xref: /netbsd/sys/arch/i386/include/apmvar.h (revision c4a72b64)
1 /*	$NetBSD: apmvar.h,v 1.16 2002/10/14 02:08:39 takemura Exp $	*/
2 /*-
3  * Copyright (c) 1995 The NetBSD Foundation, Inc.
4  * All rights reserved.
5  *
6  * This code is derived from software contributed to The NetBSD Foundation
7  * by John Kohl.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. All advertising materials mentioning features or use of this software
18  *    must display the following acknowledgement:
19  *        This product includes software developed by the NetBSD
20  *        Foundation, Inc. and its contributors.
21  * 4. Neither the name of The NetBSD Foundation nor the names of its
22  *    contributors may be used to endorse or promote products derived
23  *    from this software without specific prior written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
26  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35  * POSSIBILITY OF SUCH DAMAGE.
36  */
37 #ifndef __I386_APM_H__
38 #define __I386_APM_H__
39 
40 #include <dev/apm/apmbios.h>
41 #include <dev/apm/apmio.h>
42 
43 /*
44  * virtual & physical address of the trampoline
45  * that we use: page 1.
46  */
47 #define APM_BIOSTRAMP	NBPG
48 
49 /* filled in by apmcall */
50 
51 struct apm_connect_info {
52 	u_int apm_code32_seg_base;	/* real-mode style segment selector */
53 	u_int apm_code16_seg_base;
54 	u_int apm_data_seg_base;
55 	u_int apm_entrypt;
56 	u_short	apm_segsel;		/* segment selector for APM */
57 	u_short _pad1;
58 	u_int apm_code32_seg_len;
59 	u_int apm_code16_seg_len;
60 	u_int apm_data_seg_len;
61 	u_int apm_detail;
62 };
63 
64 struct apm_attach_args {
65 	char *aaa_busname;
66 };
67 
68 #ifdef _KERNEL
69 extern struct apm_connect_info apminfo;	/* in locore */
70 extern int apmpresent;
71 int apmcall __P((int function, struct bioscallregs *regs));
72 void bioscall __P((int function, struct bioscallregs *regs));
73 void apm_cpu_busy __P((void));
74 void apm_cpu_idle __P((void));
75 void apminit __P((void));
76 int apm_set_powstate __P((u_int devid, u_int powstate));
77 int apm_busprobe __P((void));
78 #endif /* _KERNEL */
79 #endif /* __i386_apm_h__ */
80