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Annotation of sys/arch/amd64/stand/libsa/machdep.c, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: machdep.c,v 1.4 2007/04/28 19:23:10 deraadt Exp $     */
                      2:
                      3: /*
                      4:  * Copyright (c) 2004 Tom Cosgrove
                      5:  * Copyright (c) 1997-1999 Michael Shalayeff
                      6:  * All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  *
                     17:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     18:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     19:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     20:  * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
                     21:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
                     22:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
                     23:  * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     24:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
                     25:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
                     26:  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
                     27:  * THE POSSIBILITY OF SUCH DAMAGE.
                     28:  */
                     29:
                     30: #include "libsa.h"
                     31: #include "biosdev.h"
                     32: #include <machine/apmvar.h>
                     33: #include <machine/biosvar.h>
                     34:
                     35: volatile struct BIOS_regs      BIOS_regs;
                     36:
                     37: #if defined(DEBUG) && !defined(_TEST)
                     38: #define CKPT(c)        (*(u_int16_t*)0xb8148 = 0x4700 + (c))
                     39: #else
                     40: #define CKPT(c) /* c */
                     41: #endif
                     42:
                     43: void
                     44: machdep(void)
                     45: {
                     46:        int i, j;
                     47:        struct i386_boot_probes *pr;
                     48:
                     49:        /*
                     50:         * The list of probe routines is now in conf.c.
                     51:         */
                     52:        for (i = 0; i < nibprobes; i++) {
                     53:                pr = &probe_list[i];
                     54:                if (pr != NULL) {
                     55:                        printf("%s:", pr->name);
                     56:
                     57:                        for (j = 0; j < pr->count; j++) {
                     58:                                (*(pr->probes)[j])();
                     59:                        }
                     60:
                     61:                        printf("\n");
                     62:                }
                     63:        }
                     64: }
                     65:
                     66: int check_skip_conf(void)
                     67: {
                     68:        /* Return non-zero (skip boot.conf) if Control "shift" key down */
                     69:        return (pc_getshifts(0) & 0x04);
                     70: }