Annotation of sys/dev/ic/elink3var.h, Revision 1.1.1.1
1.1 nbrk 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 *);
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