From 5a763f0c936dfa75b086cc4ea802f773fb9990a5 Mon Sep 17 00:00:00 2001 From: Michael Shalayeff Date: Thu, 17 Jul 1997 23:13:45 +0000 Subject: add BIOS definitios/etc --- sys/arch/i386/include/biosvar.h | 226 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 226 insertions(+) create mode 100644 sys/arch/i386/include/biosvar.h (limited to 'sys/arch/i386/include/biosvar.h') diff --git a/sys/arch/i386/include/biosvar.h b/sys/arch/i386/include/biosvar.h new file mode 100644 index 00000000000..8493f1be9c8 --- /dev/null +++ b/sys/arch/i386/include/biosvar.h @@ -0,0 +1,226 @@ +/* $OpenBSD: biosvar.h,v 1.1 1997/07/17 23:13:44 mickey Exp $ */ + +/* + * Copyright (c) 1997 Michael Shalayeff + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Michael Shalayeff. + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ + +#ifndef __BIOS_VAR_H__ +#define __BIOS_VAR_H__ + +#define BIOS_INTR 0x50 + +#define BIOS_CHECK 0x00 +#define BIOS_BOOT 0x01 +#define BIOS_GETENV 0x02 +#define BIOS_SETENV 0x03 +#define BIOS_GETC 0x10 +#define BIOS_PUTC 0x11 +#define BIOS_POLL 0x12 + +#define BIOSNHEADS(d) (((d)>>8)+1) +#define BIOSNSECTS(d) ((d)&0xff) /* sectors are 1-based */ + +/* + * Advanced Power Management (APM) BIOS driver for laptop PCs. + * + * Copyright (c) 1994 by HOSOKAWA Tatsumi + * + * This software may be used, modified, copied, and distributed, in + * both source and binary form provided that the above copyright and + * these terms are retained. Under no circumstances is the author + * responsible for the proper functioning of this software, nor does + * the author assume any responsibility for damages incurred with its + * use. + * + * Aug, 1994 Implemented on FreeBSD 1.1.5.1R (Toshiba AVS001WD) + * Oct, 1994 NetBSD port (1.0 BETA 10/2) by ukai + */ + +#if defined(_KERNEL) || defined (_STANDALONE) + +/* BIOS id */ +#define APM_BIOS 0x53 +#define SYSTEM_BIOS 0x15 + +/* APM flags */ +#define APM_16BIT_SUPPORT 0x01 +#define APM_32BIT_SUPPORT 0x02 +#define APM_CPUIDLE_SLOW 0x04 +#define APM_DISABLED 0x08 +#define APM_DISENGAGED 0x10 + +/* APM functions */ +#define APM_INSTCHECK 0x00 +#define APM_REALCONNECT 0x01 +#define APM_PROT16CONNECT 0x02 +#define APM_PROT32CONNECT 0x03 +#define APM_DISCONNECT 0x04 +#define APM_CPUIDLE 0x05 +#define APM_CPUBUSY 0x06 +#define APM_SETPWSTATE 0x07 +#define APM_ENABLEDISABLEPM 0x08 +#define APM_RESTOREDEFAULT 0x09 +#define APM_GETPWSTATUS 0x0a +#define APM_GETPMEVENT 0x0b +#define APM_GETPWSTATE 0x0c +#define APM_ENABLEDISABLEDPM 0x0d +#define APM_DRVVERSION 0x0e +#define APM_ENGAGEDISENGAGEPM 0x0f +#define APM_OEMFUNC 0x80 + +/* error code */ +#define APME_OK 0x00 +#define APME_PMDISABLED 0x01 +#define APME_REALESTABLISHED 0x02 +#define APME_NOTCONNECTED 0x03 +#define APME_PROT16ESTABLISHED 0x05 +#define APME_PROT16NOTSUPPORTED 0x06 +#define APME_PROT32ESTABLISHED 0x07 +#define APME_PROT32NOTDUPPORTED 0x08 +#define APME_UNKNOWNDEVICEID 0x09 +#define APME_OUTOFRANGE 0x0a +#define APME_NOTENGAGED 0x0b +#define APME_CANTENTERSTATE 0x60 +#define APME_NOPMEVENT 0x80 +#define APME_NOAPMPRESENT 0x86 + +/* device code */ +#define PMDV_APMBIOS 0x0000 +#define PMDV_ALLDEV 0x0001 +#define PMDV_DISP0 0x0100 +#define PMDV_DISP1 0x0101 +#define PMDV_2NDSTORAGE0 0x0200 +#define PMDV_2NDSTORAGE1 0x0201 +#define PMDV_2NDSTORAGE2 0x0202 +#define PMDV_2NDSTORAGE3 0x0203 +#define PMDV_PARALLEL0 0x0300 +#define PMDV_PARALLEL1 0x0301 +#define PMDV_SERIAL0 0x0400 +#define PMDV_SERIAL1 0x0401 +#define PMDV_SERIAL2 0x0402 +#define PMDV_SERIAL3 0x0403 +#define PMDV_SERIAL4 0x0404 +#define PMDV_SERIAL5 0x0405 +#define PMDV_SERIAL6 0x0406 +#define PMDV_SERIAL7 0x0407 +#define PMDV_NET0 0x0500 +#define PMDV_NET1 0x0501 +#define PMDV_NET2 0x0502 +#define PMDV_NET3 0x0503 +#define PMDV_PCMCIA0 0x0600 +#define PMDV_PCMCIA1 0x0601 +#define PMDV_PCMCIA2 0x0602 +#define PMDV_PCMCIA3 0x0603 +/* 0x0700 - 0xdfff Reserved */ +/* 0xe000 - 0xefff OEM-defined power device IDs */ +/* 0xf000 - 0xffff Reserved */ + +/* Power state */ +#define PMST_APMENABLED 0x0000 +#define PMST_STANDBY 0x0001 +#define PMST_SUSPEND 0x0002 +#define PMST_OFF 0x0003 +#define PMST_LASTREQNOTIFY 0x0004 +#define PMST_LASTREQREJECT 0x0005 +/* 0x0006 - 0x001f Reserved system states */ +/* 0x0020 - 0x003f OEM-defined system states */ +/* 0x0040 - 0x007f OEM-defined device states */ +/* 0x0080 - 0xffff Reserved device states */ + +#define APM_MIN_ORDER 0x00 +#define APM_MID_ORDER 0x80 +#define APM_MAX_ORDER 0xff + + +/* power management event code */ +#define PMEV_NOEVENT 0x0000 +#define PMEV_STANDBYREQ 0x0001 +#define PMEV_SUSPENDREQ 0x0002 +#define PMEV_NORMRESUME 0x0003 +#define PMEV_CRITRESUME 0x0004 +#define PMEV_BATTERYLOW 0x0005 +#define PMEV_POWERSTATECHANGE 0x0006 +#define PMEV_UPDATETIME 0x0007 +#define PMEV_CRITSUSPEND 0x0008 +#define PMEV_USERSTANDBYREQ 0x0009 +#define PMEV_USERSUSPENDREQ 0x000a +#define PMEV_STANDBYRESUME 0x000b +/* 0x000c - 0x00ff Reserved system events */ +/* 0x0100 - 0x01ff Reserved device events */ +/* 0x0200 - 0x02ff OEM-defined APM events */ +/* 0x0300 - 0xffff Reserved */ +#define PMEV_DEFAULT 0xffffffff /* used for customization */ + + +#ifdef _LOCORE +#define DOINT(n) int $0x20+(n) +#define BIOSR_AX 0x00 +#define BIOSR_CX 0x04 +#define BIOSR_DX 0x08 +#define BIOSR_BX 0x0c +#define BIOSR_BP 0x10 +#define BIOSR_SI 0x14 +#define BIOSR_DI 0x18 +#define BIOSR_ES 0x1c +#define BIOSR_CT 0x20 +#else + +extern struct BIOS_regs { + u_int32_t br_ax; + u_int32_t br_cx; + u_int32_t br_dx; + u_int32_t br_bx; + u_int32_t br_bp; + u_int32_t br_si; + u_int32_t br_di; + u_int32_t br_es; +} BIOS_regs; + +#define BIOSINT(n) __asm ((int $0x20+(n))) + +int kentry __P((u_int, void *)); + +#ifdef _KERNEL +struct bios_attach_args { + char *bios_busname; +}; + +void bioscnprobe __P((struct consdev *)); +void bioscninit __P((struct consdev *)); +void bioscnputc __P((dev_t, int)); +int bioscngetc __P((dev_t)); +void bioscnpollc __P((dev_t, int)); + +#endif /* _KERNEL */ +#endif /* _LOCORE */ +#endif /* _KERNEL || _STANDALONE */ + +#endif /* __BIOS_VAR_H__ */ -- cgit v1.2.3