Home | History | Annotate | Line # | Download | only in pci
if_tlvar.h revision 1.6 
      1 /*	$NetBSD: if_tlvar.h,v 1.6 2001/08/06 19:20:26 bouyer Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997 Manuel Bouyer.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *  This product includes software developed by Manuel Bouyer.
     17  * 4. The name of the author may not be used to endorse or promote products
     18  *    derived from this software without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 /*
     33  * Texas Instruments ThunderLAN ethernet controller
     34  * ThunderLAN Programmer's Guide (TI Literature Number SPWU013A)
     35  * available from www.ti.com
     36  */
     37 
     38 struct tl_product_desc {
     39 	u_int32_t tp_product;
     40 	int tp_tlphymedia;
     41 	const char *tp_desc;
     42 };
     43 
     44 struct tl_softc {
     45 	struct device sc_dev;		/* base device */
     46 	bus_space_tag_t tl_bustag;
     47 	bus_space_handle_t tl_bushandle; /* CSR region handle */
     48 	bus_dma_tag_t tl_dmatag;
     49 	const struct tl_product_desc *tl_product;
     50 	void* tl_ih;
     51 	struct ethercom tl_ec;
     52 	struct callout tl_tick_ch;	/* tick callout */
     53 	struct callout tl_restart_ch;	/* restart callout */
     54 	u_int8_t tl_enaddr[ETHER_ADDR_LEN];	/* hardware adress */
     55 	i2c_adapter_t i2cbus;		/* i2c bus, for eeprom */
     56 	mii_data_t tl_mii;		/* mii bus */
     57 	bus_dma_segment_t ctrl_segs; /* bus-dma memory for control blocks */
     58 	int ctrl_nsegs;
     59 	struct Rx_list *Rx_list;	/* Receive and transmit lists */
     60 	struct tl_Rx_list *hw_Rx_list;	/* and assocoated hw descriptor */
     61 	bus_dmamap_t Rx_dmamap;		/* and associated DMA maps */
     62 	struct Tx_list *Tx_list;
     63 	struct tl_Tx_list *hw_Tx_list;
     64 	bus_dmamap_t Tx_dmamap;
     65 	struct Rx_list *active_Rx, *last_Rx;
     66 	struct Tx_list *active_Tx, *last_Tx;
     67 	struct Tx_list *Free_Tx;
     68 	bus_dmamap_t null_dmamap;	/* for small packets padding */
     69 #ifdef TL_PRIV_STATS
     70 	int ierr_overr;
     71 	int ierr_code;
     72 	int ierr_crc;
     73 	int ierr_nomem;
     74 	int oerr_underr;
     75 	int oerr_deffered;
     76 	int oerr_coll;
     77 	int oerr_multicoll;
     78 	int oerr_latecoll;
     79 	int oerr_exesscoll;
     80 	int oerr_carrloss;
     81 	int oerr_mcopy;
     82 #endif
     83 };
     84 #define tl_if            tl_ec.ec_if
     85 #define tl_bpf   tl_if.if_bpf
     86 
     87 typedef struct tl_softc tl_softc_t;
     88 typedef u_long ioctl_cmd_t;
     89 
     90 #define TL_HR_READ(sc, reg) \
     91 	bus_space_read_4(sc->tl_bustag, sc->tl_bushandle, (reg))
     92 #define TL_HR_READ_BYTE(sc, reg) \
     93 	bus_space_read_1(sc->tl_bustag, sc->tl_bushandle, (reg))
     94 #define TL_HR_WRITE(sc, reg, data) \
     95 	bus_space_write_4(sc->tl_bustag, sc->tl_bushandle, (reg), (data))
     96 #define TL_HR_WRITE_BYTE(sc, reg, data) \
     97 	bus_space_write_1(sc->tl_bustag, sc->tl_bushandle, (reg), (data))
     98 #define ETHER_MIN_TX (ETHERMIN + sizeof(struct ether_header))
     99