xref: /freebsd/sys/isa/pnpvar.h (revision f0adf7f5cdd241db2f2c817683191a6ef64a4e95)
1 /*-
2  * Copyright (c) 1999 Doug Rabson
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  *	$FreeBSD$
27  */
28 
29 #ifndef _ISA_PNPVAR_H_
30 #define _ISA_PNPVAR_H_
31 
32 #ifdef _KERNEL
33 
34 #if 0
35 void    pnp_write(int d, u_char r); /* used by Luigi's sound driver */
36 u_char  pnp_read(int d); /* currently unused, but who knows... */
37 #endif
38 
39 #define PNP_HEXTONUM(c)	((c) >= 'a'		\
40 			 ? (c) - 'a' + 10	\
41 			 : ((c) >= 'A'		\
42 			    ? (c) - 'A' + 10	\
43 			    : (c) - '0'))
44 
45 #define PNP_EISAID(s)				\
46 	((((s[0] - '@') & 0x1f) << 2)		\
47 	 | (((s[1] - '@') & 0x18) >> 3)		\
48 	 | (((s[1] - '@') & 0x07) << 13)	\
49 	 | (((s[2] - '@') & 0x1f) << 8)		\
50 	 | (PNP_HEXTONUM(s[4]) << 16)		\
51 	 | (PNP_HEXTONUM(s[3]) << 20)		\
52 	 | (PNP_HEXTONUM(s[6]) << 24)		\
53 	 | (PNP_HEXTONUM(s[5]) << 28))
54 
55 typedef int pnp_scan_cb(device_t dev, u_char tag, u_char *res, int len,
56 			struct isa_config *config, int ldn);
57 
58 char *pnp_eisaformat(u_int32_t id);
59 void pnp_printf(u_int32_t id, char *fmt, ...);
60 void pnp_parse_resources(device_t dev, u_char *resources, int len, int ldn);
61 u_char *pnp_parse_dependant(device_t dev, u_char *resources, int len,
62 			    struct isa_config *config, int ldn);
63 u_char *pnp_scan_resources(device_t dev, u_char *resources, int len,
64 			   struct isa_config *config, int ldn, pnp_scan_cb *cb);
65 
66 void pnp_check_quirks(u_int32_t vendor_id, u_int32_t logical_id, int ldn, struct isa_config *config);
67 
68 #endif /* _KERNEL */
69 
70 #endif /* !_ISA_PNPVAR_H_ */
71