 
   5936   1.27   thorpej 	default:
   5937   1.27   thorpej 		tlp_add_srom_media(sc, TULIP_ROM_MB_21142_SIA,
   5938   1.27   thorpej 		    tlp_sia_get, tlp_sia_set, media, 2);
   5939   1.27   thorpej 		tlp_add_srom_media(sc, TULIP_ROM_MB_21143_SYM,
   5940   1.27   thorpej 		    tlp_sia_get, tlp_sia_set, media + 2, 2);
   5941   1.27   thorpej 
   5942  1.108       chs 		tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);
   5943  1.108       chs 		tm->tm_name = "auto";
   5944  1.108       chs 		tm->tm_get = tlp_2114x_nway_get;
   5945  1.108       chs 		tm->tm_set = tlp_2114x_nway_set;
   5946  1.108       chs 		ifmedia_add(&sc->sc_mii.mii_media,
   5947  1.108       chs 		    IFM_MAKEWORD(IFM_ETHER, IFM_AUTO, 0, 0), 0, tm);
   5948  1.108       chs 
   5949  1.108       chs 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
   5950  1.108       chs 		sc->sc_statchg = tlp_2114x_nway_statchg;
   5951  1.108       chs 		sc->sc_tick = tlp_2114x_nway_tick;
   5952   1.27   thorpej 		break;
   5953   1.27   thorpej 	}
   5954   1.27   thorpej 
   5955   1.27   thorpej 	tlp_print_media(sc);
   5956   1.27   thorpej 	tlp_sia_fixup(sc);
   5957   1.27   thorpej 
   5958   1.27   thorpej 	/* Set the LED modes. */
   5959   1.27   thorpej 	tlp_pmac_reset(sc);
   5960   1.27   thorpej 
   5961   1.27   thorpej 	sc->sc_reset = tlp_pmac_reset;
   5962   1.21   thorpej }
   5963   1.21   thorpej 
   5964   1.21   thorpej /*
   5965   1.21   thorpej  * ADMtek AL981 media switch.  Only has internal PHY.
   5966   1.21   thorpej  */
   5967  1.138   thorpej static void	tlp_al981_tmsw_init(struct tulip_softc *);
   5968   1.21   thorpej 
   5969   1.21   thorpej const struct tulip_mediasw tlp_al981_mediasw = {
   5970   1.21   thorpej 	tlp_al981_tmsw_init, tlp_mii_getmedia, tlp_mii_setmedia
   5971   1.21   thorpej };
   5972   1.21   thorpej 
   5973  1.138   thorpej static void
   5974  1.138   thorpej tlp_al981_tmsw_init(struct tulip_softc *sc)
   5975   1.21   thorpej {
   5976   1.21   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   5977   1.21   thorpej 
   5978   1.21   thorpej 	sc->sc_mii.mii_ifp = ifp;
   5979   1.21   thorpej 	sc->sc_mii.mii_readreg = tlp_al981_mii_readreg;
   5980   1.21   thorpej 	sc->sc_mii.mii_writereg = tlp_al981_mii_writereg;
   5981   1.21   thorpej 	sc->sc_mii.mii_statchg = sc->sc_statchg;
   5982   1.21   thorpej 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   5983   1.21   thorpej 	    tlp_mediastatus);
   5984   1.43   thorpej 	mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff, MII_PHY_ANY,
   5985   1.86   thorpej 	    MII_OFFSET_ANY, 0);
   5986   1.86   thorpej 	if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
   5987   1.86   thorpej 		ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0, NULL);
   5988   1.86   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE);
   5989   1.86   thorpej 	} else {
   5990   1.86   thorpej 		sc->sc_flags |= TULIPF_HAS_MII;
   5991   1.86   thorpej 		sc->sc_tick = tlp_mii_tick;
   5992   1.86   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
   5993   1.86   thorpej 	}
   5994   1.86   thorpej }
   5995   1.86   thorpej 
   5996   1.86   thorpej /*
   5997   1.86   thorpej  * ADMtek AN983/985 media switch.  Only has internal PHY, but
   5998   1.86   thorpej  * on an SIO-like interface.  Unfortunately, we can't use the
   5999   1.86   thorpej  * standard SIO media switch, because the AN985 "ghosts" the
   6000   1.86   thorpej  * singly PHY at every address.
   6001   1.86   thorpej  */
   6002  1.138   thorpej static void	tlp_an985_tmsw_init(struct tulip_softc *);
   6003   1.86   thorpej 
   6004   1.86   thorpej const struct tulip_mediasw tlp_an985_mediasw = {
   6005   1.86   thorpej 	tlp_an985_tmsw_init, tlp_mii_getmedia, tlp_mii_setmedia
   6006   1.86   thorpej };
   6007   1.86   thorpej 
   6008  1.138   thorpej static void
   6009  1.138   thorpej tlp_an985_tmsw_init(struct tulip_softc *sc)
   6010   1.86   thorpej {
   6011   1.86   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   6012   1.86   thorpej 
   6013   1.86   thorpej 	sc->sc_mii.mii_ifp = ifp;
   6014   1.86   thorpej 	sc->sc_mii.mii_readreg = tlp_bitbang_mii_readreg;
   6015   1.86   thorpej 	sc->sc_mii.mii_writereg = tlp_bitbang_mii_writereg;
   6016   1.86   thorpej 	sc->sc_mii.mii_statchg = sc->sc_statchg;
   6017   1.86   thorpej 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   6018   1.86   thorpej 	    tlp_mediastatus);
   6019   1.86   thorpej 	mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff, 1,
   6020   1.44   thorpej 	    MII_OFFSET_ANY, 0);
   6021   1.21   thorpej 	if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
   6022   1.21   thorpej 		ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0, NULL);
   6023   1.21   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE);
   6024   1.21   thorpej 	} else {
   6025   1.21   thorpej 		sc->sc_flags |= TULIPF_HAS_MII;
   6026   1.21   thorpej 		sc->sc_tick = tlp_mii_tick;
   6027   1.21   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
   6028   1.21   thorpej 	}
   6029   1.68   thorpej }
   6030   1.68   thorpej 
   6031   1.68   thorpej /*
   6032   1.68   thorpej  * Davicom DM9102 media switch.  Internal PHY and possibly HomePNA.
   6033   1.68   thorpej  */
   6034  1.138   thorpej static void	tlp_dm9102_tmsw_init(struct tulip_softc *);
   6035  1.138   thorpej static void	tlp_dm9102_tmsw_getmedia(struct tulip_softc *,
   6036  1.138   thorpej 		    struct ifmediareq *);
   6037  1.138   thorpej static int	tlp_dm9102_tmsw_setmedia(struct tulip_softc *);
   6038   1.68   thorpej 
   6039   1.68   thorpej const struct tulip_mediasw tlp_dm9102_mediasw = {
   6040   1.68   thorpej 	tlp_dm9102_tmsw_init, tlp_dm9102_tmsw_getmedia,
   6041   1.68   thorpej 	    tlp_dm9102_tmsw_setmedia
   6042   1.68   thorpej };
   6043   1.68   thorpej 
   6044  1.138   thorpej static void
   6045  1.138   thorpej tlp_dm9102_tmsw_init(struct tulip_softc *sc)
   6046   1.68   thorpej {
   6047   1.68   thorpej 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   6048   1.68   thorpej 	u_int32_t opmode;
   6049   1.68   thorpej 
   6050   1.68   thorpej 	sc->sc_mii.mii_ifp = ifp;
   6051   1.68   thorpej 	sc->sc_mii.mii_readreg = tlp_bitbang_mii_readreg;
   6052   1.68   thorpej 	sc->sc_mii.mii_writereg = tlp_bitbang_mii_writereg;
   6053   1.68   thorpej 	sc->sc_mii.mii_statchg = sc->sc_statchg;
   6054   1.68   thorpej 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   6055   1.68   thorpej 	    tlp_mediastatus);
   6056   1.68   thorpej 
   6057   1.68   thorpej 	/* PHY block already reset via tlp_reset(). */
   6058   1.68   thorpej 
   6059   1.68   thorpej 	/*
   6060   1.68   thorpej 	 * Configure OPMODE properly for the internal MII interface.
   6061   1.68   thorpej 	 */
   6062   1.68   thorpej 	switch (sc->sc_chip) {
   6063   1.68   thorpej 	case TULIP_CHIP_DM9102:
   6064   1.68   thorpej 		opmode = OPMODE_MBO|OPMODE_HBD|OPMODE_PS;
   6065   1.68   thorpej 		break;
   6066   1.68   thorpej 
   6067   1.68   thorpej 	case TULIP_CHIP_DM9102A:
   6068   1.68   thorpej 		opmode = OPMODE_MBO|OPMODE_HBD;
   6069   1.68   thorpej 		break;
   6070   1.68   thorpej 
   6071   1.68   thorpej 	default:
   6072  1.125  christos 		opmode = 0;
   6073   1.91       cgd 		break;
   6074   1.68   thorpej 	}
   6075   1.68   thorpej 
   6076   1.68   thorpej 	TULIP_WRITE(sc, CSR_OPMODE, opmode);
   6077   1.68   thorpej 
   6078   1.68   thorpej 	/* Now, probe the internal MII for the internal PHY. */
   6079   1.68   thorpej 	mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff, MII_PHY_ANY,
   6080   1.68   thorpej 	    MII_OFFSET_ANY, 0);
   6081   1.68   thorpej 
   6082   1.68   thorpej 	/*
   6083   1.68   thorpej 	 * XXX Figure out what to do about the HomePNA portion
   6084   1.68   thorpej 	 * XXX of the DM9102A.
   6085   1.68   thorpej 	 */
   6086   1.68   thorpej 
   6087   1.68   thorpej 	if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
   6088   1.68   thorpej 		ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0, NULL);
   6089   1.68   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE);
   6090   1.68   thorpej 	} else {
   6091   1.68   thorpej 		sc->sc_flags |= TULIPF_HAS_MII;
   6092   1.68   thorpej 		sc->sc_tick = tlp_mii_tick;
   6093   1.68   thorpej 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
   6094   1.68   thorpej 	}
   6095   1.68   thorpej }
   6096   1.68   thorpej 
   6097  1.138   thorpej static void
   6098  1.138   thorpej tlp_dm9102_tmsw_getmedia(struct tulip_softc *sc, struct ifmediareq *ifmr)
   6099   1.68   thorpej {
   6100   1.68   thorpej 
   6101   1.68   thorpej 	/* XXX HomePNA on DM9102A. */
   6102   1.68   thorpej 	tlp_mii_getmedia(sc, ifmr);
   6103   1.68   thorpej }
   6104   1.68   thorpej 
   6105  1.138   thorpej static int
   6106  1.138   thorpej tlp_dm9102_tmsw_setmedia(struct tulip_softc *sc)
   6107   1.68   thorpej {
   6108   1.68   thorpej 
   6109   1.68   thorpej 	/* XXX HomePNA on DM9102A. */
   6110   1.68   thorpej 	return (tlp_mii_setmedia(sc));
   6111    1.1   thorpej }
   6112  1.137    rpaulo 
   6113  1.137    rpaulo /*
   6114  1.137    rpaulo  * ASIX AX88140A/AX88141 media switch. Internal PHY or MII.
   6115  1.137    rpaulo  */
   6116  1.137    rpaulo 
   6117  1.138   thorpej static void	tlp_asix_tmsw_init(struct tulip_softc *);
   6118  1.138   thorpej static void	tlp_asix_tmsw_getmedia(struct tulip_softc *,
   6119  1.138   thorpej 		    struct ifmediareq *);
   6120  1.138   thorpej static int	tlp_asix_tmsw_setmedia(struct tulip_softc *);
   6121  1.137    rpaulo 
   6122  1.137    rpaulo const struct tulip_mediasw tlp_asix_mediasw = {
   6123  1.137    rpaulo 	tlp_asix_tmsw_init, tlp_asix_tmsw_getmedia,
   6124  1.137    rpaulo 	tlp_asix_tmsw_setmedia
   6125  1.137    rpaulo };
   6126  1.137    rpaulo 
   6127  1.138   thorpej static void
   6128  1.138   thorpej tlp_asix_tmsw_init(struct tulip_softc *sc)
   6129  1.137    rpaulo {
   6130  1.137    rpaulo 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   6131  1.137    rpaulo 	u_int32_t opmode;
   6132  1.137    rpaulo 
   6133  1.137    rpaulo 	sc->sc_mii.mii_ifp = ifp;
   6134  1.137    rpaulo         sc->sc_mii.mii_readreg = tlp_bitbang_mii_readreg;
   6135  1.137    rpaulo         sc->sc_mii.mii_writereg = tlp_bitbang_mii_writereg;
   6136  1.137    rpaulo 	sc->sc_mii.mii_statchg = sc->sc_statchg;
   6137  1.137    rpaulo 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   6138  1.137    rpaulo             tlp_mediastatus);
   6139  1.137    rpaulo 
   6140  1.137    rpaulo 	/*
   6141  1.137    rpaulo 	 * Configure OPMODE properly for the internal MII interface.
   6142  1.137    rpaulo 	 */
   6143  1.137    rpaulo 	switch (sc->sc_chip) {
   6144  1.137    rpaulo 	case TULIP_CHIP_AX88140:
   6145  1.137    rpaulo 	case TULIP_CHIP_AX88141:
   6146  1.137    rpaulo 		opmode = OPMODE_HBD|OPMODE_PS;
   6147  1.137    rpaulo 		break;
   6148  1.137    rpaulo         default:
   6149  1.137    rpaulo                 opmode = 0;
   6150  1.137    rpaulo                 break;
   6151  1.137    rpaulo         }
   6152  1.137    rpaulo 
   6153  1.137    rpaulo 	TULIP_WRITE(sc, CSR_OPMODE, opmode);
   6154  1.137    rpaulo 
   6155  1.137    rpaulo 	/* Now, probe the internal MII for the internal PHY. */
   6156  1.137    rpaulo 	mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff, MII_PHY_ANY,
   6157  1.137    rpaulo 	    MII_OFFSET_ANY, 0);
   6158  1.137    rpaulo 
   6159  1.137    rpaulo 	/* XXX Figure how to handle the PHY. */
   6160  1.145     blymn 
   6161  1.137    rpaulo 	if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
   6162  1.137    rpaulo 		ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0, NULL);
   6163  1.137    rpaulo 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE);
   6164  1.137    rpaulo 	} else {
   6165  1.137    rpaulo 		sc->sc_flags |= TULIPF_HAS_MII;
   6166  1.137    rpaulo 		sc->sc_tick = tlp_mii_tick;
   6167  1.137    rpaulo 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
   6168  1.137    rpaulo 	}
   6169  1.137    rpaulo 
   6170  1.145     blymn 
   6171  1.137    rpaulo }
   6172  1.137    rpaulo 
   6173  1.138   thorpej static void
   6174  1.138   thorpej tlp_asix_tmsw_getmedia(struct tulip_softc *sc, struct ifmediareq *ifmr)
   6175  1.137    rpaulo {
   6176  1.145     blymn 
   6177  1.137    rpaulo 	/* XXX PHY handling. */
   6178  1.137    rpaulo 	tlp_mii_getmedia(sc, ifmr);
   6179  1.137    rpaulo }
   6180  1.137    rpaulo 
   6181  1.138   thorpej static int
   6182  1.138   thorpej tlp_asix_tmsw_setmedia(struct tulip_softc *sc)
   6183  1.137    rpaulo {
   6184  1.145     blymn 
   6185  1.137    rpaulo 	/* XXX PHY handling. */
   6186  1.137    rpaulo 	return (tlp_mii_setmedia(sc));
   6187  1.137    rpaulo }
   6188  1.143    rpaulo 
   6189  1.143    rpaulo /*
   6190  1.143    rpaulo  * RS7112 media switch.  Handles only MII attached to the SIO.
   6191  1.143    rpaulo  * We only have a PHY at 1.
   6192  1.143    rpaulo  */
   6193  1.143    rpaulo void   tlp_rs7112_tmsw_init(struct tulip_softc *);
   6194  1.143    rpaulo 
   6195  1.143    rpaulo const struct tulip_mediasw tlp_rs7112_mediasw = {
   6196  1.143    rpaulo 	tlp_rs7112_tmsw_init, tlp_mii_getmedia, tlp_mii_setmedia
   6197  1.143    rpaulo };
   6198  1.143    rpaulo 
   6199  1.143    rpaulo void
   6200  1.143    rpaulo tlp_rs7112_tmsw_init(struct tulip_softc *sc)
   6201  1.143    rpaulo {
   6202  1.143    rpaulo 	struct ifnet *ifp = &sc->sc_ethercom.ec_if;
   6203  1.143    rpaulo 
   6204  1.143    rpaulo 	/*
   6205  1.143    rpaulo 	 * We don't attach any media info structures to the ifmedia
   6206  1.143    rpaulo 	 * entries, so if we're using a pre-init function that needs
   6207  1.143    rpaulo 	 * that info, override it to one that doesn't.
   6208  1.143    rpaulo 	 */
   6209  1.143    rpaulo 	if (sc->sc_preinit == tlp_2114x_preinit)
   6210  1.143    rpaulo 		sc->sc_preinit = tlp_2114x_mii_preinit;
   6211  1.143    rpaulo 
   6212  1.143    rpaulo 	sc->sc_mii.mii_ifp = ifp;
   6213  1.143    rpaulo 	sc->sc_mii.mii_readreg = tlp_bitbang_mii_readreg;
   6214  1.143    rpaulo 	sc->sc_mii.mii_writereg = tlp_bitbang_mii_writereg;
   6215  1.143    rpaulo 	sc->sc_mii.mii_statchg = sc->sc_statchg;
   6216  1.143    rpaulo 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   6217  1.143    rpaulo 	    tlp_mediastatus);
   6218  1.143    rpaulo 
   6219  1.143    rpaulo 	/*
   6220  1.143    rpaulo 	 * The RS7112 reports a PHY at 0 (possibly HomePNA?)
   6221  1.143    rpaulo 	 * and 1 (ethernet). We attach ethernet only.
   6222  1.143    rpaulo 	 */
   6223  1.143    rpaulo 	mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff, 1,
   6224  1.143    rpaulo 	    MII_OFFSET_ANY, 0);
   6225  1.143    rpaulo 
   6226  1.143    rpaulo 	if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
   6227  1.143    rpaulo 		ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0, NULL);
   6228  1.143    rpaulo 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE);
   6229  1.143    rpaulo 	} else {
   6230  1.143    rpaulo 		sc->sc_flags |= TULIPF_HAS_MII;
   6231  1.143    rpaulo 		sc->sc_tick = tlp_mii_tick;
   6232  1.143    rpaulo 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
   6233  1.143    rpaulo 	}
   6234  1.143    rpaulo }
   6235