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/* $OpenBSD: machdep.c,v 1.2 2004/02/23 01:19:52 tom Exp $ */
/*
* Copyright (c) 1997-1999 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.
*
* 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 AUTHOR OR HIS RELATIVES 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 MIND, 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.
*/
#include "libsa.h"
#include <machine/apmvar.h>
#include <machine/biosvar.h>
volatile struct BIOS_regs BIOS_regs;
#if defined(DEBUG) && !defined(_TEST)
#define CKPT(c) (*(u_int16_t*)0xb8148 = 0x4700 + (c))
#else
#define CKPT(c) /* c */
#endif
extern int debug;
int ps2model;
void
machdep(void)
{
/* here */ CKPT('0');
printf("probing:");
/* probe for a model number, gateA20() neds ps2model */
gateA20(1); CKPT('1');
/* initialise a console (and probe for com* devices) */
cninit(); CKPT('2');
memprobe(); CKPT('3');
printf("\n");
diskprobe(); CKPT('4');
CKPT('Z');
}
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