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apmvar.h revision 1.19 
      1 /*	$NetBSD: apmvar.h,v 1.19 2003/12/25 21:03:55 jmc 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 
     42 #ifndef _LOCORE
     43 #include <dev/apm/apmio.h>
     44 #endif /* _LCORE */
     45 
     46 /*
     47  * virtual & physical address of the trampoline
     48  * that we use: page 1.
     49  */
     50 #define APM_BIOSTRAMP	PAGE_SIZE
     51 
     52 #ifndef _LOCORE
     53 /* filled in by apmcall */
     54 
     55 struct apm_connect_info {
     56 	u_int apm_code32_seg_base;	/* real-mode style segment selector */
     57 	u_int apm_code16_seg_base;
     58 	u_int apm_data_seg_base;
     59 	u_int apm_entrypt;
     60 	u_short	apm_segsel;		/* segment selector for APM */
     61 	u_short _pad1;
     62 	u_int apm_code32_seg_len;
     63 	u_int apm_code16_seg_len;
     64 	u_int apm_data_seg_len;
     65 	u_int apm_detail;
     66 };
     67 
     68 struct apm_attach_args {
     69 	char *aaa_busname;
     70 };
     71 
     72 #ifdef _KERNEL
     73 extern struct apm_connect_info apminfo;	/* in locore */
     74 extern int apmpresent;
     75 int apmcall(int function, struct bioscallregs *regs);
     76 void bioscall(int function, struct bioscallregs *regs);
     77 void apm_cpu_busy(void);
     78 void apm_cpu_idle(void);
     79 void apminit(void);
     80 int apm_set_powstate(u_int devid, u_int powstate);
     81 int apm_busprobe(void);
     82 #endif /* _KERNEL */
     83 #endif /* _LOCORE */
     84 #endif /* __i386_apm_h__ */
     85