dp8390var.h revision 1.2.4.1 1 /* $NetBSD: dp8390var.h,v 1.2.4.1 1997/10/14 00:59:13 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 #define INTERFACE_NAME_LEN 32
17
18 /*
19 * dp8390_softc: per line info and status
20 */
21 struct dp8390_softc {
22 struct device sc_dev;
23 void *sc_ih;
24 int sc_flags; /* interface flags, from config */
25
26 struct ethercom sc_ec; /* ethernet common */
27
28 bus_space_tag_t sc_regt; /* NIC register space tag */
29 bus_space_handle_t sc_regh; /* NIC register space handle */
30 bus_space_tag_t sc_buft; /* Buffer space tag */
31 bus_space_handle_t sc_bufh; /* Buffer space handle */
32
33 bus_size_t sc_reg_map[16]; /* register map (offsets) */
34
35 u_char is790; /* NIC is a 790 */
36
37 u_int8_t cr_proto; /* values always set in CR */
38 u_int8_t dcr_reg; /* override DCR iff LS is set */
39
40 int mem_start; /* offset of NIC memory */
41 int mem_end; /* offset of NIC memory end */
42 int mem_size; /* total shared memory size */
43 int mem_ring; /* offset of start of RX ring-buffer */
44
45 u_short txb_cnt; /* Number of transmit buffers */
46 u_short txb_inuse; /* number of transmit buffers active */
47
48 u_short txb_new; /* pointer to where new buffer will be added */
49 u_short txb_next_tx; /* pointer to next buffer ready to xmit */
50 u_short txb_len[8]; /* buffered xmit buffer lengths */
51 u_short tx_page_start; /* first page of TX buffer area */
52 u_short rec_page_start; /* first page of RX ring-buffer */
53 u_short rec_page_stop; /* last page of RX ring-buffer */
54 u_short next_packet; /* pointer to next unread RX packet */
55
56 u_int8_t sc_enaddr[6]; /* storage for MAC address */
57
58 int (*test_mem) __P((struct dp8390_softc *));
59 void (*init_card) __P((struct dp8390_softc *));
60 void (*read_hdr) __P((struct dp8390_softc *,
61 int, struct dp8390_ring *));
62 void (*recv_int) __P((struct dp8390_softc *));
63 int (*ring_copy) __P((struct dp8390_softc *,
64 int, caddr_t, u_short));
65 int (*write_mbuf) __P((struct dp8390_softc *, struct mbuf *, int));
66 };
67
68 /*
69 * Vendor types
70 */
71 #define DP8390_VENDOR_UNKNOWN 0xff /* Unknown network card */
72 #define DP8390_VENDOR_WD_SMC 0x00 /* Western Digital/SMC */
73 #define DP8390_VENDOR_3COM 0x01 /* 3Com */
74 #define DP8390_VENDOR_NOVELL 0x02 /* Novell */
75 #define DP8390_VENDOR_APPLE 0x10 /* Apple Ethernet card */
76 #define DP8390_VENDOR_INTERLAN 0x11 /* Interlan A310 card (GatorCard) */
77 #define DP8390_VENDOR_DAYNA 0x12 /* DaynaPORT E/30s (and others?) */
78 #define DP8390_VENDOR_ASANTE 0x13 /* Asante MacCon II/E */
79 #define DP8390_VENDOR_FARALLON 0x14 /* Farallon EtherMac II-TP */
80 #define DP8390_VENDOR_FOCUS 0x15 /* FOCUS Enhancements EtherLAN */
81 #define DP8390_VENDOR_KINETICS 0x16 /* Kinetics EtherPort SE/30 */
82
83 /*
84 * Compile-time config flags
85 */
86 /*
87 * This sets the default for enabling/disablng the tranceiver.
88 */
89 #define DP8390_DISABLE_TRANCEIVER 0x0001
90
91 /*
92 * This forces the board to be used in 8/16-bit mode even if it autoconfigs
93 * differently.
94 */
95 #define DP8390_FORCE_8BIT_MODE 0x0002
96 #define DP8390_FORCE_16BIT_MODE 0x0004
97
98 /*
99 * This disables the use of multiple transmit buffers.
100 */
101 #define DP8390_NO_MULTI_BUFFERING 0x0008
102
103 /*
104 * This forces all operations with the NIC memory to use Programmed I/O (i.e.
105 * not via shared memory).
106 */
107 #define DP8390_FORCE_PIO 0x0010
108
109 /*
110 * NIC register access macros
111 */
112 #define NIC_GET(t, h, reg) bus_space_read_1(t, h, \
113 ((sc)->sc_reg_map[reg]))
114 #define NIC_PUT(t, h, reg, val) bus_space_write_1(t, h, \
115 ((sc)->sc_reg_map[reg]), (val))
116
117 int dp8390_config __P((struct dp8390_softc *));
118 int dp8390_intr __P((void *));
119 int dp8390_ioctl __P((struct ifnet *, u_long, caddr_t));
120 void dp8390_start __P((struct ifnet *));
121 void dp8390_watchdog __P((struct ifnet *));
122 void dp8390_reset __P((struct dp8390_softc *));
123 void dp8390_init __P((struct dp8390_softc *));
124 void dp8390_stop __P((struct dp8390_softc *));
125
126 void dp8390_rint __P((struct dp8390_softc *));
127
128 void dp8390_getmcaf __P((struct ethercom *, u_int8_t *));
129 struct mbuf *dp8390_get __P((struct dp8390_softc *, int, u_short));
130 void dp8390_read __P((struct dp8390_softc *, int, u_short));
131