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/*
* kexec: Linux boots Linux
*
* Copyright (C) 2003-2005 Eric Biederman (ebiederm@xmission.com)
* Copyright (C) 2004 Albert Herranz
* Copyright (C) 2004 Silicon Graphics, Inc.
* Jesse Barnes <jbarnes@sgi.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation (version 2 of the License).
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#define _GNU_SOURCE
#include <stddef.h>
#include <stdio.h>
#include <errno.h>
#include <stdint.h>
#include <string.h>
#include <getopt.h>
#include <sys/utsname.h>
#include "../../kexec.h"
#include "../../kexec-syscall.h"
#include "kexec-ia64.h"
#include <arch/options.h>
#define MAX_MEMORY_RANGES 64
#define MAX_LINE 160
static struct memory_range memory_range[MAX_MEMORY_RANGES];
/* Return a sorted list of available memory ranges. */
int get_memory_ranges(struct memory_range **range, int *ranges,
unsigned long kexec_flags)
{
int memory_ranges;
/*
* /proc/iomem on ia64 does not show where all memory is. If
* that is fixed up, we can make use of that to validate
* the memory range kernel will be loade din. Until then.....
* -- Khalid Aziz
*/
/* Note that the ia64 architecture mandates all systems will
* have at least 64MB at 0-64M. The SGI altix does not follow
* that restriction, but a reasonable guess is better than nothing
* at all.
* -- Eric Biederman
*/
fprintf(stderr, "Warning assuming memory at 0-64MB is present\n");
memory_ranges = 0;
memory_range[memory_ranges].start = 0x00010000;
memory_range[memory_ranges].end = 0x10000000;
memory_range[memory_ranges].type = RANGE_RAM;
memory_ranges++;
*range = memory_range;
*ranges = memory_ranges;
return 0;
}
/* Supported file types and callbacks */
struct file_type file_type[] = {
{"elf-ia64", elf_ia64_probe, elf_ia64_load, elf_ia64_usage},
};
int file_types = sizeof(file_type) / sizeof(file_type[0]);
void arch_usage(void)
{
}
static struct {
} arch_options = {
};
int arch_process_options(int argc, char **argv)
{
static const struct option options[] = {
KEXEC_ARCH_OPTIONS
{ 0, 0, NULL, 0 },
};
static const char short_options[] = KEXEC_ARCH_OPT_STR;
int opt;
unsigned long value;
char *end;
opterr = 0; /* Don't complain about unrecognized options here */
while((opt = getopt_long(argc, argv, short_options, options, 0)) != -1) {
switch(opt) {
default:
break;
}
}
/* Reset getopt for the next pass; called in other source modules */
opterr = 1;
optind = 1;
return 0;
}
int arch_compat_trampoline(struct kexec_info *info)
{
int result;
struct utsname utsname;
result = uname(&utsname);
if (result < 0) {
fprintf(stderr, "uname failed: %s\n",
strerror(errno));
return -1;
}
if (strcmp(utsname.machine, "ia64") == 0)
{
info->kexec_flags |= KEXEC_ARCH_X86_64;
}
else {
fprintf(stderr, "Unsupported machine type: %s\n",
utsname.machine);
return -1;
}
return 0;
}
int arch_compat_trampoline(struct kexec_info *info)
{
int result;
struct utsname utsname;
result = uname(&utsname);
if (result < 0) {
fprintf(stderr, "uname failed: %s\n",
strerror(errno));
return -1;
}
if (strcmp(utsname.machine, "ia64") == 0)
{
/* For compatibility with older patches
* use KEXEC_ARCH_DEFAULT instead of KEXEC_ARCH_IA64 here.
*/
info->kexec_flags |= KEXEC_ARCH_DEFAULT;
}
else {
fprintf(stderr, "Unsupported machine type: %s\n",
utsname.machine);
return -1;
}
return 0;
}
void arch_update_purgatory(struct kexec_info *info)
{
}
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