1 /* $OpenBSD: elink3var.h,v 1.18 2002/06/09 03:14:18 todd Exp $ */
2 /* $NetBSD: elink3var.h,v 1.12 1997/03/30 22:47:11 jonathan Exp $ */
3
4 /*
5 * Copyright (c) 1994 Herb Peyerl <hpeyerl@beer.org>
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by Herb Peyerl.
19 * 4. The name of Herb Peyerl may not be used to endorse or promote products
20 * derived from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34 /*
35 * Ethernet software status per interface.
36 */
37 struct ep_softc {
38 struct device sc_dev;
39 void *sc_ih;
40 struct timeout sc_epmbuffill_tmo;
41
42 struct arpcom sc_arpcom; /* Ethernet common part */
43 struct mii_data sc_mii; /* MII/media control */
44 bus_space_tag_t sc_iot; /* bus cookie */
45 bus_space_handle_t sc_ioh; /* bus i/o handle */
46 u_int ep_connectors; /* Connectors on this card. */
47 #define MAX_MBS 8 /* # of mbufs we keep around */
48 struct mbuf *mb[MAX_MBS]; /* spare mbuf storage. */
49 int next_mb; /* Which mbuf to use next. */
50 int last_mb; /* Last mbuf. */
51 int tx_start_thresh; /* Current TX_start_thresh. */
52 int tx_succ_ok; /* # packets sent in sequence */
53 /* w/o underrun */
54
55 u_int ep_flags; /* capabilities flag (from EEPROM) */
56 #define EP_FLAGS_PNP 0x0001
57 #define EP_FLAGS_FULLDUPLEX 0x0002
58 #define EP_FLAGS_LARGEPKT 0x0004 /* 4k packet support */
59 #define EP_FLAGS_SLAVEDMA 0x0008
60 #define EP_FLAGS_SECONDDMA 0x0010
61 #define EP_FLAGS_FULLDMA 0x0020
62 #define EP_FLAGS_FRAGMENTDMA 0x0040
63 #define EP_FLAGS_CRC_PASSTHRU 0x0080
64 #define EP_FLAGS_TXDONE 0x0100
65 #define EP_FLAGS_NO_TXLENGTH 0x0200
66 #define EP_FLAGS_RXREPEAT 0x0400
67 #define EP_FLAGS_SNOOPING 0x0800
68 #define EP_FLAGS_100MBIT 0x1000
69 #define EP_FLAGS_POWERMGMT 0x2000
70 #define EP_FLAGS_MII 0x4000
71
72 u_short ep_chipset; /* Chipset family on this board */
73 #define EP_CHIPSET_UNKNOWN 0x00 /* unknown (assume 3c509) */
74 #define EP_CHIPSET_3C509 0x01 /* PIO: 3c509, 3c589 */
75 #define EP_CHIPSET_VORTEX 0x02 /* 100mbit, single-pkt dma */
76 #define EP_CHIPSET_BOOMERANG 0x03 /* Saner dma plus PIO */
77 #define EP_CHIPSET_BOOMERANG2 0x04 /* Saner dma, no PIO */
78 #define EP_CHIPSET_ROADRUNNER 0x05 /* Like Boomerang, but PCMCIA */
79
80 u_char bustype;
81 #define EP_BUS_ISA 0x0
82 #define EP_BUS_PCMCIA 0x1
83 #define EP_BUS_EISA 0x2
84 #define EP_BUS_PCI 0x3
85
86 #define EP_IS_BUS_32(a) ((a) & 0x2)
87
88 u_char txashift; /* shift in SET_TX_AVAIL_THRESH */
89 };
90
91 u_int16_t epreadeeprom(bus_space_tag_t, bus_space_handle_t, int);
92 void epconfig(struct ep_softc *, u_short, u_int8_t *);
93 int epintr(void *);
94 void epstop(struct ep_softc *);
95 void epinit(struct ep_softc *);
96 int ep_detach(struct device *);