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rtl81x9var.h revision 1.9 
      1 /*	$NetBSD: rtl81x9var.h,v 1.9 2001/02/02 04:34:19 thorpej Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997, 1998
      5  *	Bill Paul <wpaul (at) ctr.columbia.edu>.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by Bill Paul.
     18  * 4. Neither the name of the author nor the names of any co-contributors
     19  *    may be used to endorse or promote products derived from this software
     20  *    without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
     23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25  * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
     26  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     32  * THE POSSIBILITY OF SUCH DAMAGE.
     33  *
     34  *	FreeBSD Id: if_rlreg.h,v 1.9 1999/06/20 18:56:09 wpaul Exp
     35  */
     36 
     37 #define RTK_ETHER_ALIGN	2
     38 #define RTK_RXSTAT_LEN	4
     39 
     40 struct rtk_type {
     41 	u_int16_t		rtk_vid;
     42 	u_int16_t		rtk_did;
     43 	const char		*rtk_name;
     44 	int			rtk_type;
     45 };
     46 
     47 struct rtk_mii_frame {
     48 	u_int8_t		mii_stdelim;
     49 	u_int8_t		mii_opcode;
     50 	u_int8_t		mii_phyaddr;
     51 	u_int8_t		mii_regaddr;
     52 	u_int8_t		mii_turnaround;
     53 	u_int16_t		mii_data;
     54 };
     55 
     56 /*
     57  * MII constants
     58  */
     59 #define RTK_MII_STARTDELIM	0x01
     60 #define RTK_MII_READOP		0x02
     61 #define RTK_MII_WRITEOP		0x01
     62 #define RTK_MII_TURNAROUND	0x02
     63 
     64 #define RTK_8129		1
     65 #define RTK_8139		2
     66 
     67 struct rtk_tx_desc {
     68 	SIMPLEQ_ENTRY(rtk_tx_desc) txd_q;
     69 	struct mbuf		*txd_mbuf;
     70 	bus_dmamap_t		txd_dmamap;
     71 	bus_addr_t		txd_txaddr;
     72 	bus_addr_t		txd_txstat;
     73 };
     74 
     75 struct rtk_softc {
     76 	struct device sc_dev;		/* generic device structures */
     77 	struct ethercom		ethercom;	/* interface info */
     78 	struct mii_data		mii;
     79 	struct callout		rtk_tick_ch;	/* tick callout */
     80 	bus_space_handle_t	rtk_bhandle;	/* bus space handle */
     81 	bus_space_tag_t		rtk_btag;	/* bus space tag */
     82 	int			rtk_type;
     83 	bus_dma_tag_t 		sc_dmat;
     84 	bus_dma_segment_t 	sc_dmaseg;
     85 	int			sc_dmanseg;
     86 
     87 	bus_dmamap_t 		recv_dmamap;
     88 	caddr_t			rtk_rx_buf;
     89 
     90 	struct rtk_tx_desc	rtk_tx_descs[RTK_TX_LIST_CNT];
     91 	SIMPLEQ_HEAD(, rtk_tx_desc) rtk_tx_free;
     92 	SIMPLEQ_HEAD(, rtk_tx_desc) rtk_tx_dirty;
     93 
     94 	int			sc_flags;	/* misc flags */
     95 	void	*sc_sdhook;			/* shutdown hook */
     96 	void	*sc_powerhook;			/* power management hook */
     97 
     98 	/* Power management hooks. */
     99 	int	(*sc_enable)	__P((struct rtk_softc *));
    100 	void	(*sc_disable)	__P((struct rtk_softc *));
    101 	void	(*sc_power)	__P((struct rtk_softc *, int));
    102 };
    103 
    104 #define RTK_ATTACHED 0x00000001 /* attach has succeeded */
    105 #define RTK_ENABLED  0x00000002 /* chip is enabled	*/
    106 
    107 #define RTK_IS_ENABLED(sc)	((sc)->sc_flags & RTK_ENABLED)
    108 /*
    109  * register space access macros
    110  */
    111 #define CSR_WRITE_4(sc, reg, val)	\
    112 	bus_space_write_4(sc->rtk_btag, sc->rtk_bhandle, reg, val)
    113 #define CSR_WRITE_2(sc, reg, val)	\
    114 	bus_space_write_2(sc->rtk_btag, sc->rtk_bhandle, reg, val)
    115 #define CSR_WRITE_1(sc, reg, val)	\
    116 	bus_space_write_1(sc->rtk_btag, sc->rtk_bhandle, reg, val)
    117 
    118 #define CSR_READ_4(sc, reg)		\
    119 	bus_space_read_4(sc->rtk_btag, sc->rtk_bhandle, reg)
    120 #define CSR_READ_2(sc, reg)		\
    121 	bus_space_read_2(sc->rtk_btag, sc->rtk_bhandle, reg)
    122 #define CSR_READ_1(sc, reg)		\
    123 	bus_space_read_1(sc->rtk_btag, sc->rtk_bhandle, reg)
    124 
    125 #define RTK_TIMEOUT		1000
    126 
    127 /*
    128  * PCI low memory base and low I/O base register, and
    129  * other PCI registers.
    130  */
    131 
    132 #define RTK_PCI_LOIO		0x10
    133 #define RTK_PCI_LOMEM		0x14
    134 
    135 #define RTK_PSTATE_MASK		0x0003
    136 #define RTK_PSTATE_D0		0x0000
    137 #define RTK_PSTATE_D1		0x0002
    138 #define RTK_PSTATE_D2		0x0002
    139 #define RTK_PSTATE_D3		0x0003
    140 #define RTK_PME_EN		0x0010
    141 #define RTK_PME_STATUS		0x8000
    142 
    143 #ifdef _KERNEL
    144 void	rtk_attach	__P((struct rtk_softc *));
    145 int	rtk_detach	__P((struct rtk_softc *));
    146 int	rtk_activate	__P((struct device *, enum devact));
    147 int	rtk_intr	__P((void *));
    148 #endif /* _KERNEL */
    149