1 | /* $NetBSD: if_tlvar.h,v 1.17 2015/04/13 16:33:25 riastradh 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 | * |
15 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
16 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
17 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
18 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
19 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
20 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
21 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
22 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
23 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
24 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
25 | */ |
26 | |
27 | /* |
28 | * Texas Instruments ThunderLAN ethernet controller |
29 | * ThunderLAN Programmer's Guide (TI Literature Number SPWU013A) |
30 | * available from www.ti.com |
31 | */ |
32 | |
33 | #include <sys/rndsource.h> |
34 | |
35 | #include <dev/i2c/i2cvar.h> |
36 | |
37 | struct tl_product_desc { |
38 | u_int32_t tp_product; |
39 | int tp_tlphymedia; |
40 | const char *tp_desc; |
41 | }; |
42 | |
43 | struct tl_softc { |
44 | device_t sc_dev; /* base device */ |
45 | bus_space_tag_t tl_bustag; |
46 | bus_space_handle_t tl_bushandle; /* CSR region handle */ |
47 | bus_dma_tag_t tl_dmatag; |
48 | const struct tl_product_desc *tl_product; |
49 | void* tl_ih; |
50 | struct ethercom tl_ec; |
51 | struct callout tl_tick_ch; /* tick callout */ |
52 | struct callout tl_restart_ch; /* restart callout */ |
53 | u_int8_t tl_enaddr[ETHER_ADDR_LEN]; /* hardware address */ |
54 | struct i2c_controller sc_i2c; /* i2c controller info, for eeprom */ |
55 | mii_data_t tl_mii; /* mii bus */ |
56 | bus_dma_segment_t ctrl_segs; /* bus-dma memory for control blocks */ |
57 | int ctrl_nsegs; |
58 | char *ctrl; /* vaddr for ctrl_segs */ |
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_deferred; |
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 | krndsource_t rnd_source; |
84 | }; |
85 | #define tl_if tl_ec.ec_if |
86 | #define tl_bpf tl_if.if_bpf |
87 | |
88 | typedef struct tl_softc tl_softc_t; |
89 | typedef u_long ioctl_cmd_t; |
90 | |
91 | #define TL_HR_READ(sc, reg) \ |
92 | bus_space_read_4(sc->tl_bustag, sc->tl_bushandle, (reg)) |
93 | #define TL_HR_READ_BYTE(sc, reg) \ |
94 | bus_space_read_1(sc->tl_bustag, sc->tl_bushandle, (reg)) |
95 | #define TL_HR_WRITE(sc, reg, data) \ |
96 | bus_space_write_4(sc->tl_bustag, sc->tl_bushandle, (reg), (data)) |
97 | #define TL_HR_WRITE_BYTE(sc, reg, data) \ |
98 | bus_space_write_1(sc->tl_bustag, sc->tl_bushandle, (reg), (data)) |
99 | #define ETHER_MIN_TX (ETHERMIN + sizeof(struct ether_header)) |
100 | |