Initial import from FreeBSD RELENG_4:
[dragonfly.git] / sys / bus / mca / mca_busvar.h
CommitLineData
984263bc
MD
1/*-
2 * Copyright (c) 1999 Matthew N. Dodd <winter@jurai.net>
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 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: src/sys/dev/mca/mca_busvar.h,v 1.2 1999/09/26 07:02:05 mdodd Exp $
27 */
28
29typedef u_int16_t mca_id_t;
30
31struct mca_ident {
32 mca_id_t id;
33 char *name;
34};
35
36const char * mca_match_id (u_int16_t, struct mca_ident *);
37
38/*
39 * Simplified accessors for isa devices
40 */
41
42enum mca_device_ivars {
43 MCA_IVAR_SLOT,
44 MCA_IVAR_ID,
45 MCA_IVAR_ENABLED,
46};
47
48#define MCA_ACCESSOR(A, B, T) \
49 \
50static __inline T mca_get_ ## A(device_t dev) \
51{ \
52 uintptr_t v; \
53 BUS_READ_IVAR(device_get_parent(dev), dev, MCA_IVAR_ ## B, &v); \
54 return (T) v; \
55}
56
57MCA_ACCESSOR(slot, SLOT, int)
58MCA_ACCESSOR(id, ID, mca_id_t)
59MCA_ACCESSOR(enabled, ENABLED, int)
60
61/* don't use these! */
62void mca_pos_set (device_t, u_int8_t, u_int8_t);
63u_int8_t mca_pos_get (device_t, u_int8_t);
64
65u_int8_t mca_pos_read (device_t, u_int8_t);
66
67void mca_add_irq (device_t, int);
68void mca_add_drq (device_t, int);
69void mca_add_iospace (device_t, u_long, u_long);
70void mca_add_mspace (device_t, u_long, u_long);