386BSD 0.1 development
[unix-history] / usr / src / sys.386bsd / i386 / isa / isa_device.h
CommitLineData
28a753c6
WJ
1/*-
2 * Copyright (c) 1991 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)isa_device.h 7.1 (Berkeley) 5/9/91
34 */
35
36/*
37 * ISA Bus Autoconfiguration
38 */
39
40/*
41 * Per device structure.
42 */
43struct isa_device {
44 struct isa_driver *id_driver;
45 short id_iobase; /* base i/o address */
46 short id_irq; /* interrupt request */
47 short id_drq; /* DMA request */
48 caddr_t id_maddr; /* physical i/o memory address on bus (if any)*/
49 int id_msize; /* size of i/o memory */
50 int (*id_intr)(); /* interrupt interface routine */
51 int id_unit; /* unit number */
52 int id_scsiid; /* scsi id if needed */
53 int id_alive; /* device is present */
54};
55
56/*
57 * Per-driver structure.
58 *
59 * Each device driver defines entries for a set of routines
60 * as well as an array of types which are acceptable to it.
61 * These are used at boot time by the configuration program.
62 */
63struct isa_driver {
64 int (*probe)(); /* test whether device is present */
65 int (*attach)(); /* setup driver for a device */
66 char *name; /* device name */
67};
68
69extern struct isa_device isa_devtab_bio[], isa_devtab_tty[], isa_devtab_net[],
70 isa_devtab_null[];