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