if_tlvar.h revision 1.10 1 /* $NetBSD: if_tlvar.h,v 1.10 2003/11/10 08:51:52 wiz 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 #include <dev/i2c/i2cvar.h>
39
40 struct tl_product_desc {
41 u_int32_t tp_product;
42 int tp_tlphymedia;
43 const char *tp_desc;
44 };
45
46 struct tl_softc {
47 struct device sc_dev; /* base device */
48 bus_space_tag_t tl_bustag;
49 bus_space_handle_t tl_bushandle; /* CSR region handle */
50 bus_dma_tag_t tl_dmatag;
51 const struct tl_product_desc *tl_product;
52 void* tl_ih;
53 struct ethercom tl_ec;
54 struct callout tl_tick_ch; /* tick callout */
55 struct callout tl_restart_ch; /* restart callout */
56 u_int8_t tl_enaddr[ETHER_ADDR_LEN]; /* hardware address */
57 struct i2c_controller sc_i2c; /* i2c controller info, for eeprom */
58 mii_data_t tl_mii; /* mii bus */
59 bus_dma_segment_t ctrl_segs; /* bus-dma memory for control blocks */
60 int ctrl_nsegs;
61 char *ctrl; /* vaddr for ctrl_segs */
62 struct Rx_list *Rx_list; /* Receive and transmit lists */
63 struct tl_Rx_list *hw_Rx_list; /* and assocoated hw descriptor */
64 bus_dmamap_t Rx_dmamap; /* and associated DMA maps */
65 struct Tx_list *Tx_list;
66 struct tl_Tx_list *hw_Tx_list;
67 bus_dmamap_t Tx_dmamap;
68 struct Rx_list *active_Rx, *last_Rx;
69 struct Tx_list *active_Tx, *last_Tx;
70 struct Tx_list *Free_Tx;
71 bus_dmamap_t null_dmamap; /* for small packets padding */
72 #ifdef TL_PRIV_STATS
73 int ierr_overr;
74 int ierr_code;
75 int ierr_crc;
76 int ierr_nomem;
77 int oerr_underr;
78 int oerr_deferred;
79 int oerr_coll;
80 int oerr_multicoll;
81 int oerr_latecoll;
82 int oerr_exesscoll;
83 int oerr_carrloss;
84 int oerr_mcopy;
85 #endif
86 };
87 #define tl_if tl_ec.ec_if
88 #define tl_bpf tl_if.if_bpf
89
90 typedef struct tl_softc tl_softc_t;
91 typedef u_long ioctl_cmd_t;
92
93 #define TL_HR_READ(sc, reg) \
94 bus_space_read_4(sc->tl_bustag, sc->tl_bushandle, (reg))
95 #define TL_HR_READ_BYTE(sc, reg) \
96 bus_space_read_1(sc->tl_bustag, sc->tl_bushandle, (reg))
97 #define TL_HR_WRITE(sc, reg, data) \
98 bus_space_write_4(sc->tl_bustag, sc->tl_bushandle, (reg), (data))
99 #define TL_HR_WRITE_BYTE(sc, reg, data) \
100 bus_space_write_1(sc->tl_bustag, sc->tl_bushandle, (reg), (data))
101 #define ETHER_MIN_TX (ETHERMIN + sizeof(struct ether_header))
102