dp8390var.h revision 1.1 
1/*	$OpenBSD: dp8390var.h,v 1.1 1998/09/22 06:41:13 fgsch Exp $	*/
2/*	$NetBSD: dp8390var.h,v 1.8 1998/08/12 07:19:09 scottr Exp $	*/
3
4/*
5 * Device driver for National Semiconductor DS8390/WD83C690 based ethernet
6 * adapters.
7 *
8 * Copyright (c) 1994, 1995 Charles M. Hannum.  All rights reserved.
9 *
10 * Copyright (C) 1993, David Greenman.  This software may be used, modified,
11 * copied, distributed, and sold, in both source and binary form provided that
12 * the above copyright and these terms are retained.  Under no circumstances is
13 * the author responsible for the proper functioning of this software, nor does
14 * the author assume any responsibility for damages incurred with its use.
15 */
16
17#define INTERFACE_NAME_LEN	32
18
19/*
20 * dp8390_softc: per line info and status
21 */
22struct dp8390_softc {
23	struct device	sc_dev;
24	void	*sc_ih;
25	int	sc_flags;		/* interface flags, from config */
26
27#ifdef __NetBSD__
28	struct ethercom sc_ec;		/* ethernet common */
29#else
30	struct arpcom sc_arpcom;	/* ethernet common */
31#endif
32	struct ifmedia sc_media;	/* supported media information */
33
34	bus_space_tag_t	sc_regt;	/* NIC register space tag */
35	bus_space_handle_t sc_regh;	/* NIC register space handle */
36	bus_space_tag_t	sc_buft;	/* Buffer space tag */
37	bus_space_handle_t sc_bufh;	/* Buffer space handle */
38
39	bus_size_t sc_reg_map[16];	/* register map (offsets) */
40
41	int	is790;		/* NIC is a 790 */
42
43	u_int8_t cr_proto;	/* values always set in CR */
44	u_int8_t dcr_reg;	/* override DCR iff LS is set */
45
46	int	mem_start;	/* offset of NIC memory */
47	int	mem_end;	/* offset of NIC memory end */
48	int	mem_size;	/* total shared memory size */
49	int	mem_ring;	/* offset of start of RX ring-buffer */
50
51	u_short	txb_cnt;	/* Number of transmit buffers */
52	u_short	txb_inuse;	/* number of transmit buffers active */
53
54	u_short	txb_new;	/* pointer to where new buffer will be added */
55	u_short	txb_next_tx;	/* pointer to next buffer ready to xmit */
56	u_short	txb_len[8];	/* buffered xmit buffer lengths */
57	u_short	tx_page_start;	/* first page of TX buffer area */
58	u_short	rec_page_start; /* first page of RX ring-buffer */
59	u_short	rec_page_stop;	/* last page of RX ring-buffer */
60	u_short	next_packet;	/* pointer to next unread RX packet */
61
62#ifdef __NetBSD__
63	u_int8_t sc_enaddr[6];	/* storage for MAC address */
64#endif
65
66	int	sc_enabled;	/* boolean; power enabled on interface */
67
68	int	(*test_mem) __P((struct dp8390_softc *));
69	void	(*init_card) __P((struct dp8390_softc *));
70	void	(*read_hdr) __P((struct dp8390_softc *,
71		    int, struct dp8390_ring *));
72	void	(*recv_int) __P((struct dp8390_softc *));
73	int	(*ring_copy) __P((struct dp8390_softc *,
74		    int, caddr_t, u_short));
75	int	(*write_mbuf) __P((struct dp8390_softc *, struct mbuf *, int));
76
77	int	(*sc_enable) __P((struct dp8390_softc *));
78	void	(*sc_disable) __P((struct dp8390_softc *));
79
80	int	(*sc_mediachange) __P((struct dp8390_softc *));
81	void	(*sc_mediastatus) __P((struct dp8390_softc *,
82		    struct ifmediareq *));
83};
84
85/*
86 * Vendor types
87 */
88#define DP8390_VENDOR_UNKNOWN	0xff	/* Unknown network card */
89#define DP8390_VENDOR_WD_SMC	0x00	/* Western Digital/SMC */
90#define DP8390_VENDOR_3COM	0x01	/* 3Com */
91#define DP8390_VENDOR_NOVELL	0x02	/* Novell */
92#define DP8390_VENDOR_APPLE	0x10	/* Apple Ethernet card */
93#define DP8390_VENDOR_INTERLAN	0x11	/* Interlan A310 card (GatorCard) */
94#define DP8390_VENDOR_DAYNA	0x12	/* DaynaPORT E/30s (and others?) */
95#define DP8390_VENDOR_ASANTE	0x13	/* Asante MacCon II/E */
96#define DP8390_VENDOR_FARALLON	0x14	/* Farallon EtherMac II-TP */
97#define DP8390_VENDOR_FOCUS	0x15	/* FOCUS Enhancements EtherLAN */
98#define DP8390_VENDOR_KINETICS	0x16	/* Kinetics EtherPort SE/30 */
99#define DP8390_VENDOR_CABLETRON	0x17	/* Cabletron Ethernet */
100
101/*
102 * Compile-time config flags
103 */
104/*
105 * This sets the default for enabling/disablng the tranceiver.
106 */
107#define DP8390_DISABLE_TRANCEIVER	0x0001
108
109/*
110 * This forces the board to be used in 8/16-bit mode even if it autoconfigs
111 * differently.
112 */
113#define DP8390_FORCE_8BIT_MODE		0x0002
114#define DP8390_FORCE_16BIT_MODE		0x0004
115
116/*
117 * This disables the use of multiple transmit buffers.
118 */
119#define DP8390_NO_MULTI_BUFFERING	0x0008
120
121/*
122 * This forces all operations with the NIC memory to use Programmed I/O (i.e.
123 * not via shared memory).
124 */
125#define DP8390_FORCE_PIO		0x0010
126
127/*
128 * NIC register access macros
129 */
130#define NIC_GET(t, h, reg)	bus_space_read_1(t, h,			\
131				    ((sc)->sc_reg_map[reg]))
132#define NIC_PUT(t, h, reg, val)	bus_space_write_1(t, h,			\
133				    ((sc)->sc_reg_map[reg]), (val))
134
135int	dp8390_config __P((struct dp8390_softc *, int *, int, int));
136int	dp8390_intr __P((void *));
137int	dp8390_ioctl __P((struct ifnet *, u_long, caddr_t));
138void	dp8390_start __P((struct ifnet *));
139void	dp8390_watchdog __P((struct ifnet *));
140void	dp8390_reset __P((struct dp8390_softc *));
141void	dp8390_init __P((struct dp8390_softc *));
142void	dp8390_stop __P((struct dp8390_softc *));
143
144void	dp8390_rint __P((struct dp8390_softc *));
145
146#ifdef __NetBSD__
147void	dp8390_getmcaf __P((struct ethercom *, u_int8_t *));
148#else
149void	dp8390_getmcaf __P((struct arpcom *, u_int8_t *));
150#endif
151struct mbuf *dp8390_get __P((struct dp8390_softc *, int, u_short));
152void	dp8390_read __P((struct dp8390_softc *, int, u_short));
153