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grub/util/i386/pc/grub-setup.c
Vladimir 'phcoder' Serbinenko d56a6ac7f6 Remove handlers
2010-03-27 00:19:42 +01:00

814 lines
23 KiB
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/* grub-setup.c - make GRUB usable */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2006,2007,2008,2009,2010 Free Software Foundation, Inc.
*
* GRUB 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, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <grub/types.h>
#include <grub/util/misc.h>
#include <grub/device.h>
#include <grub/disk.h>
#include <grub/file.h>
#include <grub/fs.h>
#include <grub/partition.h>
#include <grub/msdos_partition.h>
#include <grub/gpt_partition.h>
#include <grub/env.h>
#include <grub/util/hostdisk.h>
#include <grub/machine/boot.h>
#include <grub/machine/kernel.h>
#include <grub/term.h>
#include <grub/i18n.h>
#include <grub/util/raid.h>
#include <grub/util/lvm.h>
#include <grub/util/getroot.h>
static const grub_gpt_part_type_t grub_gpt_partition_type_bios_boot = GRUB_GPT_PARTITION_TYPE_BIOS_BOOT;
#include <grub_setup_init.h>
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <assert.h>
#include "progname.h"
#define _GNU_SOURCE 1
#include <getopt.h>
#define DEFAULT_BOOT_FILE "boot.img"
#define DEFAULT_CORE_FILE "core.img"
void
grub_putchar (int c)
{
putchar (c);
}
int
grub_getkey (void)
{
return -1;
}
void
grub_refresh (void)
{
fflush (stdout);
}
static void
setup (const char *dir,
const char *boot_file, const char *core_file,
const char *root, const char *dest, int must_embed, int force, int fs_probe)
{
char *boot_path, *core_path, *core_path_dev, *core_path_dev_full;
char *boot_img, *core_img;
size_t boot_size, core_size;
grub_uint16_t core_sectors;
grub_device_t root_dev, dest_dev;
const char *dest_partmap;
grub_uint8_t *boot_drive;
grub_disk_addr_t *kernel_sector;
grub_uint16_t *boot_drive_check;
struct grub_boot_blocklist *first_block, *block;
grub_int32_t *install_dos_part, *install_bsd_part;
grub_int32_t dos_part, bsd_part;
char *tmp_img;
int i;
grub_disk_addr_t first_sector;
grub_uint16_t current_segment
= GRUB_BOOT_MACHINE_KERNEL_SEG + (GRUB_DISK_SECTOR_SIZE >> 4);
grub_uint16_t last_length = GRUB_DISK_SECTOR_SIZE;
grub_file_t file;
FILE *fp;
struct { grub_uint64_t start; grub_uint64_t end; } embed_region;
embed_region.start = embed_region.end = ~0UL;
auto void NESTED_FUNC_ATTR save_first_sector (grub_disk_addr_t sector, unsigned offset,
unsigned length);
auto void NESTED_FUNC_ATTR save_blocklists (grub_disk_addr_t sector, unsigned offset,
unsigned length);
auto int NESTED_FUNC_ATTR find_usable_region_msdos (grub_disk_t disk,
const grub_partition_t p);
int NESTED_FUNC_ATTR find_usable_region_msdos (grub_disk_t disk __attribute__ ((unused)),
const grub_partition_t p)
{
/* There's always an embed region, and it starts right after the MBR. */
embed_region.start = 1;
if (embed_region.end > p->start)
embed_region.end = p->start;
return 0;
}
auto int NESTED_FUNC_ATTR find_usable_region_gpt (grub_disk_t disk,
const grub_partition_t p);
int NESTED_FUNC_ATTR find_usable_region_gpt (grub_disk_t disk __attribute__ ((unused)),
const grub_partition_t p)
{
struct grub_gpt_partentry gptdata;
disk->partition = p->parent;
if (grub_disk_read (disk, p->offset, p->index,
sizeof (gptdata), &gptdata))
return 0;
/* If there's an embed region, it is in a dedicated partition. */
if (! memcmp (&gptdata.type, &grub_gpt_partition_type_bios_boot, 16))
{
embed_region.start = p->start;
embed_region.end = p->start + p->len;
return 1;
}
return 0;
}
void NESTED_FUNC_ATTR save_first_sector (grub_disk_addr_t sector, unsigned offset,
unsigned length)
{
grub_util_info ("the first sector is <%llu,%u,%u>",
sector, offset, length);
if (offset != 0 || length != GRUB_DISK_SECTOR_SIZE)
grub_util_error (_("the first sector of the core file is not sector-aligned"));
first_sector = sector;
}
void NESTED_FUNC_ATTR save_blocklists (grub_disk_addr_t sector, unsigned offset,
unsigned length)
{
struct grub_boot_blocklist *prev = block + 1;
grub_util_info ("saving <%llu,%u,%u> with the segment 0x%x",
sector, offset, length, (unsigned) current_segment);
if (offset != 0 || last_length != GRUB_DISK_SECTOR_SIZE)
grub_util_error (_("non-sector-aligned data is found in the core file"));
if (block != first_block
&& (grub_le_to_cpu64 (prev->start)
+ grub_le_to_cpu16 (prev->len)) == sector)
prev->len = grub_cpu_to_le16 (grub_le_to_cpu16 (prev->len) + 1);
else
{
block->start = grub_cpu_to_le64 (sector);
block->len = grub_cpu_to_le16 (1);
block->segment = grub_cpu_to_le16 (current_segment);
block--;
if (block->len)
grub_util_error (_("the sectors of the core file are too fragmented"));
}
last_length = length;
current_segment += GRUB_DISK_SECTOR_SIZE >> 4;
}
/* Read the boot image by the OS service. */
boot_path = grub_util_get_path (dir, boot_file);
boot_size = grub_util_get_image_size (boot_path);
if (boot_size != GRUB_DISK_SECTOR_SIZE)
grub_util_error (_("the size of `%s' is not %u"),
boot_path, GRUB_DISK_SECTOR_SIZE);
boot_img = grub_util_read_image (boot_path);
free (boot_path);
/* Set the addresses of variables in the boot image. */
boot_drive = (grub_uint8_t *) (boot_img + GRUB_BOOT_MACHINE_BOOT_DRIVE);
kernel_sector = (grub_disk_addr_t *) (boot_img
+ GRUB_BOOT_MACHINE_KERNEL_SECTOR);
boot_drive_check = (grub_uint16_t *) (boot_img
+ GRUB_BOOT_MACHINE_DRIVE_CHECK);
core_path = grub_util_get_path (dir, core_file);
core_size = grub_util_get_image_size (core_path);
core_sectors = ((core_size + GRUB_DISK_SECTOR_SIZE - 1)
>> GRUB_DISK_SECTOR_BITS);
if (core_size < GRUB_DISK_SECTOR_SIZE)
grub_util_error (_("the size of `%s' is too small"), core_path);
else if (core_size > 0xFFFF * GRUB_DISK_SECTOR_SIZE)
grub_util_error (_("the size of `%s' is too large"), core_path);
core_img = grub_util_read_image (core_path);
/* Have FIRST_BLOCK to point to the first blocklist. */
first_block = (struct grub_boot_blocklist *) (core_img
+ GRUB_DISK_SECTOR_SIZE
- sizeof (*block));
install_dos_part = (grub_int32_t *) (core_img + GRUB_DISK_SECTOR_SIZE
+ GRUB_KERNEL_MACHINE_INSTALL_DOS_PART);
install_bsd_part = (grub_int32_t *) (core_img + GRUB_DISK_SECTOR_SIZE
+ GRUB_KERNEL_MACHINE_INSTALL_BSD_PART);
/* Open the root device and the destination device. */
root_dev = grub_device_open (root);
if (! root_dev)
grub_util_error ("%s", grub_errmsg);
dest_dev = grub_device_open (dest);
if (! dest_dev)
grub_util_error ("%s", grub_errmsg);
grub_util_info ("setting the root device to `%s'", root);
if (grub_env_set ("root", root) != GRUB_ERR_NONE)
grub_util_error ("%s", grub_errmsg);
/* Read the original sector from the disk. */
tmp_img = xmalloc (GRUB_DISK_SECTOR_SIZE);
if (grub_disk_read (dest_dev->disk, 0, 0, GRUB_DISK_SECTOR_SIZE, tmp_img))
grub_util_error ("%s", grub_errmsg);
if (dest_dev->disk->partition && fs_probe)
{
grub_fs_t fs;
fs = grub_fs_probe (dest_dev);
if (! fs)
grub_util_error (_("unable to identify a filesystem in %s; safety check can't be performed"),
dest_dev->disk->name);
if (! fs->reserved_first_sector)
grub_util_error (_("%s appears to contain a %s filesystem which isn't known to "
"reserve space for DOS-style boot. Installing GRUB there could "
"result in FILESYSTEM DESTRUCTION if valuable data is overwritten "
"by grub-setup (--skip-fs-probe disables this "
"check, use at your own risk)"), dest_dev->disk->name, fs->name);
}
/* Copy the possible DOS BPB. */
memcpy (boot_img + GRUB_BOOT_MACHINE_BPB_START,
tmp_img + GRUB_BOOT_MACHINE_BPB_START,
GRUB_BOOT_MACHINE_BPB_END - GRUB_BOOT_MACHINE_BPB_START);
/* Copy the possible partition table. */
if (dest_dev->disk->has_partitions)
memcpy (boot_img + GRUB_BOOT_MACHINE_WINDOWS_NT_MAGIC,
tmp_img + GRUB_BOOT_MACHINE_WINDOWS_NT_MAGIC,
GRUB_BOOT_MACHINE_PART_END - GRUB_BOOT_MACHINE_WINDOWS_NT_MAGIC);
free (tmp_img);
/* If DEST_DRIVE is a hard disk, enable the workaround, which is
for buggy BIOSes which don't pass boot drive correctly. Instead,
they pass 0x00 or 0x01 even when booted from 0x80. */
if (dest_dev->disk->id & 0x80)
/* Replace the jmp (2 bytes) with double nop's. */
*boot_drive_check = 0x9090;
/* If we hardcoded drive as part of prefix, we don't want to
override the current setting. */
if (*install_dos_part != -2)
{
/* Embed information about the installed location. */
if (root_dev->disk->partition)
{
if (root_dev->disk->partition->parent)
{
if (root_dev->disk->partition->parent->parent)
grub_util_error ("Installing on doubly nested partitions is "
"not supported");
dos_part = root_dev->disk->partition->parent->number;
bsd_part = root_dev->disk->partition->number;
}
else
{
dos_part = root_dev->disk->partition->number;
bsd_part = -1;
}
}
else
dos_part = bsd_part = -1;
}
else
{
dos_part = grub_le_to_cpu32 (*install_dos_part);
bsd_part = grub_le_to_cpu32 (*install_bsd_part);
}
grub_util_info ("dos partition is %d, bsd partition is %d",
dos_part, bsd_part);
if (! dest_dev->disk->has_partitions)
{
grub_util_warn (_("Attempting to install GRUB to a partitionless disk. This is a BAD idea."));
goto unable_to_embed;
}
if (dest_dev->disk->partition)
{
grub_util_warn (_("Attempting to install GRUB to a partition instead of the MBR. This is a BAD idea."));
goto unable_to_embed;
}
/* Unlike root_dev, with dest_dev we're interested in the partition map even
if dest_dev itself is a whole disk. */
auto int NESTED_FUNC_ATTR identify_partmap (grub_disk_t disk,
const grub_partition_t p);
int NESTED_FUNC_ATTR identify_partmap (grub_disk_t disk __attribute__ ((unused)),
const grub_partition_t p)
{
if (p->parent)
return 0;
dest_partmap = p->partmap->name;
return 1;
}
dest_partmap = 0;
grub_partition_iterate (dest_dev->disk, identify_partmap);
if (! dest_partmap)
{
grub_util_warn (_("Attempting to install GRUB to a partitionless disk. This is a BAD idea."));
goto unable_to_embed;
}
if (strcmp (dest_partmap, "msdos") == 0)
grub_partition_iterate (dest_dev->disk, find_usable_region_msdos);
else if (strcmp (dest_partmap, "gpt") == 0)
grub_partition_iterate (dest_dev->disk, find_usable_region_gpt);
else
grub_util_error (_("No DOS-style partitions found"));
if (embed_region.end == embed_region.start)
{
if (! strcmp (dest_partmap, "msdos"))
grub_util_warn (_("This msdos-style partition label has no post-MBR gap; embedding won't be possible!"));
else
grub_util_warn (_("This GPT partition label has no BIOS Boot Partition; embedding won't be possible!"));
goto unable_to_embed;
}
if ((unsigned long) core_sectors > embed_region.end - embed_region.start)
{
if (core_sectors > 62)
grub_util_warn (_("Your core.img is unusually large. It won't fit in the embedding area."));
else /* embed_region.end - embed_region.start < 62 */
grub_util_warn (_("Your embedding area is unusually small. core.img won't fit in it."));
goto unable_to_embed;
}
grub_util_info ("the core image will be embedded at sector 0x%llx", embed_region.start);
*install_dos_part = grub_cpu_to_le32 (dos_part);
*install_bsd_part = grub_cpu_to_le32 (bsd_part);
/* The first blocklist contains the whole sectors. */
first_block->start = grub_cpu_to_le64 (embed_region.start + 1);
/* These are filled elsewhere. Verify them just in case. */
assert (first_block->len == grub_host_to_target16 (core_sectors - 1));
assert (first_block->segment == grub_host_to_target16 (GRUB_BOOT_MACHINE_KERNEL_SEG
+ (GRUB_DISK_SECTOR_SIZE >> 4)));
/* Make sure that the second blocklist is a terminator. */
block = first_block - 1;
block->start = 0;
block->len = 0;
block->segment = 0;
/* Write the core image onto the disk. */
if (grub_disk_write (dest_dev->disk, embed_region.start, 0, core_size, core_img))
grub_util_error ("%s", grub_errmsg);
/* FIXME: can this be skipped? */
*boot_drive = 0xFF;
*kernel_sector = grub_cpu_to_le64 (embed_region.start);
/* Write the boot image onto the disk. */
if (grub_disk_write (dest_dev->disk, 0, 0, GRUB_DISK_SECTOR_SIZE,
boot_img))
grub_util_error ("%s", grub_errmsg);
goto finish;
unable_to_embed:
if (must_embed)
grub_util_error (_("embedding is not possible, but this is required when "
"the root device is on a RAID array or LVM volume"));
grub_util_warn (_("Embedding is not possible. GRUB can only be installed in this "
"setup by using blocklists. However, blocklists are UNRELIABLE and "
"their use is discouraged."));
if (! force)
grub_util_error (_("if you really want blocklists, use --force"));
/* Make sure that GRUB reads the identical image as the OS. */
tmp_img = xmalloc (core_size);
core_path_dev_full = grub_util_get_path (dir, core_file);
core_path_dev = make_system_path_relative_to_its_root (core_path_dev_full);
free (core_path_dev_full);
/* It is a Good Thing to sync two times. */
sync ();
sync ();
#define MAX_TRIES 5
for (i = 0; i < MAX_TRIES; i++)
{
grub_util_info ((i == 0) ? _("attempting to read the core image `%s' from GRUB")
: _("attempting to read the core image `%s' from GRUB again"),
core_path_dev);
grub_disk_cache_invalidate_all ();
file = grub_file_open (core_path_dev);
if (file)
{
if (grub_file_size (file) != core_size)
grub_util_info ("succeeded in opening the core image but the size is different (%d != %d)",
(int) grub_file_size (file), (int) core_size);
else if (grub_file_read (file, tmp_img, core_size)
!= (grub_ssize_t) core_size)
grub_util_info ("succeeded in opening the core image but cannot read %d bytes",
(int) core_size);
else if (memcmp (core_img, tmp_img, core_size) != 0)
{
#if 0
FILE *dump;
FILE *dump2;
dump = fopen ("dump.img", "wb");
if (dump)
{
fwrite (tmp_img, 1, core_size, dump);
fclose (dump);
}
dump2 = fopen ("dump2.img", "wb");
if (dump2)
{
fwrite (core_img, 1, core_size, dump2);
fclose (dump2);
}
#endif
grub_util_info ("succeeded in opening the core image but the data is different");
}
else
{
grub_file_close (file);
break;
}
grub_file_close (file);
}
else
grub_util_info ("couldn't open the core image");
if (grub_errno)
grub_util_info ("error message = %s", grub_errmsg);
grub_errno = GRUB_ERR_NONE;
sync ();
sleep (1);
}
if (i == MAX_TRIES)
grub_util_error (_("cannot read `%s' correctly"), core_path_dev);
/* Clean out the blocklists. */
block = first_block;
while (block->len)
{
block->start = 0;
block->len = 0;
block->segment = 0;
block--;
if ((char *) block <= core_img)
grub_util_error (_("no terminator in the core image"));
}
/* Now read the core image to determine where the sectors are. */
file = grub_file_open (core_path_dev);
if (! file)
grub_util_error ("%s", grub_errmsg);
file->read_hook = save_first_sector;
if (grub_file_read (file, tmp_img, GRUB_DISK_SECTOR_SIZE)
!= GRUB_DISK_SECTOR_SIZE)
grub_util_error (_("failed to read the first sector of the core image"));
block = first_block;
file->read_hook = save_blocklists;
if (grub_file_read (file, tmp_img, core_size - GRUB_DISK_SECTOR_SIZE)
!= (grub_ssize_t) core_size - GRUB_DISK_SECTOR_SIZE)
grub_util_error (_("failed to read the rest sectors of the core image"));
grub_file_close (file);
free (core_path_dev);
free (tmp_img);
*kernel_sector = grub_cpu_to_le64 (first_sector);
/* FIXME: can this be skipped? */
*boot_drive = 0xFF;
*install_dos_part = grub_cpu_to_le32 (dos_part);
*install_bsd_part = grub_cpu_to_le32 (bsd_part);
/* Write the first two sectors of the core image onto the disk. */
grub_util_info ("opening the core image `%s'", core_path);
fp = fopen (core_path, "r+b");
if (! fp)
grub_util_error (_("cannot open `%s'"), core_path);
grub_util_write_image (core_img, GRUB_DISK_SECTOR_SIZE * 2, fp);
fclose (fp);
/* Write the boot image onto the disk. */
if (grub_disk_write (dest_dev->disk, 0, 0, GRUB_DISK_SECTOR_SIZE, boot_img))
grub_util_error ("%s", grub_errmsg);
finish:
/* Sync is a Good Thing. */
sync ();
free (core_path);
free (core_img);
free (boot_img);
grub_device_close (dest_dev);
grub_device_close (root_dev);
}
static struct option options[] =
{
{"boot-image", required_argument, 0, 'b'},
{"core-image", required_argument, 0, 'c'},
{"directory", required_argument, 0, 'd'},
{"device-map", required_argument, 0, 'm'},
{"root-device", required_argument, 0, 'r'},
{"force", no_argument, 0, 'f'},
{"skip-fs-probe", no_argument, 0, 's'},
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'V'},
{"verbose", no_argument, 0, 'v'},
{0, 0, 0, 0}
};
static void
usage (int status)
{
if (status)
fprintf (stderr, _("Try `%s --help' for more information.\n"), program_name);
else
printf (_("\
Usage: %s [OPTION]... DEVICE\n\
\n\
Set up images to boot from DEVICE.\n\
DEVICE must be a GRUB device (e.g. `(hd0,1)').\n\
\n\
-b, --boot-image=FILE use FILE as the boot image [default=%s]\n\
-c, --core-image=FILE use FILE as the core image [default=%s]\n\
-d, --directory=DIR use GRUB files in the directory DIR [default=%s]\n\
-m, --device-map=FILE use FILE as the device map [default=%s]\n\
-r, --root-device=DEV use DEV as the root device [default=guessed]\n\
-f, --force install even if problems are detected\n\
-s, --skip-fs-probe do not probe for filesystems in DEVICE\n\
-h, --help display this message and exit\n\
-V, --version print version information and exit\n\
-v, --verbose print verbose messages\n\
\n\
Report bugs to <%s>.\n\
"),
program_name,
DEFAULT_BOOT_FILE, DEFAULT_CORE_FILE, DEFAULT_DIRECTORY,
DEFAULT_DEVICE_MAP, PACKAGE_BUGREPORT);
exit (status);
}
static char *
get_device_name (char *dev)
{
size_t len = strlen (dev);
if (dev[0] != '(' || dev[len - 1] != ')')
return 0;
dev[len - 1] = '\0';
return dev + 1;
}
int
main (int argc, char *argv[])
{
char *boot_file = 0;
char *core_file = 0;
char *dir = 0;
char *dev_map = 0;
char *root_dev = 0;
char *dest_dev;
int must_embed = 0, force = 0, fs_probe = 1;
set_program_name (argv[0]);
grub_util_init_nls ();
/* Check for options. */
while (1)
{
int c = getopt_long (argc, argv, "b:c:d:m:r:hVvf", options, 0);
if (c == -1)
break;
else
switch (c)
{
case 'b':
if (boot_file)
free (boot_file);
boot_file = xstrdup (optarg);
break;
case 'c':
if (core_file)
free (core_file);
core_file = xstrdup (optarg);
break;
case 'd':
if (dir)
free (dir);
dir = xstrdup (optarg);
break;
case 'm':
if (dev_map)
free (dev_map);
dev_map = xstrdup (optarg);
break;
case 'r':
if (root_dev)
free (root_dev);
root_dev = xstrdup (optarg);
break;
case 'f':
force = 1;
break;
case 's':
fs_probe = 0;
break;
case 'h':
usage (0);
break;
case 'V':
printf ("grub-setup (%s) %s\n", PACKAGE_NAME, PACKAGE_VERSION);
return 0;
case 'v':
verbosity++;
break;
default:
usage (1);
break;
}
}
if (verbosity > 1)
grub_env_set ("debug", "all");
/* Obtain DEST_DEV. */
if (optind >= argc)
{
fprintf (stderr, _("No device is specified.\n"));
usage (1);
}
if (optind + 1 != argc)
{
fprintf (stderr, _("Unknown extra argument `%s'.\n"), argv[optind + 1]);
usage (1);
}
/* Initialize the emulated biosdisk driver. */
grub_util_biosdisk_init (dev_map ? : DEFAULT_DEVICE_MAP);
/* Initialize all modules. */
grub_init_all ();
dest_dev = get_device_name (argv[optind]);
if (! dest_dev)
{
/* Possibly, the user specified an OS device file. */
dest_dev = grub_util_get_grub_dev (argv[optind]);
if (! dest_dev)
{
fprintf (stderr, _("Invalid device `%s'.\n"), argv[optind]);
usage (1);
}
}
else
/* For simplicity. */
dest_dev = xstrdup (dest_dev);
if (root_dev)
{
char *tmp = get_device_name (root_dev);
if (! tmp)
grub_util_error (_("invalid root device `%s'"), root_dev);
tmp = xstrdup (tmp);
free (root_dev);
root_dev = tmp;
}
else
{
root_dev = grub_util_get_grub_dev (grub_guess_root_device (dir ? : DEFAULT_DIRECTORY));
if (! root_dev)
{
grub_util_info ("guessing the root device failed, because of `%s'",
grub_errmsg);
grub_util_error (_("cannot guess the root device. Specify the option `--root-device'"));
}
}
#ifdef __linux__
if (grub_util_lvm_isvolume (root_dev))
must_embed = 1;
if (root_dev[0] == 'm' && root_dev[1] == 'd'
&& root_dev[2] >= '0' && root_dev[2] <= '9')
{
/* FIXME: we can avoid this on RAID1. */
must_embed = 1;
}
if (dest_dev[0] == 'm' && dest_dev[1] == 'd'
&& dest_dev[2] >= '0' && dest_dev[2] <= '9')
{
char **devicelist;
int i;
devicelist = grub_util_raid_getmembers (dest_dev);
for (i = 0; devicelist[i]; i++)
{
setup (dir ? : DEFAULT_DIRECTORY,
boot_file ? : DEFAULT_BOOT_FILE,
core_file ? : DEFAULT_CORE_FILE,
root_dev, grub_util_get_grub_dev (devicelist[i]), 1, force, fs_probe);
}
}
else
#endif
/* Do the real work. */
setup (dir ? : DEFAULT_DIRECTORY,
boot_file ? : DEFAULT_BOOT_FILE,
core_file ? : DEFAULT_CORE_FILE,
root_dev, dest_dev, must_embed, force, fs_probe);
/* Free resources. */
grub_fini_all ();
grub_util_biosdisk_fini ();
free (boot_file);
free (core_file);
free (dir);
free (dev_map);
free (root_dev);
free (dest_dev);
return 0;
}
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