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/* $OpenBSD: boot.c,v 1.1 2013/10/28 22:13:12 miod Exp $ */
/* $NetBSD: boot.c,v 1.3 2013/03/05 15:34:53 tsutsui Exp $ */
/*
* Copyright (c) 1992 OMRON Corporation.
*
* This code is derived from software contributed to Berkeley by
* OMRON Corporation.
*
* 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 the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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.
*
* @(#)boot.c 8.1 (Berkeley) 6/10/93
*/
/*
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* OMRON Corporation.
*
* 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. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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.
*
* @(#)boot.c 8.1 (Berkeley) 6/10/93
*/
/*
* boot.c -- boot program
* by A.Fujita, MAR-01-1992
*/
#include <sys/param.h>
#include <sys/reboot.h>
#include <sys/exec.h>
#include <luna88k/stand/boot/samachdep.h>
#include <luna88k/stand/boot/status.h>
#include <lib/libsa/loadfile.h>
int howto;
static int get_boot_device(const char *, int *, int *, int *);
void (*cpu_boot)(uint32_t, uint32_t);
uint32_t cpu_bootarg1;
uint32_t cpu_bootarg2;
int
get_boot_device(const char *s, int *devp, int *unitp, int *partp)
{
const char *p = s;
int unit = 0, part = 0;
while (*p != '(') {
if (*p == '\0')
goto error;
p++;
}
while (*++p != ',') {
if (*p == '\0')
goto error;
if (*p >= '0' && *p <= '9')
unit = (unit * 10) + (*p - '0');
}
while (*++p != ')') {
if (*p == '\0')
goto error;
if (*p >= '0' && *p <= '9')
part = (part * 10) + (*p - '0');
}
*devp = 0; /* XXX not yet */
*unitp = unit; /* XXX should pass SCSI ID, not logical unit number */
*partp = part;
return 0;
error:
return -1;
}
int
boot(int argc, char *argv[])
{
char *line;
if (argc < 2)
line = default_file;
else
line = argv[1];
printf("Booting %s\n", line);
return bootunix(line);
}
int
bootunix(char *line)
{
int io;
int dev, unit, part;
u_long marks[MARK_MAX];
if (get_boot_device(line, &dev, &unit, &part) != 0) {
printf("Bad file name %s\n", line);
return ST_ERROR;
}
/* Note marks[MARK_START] is passed as an load address offset */
memset(marks, 0, sizeof(marks));
io = loadfile(line, marks, LOAD_KERNEL);
if (io >= 0) {
#ifdef DEBUG
printf("entry = 0x%lx\n", marks[MARK_ENTRY]);
printf("ssym = 0x%lx\n", marks[MARK_SYM]);
printf("esym = 0x%lx\n", marks[MARK_END]);
#endif
cpu_bootarg1 = BOOT_MAGIC;
cpu_bootarg2 = marks[MARK_END];
cpu_boot = (void (*)(uint32_t, uint32_t))marks[MARK_ENTRY];
(*cpu_boot)(cpu_bootarg1, cpu_bootarg2);
}
printf("Booting kernel failed. (%s)\n", strerror(errno));
return ST_ERROR;
}
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