dp8390var.h revision 1.21 1 /* $NetBSD: dp8390var.h,v 1.21 2001/02/10 17:18:02 thorpej Exp $ */
2
3 /*
4 * Device driver for National Semiconductor DS8390/WD83C690 based ethernet
5 * adapters.
6 *
7 * Copyright (c) 1994, 1995 Charles M. Hannum. All rights reserved.
8 *
9 * Copyright (C) 1993, David Greenman. This software may be used, modified,
10 * copied, distributed, and sold, in both source and binary form provided that
11 * the above copyright and these terms are retained. Under no circumstances is
12 * the author responsible for the proper functioning of this software, nor does
13 * the author assume any responsibility for damages incurred with its use.
14 */
15
16 #include "rnd.h"
17 #if NRND > 0
18 #include <sys/rnd.h>
19 #endif
20
21 /*
22 * We include MII glue here -- some DP8390 compatible chips have
23 * MII interfaces on them (scary, isn't it...).
24 */
25 #include <dev/mii/miivar.h>
26
27 #define INTERFACE_NAME_LEN 32
28
29 /*
30 * dp8390_softc: per line info and status
31 */
32 struct dp8390_softc {
33 struct device sc_dev;
34 void *sc_ih;
35 int sc_flags; /* interface flags, from config */
36
37 struct ethercom sc_ec; /* ethernet common */
38 struct mii_data sc_mii; /* MII glue */
39 #define sc_media sc_mii.mii_media /* compatibilty definition */
40
41 bus_space_tag_t sc_regt; /* NIC register space tag */
42 bus_space_handle_t sc_regh; /* NIC register space handle */
43 bus_space_tag_t sc_buft; /* Buffer space tag */
44 bus_space_handle_t sc_bufh; /* Buffer space handle */
45
46 bus_size_t sc_reg_map[16]; /* register map (offsets) */
47
48 int is790; /* NIC is a 790 */
49
50 u_int8_t cr_proto; /* values always set in CR */
51 u_int8_t rcr_proto; /* values always set in RCR */
52 u_int8_t dcr_reg; /* override DCR iff LS is set */
53
54 int mem_start; /* offset of NIC memory */
55 int mem_end; /* offset of NIC memory end */
56 int mem_size; /* total shared memory size */
57 int mem_ring; /* offset of start of RX ring-buffer */
58
59 u_short txb_cnt; /* Number of transmit buffers */
60 u_short txb_inuse; /* number of transmit buffers active */
61
62 u_short txb_new; /* pointer to where new buffer will be added */
63 u_short txb_next_tx; /* pointer to next buffer ready to xmit */
64 u_short txb_len[8]; /* buffered xmit buffer lengths */
65 u_short tx_page_start; /* first page of TX buffer area */
66 u_short rec_page_start; /* first page of RX ring-buffer */
67 u_short rec_page_stop; /* last page of RX ring-buffer */
68 u_short next_packet; /* pointer to next unread RX packet */
69
70 u_int8_t sc_enaddr[ETHER_ADDR_LEN]; /* storage for MAC address */
71
72 int sc_enabled; /* boolean; power enabled on interface */
73
74 #if NRND > 0
75 rndsource_element_t rnd_source; /* random source */
76 #endif
77
78 int (*test_mem) __P((struct dp8390_softc *));
79 void (*init_card) __P((struct dp8390_softc *));
80 void (*read_hdr) __P((struct dp8390_softc *,
81 int, struct dp8390_ring *));
82 void (*recv_int) __P((struct dp8390_softc *));
83 int (*ring_copy) __P((struct dp8390_softc *,
84 int, caddr_t, u_short));
85 int (*write_mbuf) __P((struct dp8390_softc *, struct mbuf *, int));
86
87 int (*sc_enable) __P((struct dp8390_softc *));
88 void (*sc_disable) __P((struct dp8390_softc *));
89
90 int (*sc_mediachange) __P((struct dp8390_softc *));
91 void (*sc_mediastatus) __P((struct dp8390_softc *,
92 struct ifmediareq *));
93 };
94
95 /*
96 * Vendor types
97 */
98 #define DP8390_VENDOR_UNKNOWN 0xff /* Unknown network card */
99 #define DP8390_VENDOR_WD_SMC 0x00 /* Western Digital/SMC */
100 #define DP8390_VENDOR_3COM 0x01 /* 3Com */
101 #define DP8390_VENDOR_NOVELL 0x02 /* Novell */
102 #define DP8390_VENDOR_APPLE 0x10 /* Apple Ethernet card */
103 #define DP8390_VENDOR_INTERLAN 0x11 /* Interlan A310 card (GatorCard) */
104 #define DP8390_VENDOR_DAYNA 0x12 /* DaynaPORT E/30s (and others?) */
105 #define DP8390_VENDOR_ASANTE 0x13 /* Asante MacCon II/E */
106 #define DP8390_VENDOR_FARALLON 0x14 /* Farallon EtherMac II-TP */
107 #define DP8390_VENDOR_FOCUS 0x15 /* FOCUS Enhancements EtherLAN */
108 #define DP8390_VENDOR_KINETICS 0x16 /* Kinetics EtherPort SE/30 */
109 #define DP8390_VENDOR_CABLETRON 0x17 /* Cabletron Ethernet */
110
111 /*
112 * Compile-time config flags
113 */
114 /*
115 * This sets the default for enabling/disablng the tranceiver.
116 */
117 #define DP8390_DISABLE_TRANCEIVER 0x0001
118
119 /*
120 * This forces the board to be used in 8/16-bit mode even if it autoconfigs
121 * differently.
122 */
123 #define DP8390_FORCE_8BIT_MODE 0x0002
124 #define DP8390_FORCE_16BIT_MODE 0x0004
125
126 /*
127 * This disables the use of multiple transmit buffers.
128 */
129 #define DP8390_NO_MULTI_BUFFERING 0x0008
130
131 /*
132 * This forces all operations with the NIC memory to use Programmed I/O (i.e.
133 * not via shared memory).
134 */
135 #define DP8390_FORCE_PIO 0x0010
136
137 /*
138 * The chip is ASIX AX88190 and needs work around.
139 */
140 #define DP8390_DO_AX88190_WORKAROUND 0x0020
141
142 #define DP8390_ATTACHED 0x0040 /* attach has succeeded */
143
144 /*
145 * NIC register access macros
146 */
147 #define NIC_GET(t, h, reg) bus_space_read_1(t, h, \
148 ((sc)->sc_reg_map[reg]))
149 #define NIC_PUT(t, h, reg, val) bus_space_write_1(t, h, \
150 ((sc)->sc_reg_map[reg]), (val))
151 #define NIC_BARRIER(t, h) bus_space_barrier(t, h, 0, 0x10, \
152 BUS_SPACE_BARRIER_READ | BUS_SPACE_BARRIER_WRITE)
153
154 int dp8390_config __P((struct dp8390_softc *, int *, int, int));
155 int dp8390_intr __P((void *));
156 int dp8390_ioctl __P((struct ifnet *, u_long, caddr_t));
157 void dp8390_start __P((struct ifnet *));
158 void dp8390_watchdog __P((struct ifnet *));
159 void dp8390_reset __P((struct dp8390_softc *));
160 void dp8390_init __P((struct dp8390_softc *));
161 void dp8390_stop __P((struct dp8390_softc *));
162
163 void dp8390_rint __P((struct dp8390_softc *));
164
165 void dp8390_getmcaf __P((struct ethercom *, u_int8_t *));
166 struct mbuf *dp8390_get __P((struct dp8390_softc *, int, u_short));
167 void dp8390_read __P((struct dp8390_softc *, int, u_short));
168
169 int dp8390_enable __P((struct dp8390_softc *));
170 void dp8390_disable __P((struct dp8390_softc *));
171
172 int dp8390_activate __P((struct device *, enum devact));
173
174 int dp8390_detach __P((struct dp8390_softc *, int));
175
176 #ifdef IPKDB_DP8390
177 int dp8390_ipkdb_attach __P((struct ipkdb_if *));
178 #endif
179