xref: /freebsd/sys/isa/pnpvar.h (revision 2e3f49888ec8851bafb22011533217487764fdb0)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 1999 Doug Rabson
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #ifndef _ISA_PNPVAR_H_
30 #define _ISA_PNPVAR_H_
31 
32 #ifdef _KERNEL
33 
34 #define PNP_HEXTONUM(c)	((c) >= 'a'		\
35 			 ? (c) - 'a' + 10	\
36 			 : ((c) >= 'A'		\
37 			    ? (c) - 'A' + 10	\
38 			    : (c) - '0'))
39 
40 #define PNP_EISAID(s)				\
41 	((((s[0] - '@') & 0x1f) << 2)		\
42 	 | (((s[1] - '@') & 0x18) >> 3)		\
43 	 | (((s[1] - '@') & 0x07) << 13)	\
44 	 | (((s[2] - '@') & 0x1f) << 8)		\
45 	 | (PNP_HEXTONUM(s[4]) << 16)		\
46 	 | (PNP_HEXTONUM(s[3]) << 20)		\
47 	 | (PNP_HEXTONUM(s[6]) << 24)		\
48 	 | (PNP_HEXTONUM(s[5]) << 28))
49 
50 typedef int pnp_scan_cb(device_t dev, u_char tag, u_char *res, int len,
51     struct isa_config *config, int ldn);
52 
53 char *pnp_eisaformat(uint32_t id);
54 void pnp_printf(uint32_t id, char *fmt, ...);
55 void pnp_parse_resources(device_t dev, u_char *resources, int len, int ldn);
56 u_char *pnp_parse_dependant(device_t dev, u_char *resources, int len,
57     struct isa_config *config, int ldn);
58 u_char *pnp_scan_resources(device_t dev, u_char *resources, int len,
59     struct isa_config *config, int ldn, pnp_scan_cb *cb);
60 
61 void pnp_check_quirks(uint32_t vendor_id, uint32_t logical_id, int ldn,
62     struct isa_config *config);
63 
64 #endif /* _KERNEL */
65 
66 #endif /* !_ISA_PNPVAR_H_ */
67