932b752477
and use instead of replicating the effort in various locations - if filesystem is not a regular file, use sync(2) instead of fsync(2) after the bootstrap has been written - move <sys/stat.h> and <stdint.h> into "installboot.h"
185 lines
6.1 KiB
C
185 lines
6.1 KiB
C
/* $NetBSD: sparc64.c,v 1.13 2002/05/15 02:18:24 lukem Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 2002 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by Luke Mewburn of Wasabi Systems.
|
|
*
|
|
* 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 NetBSD
|
|
* Foundation, Inc. and its contributors.
|
|
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 2002 Matthew R. Green
|
|
* 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. 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 AUTHOR 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/cdefs.h>
|
|
#if defined(__RCSID) && !defined(__lint)
|
|
__RCSID("$NetBSD: sparc64.c,v 1.13 2002/05/15 02:18:24 lukem Exp $");
|
|
#endif /* !__lint */
|
|
|
|
#include <sys/param.h>
|
|
|
|
#include <assert.h>
|
|
#include <err.h>
|
|
#include <stddef.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
#include "installboot.h"
|
|
|
|
int
|
|
sparc64_clearboot(ib_params *params)
|
|
{
|
|
char bb[SPARC64_BOOT_BLOCK_MAX_SIZE];
|
|
ssize_t rv;
|
|
|
|
assert(params != NULL);
|
|
assert(params->fsfd != -1);
|
|
assert(params->filesystem != NULL);
|
|
|
|
if (params->flags & (IB_STAGE1START | IB_STAGE2START)) {
|
|
warnx("`-b bno' and `-B bno' are not supported for %s",
|
|
params->machine->name);
|
|
return (0);
|
|
}
|
|
|
|
/* first check that it _could_ exist here */
|
|
rv = pread(params->fsfd, &bb, sizeof(bb), SPARC64_BOOT_BLOCK_OFFSET);
|
|
if (rv == -1) {
|
|
warn("Reading `%s'", params->filesystem);
|
|
return (0);
|
|
} else if (rv != sizeof(bb)) {
|
|
warnx("Reading `%s': short read", params->filesystem);
|
|
return (0);
|
|
}
|
|
|
|
/* now clear it out to nothing */
|
|
memset(&bb, 0, sizeof(bb));
|
|
|
|
if (params->flags & IB_VERBOSE)
|
|
printf("%slearing boot block\n",
|
|
(params->flags & IB_NOWRITE) ? "Not c" : "C");
|
|
if (params->flags & IB_NOWRITE)
|
|
return (1);
|
|
|
|
rv = pwrite(params->fsfd, &bb, sizeof(bb), SPARC64_BOOT_BLOCK_OFFSET);
|
|
if (rv == -1) {
|
|
warn("Writing `%s'", params->filesystem);
|
|
return (0);
|
|
} else if (rv != sizeof(bb)) {
|
|
warnx("Writing `%s': short write", params->filesystem);
|
|
return (0);
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
int
|
|
sparc64_setboot(ib_params *params)
|
|
{
|
|
char bb[SPARC64_BOOT_BLOCK_MAX_SIZE];
|
|
int retval;
|
|
ssize_t rv;
|
|
|
|
assert(params != NULL);
|
|
assert(params->fsfd != -1);
|
|
assert(params->filesystem != NULL);
|
|
assert(params->s1fd != -1);
|
|
assert(params->stage1 != NULL);
|
|
|
|
retval = 0;
|
|
|
|
if (params->flags & (IB_STAGE1START | IB_STAGE2START)) {
|
|
warnx("`-b bno' and `-B bno' are not supported for %s",
|
|
params->machine->name);
|
|
goto done;
|
|
}
|
|
|
|
memset(&bb, 0, SPARC64_BOOT_BLOCK_MAX_SIZE);
|
|
rv = read(params->s1fd, &bb, sizeof(bb));
|
|
if (rv == -1) {
|
|
warn("Reading `%s'", params->stage1);
|
|
goto done;
|
|
}
|
|
|
|
if (params->flags & IB_VERBOSE) {
|
|
printf("Bootstrap start sector: %u\n",
|
|
SPARC64_BOOT_BLOCK_OFFSET / SPARC64_BOOT_BLOCK_BLOCKSIZE);
|
|
printf("Bootstrap byte count: %u\n", (unsigned)rv);
|
|
printf("%sriting bootstrap\n",
|
|
(params->flags & IB_NOWRITE) ? "Not w" : "W");
|
|
}
|
|
if (params->flags & IB_NOWRITE) {
|
|
retval = 1;
|
|
goto done;
|
|
}
|
|
|
|
rv = pwrite(params->fsfd, &bb, SPARC64_BOOT_BLOCK_MAX_SIZE,
|
|
SPARC64_BOOT_BLOCK_OFFSET);
|
|
if (rv == -1) {
|
|
warn("Writing `%s'", params->filesystem);
|
|
goto done;
|
|
} else if (rv != SPARC64_BOOT_BLOCK_MAX_SIZE) {
|
|
warnx("Writing `%s': short write", params->filesystem);
|
|
goto done;
|
|
} else
|
|
retval = 1;
|
|
|
|
done:
|
|
return (retval);
|
|
}
|