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/* $OpenBSD: exec_i386.c,v 1.38 2012/10/31 13:55:58 jsing Exp $ */
/*
* Copyright (c) 1997-1998 Michael Shalayeff
* Copyright (c) 1997 Tobias Weingartner
* 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 AUTHORS ``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.
*
*/
#include <sys/param.h>
#include <sys/disklabel.h>
#include <dev/cons.h>
#include <lib/libsa/loadfile.h>
#include <machine/biosvar.h>
#include <stand/boot/bootarg.h>
#include "disk.h"
#include "libsa.h"
typedef void (*startfuncp)(int, int, int, int, int, int, int, int)
__attribute__ ((noreturn));
char *bootmac = NULL;
void
run_loadfile(u_long *marks, int howto)
{
u_long entry;
#ifndef _TEST
#ifdef EXEC_DEBUG
extern int debug;
#endif
dev_t bootdev = bootdev_dip->bootdev;
size_t ac = BOOTARG_LEN;
caddr_t av = (caddr_t)BOOTARG_OFF;
bios_consdev_t cd;
extern int com_speed; /* from bioscons.c */
extern int com_addr;
bios_ddb_t ddb;
extern int db_console;
bios_bootduid_t bootduid;
#ifdef SOFTRAID
bios_bootsr_t bootsr;
struct sr_boot_volume *bv;
#endif
if (sa_cleanup != NULL)
(*sa_cleanup)();
cd.consdev = cn_tab->cn_dev;
cd.conspeed = com_speed;
cd.consaddr = com_addr;
cd.consfreq = 0;
addbootarg(BOOTARG_CONSDEV, sizeof(cd), &cd);
if (bootmac != NULL)
addbootarg(BOOTARG_BOOTMAC, sizeof(bios_bootmac_t), bootmac);
if (db_console != -1) {
ddb.db_console = db_console;
addbootarg(BOOTARG_DDB, sizeof(ddb), &ddb);
}
bcopy(bootdev_dip->disklabel.d_uid, &bootduid.duid, sizeof(bootduid));
addbootarg(BOOTARG_BOOTDUID, sizeof(bootduid), &bootduid);
#ifdef SOFTRAID
if (bootdev_dip->sr_vol != NULL) {
bv = bootdev_dip->sr_vol;
bzero(&bootsr, sizeof(bootsr));
bcopy(&bv->sbv_uuid, &bootsr.uuid, sizeof(bootsr.uuid));
if (bv->sbv_maskkey != NULL)
bcopy(bv->sbv_maskkey, &bootsr.maskkey,
sizeof(bootsr.maskkey));
addbootarg(BOOTARG_BOOTSR, sizeof(bios_bootsr_t), &bootsr);
explicit_bzero(&bootsr, sizeof(bootsr));
}
sr_clear_keys();
#endif
/* Pass memory map to the kernel */
mem_pass();
makebootargs(av, &ac);
entry = marks[MARK_ENTRY] & 0x0fffffff;
printf("entry point at 0x%x\n", (int)entry);
/* stack and the gung is ok at this point, so, no need for asm setup */
(*(startfuncp)entry)(howto, bootdev, BOOTARG_APIVER, marks[MARK_END],
extmem, cnvmem, ac, (int)av);
/* not reached */
#endif
}
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