kernel - Fix races created by a comedy of circumstansces (3)
[dragonfly.git] / sys / bus / isa / pnpvar.h
blob31a1d1e6944b78e3afa5efceadbbdb3223045a49
1 /*-
2 * Copyright (c) 1999 Doug Rabson
3 * All rights reserved.
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.
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.
26 * $FreeBSD: src/sys/isa/pnpvar.h,v 1.6 2001/09/05 03:54:28 yokota Exp $
27 * $DragonFly: src/sys/bus/isa/pnpvar.h,v 1.3 2003/11/08 02:55:16 dillon Exp $
30 #ifndef _ISA_PNPVAR_H_
31 #define _ISA_PNPVAR_H_
33 #ifdef _KERNEL
35 #if 0
36 void pnp_write(int d, u_char r); /* used by Luigi's sound driver */
37 u_char pnp_read(int d); /* currently unused, but who knows... */
38 #endif
40 #define PNP_HEXTONUM(c) ((c) >= 'a' \
41 ? (c) - 'a' + 10 \
42 : ((c) >= 'A' \
43 ? (c) - 'A' + 10 \
44 : (c) - '0'))
46 #define PNP_EISAID(s) \
47 ((((s[0] - '@') & 0x1f) << 2) \
48 | (((s[1] - '@') & 0x18) >> 3) \
49 | (((s[1] - '@') & 0x07) << 13) \
50 | (((s[2] - '@') & 0x1f) << 8) \
51 | (PNP_HEXTONUM(s[4]) << 16) \
52 | (PNP_HEXTONUM(s[3]) << 20) \
53 | (PNP_HEXTONUM(s[6]) << 24) \
54 | (PNP_HEXTONUM(s[5]) << 28))
56 struct isa_config;
58 typedef int pnp_scan_cb(device_t dev, u_char tag, u_char *res, int len,
59 struct isa_config *config, int ldn);
61 char *pnp_eisaformat(u_int32_t id);
62 void pnp_printf(u_int32_t id, char *fmt, ...) __printflike(2, 3);
63 void pnp_parse_resources(device_t dev, u_char *resources, int len, int ldn);
64 u_char *pnp_parse_dependant(device_t dev, u_char *resources, int len,
65 struct isa_config *config, int ldn);
66 u_char *pnp_scan_resources(device_t dev, u_char *resources, int len,
67 struct isa_config *config, int ldn, pnp_scan_cb *cb);
69 void pnp_check_quirks(u_int32_t vendor_id, u_int32_t logical_id, int ldn, struct isa_config *config);
71 #endif /* _KERNEL */
73 #endif /* !_ISA_PNPVAR_H_ */