files.
+2013-10-15 Vladimir Serbinenko <phcoder@gmail.com>
+
+ Split grub-setup.c into frontend (grub-setup.c) and backend (setup.c)
+ files.
+
2013-10-15 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/osdep/windows/hostdisk.c (grub_util_fd_strerror):
installdir = sbin;
mansection = 8;
common = util/grub-setup.c;
+ common = util/setup_bios.c;
common = grub-core/kern/emu/argp_common.c;
common = grub-core/lib/reed_solomon.c;
common = grub-core/osdep/init.c;
ldadd = libgrubgcry.a;
ldadd = grub-core/gnulib/libgnu.a;
ldadd = '$(LIBINTL) $(LIBDEVMAPPER) $(LIBUTIL) $(LIBZFS) $(LIBNVPAIR) $(LIBGEOM)';
- cppflags = '-DGRUB_SETUP_BIOS=1';
+ cppflags = '-DGRUB_SETUP_FUNC=grub_util_bios_setup';
};
program = {
installdir = sbin;
mansection = 8;
common = util/grub-setup.c;
+ common = util/setup_sparc.c;
common = grub-core/kern/emu/argp_common.c;
common = grub-core/lib/reed_solomon.c;
common = grub-core/osdep/ofpath.c;
ldadd = libgrubgcry.a;
ldadd = grub-core/gnulib/libgnu.a;
ldadd = '$(LIBINTL) $(LIBDEVMAPPER) $(LIBUTIL) $(LIBZFS) $(LIBNVPAIR) $(LIBGEOM)';
- cppflags = '-DGRUB_SETUP_SPARC64=1';
+ cppflags = '-DGRUB_SETUP_FUNC=grub_util_sparc_setup';
};
program = {
--- /dev/null
+
+static void
+grub_file_progress_hook_real (grub_disk_addr_t sector,
+ unsigned offset, unsigned length,
+ void *data)
+{
+ grub_file_t file = data;
+ file->progress_offset += length;
+ show_progress (file->progress_offset, file->size);
+}
+
+
+GRUB_MOD_INIT (progress)
+{
+ grub_file_progress_hook = grub_file_progress_hook_real;
+}
+
+GRUB_MOD_FINI (progress)
+{
+ grub_file_progress_hook = 0;
+}
--- /dev/null
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2013 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/>.
+ */
+
+#ifndef GRUB_UTIL_INSTALL_HEADER
+#define GRUB_UTIL_INSTALL_HEADER 1
+
+#include <sys/types.h>
+#include <stdio.h>
+
+#include <grub/device.h>
+#include <grub/disk.h>
+#include <grub/emu/hostfile.h>
+void
+grub_util_bios_setup (const char *dir,
+ const char *boot_file, const char *core_file,
+ const char *dest, int force,
+ int fs_probe, int allow_floppy);
+void
+grub_util_sparc_setup (const char *dir,
+ const char *boot_file, const char *core_file,
+ const char *dest, int force,
+ int fs_probe, int allow_floppy);
+
+#endif
*/
#include <config.h>
+
+#define _GNU_SOURCE 1
+
+#include <string.h>
+
#include <grub/types.h>
#include <grub/emu/misc.h>
#include <grub/util/misc.h>
#include <grub/emu/hostdisk.h>
#include <grub/term.h>
#include <grub/i18n.h>
-
-#ifdef GRUB_SETUP_SPARC64
-#include <grub/util/ofpath.h>
-#include <grub/sparc64/ieee1275/boot.h>
-#include <grub/sparc64/ieee1275/kernel.h>
-#else
-#include <grub/i386/pc/boot.h>
-#include <grub/i386/pc/kernel.h>
-#endif
-
-#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 <grub/crypto.h>
#include <grub/emu/getroot.h>
-#include "progname.h"
-#include <grub/reed_solomon.h>
-#include <grub/msdos_partition.h>
-#include <include/grub/crypto.h>
-
-#ifdef __linux__
-#include <sys/ioctl.h>
-#include <linux/fs.h>
-#include <linux/fiemap.h>
-#endif
+#include <grub/util/install.h>
-#define _GNU_SOURCE 1
#include <argp.h>
/* On SPARC this program fills in various fields inside of the 'boot' and 'core'
#define DEFAULT_BOOT_FILE "boot.img"
#define DEFAULT_CORE_FILE "core.img"
-#ifdef GRUB_SETUP_SPARC64
-#define grub_target_to_host16(x) grub_be_to_cpu16(x)
-#define grub_target_to_host32(x) grub_be_to_cpu32(x)
-#define grub_target_to_host64(x) grub_be_to_cpu64(x)
-#define grub_host_to_target16(x) grub_cpu_to_be16(x)
-#define grub_host_to_target32(x) grub_cpu_to_be32(x)
-#define grub_host_to_target64(x) grub_cpu_to_be64(x)
-#elif defined (GRUB_SETUP_BIOS)
-#define grub_target_to_host16(x) grub_le_to_cpu16(x)
-#define grub_target_to_host32(x) grub_le_to_cpu32(x)
-#define grub_target_to_host64(x) grub_le_to_cpu64(x)
-#define grub_host_to_target16(x) grub_cpu_to_le16(x)
-#define grub_host_to_target32(x) grub_cpu_to_le32(x)
-#define grub_host_to_target64(x) grub_cpu_to_le64(x)
-#else
-#error Complete this
-#endif
-
-static void
-write_rootdev (grub_device_t root_dev,
- char *boot_img, grub_uint64_t first_sector)
-{
-#ifdef GRUB_SETUP_BIOS
- {
- grub_uint8_t *boot_drive;
- void *kernel_sector;
- boot_drive = (grub_uint8_t *) (boot_img + GRUB_BOOT_MACHINE_BOOT_DRIVE);
- kernel_sector = (boot_img + GRUB_BOOT_MACHINE_KERNEL_SECTOR);
-
- /* FIXME: can this be skipped? */
- *boot_drive = 0xFF;
-
- grub_set_unaligned64 (kernel_sector, grub_cpu_to_le64 (first_sector));
- }
-#endif
-#ifdef GRUB_SETUP_SPARC64
- {
- void *kernel_byte;
- kernel_byte = (boot_img + GRUB_BOOT_AOUT_HEADER_SIZE
- + GRUB_BOOT_MACHINE_KERNEL_BYTE);
- grub_set_unaligned64 (kernel_byte,
- grub_cpu_to_be64 (first_sector << GRUB_DISK_SECTOR_BITS));
- }
-#endif
-}
-
-#ifdef GRUB_SETUP_SPARC64
-#define BOOT_SECTOR 1
-#else
-#define BOOT_SECTOR 0
-#endif
-
-/* Helper for setup. */
-static void
-save_first_sector (grub_disk_addr_t sector, unsigned offset, unsigned length,
- void *data)
-{
- grub_disk_addr_t *first_sector = data;
- grub_util_info ("the first sector is <%" PRIuGRUB_UINT64_T ",%u,%u>",
- sector, offset, length);
-
- if (offset != 0 || length != GRUB_DISK_SECTOR_SIZE)
- grub_util_error ("%s", _("the first sector of the core file is not sector-aligned"));
-
- *first_sector = sector;
-}
-
-struct blocklists
-{
- struct grub_boot_blocklist *first_block, *block;
-#ifdef GRUB_SETUP_BIOS
- grub_uint16_t current_segment;
-#endif
- grub_uint16_t last_length;
-};
-
-/* Helper for setup. */
-static void
-save_blocklists (grub_disk_addr_t sector, unsigned offset, unsigned length,
- void *data)
-{
- struct blocklists *bl = data;
- struct grub_boot_blocklist *prev = bl->block + 1;
-
- grub_util_info ("saving <%" PRIuGRUB_UINT64_T ",%u,%u>",
- sector, offset, length);
-
- if (offset != 0 || bl->last_length != GRUB_DISK_SECTOR_SIZE)
- grub_util_error ("%s", _("non-sector-aligned data is found in the core file"));
-
- if (bl->block != bl->first_block
- && (grub_target_to_host64 (prev->start)
- + grub_target_to_host16 (prev->len)) == sector)
- {
- grub_uint16_t t = grub_target_to_host16 (prev->len) + 1;
- prev->len = grub_host_to_target16 (t);
- }
- else
- {
- bl->block->start = grub_host_to_target64 (sector);
- bl->block->len = grub_host_to_target16 (1);
-#ifdef GRUB_SETUP_BIOS
- bl->block->segment = grub_host_to_target16 (bl->current_segment);
-#endif
-
- bl->block--;
- if (bl->block->len)
- grub_util_error ("%s", _("the sectors of the core file are too fragmented"));
- }
-
- bl->last_length = length;
-#ifdef GRUB_SETUP_BIOS
- bl->current_segment += GRUB_DISK_SECTOR_SIZE >> 4;
-#endif
-}
-
-#ifdef GRUB_SETUP_BIOS
-/* Context for setup/identify_partmap. */
-struct identify_partmap_ctx
-{
- grub_partition_map_t dest_partmap;
- grub_partition_t container;
- int multiple_partmaps;
-};
-
-/* Helper for setup.
- Unlike root_dev, with dest_dev we're interested in the partition map even
- if dest_dev itself is a whole disk. */
-static int
-identify_partmap (grub_disk_t disk __attribute__ ((unused)),
- const grub_partition_t p, void *data)
-{
- struct identify_partmap_ctx *ctx = data;
-
- if (p->parent != ctx->container)
- return 0;
- /* NetBSD and OpenBSD subpartitions have metadata inside a partition,
- so they are safe to ignore.
- */
- if (grub_strcmp (p->partmap->name, "netbsd") == 0
- || grub_strcmp (p->partmap->name, "openbsd") == 0)
- return 0;
- if (ctx->dest_partmap == NULL)
- {
- ctx->dest_partmap = p->partmap;
- return 0;
- }
- if (ctx->dest_partmap == p->partmap)
- return 0;
- ctx->multiple_partmaps = 1;
- return 1;
-}
-#endif
-
-static void
-setup (const char *dir,
- const char *boot_file, const char *core_file,
- const char *dest, int force,
- int fs_probe, int allow_floppy)
-{
- char *boot_path, *core_path, *core_path_dev, *core_path_dev_full;
- char *boot_img, *core_img;
- char *root = 0;
- size_t boot_size, core_size;
-#ifdef GRUB_SETUP_BIOS
- grub_uint16_t core_sectors;
-#endif
- grub_device_t root_dev = 0, dest_dev, core_dev;
- struct blocklists bl;
- char *tmp_img;
- grub_disk_addr_t first_sector = (grub_disk_addr_t)-1;
- FILE *fp;
-
-#ifdef GRUB_SETUP_BIOS
- bl.current_segment =
- GRUB_BOOT_I386_PC_KERNEL_SEG + (GRUB_DISK_SECTOR_SIZE >> 4);
-#endif
- bl.last_length = GRUB_DISK_SECTOR_SIZE;
-
- /* 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);
-
- core_path = grub_util_get_path (dir, core_file);
- core_size = grub_util_get_image_size (core_path);
-#ifdef GRUB_SETUP_BIOS
- core_sectors = ((core_size + GRUB_DISK_SECTOR_SIZE - 1)
- >> GRUB_DISK_SECTOR_BITS);
-#endif
- if (core_size < GRUB_DISK_SECTOR_SIZE)
- grub_util_error (_("the size of `%s' is too small"), core_path);
-#ifdef GRUB_SETUP_BIOS
- if (core_size > 0xFFFF * GRUB_DISK_SECTOR_SIZE)
- grub_util_error (_("the size of `%s' is too large"), core_path);
-#endif
-
- core_img = grub_util_read_image (core_path);
-
- /* Have FIRST_BLOCK to point to the first blocklist. */
- bl.first_block = (struct grub_boot_blocklist *) (core_img
- + GRUB_DISK_SECTOR_SIZE
- - sizeof (*bl.block));
- grub_util_info ("root is `%s', dest is `%s'", root, dest);
-
- grub_util_info ("Opening dest");
- dest_dev = grub_device_open (dest);
- if (! dest_dev)
- grub_util_error ("%s", grub_errmsg);
-
- core_dev = dest_dev;
-
- {
- char **root_devices = grub_guess_root_devices (dir);
- char **cur;
- int found = 0;
-
- for (cur = root_devices; *cur; cur++)
- {
- char *drive;
- grub_device_t try_dev;
-
- drive = grub_util_get_grub_dev (*cur);
- if (!drive)
- continue;
- try_dev = grub_device_open (drive);
- if (! try_dev)
- continue;
- if (!found && try_dev->disk->id == dest_dev->disk->id
- && try_dev->disk->dev->id == dest_dev->disk->dev->id)
- {
- if (root_dev)
- grub_device_close (root_dev);
- free (root);
- root_dev = try_dev;
- root = drive;
- found = 1;
- continue;
- }
- if (!root_dev)
- {
- root_dev = try_dev;
- root = drive;
- continue;
- }
- grub_device_close (try_dev);
- free (drive);
- }
- if (!root_dev)
- {
- grub_util_error ("guessing the root device failed, because of `%s'",
- grub_errmsg);
- }
- grub_util_info ("guessed root_dev `%s' from "
- "dir `%s'", root_dev->disk->name, dir);
- }
-
- 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);
-
-#ifdef GRUB_SETUP_BIOS
- /* 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);
-#endif
-
-#ifdef GRUB_SETUP_BIOS
- {
- grub_uint8_t *boot_drive_check;
- boot_drive_check = (grub_uint8_t *) (boot_img
- + GRUB_BOOT_MACHINE_DRIVE_CHECK);
- /* 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);
-
- /* 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 (!allow_floppy && !grub_util_biosdisk_is_floppy (dest_dev->disk))
- {
- /* Replace the jmp (2 bytes) with double nop's. */
- boot_drive_check[0] = 0x90;
- boot_drive_check[1] = 0x90;
- }
- }
-#endif
-
-#ifdef GRUB_SETUP_BIOS
- {
- struct identify_partmap_ctx ctx = {
- .dest_partmap = NULL,
- .container = dest_dev->disk->partition,
- .multiple_partmaps = 0
- };
- int is_ldm;
- grub_err_t err;
- grub_disk_addr_t *sectors;
- int i;
- grub_fs_t fs;
- unsigned int nsec, maxsec;
-
- grub_partition_iterate (dest_dev->disk, identify_partmap, &ctx);
-
- /* Copy the partition table. */
- if (ctx.dest_partmap ||
- (!allow_floppy && !grub_util_biosdisk_is_floppy (dest_dev->disk)))
- 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 (ctx.container
- && grub_strcmp (ctx.container->partmap->name, "msdos") == 0
- && ctx.dest_partmap
- && (ctx.container->msdostype == GRUB_PC_PARTITION_TYPE_NETBSD
- || ctx.container->msdostype == GRUB_PC_PARTITION_TYPE_OPENBSD))
- {
- grub_util_warn ("%s", _("Attempting to install GRUB to a disk with multiple partition labels or both partition label and filesystem. This is not supported yet."));
- goto unable_to_embed;
- }
-
- fs = grub_fs_probe (dest_dev);
- if (!fs)
- grub_errno = GRUB_ERR_NONE;
-
- is_ldm = grub_util_is_ldm (dest_dev->disk);
-
- if (fs_probe)
- {
- if (!fs && !ctx.dest_partmap)
- grub_util_error (_("unable to identify a filesystem in %s; safety check can't be performed"),
- dest_dev->disk->name);
- if (fs && !fs->reserved_first_sector)
- /* TRANSLATORS: Filesystem may reserve the space just GRUB isn't sure about it. */
- 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);
-
- if (ctx.dest_partmap && strcmp (ctx.dest_partmap->name, "msdos") != 0
- && strcmp (ctx.dest_partmap->name, "gpt") != 0
- && strcmp (ctx.dest_partmap->name, "bsd") != 0
- && strcmp (ctx.dest_partmap->name, "netbsd") != 0
- && strcmp (ctx.dest_partmap->name, "openbsd") != 0
- && strcmp (ctx.dest_partmap->name, "sunpc") != 0)
- /* TRANSLATORS: Partition map may reserve the space just GRUB isn't sure about it. */
- grub_util_error (_("%s appears to contain a %s partition map 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, ctx.dest_partmap->name);
- if (is_ldm && ctx.dest_partmap && strcmp (ctx.dest_partmap->name, "msdos") != 0
- && strcmp (ctx.dest_partmap->name, "gpt") != 0)
- grub_util_error (_("%s appears to contain a %s partition map and "
- "LDM which isn't known to be a safe combination."
- " 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, ctx.dest_partmap->name);
-
- }
-
- if (! ctx.dest_partmap && ! fs && !is_ldm)
- {
- grub_util_warn ("%s", _("Attempting to install GRUB to a partitionless disk or to a partition. This is a BAD idea."));
- goto unable_to_embed;
- }
- if (ctx.multiple_partmaps || (ctx.dest_partmap && fs) || (is_ldm && fs))
- {
- grub_util_warn ("%s", _("Attempting to install GRUB to a disk with multiple partition labels. This is not supported yet."));
- goto unable_to_embed;
- }
-
- if (ctx.dest_partmap && !ctx.dest_partmap->embed)
- {
- grub_util_warn (_("Partition style `%s' doesn't support embedding"),
- ctx.dest_partmap->name);
- goto unable_to_embed;
- }
-
- if (fs && !fs->embed)
- {
- grub_util_warn (_("File system `%s' doesn't support embedding"),
- fs->name);
- goto unable_to_embed;
- }
-
- nsec = core_sectors;
-
- maxsec = 2 * core_sectors;
- if (maxsec > ((0x78000 - GRUB_KERNEL_I386_PC_LINK_ADDR)
- >> GRUB_DISK_SECTOR_BITS))
- maxsec = ((0x78000 - GRUB_KERNEL_I386_PC_LINK_ADDR)
- >> GRUB_DISK_SECTOR_BITS);
-
- if (is_ldm)
- err = grub_util_ldm_embed (dest_dev->disk, &nsec, maxsec,
- GRUB_EMBED_PCBIOS, §ors);
- else if (ctx.dest_partmap)
- err = ctx.dest_partmap->embed (dest_dev->disk, &nsec, maxsec,
- GRUB_EMBED_PCBIOS, §ors);
- else
- err = fs->embed (dest_dev, &nsec, maxsec,
- GRUB_EMBED_PCBIOS, §ors);
- if (!err && nsec < core_sectors)
- {
- err = grub_error (GRUB_ERR_OUT_OF_RANGE,
- N_("Your embedding area is unusually small. "
- "core.img won't fit in it."));
- }
-
- if (err)
- {
- grub_util_warn ("%s", grub_errmsg);
- grub_errno = GRUB_ERR_NONE;
- goto unable_to_embed;
- }
-
- assert (nsec <= maxsec);
-
- /* Clean out the blocklists. */
- bl.block = bl.first_block;
- while (bl.block->len)
- {
- grub_memset (bl.block, 0, sizeof (bl.block));
-
- bl.block--;
-
- if ((char *) bl.block <= core_img)
- grub_util_error ("%s", _("no terminator in the core image"));
- }
-
- save_first_sector (sectors[0] + grub_partition_get_start (ctx.container),
- 0, GRUB_DISK_SECTOR_SIZE, &first_sector);
-
- bl.block = bl.first_block;
- for (i = 1; i < nsec; i++)
- save_blocklists (sectors[i] + grub_partition_get_start (ctx.container),
- 0, GRUB_DISK_SECTOR_SIZE, &bl);
-
- /* Make sure that the last blocklist is a terminator. */
- if (bl.block == bl.first_block)
- bl.block--;
- bl.block->start = 0;
- bl.block->len = 0;
- bl.block->segment = 0;
-
- write_rootdev (root_dev, boot_img, first_sector);
-
- core_img = realloc (core_img, nsec * GRUB_DISK_SECTOR_SIZE);
- bl.first_block = (struct grub_boot_blocklist *) (core_img
- + GRUB_DISK_SECTOR_SIZE
- - sizeof (*bl.block));
-
- grub_size_t no_rs_length;
- grub_set_unaligned32 ((core_img + GRUB_DISK_SECTOR_SIZE
- + GRUB_KERNEL_I386_PC_REED_SOLOMON_REDUNDANCY),
- grub_host_to_target32 (nsec * GRUB_DISK_SECTOR_SIZE - core_size));
- no_rs_length = grub_target_to_host16
- (grub_get_unaligned16 (core_img
- + GRUB_DISK_SECTOR_SIZE
- + GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_LENGTH));
-
- if (no_rs_length == 0xffff)
- grub_util_error ("%s", _("core.img version mismatch"));
-
- void *tmp = xmalloc (core_size);
- grub_memcpy (tmp, core_img, core_size);
- grub_reed_solomon_add_redundancy (core_img + no_rs_length + GRUB_DISK_SECTOR_SIZE,
- core_size - no_rs_length - GRUB_DISK_SECTOR_SIZE,
- nsec * GRUB_DISK_SECTOR_SIZE
- - core_size);
- assert (grub_memcmp (tmp, core_img, core_size) == 0);
- free (tmp);
-
- /* Write the core image onto the disk. */
- for (i = 0; i < nsec; i++)
- grub_disk_write (dest_dev->disk, sectors[i], 0,
- GRUB_DISK_SECTOR_SIZE,
- core_img + i * GRUB_DISK_SECTOR_SIZE);
-
- grub_free (sectors);
-
- goto finish;
- }
-
-unable_to_embed:
-#endif
-
- if (dest_dev->disk->dev->id != root_dev->disk->dev->id)
- grub_util_error ("%s", _("embedding is not possible, but this is required for "
- "RAID and LVM install"));
-
- {
- grub_fs_t fs;
- fs = grub_fs_probe (root_dev);
- if (!fs)
- grub_util_error (_("can't determine filesystem on %s"), root);
-
- if (!fs->blocklist_install)
- grub_util_error (_("filesystem `%s' doesn't support blocklists"),
- fs->name);
- }
-
-#ifdef GRUB_SETUP_BIOS
- if (dest_dev->disk->id != root_dev->disk->id
- || dest_dev->disk->dev->id != root_dev->disk->dev->id)
- /* TRANSLATORS: cross-disk refers to /boot being on one disk
- but MBR on another. */
- grub_util_error ("%s", _("embedding is not possible, but this is required for "
- "cross-disk install"));
-#else
- core_dev = root_dev;
-#endif
-
- grub_util_warn ("%s", _("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)
- /* TRANSLATORS: Here GRUB refuses to continue with blocklist install. */
- grub_util_error ("%s", _("will not proceed with blocklists"));
-
- /* The core image must be put on a filesystem unfortunately. */
- grub_util_info ("will leave the core image on the filesystem");
-
- /* 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 = grub_make_system_path_relative_to_its_root (core_path_dev_full);
- free (core_path_dev_full);
-
- grub_util_biosdisk_flush (root_dev->disk);
-
-#ifndef __linux__
-
-#define MAX_TRIES 5
- {
- int i;
- for (i = 0; i < MAX_TRIES; i++)
- {
- grub_file_t file;
-
- 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 ();
-
- grub_file_filter_disable_compression ();
- 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 = grub_util_fopen ("dump.img", "wb");
- if (dump)
- {
- fwrite (tmp_img, 1, core_size, dump);
- fclose (dump);
- }
-
- dump2 = grub_util_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;
- grub_util_biosdisk_flush (root_dev->disk);
- sleep (1);
- }
-
- if (i == MAX_TRIES)
- grub_util_error (_("cannot read `%s' correctly"), core_path_dev);
- }
-
-#endif
-
- /* Clean out the blocklists. */
- bl.block = bl.first_block;
- while (bl.block->len)
- {
- bl.block->start = 0;
- bl.block->len = 0;
-#ifdef GRUB_SETUP_BIOS
- bl.block->segment = 0;
-#endif
-
- bl.block--;
-
- if ((char *) bl.block <= core_img)
- grub_util_error ("%s", _("no terminator in the core image"));
- }
-
- bl.block = bl.first_block;
-
-#ifdef __linux__
- {
- grub_partition_t container = root_dev->disk->partition;
- grub_uint64_t container_start = grub_partition_get_start (container);
- struct fiemap fie1;
- int fd;
-
- /* Write the first two sectors of the core image onto the disk. */
- grub_util_info ("opening the core image `%s'", core_path);
- fp = grub_util_fopen (core_path, "rb");
- if (! fp)
- grub_util_error (_("cannot open `%s': %s"), core_path,
- strerror (errno));
- fd = fileno (fp);
-
- grub_memset (&fie1, 0, sizeof (fie1));
- fie1.fm_length = core_size;
- fie1.fm_flags = FIEMAP_FLAG_SYNC;
-
- if (ioctl (fd, FS_IOC_FIEMAP, &fie1) < 0)
- {
- int nblocks, i, j;
- int bsize;
- int mul;
-
- grub_util_info ("FIEMAP failed. Reverting to FIBMAP");
-
- if (ioctl (fd, FIGETBSZ, &bsize) < 0)
- grub_util_error (_("can't retrieve blocklists: %s"),
- strerror (errno));
- if (bsize & (GRUB_DISK_SECTOR_SIZE - 1))
- grub_util_error ("%s", _("blocksize is not divisible by 512"));
- mul = bsize >> GRUB_DISK_SECTOR_BITS;
- nblocks = (core_size + bsize - 1) / bsize;
- if (mul == 0 || nblocks == 0)
- grub_util_error ("%s", _("can't retrieve blocklists"));
- for (i = 0; i < nblocks; i++)
- {
- unsigned blk = i;
- if (ioctl (fd, FIBMAP, &blk) < 0)
- grub_util_error (_("can't retrieve blocklists: %s"),
- strerror (errno));
-
- for (j = 0; j < mul; j++)
- {
- int rest = core_size - ((i * mul + j) << GRUB_DISK_SECTOR_BITS);
- if (rest <= 0)
- break;
- if (rest > GRUB_DISK_SECTOR_SIZE)
- rest = GRUB_DISK_SECTOR_SIZE;
- if (i == 0 && j == 0)
- save_first_sector (((grub_uint64_t) blk) * mul
- + container_start,
- 0, rest, &first_sector);
- else
- save_blocklists (((grub_uint64_t) blk) * mul + j
- + container_start,
- 0, rest, &bl);
- }
- }
- }
- else
- {
- struct fiemap *fie2;
- int i, j;
- fie2 = xmalloc (sizeof (*fie2)
- + fie1.fm_mapped_extents
- * sizeof (fie1.fm_extents[1]));
- memset (fie2, 0, sizeof (*fie2)
- + fie1.fm_mapped_extents * sizeof (fie2->fm_extents[1]));
- fie2->fm_length = core_size;
- fie2->fm_flags = FIEMAP_FLAG_SYNC;
- fie2->fm_extent_count = fie1.fm_mapped_extents;
- if (ioctl (fd, FS_IOC_FIEMAP, fie2) < 0)
- grub_util_error (_("can't retrieve blocklists: %s"),
- strerror (errno));
- for (i = 0; i < fie2->fm_mapped_extents; i++)
- {
- for (j = 0;
- j < ((fie2->fm_extents[i].fe_length
- + GRUB_DISK_SECTOR_SIZE - 1)
- >> GRUB_DISK_SECTOR_BITS);
- j++)
- {
- size_t len = (fie2->fm_extents[i].fe_length
- - j * GRUB_DISK_SECTOR_SIZE);
- if (len > GRUB_DISK_SECTOR_SIZE)
- len = GRUB_DISK_SECTOR_SIZE;
- if (first_sector == (grub_disk_addr_t)-1)
- save_first_sector ((fie2->fm_extents[i].fe_physical
- >> GRUB_DISK_SECTOR_BITS)
- + j + container_start,
- fie2->fm_extents[i].fe_physical
- & (GRUB_DISK_SECTOR_SIZE - 1), len,
- &first_sector);
- else
- save_blocklists ((fie2->fm_extents[i].fe_physical
- >> GRUB_DISK_SECTOR_BITS)
- + j + container_start,
- fie2->fm_extents[i].fe_physical
- & (GRUB_DISK_SECTOR_SIZE - 1), len, &bl);
-
-
- }
- }
- if (first_sector == (grub_disk_addr_t)-1)
- grub_util_error ("%s", _("can't retrieve blocklists"));
- }
- fclose (fp);
- }
-#else
- {
- grub_file_t file;
- /* Now read the core image to determine where the sectors are. */
- grub_file_filter_disable_compression ();
- file = grub_file_open (core_path_dev);
- if (! file)
- grub_util_error ("%s", grub_errmsg);
-
- file->read_hook = save_first_sector;
- file->read_hook_data = &first_sector;
- if (grub_file_read (file, tmp_img, GRUB_DISK_SECTOR_SIZE)
- != GRUB_DISK_SECTOR_SIZE)
- grub_util_error ("%s", _("failed to read the first sector of the core image"));
-
- bl.block = bl.first_block;
- file->read_hook = save_blocklists;
- file->read_hook_data = &bl;
- 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 ("%s", _("failed to read the rest sectors of the core image"));
- grub_file_close (file);
- }
-#endif
-
-#ifdef GRUB_SETUP_SPARC64
- {
- char *boot_devpath;
- boot_devpath = (char *) (boot_img
- + GRUB_BOOT_AOUT_HEADER_SIZE
- + GRUB_BOOT_MACHINE_BOOT_DEVPATH);
- if (dest_dev->disk->id != root_dev->disk->id
- || dest_dev->disk->dev->id != root_dev->disk->dev->id)
- {
- const char *dest_ofpath;
- dest_ofpath
- = grub_util_devname_to_ofpath (grub_util_biosdisk_get_osdev (root_dev->disk));
- grub_util_info ("dest_ofpath is `%s'", dest_ofpath);
- strncpy (boot_devpath, dest_ofpath,
- GRUB_BOOT_MACHINE_BOOT_DEVPATH_END
- - GRUB_BOOT_MACHINE_BOOT_DEVPATH - 1);
- boot_devpath[GRUB_BOOT_MACHINE_BOOT_DEVPATH_END
- - GRUB_BOOT_MACHINE_BOOT_DEVPATH - 1] = 0;
- }
- else
- {
- grub_util_info ("non cross-disk install");
- memset (boot_devpath, 0, GRUB_BOOT_MACHINE_BOOT_DEVPATH_END
- - GRUB_BOOT_MACHINE_BOOT_DEVPATH);
- }
- grub_util_info ("boot device path %s", boot_devpath);
- }
-#endif
-
- free (core_path_dev);
- free (tmp_img);
-
- write_rootdev (root_dev, boot_img, first_sector);
-
- /* Write the first two sectors of the core image onto the disk. */
- grub_util_info ("opening the core image `%s'", core_path);
- fp = grub_util_fopen (core_path, "r+b");
- if (! fp)
- grub_util_error (_("cannot open `%s': %s"), core_path,
- strerror (errno));
-
- grub_util_write_image (core_img, GRUB_DISK_SECTOR_SIZE * 2, fp, core_path);
- fflush (fp);
- fsync (fileno (fp));
- fclose (fp);
- grub_util_biosdisk_flush (root_dev->disk);
-
- grub_disk_cache_invalidate_all ();
-
- {
- char *buf, *ptr = core_img;
- size_t len = core_size;
- grub_uint64_t blk;
- grub_partition_t container = core_dev->disk->partition;
- grub_err_t err;
-
- core_dev->disk->partition = 0;
-
- buf = xmalloc (core_size);
- blk = first_sector;
- err = grub_disk_read (core_dev->disk, blk, 0, GRUB_DISK_SECTOR_SIZE, buf);
- if (err)
- grub_util_error (_("cannot read `%s': %s"), core_dev->disk->name,
- grub_errmsg);
- if (grub_memcmp (buf, ptr, GRUB_DISK_SECTOR_SIZE) != 0)
- grub_util_error ("%s", _("blocklists are invalid"));
-
- ptr += GRUB_DISK_SECTOR_SIZE;
- len -= GRUB_DISK_SECTOR_SIZE;
-
- bl.block = bl.first_block;
- while (bl.block->len)
- {
- size_t cur = grub_target_to_host16 (bl.block->len) << GRUB_DISK_SECTOR_BITS;
- blk = grub_target_to_host64 (bl.block->start);
-
- if (cur > len)
- cur = len;
-
- err = grub_disk_read (core_dev->disk, blk, 0, cur, buf);
- if (err)
- grub_util_error (_("cannot read `%s': %s"), core_dev->disk->name,
- grub_errmsg);
-
- if (grub_memcmp (buf, ptr, cur) != 0)
- grub_util_error ("%s", _("blocklists are invalid"));
-
- ptr += cur;
- len -= cur;
- bl.block--;
-
- if ((char *) bl.block <= core_img)
- grub_util_error ("%s", _("no terminator in the core image"));
- }
- core_dev->disk->partition = container;
- free (buf);
- }
-
-#ifdef GRUB_SETUP_BIOS
- finish:
-#endif
-
- /* Write the boot image onto the disk. */
- if (grub_disk_write (dest_dev->disk, BOOT_SECTOR,
- 0, GRUB_DISK_SECTOR_SIZE, boot_img))
- grub_util_error ("%s", grub_errmsg);
-
- grub_util_biosdisk_flush (root_dev->disk);
- grub_util_biosdisk_flush (dest_dev->disk);
-
- free (core_path);
- free (core_img);
- free (boot_img);
- grub_device_close (dest_dev);
- grub_device_close (root_dev);
-}
-
static struct argp_option options[] = {
{"boot-image", 'b', N_("FILE"), 0,
N_("use FILE as the boot image [default=%s]"), 0},
}
/* Do the real work. */
- setup (arguments.dir ? : DEFAULT_DIRECTORY,
- arguments.boot_file ? : DEFAULT_BOOT_FILE,
- arguments.core_file ? : DEFAULT_CORE_FILE,
- dest_dev, arguments.force,
- arguments.fs_probe, arguments.allow_floppy);
+ GRUB_SETUP_FUNC (arguments.dir ? : DEFAULT_DIRECTORY,
+ arguments.boot_file ? : DEFAULT_BOOT_FILE,
+ arguments.core_file ? : DEFAULT_CORE_FILE,
+ dest_dev, arguments.force,
+ arguments.fs_probe, arguments.allow_floppy);
/* Free resources. */
grub_fini_all ();
--- /dev/null
+/* grub-setup.c - make GRUB usable */
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2006,2007,2008,2009,2010,2011 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/emu/misc.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/env.h>
+#include <grub/emu/hostdisk.h>
+#include <grub/term.h>
+#include <grub/i18n.h>
+
+#ifdef GRUB_SETUP_SPARC64
+#include <grub/util/ofpath.h>
+#include <grub/sparc64/ieee1275/boot.h>
+#include <grub/sparc64/ieee1275/kernel.h>
+#else
+#include <grub/i386/pc/boot.h>
+#include <grub/i386/pc/kernel.h>
+#endif
+
+#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 <grub/emu/getroot.h>
+#include "progname.h"
+#include <grub/reed_solomon.h>
+#include <grub/msdos_partition.h>
+#include <grub/crypto.h>
+#include <grub/util/install.h>
+
+#ifdef __linux__
+#include <sys/ioctl.h>
+#include <linux/fs.h>
+#include <linux/fiemap.h>
+#endif
+
+#define _GNU_SOURCE 1
+#include <argp.h>
+
+/* On SPARC this program fills in various fields inside of the 'boot' and 'core'
+ * image files.
+ *
+ * The 'boot' image needs to know the OBP path name of the root
+ * device. It also needs to know the initial block number of
+ * 'core' (which is 'diskboot' concatenated with 'kernel' and
+ * all the modules, this is created by grub-mkimage). This resulting
+ * 'boot' image is 512 bytes in size and is placed in the second block
+ * of a partition.
+ *
+ * The initial 'diskboot' block acts as a loader for the actual GRUB
+ * kernel. It contains the loading code and then a block list.
+ *
+ * The block list of 'core' starts at the end of the 'diskboot' image
+ * and works it's way backwards towards the end of the code of 'diskboot'.
+ *
+ * We patch up the images with the necessary values and write out the
+ * result.
+ */
+
+#ifdef GRUB_SETUP_SPARC64
+#define grub_target_to_host16(x) grub_be_to_cpu16(x)
+#define grub_target_to_host32(x) grub_be_to_cpu32(x)
+#define grub_target_to_host64(x) grub_be_to_cpu64(x)
+#define grub_host_to_target16(x) grub_cpu_to_be16(x)
+#define grub_host_to_target32(x) grub_cpu_to_be32(x)
+#define grub_host_to_target64(x) grub_cpu_to_be64(x)
+#elif defined (GRUB_SETUP_BIOS)
+#define grub_target_to_host16(x) grub_le_to_cpu16(x)
+#define grub_target_to_host32(x) grub_le_to_cpu32(x)
+#define grub_target_to_host64(x) grub_le_to_cpu64(x)
+#define grub_host_to_target16(x) grub_cpu_to_le16(x)
+#define grub_host_to_target32(x) grub_cpu_to_le32(x)
+#define grub_host_to_target64(x) grub_cpu_to_le64(x)
+#else
+#error Complete this
+#endif
+
+static void
+write_rootdev (grub_device_t root_dev,
+ char *boot_img, grub_uint64_t first_sector)
+{
+#ifdef GRUB_SETUP_BIOS
+ {
+ grub_uint8_t *boot_drive;
+ void *kernel_sector;
+ boot_drive = (grub_uint8_t *) (boot_img + GRUB_BOOT_MACHINE_BOOT_DRIVE);
+ kernel_sector = (boot_img + GRUB_BOOT_MACHINE_KERNEL_SECTOR);
+
+ /* FIXME: can this be skipped? */
+ *boot_drive = 0xFF;
+
+ grub_set_unaligned64 (kernel_sector, grub_cpu_to_le64 (first_sector));
+ }
+#endif
+#ifdef GRUB_SETUP_SPARC64
+ {
+ void *kernel_byte;
+ kernel_byte = (boot_img + GRUB_BOOT_AOUT_HEADER_SIZE
+ + GRUB_BOOT_MACHINE_KERNEL_BYTE);
+ grub_set_unaligned64 (kernel_byte,
+ grub_cpu_to_be64 (first_sector << GRUB_DISK_SECTOR_BITS));
+ }
+#endif
+}
+
+#ifdef GRUB_SETUP_SPARC64
+#define BOOT_SECTOR 1
+#else
+#define BOOT_SECTOR 0
+#endif
+
+/* Helper for setup. */
+static void
+save_first_sector (grub_disk_addr_t sector, unsigned offset, unsigned length,
+ void *data)
+{
+ grub_disk_addr_t *first_sector = data;
+ grub_util_info ("the first sector is <%" PRIuGRUB_UINT64_T ",%u,%u>",
+ sector, offset, length);
+
+ if (offset != 0 || length != GRUB_DISK_SECTOR_SIZE)
+ grub_util_error ("%s", _("the first sector of the core file is not sector-aligned"));
+
+ *first_sector = sector;
+}
+
+struct blocklists
+{
+ struct grub_boot_blocklist *first_block, *block;
+#ifdef GRUB_SETUP_BIOS
+ grub_uint16_t current_segment;
+#endif
+ grub_uint16_t last_length;
+};
+
+/* Helper for setup. */
+static void
+save_blocklists (grub_disk_addr_t sector, unsigned offset, unsigned length,
+ void *data)
+{
+ struct blocklists *bl = data;
+ struct grub_boot_blocklist *prev = bl->block + 1;
+
+ grub_util_info ("saving <%" PRIuGRUB_UINT64_T ",%u,%u>",
+ sector, offset, length);
+
+ if (offset != 0 || bl->last_length != GRUB_DISK_SECTOR_SIZE)
+ grub_util_error ("%s", _("non-sector-aligned data is found in the core file"));
+
+ if (bl->block != bl->first_block
+ && (grub_target_to_host64 (prev->start)
+ + grub_target_to_host16 (prev->len)) == sector)
+ {
+ grub_uint16_t t = grub_target_to_host16 (prev->len) + 1;
+ prev->len = grub_host_to_target16 (t);
+ }
+ else
+ {
+ bl->block->start = grub_host_to_target64 (sector);
+ bl->block->len = grub_host_to_target16 (1);
+#ifdef GRUB_SETUP_BIOS
+ bl->block->segment = grub_host_to_target16 (bl->current_segment);
+#endif
+
+ bl->block--;
+ if (bl->block->len)
+ grub_util_error ("%s", _("the sectors of the core file are too fragmented"));
+ }
+
+ bl->last_length = length;
+#ifdef GRUB_SETUP_BIOS
+ bl->current_segment += GRUB_DISK_SECTOR_SIZE >> 4;
+#endif
+}
+
+#ifdef GRUB_SETUP_BIOS
+/* Context for setup/identify_partmap. */
+struct identify_partmap_ctx
+{
+ grub_partition_map_t dest_partmap;
+ grub_partition_t container;
+ int multiple_partmaps;
+};
+
+/* Helper for setup.
+ Unlike root_dev, with dest_dev we're interested in the partition map even
+ if dest_dev itself is a whole disk. */
+static int
+identify_partmap (grub_disk_t disk __attribute__ ((unused)),
+ const grub_partition_t p, void *data)
+{
+ struct identify_partmap_ctx *ctx = data;
+
+ if (p->parent != ctx->container)
+ return 0;
+ /* NetBSD and OpenBSD subpartitions have metadata inside a partition,
+ so they are safe to ignore.
+ */
+ if (grub_strcmp (p->partmap->name, "netbsd") == 0
+ || grub_strcmp (p->partmap->name, "openbsd") == 0)
+ return 0;
+ if (ctx->dest_partmap == NULL)
+ {
+ ctx->dest_partmap = p->partmap;
+ return 0;
+ }
+ if (ctx->dest_partmap == p->partmap)
+ return 0;
+ ctx->multiple_partmaps = 1;
+ return 1;
+}
+#endif
+
+#ifdef GRUB_SETUP_BIOS
+#define SETUP grub_util_bios_setup
+#elif GRUB_SETUP_SPARC64
+#define SETUP grub_util_sparc_setup
+#else
+#error "Shouldn't happen"
+#endif
+
+void
+SETUP (const char *dir,
+ const char *boot_file, const char *core_file,
+ const char *dest, int force,
+ int fs_probe, int allow_floppy)
+{
+ char *boot_path, *core_path, *core_path_dev, *core_path_dev_full;
+ char *boot_img, *core_img;
+ char *root = 0;
+ size_t boot_size, core_size;
+#ifdef GRUB_SETUP_BIOS
+ grub_uint16_t core_sectors;
+#endif
+ grub_device_t root_dev = 0, dest_dev, core_dev;
+ struct blocklists bl;
+ char *tmp_img;
+ grub_disk_addr_t first_sector = (grub_disk_addr_t)-1;
+ FILE *fp;
+
+#ifdef GRUB_SETUP_BIOS
+ bl.current_segment =
+ GRUB_BOOT_I386_PC_KERNEL_SEG + (GRUB_DISK_SECTOR_SIZE >> 4);
+#endif
+ bl.last_length = GRUB_DISK_SECTOR_SIZE;
+
+ /* 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);
+
+ core_path = grub_util_get_path (dir, core_file);
+ core_size = grub_util_get_image_size (core_path);
+#ifdef GRUB_SETUP_BIOS
+ core_sectors = ((core_size + GRUB_DISK_SECTOR_SIZE - 1)
+ >> GRUB_DISK_SECTOR_BITS);
+#endif
+ if (core_size < GRUB_DISK_SECTOR_SIZE)
+ grub_util_error (_("the size of `%s' is too small"), core_path);
+#ifdef GRUB_SETUP_BIOS
+ if (core_size > 0xFFFF * GRUB_DISK_SECTOR_SIZE)
+ grub_util_error (_("the size of `%s' is too large"), core_path);
+#endif
+
+ core_img = grub_util_read_image (core_path);
+
+ /* Have FIRST_BLOCK to point to the first blocklist. */
+ bl.first_block = (struct grub_boot_blocklist *) (core_img
+ + GRUB_DISK_SECTOR_SIZE
+ - sizeof (*bl.block));
+ grub_util_info ("root is `%s', dest is `%s'", root, dest);
+
+ grub_util_info ("Opening dest");
+ dest_dev = grub_device_open (dest);
+ if (! dest_dev)
+ grub_util_error ("%s", grub_errmsg);
+
+ core_dev = dest_dev;
+
+ {
+ char **root_devices = grub_guess_root_devices (dir);
+ char **cur;
+ int found = 0;
+
+ for (cur = root_devices; *cur; cur++)
+ {
+ char *drive;
+ grub_device_t try_dev;
+
+ drive = grub_util_get_grub_dev (*cur);
+ if (!drive)
+ continue;
+ try_dev = grub_device_open (drive);
+ if (! try_dev)
+ continue;
+ if (!found && try_dev->disk->id == dest_dev->disk->id
+ && try_dev->disk->dev->id == dest_dev->disk->dev->id)
+ {
+ if (root_dev)
+ grub_device_close (root_dev);
+ free (root);
+ root_dev = try_dev;
+ root = drive;
+ found = 1;
+ continue;
+ }
+ if (!root_dev)
+ {
+ root_dev = try_dev;
+ root = drive;
+ continue;
+ }
+ grub_device_close (try_dev);
+ free (drive);
+ }
+ if (!root_dev)
+ {
+ grub_util_error ("guessing the root device failed, because of `%s'",
+ grub_errmsg);
+ }
+ grub_util_info ("guessed root_dev `%s' from "
+ "dir `%s'", root_dev->disk->name, dir);
+ }
+
+ 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);
+
+#ifdef GRUB_SETUP_BIOS
+ /* 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);
+#endif
+
+#ifdef GRUB_SETUP_BIOS
+ {
+ grub_uint8_t *boot_drive_check;
+ boot_drive_check = (grub_uint8_t *) (boot_img
+ + GRUB_BOOT_MACHINE_DRIVE_CHECK);
+ /* 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);
+
+ /* 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 (!allow_floppy && !grub_util_biosdisk_is_floppy (dest_dev->disk))
+ {
+ /* Replace the jmp (2 bytes) with double nop's. */
+ boot_drive_check[0] = 0x90;
+ boot_drive_check[1] = 0x90;
+ }
+ }
+#endif
+
+#ifdef GRUB_SETUP_BIOS
+ {
+ struct identify_partmap_ctx ctx = {
+ .dest_partmap = NULL,
+ .container = dest_dev->disk->partition,
+ .multiple_partmaps = 0
+ };
+ int is_ldm;
+ grub_err_t err;
+ grub_disk_addr_t *sectors;
+ int i;
+ grub_fs_t fs;
+ unsigned int nsec, maxsec;
+
+ grub_partition_iterate (dest_dev->disk, identify_partmap, &ctx);
+
+ /* Copy the partition table. */
+ if (ctx.dest_partmap ||
+ (!allow_floppy && !grub_util_biosdisk_is_floppy (dest_dev->disk)))
+ 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 (ctx.container
+ && grub_strcmp (ctx.container->partmap->name, "msdos") == 0
+ && ctx.dest_partmap
+ && (ctx.container->msdostype == GRUB_PC_PARTITION_TYPE_NETBSD
+ || ctx.container->msdostype == GRUB_PC_PARTITION_TYPE_OPENBSD))
+ {
+ grub_util_warn ("%s", _("Attempting to install GRUB to a disk with multiple partition labels or both partition label and filesystem. This is not supported yet."));
+ goto unable_to_embed;
+ }
+
+ fs = grub_fs_probe (dest_dev);
+ if (!fs)
+ grub_errno = GRUB_ERR_NONE;
+
+ is_ldm = grub_util_is_ldm (dest_dev->disk);
+
+ if (fs_probe)
+ {
+ if (!fs && !ctx.dest_partmap)
+ grub_util_error (_("unable to identify a filesystem in %s; safety check can't be performed"),
+ dest_dev->disk->name);
+ if (fs && !fs->reserved_first_sector)
+ /* TRANSLATORS: Filesystem may reserve the space just GRUB isn't sure about it. */
+ 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);
+
+ if (ctx.dest_partmap && strcmp (ctx.dest_partmap->name, "msdos") != 0
+ && strcmp (ctx.dest_partmap->name, "gpt") != 0
+ && strcmp (ctx.dest_partmap->name, "bsd") != 0
+ && strcmp (ctx.dest_partmap->name, "netbsd") != 0
+ && strcmp (ctx.dest_partmap->name, "openbsd") != 0
+ && strcmp (ctx.dest_partmap->name, "sunpc") != 0)
+ /* TRANSLATORS: Partition map may reserve the space just GRUB isn't sure about it. */
+ grub_util_error (_("%s appears to contain a %s partition map 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, ctx.dest_partmap->name);
+ if (is_ldm && ctx.dest_partmap && strcmp (ctx.dest_partmap->name, "msdos") != 0
+ && strcmp (ctx.dest_partmap->name, "gpt") != 0)
+ grub_util_error (_("%s appears to contain a %s partition map and "
+ "LDM which isn't known to be a safe combination."
+ " 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, ctx.dest_partmap->name);
+
+ }
+
+ if (! ctx.dest_partmap && ! fs && !is_ldm)
+ {
+ grub_util_warn ("%s", _("Attempting to install GRUB to a partitionless disk or to a partition. This is a BAD idea."));
+ goto unable_to_embed;
+ }
+ if (ctx.multiple_partmaps || (ctx.dest_partmap && fs) || (is_ldm && fs))
+ {
+ grub_util_warn ("%s", _("Attempting to install GRUB to a disk with multiple partition labels. This is not supported yet."));
+ goto unable_to_embed;
+ }
+
+ if (ctx.dest_partmap && !ctx.dest_partmap->embed)
+ {
+ grub_util_warn (_("Partition style `%s' doesn't support embedding"),
+ ctx.dest_partmap->name);
+ goto unable_to_embed;
+ }
+
+ if (fs && !fs->embed)
+ {
+ grub_util_warn (_("File system `%s' doesn't support embedding"),
+ fs->name);
+ goto unable_to_embed;
+ }
+
+ nsec = core_sectors;
+
+ maxsec = 2 * core_sectors;
+ if (maxsec > ((0x78000 - GRUB_KERNEL_I386_PC_LINK_ADDR)
+ >> GRUB_DISK_SECTOR_BITS))
+ maxsec = ((0x78000 - GRUB_KERNEL_I386_PC_LINK_ADDR)
+ >> GRUB_DISK_SECTOR_BITS);
+
+ if (is_ldm)
+ err = grub_util_ldm_embed (dest_dev->disk, &nsec, maxsec,
+ GRUB_EMBED_PCBIOS, §ors);
+ else if (ctx.dest_partmap)
+ err = ctx.dest_partmap->embed (dest_dev->disk, &nsec, maxsec,
+ GRUB_EMBED_PCBIOS, §ors);
+ else
+ err = fs->embed (dest_dev, &nsec, maxsec,
+ GRUB_EMBED_PCBIOS, §ors);
+ if (!err && nsec < core_sectors)
+ {
+ err = grub_error (GRUB_ERR_OUT_OF_RANGE,
+ N_("Your embedding area is unusually small. "
+ "core.img won't fit in it."));
+ }
+
+ if (err)
+ {
+ grub_util_warn ("%s", grub_errmsg);
+ grub_errno = GRUB_ERR_NONE;
+ goto unable_to_embed;
+ }
+
+ assert (nsec <= maxsec);
+
+ /* Clean out the blocklists. */
+ bl.block = bl.first_block;
+ while (bl.block->len)
+ {
+ grub_memset (bl.block, 0, sizeof (bl.block));
+
+ bl.block--;
+
+ if ((char *) bl.block <= core_img)
+ grub_util_error ("%s", _("no terminator in the core image"));
+ }
+
+ save_first_sector (sectors[0] + grub_partition_get_start (ctx.container),
+ 0, GRUB_DISK_SECTOR_SIZE, &first_sector);
+
+ bl.block = bl.first_block;
+ for (i = 1; i < nsec; i++)
+ save_blocklists (sectors[i] + grub_partition_get_start (ctx.container),
+ 0, GRUB_DISK_SECTOR_SIZE, &bl);
+
+ /* Make sure that the last blocklist is a terminator. */
+ if (bl.block == bl.first_block)
+ bl.block--;
+ bl.block->start = 0;
+ bl.block->len = 0;
+ bl.block->segment = 0;
+
+ write_rootdev (root_dev, boot_img, first_sector);
+
+ core_img = realloc (core_img, nsec * GRUB_DISK_SECTOR_SIZE);
+ bl.first_block = (struct grub_boot_blocklist *) (core_img
+ + GRUB_DISK_SECTOR_SIZE
+ - sizeof (*bl.block));
+
+ grub_size_t no_rs_length;
+ grub_set_unaligned32 ((core_img + GRUB_DISK_SECTOR_SIZE
+ + GRUB_KERNEL_I386_PC_REED_SOLOMON_REDUNDANCY),
+ grub_host_to_target32 (nsec * GRUB_DISK_SECTOR_SIZE - core_size));
+ no_rs_length = grub_target_to_host16
+ (grub_get_unaligned16 (core_img
+ + GRUB_DISK_SECTOR_SIZE
+ + GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_LENGTH));
+
+ if (no_rs_length == 0xffff)
+ grub_util_error ("%s", _("core.img version mismatch"));
+
+ void *tmp = xmalloc (core_size);
+ grub_memcpy (tmp, core_img, core_size);
+ grub_reed_solomon_add_redundancy (core_img + no_rs_length + GRUB_DISK_SECTOR_SIZE,
+ core_size - no_rs_length - GRUB_DISK_SECTOR_SIZE,
+ nsec * GRUB_DISK_SECTOR_SIZE
+ - core_size);
+ assert (grub_memcmp (tmp, core_img, core_size) == 0);
+ free (tmp);
+
+ /* Write the core image onto the disk. */
+ for (i = 0; i < nsec; i++)
+ grub_disk_write (dest_dev->disk, sectors[i], 0,
+ GRUB_DISK_SECTOR_SIZE,
+ core_img + i * GRUB_DISK_SECTOR_SIZE);
+
+ grub_free (sectors);
+
+ goto finish;
+ }
+
+unable_to_embed:
+#endif
+
+ if (dest_dev->disk->dev->id != root_dev->disk->dev->id)
+ grub_util_error ("%s", _("embedding is not possible, but this is required for "
+ "RAID and LVM install"));
+
+ {
+ grub_fs_t fs;
+ fs = grub_fs_probe (root_dev);
+ if (!fs)
+ grub_util_error (_("can't determine filesystem on %s"), root);
+
+ if (!fs->blocklist_install)
+ grub_util_error (_("filesystem `%s' doesn't support blocklists"),
+ fs->name);
+ }
+
+#ifdef GRUB_SETUP_BIOS
+ if (dest_dev->disk->id != root_dev->disk->id
+ || dest_dev->disk->dev->id != root_dev->disk->dev->id)
+ /* TRANSLATORS: cross-disk refers to /boot being on one disk
+ but MBR on another. */
+ grub_util_error ("%s", _("embedding is not possible, but this is required for "
+ "cross-disk install"));
+#else
+ core_dev = root_dev;
+#endif
+
+ grub_util_warn ("%s", _("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)
+ /* TRANSLATORS: Here GRUB refuses to continue with blocklist install. */
+ grub_util_error ("%s", _("will not proceed with blocklists"));
+
+ /* The core image must be put on a filesystem unfortunately. */
+ grub_util_info ("will leave the core image on the filesystem");
+
+ /* 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 = grub_make_system_path_relative_to_its_root (core_path_dev_full);
+ free (core_path_dev_full);
+
+ grub_util_biosdisk_flush (root_dev->disk);
+
+#ifndef __linux__
+
+#define MAX_TRIES 5
+ {
+ int i;
+ for (i = 0; i < MAX_TRIES; i++)
+ {
+ grub_file_t file;
+
+ 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 ();
+
+ grub_file_filter_disable_compression ();
+ 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 = grub_util_fopen ("dump.img", "wb");
+ if (dump)
+ {
+ fwrite (tmp_img, 1, core_size, dump);
+ fclose (dump);
+ }
+
+ dump2 = grub_util_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;
+ grub_util_biosdisk_flush (root_dev->disk);
+ sleep (1);
+ }
+
+ if (i == MAX_TRIES)
+ grub_util_error (_("cannot read `%s' correctly"), core_path_dev);
+ }
+
+#endif
+
+ /* Clean out the blocklists. */
+ bl.block = bl.first_block;
+ while (bl.block->len)
+ {
+ bl.block->start = 0;
+ bl.block->len = 0;
+#ifdef GRUB_SETUP_BIOS
+ bl.block->segment = 0;
+#endif
+
+ bl.block--;
+
+ if ((char *) bl.block <= core_img)
+ grub_util_error ("%s", _("no terminator in the core image"));
+ }
+
+ bl.block = bl.first_block;
+
+#ifdef __linux__
+ {
+ grub_partition_t container = root_dev->disk->partition;
+ grub_uint64_t container_start = grub_partition_get_start (container);
+ struct fiemap fie1;
+ int fd;
+
+ /* Write the first two sectors of the core image onto the disk. */
+ grub_util_info ("opening the core image `%s'", core_path);
+ fp = grub_util_fopen (core_path, "rb");
+ if (! fp)
+ grub_util_error (_("cannot open `%s': %s"), core_path,
+ strerror (errno));
+ fd = fileno (fp);
+
+ grub_memset (&fie1, 0, sizeof (fie1));
+ fie1.fm_length = core_size;
+ fie1.fm_flags = FIEMAP_FLAG_SYNC;
+
+ if (ioctl (fd, FS_IOC_FIEMAP, &fie1) < 0)
+ {
+ int nblocks, i, j;
+ int bsize;
+ int mul;
+
+ grub_util_info ("FIEMAP failed. Reverting to FIBMAP");
+
+ if (ioctl (fd, FIGETBSZ, &bsize) < 0)
+ grub_util_error (_("can't retrieve blocklists: %s"),
+ strerror (errno));
+ if (bsize & (GRUB_DISK_SECTOR_SIZE - 1))
+ grub_util_error ("%s", _("blocksize is not divisible by 512"));
+ mul = bsize >> GRUB_DISK_SECTOR_BITS;
+ nblocks = (core_size + bsize - 1) / bsize;
+ if (mul == 0 || nblocks == 0)
+ grub_util_error ("%s", _("can't retrieve blocklists"));
+ for (i = 0; i < nblocks; i++)
+ {
+ unsigned blk = i;
+ if (ioctl (fd, FIBMAP, &blk) < 0)
+ grub_util_error (_("can't retrieve blocklists: %s"),
+ strerror (errno));
+
+ for (j = 0; j < mul; j++)
+ {
+ int rest = core_size - ((i * mul + j) << GRUB_DISK_SECTOR_BITS);
+ if (rest <= 0)
+ break;
+ if (rest > GRUB_DISK_SECTOR_SIZE)
+ rest = GRUB_DISK_SECTOR_SIZE;
+ if (i == 0 && j == 0)
+ save_first_sector (((grub_uint64_t) blk) * mul
+ + container_start,
+ 0, rest, &first_sector);
+ else
+ save_blocklists (((grub_uint64_t) blk) * mul + j
+ + container_start,
+ 0, rest, &bl);
+ }
+ }
+ }
+ else
+ {
+ struct fiemap *fie2;
+ int i, j;
+ fie2 = xmalloc (sizeof (*fie2)
+ + fie1.fm_mapped_extents
+ * sizeof (fie1.fm_extents[1]));
+ memset (fie2, 0, sizeof (*fie2)
+ + fie1.fm_mapped_extents * sizeof (fie2->fm_extents[1]));
+ fie2->fm_length = core_size;
+ fie2->fm_flags = FIEMAP_FLAG_SYNC;
+ fie2->fm_extent_count = fie1.fm_mapped_extents;
+ if (ioctl (fd, FS_IOC_FIEMAP, fie2) < 0)
+ grub_util_error (_("can't retrieve blocklists: %s"),
+ strerror (errno));
+ for (i = 0; i < fie2->fm_mapped_extents; i++)
+ {
+ for (j = 0;
+ j < ((fie2->fm_extents[i].fe_length
+ + GRUB_DISK_SECTOR_SIZE - 1)
+ >> GRUB_DISK_SECTOR_BITS);
+ j++)
+ {
+ size_t len = (fie2->fm_extents[i].fe_length
+ - j * GRUB_DISK_SECTOR_SIZE);
+ if (len > GRUB_DISK_SECTOR_SIZE)
+ len = GRUB_DISK_SECTOR_SIZE;
+ if (first_sector == (grub_disk_addr_t)-1)
+ save_first_sector ((fie2->fm_extents[i].fe_physical
+ >> GRUB_DISK_SECTOR_BITS)
+ + j + container_start,
+ fie2->fm_extents[i].fe_physical
+ & (GRUB_DISK_SECTOR_SIZE - 1), len,
+ &first_sector);
+ else
+ save_blocklists ((fie2->fm_extents[i].fe_physical
+ >> GRUB_DISK_SECTOR_BITS)
+ + j + container_start,
+ fie2->fm_extents[i].fe_physical
+ & (GRUB_DISK_SECTOR_SIZE - 1), len, &bl);
+
+
+ }
+ }
+ if (first_sector == (grub_disk_addr_t)-1)
+ grub_util_error ("%s", _("can't retrieve blocklists"));
+ }
+ fclose (fp);
+ }
+#else
+ {
+ grub_file_t file;
+ /* Now read the core image to determine where the sectors are. */
+ grub_file_filter_disable_compression ();
+ file = grub_file_open (core_path_dev);
+ if (! file)
+ grub_util_error ("%s", grub_errmsg);
+
+ file->read_hook = save_first_sector;
+ file->read_hook_data = &first_sector;
+ if (grub_file_read (file, tmp_img, GRUB_DISK_SECTOR_SIZE)
+ != GRUB_DISK_SECTOR_SIZE)
+ grub_util_error ("%s", _("failed to read the first sector of the core image"));
+
+ bl.block = bl.first_block;
+ file->read_hook = save_blocklists;
+ file->read_hook_data = &bl;
+ 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 ("%s", _("failed to read the rest sectors of the core image"));
+ grub_file_close (file);
+ }
+#endif
+
+#ifdef GRUB_SETUP_SPARC64
+ {
+ char *boot_devpath;
+ boot_devpath = (char *) (boot_img
+ + GRUB_BOOT_AOUT_HEADER_SIZE
+ + GRUB_BOOT_MACHINE_BOOT_DEVPATH);
+ if (dest_dev->disk->id != root_dev->disk->id
+ || dest_dev->disk->dev->id != root_dev->disk->dev->id)
+ {
+ const char *dest_ofpath;
+ dest_ofpath
+ = grub_util_devname_to_ofpath (grub_util_biosdisk_get_osdev (root_dev->disk));
+ grub_util_info ("dest_ofpath is `%s'", dest_ofpath);
+ strncpy (boot_devpath, dest_ofpath,
+ GRUB_BOOT_MACHINE_BOOT_DEVPATH_END
+ - GRUB_BOOT_MACHINE_BOOT_DEVPATH - 1);
+ boot_devpath[GRUB_BOOT_MACHINE_BOOT_DEVPATH_END
+ - GRUB_BOOT_MACHINE_BOOT_DEVPATH - 1] = 0;
+ }
+ else
+ {
+ grub_util_info ("non cross-disk install");
+ memset (boot_devpath, 0, GRUB_BOOT_MACHINE_BOOT_DEVPATH_END
+ - GRUB_BOOT_MACHINE_BOOT_DEVPATH);
+ }
+ grub_util_info ("boot device path %s", boot_devpath);
+ }
+#endif
+
+ free (core_path_dev);
+ free (tmp_img);
+
+ write_rootdev (root_dev, boot_img, first_sector);
+
+ /* Write the first two sectors of the core image onto the disk. */
+ grub_util_info ("opening the core image `%s'", core_path);
+ fp = grub_util_fopen (core_path, "r+b");
+ if (! fp)
+ grub_util_error (_("cannot open `%s': %s"), core_path,
+ strerror (errno));
+
+ grub_util_write_image (core_img, GRUB_DISK_SECTOR_SIZE * 2, fp, core_path);
+ fflush (fp);
+ fsync (fileno (fp));
+ fclose (fp);
+ grub_util_biosdisk_flush (root_dev->disk);
+
+ grub_disk_cache_invalidate_all ();
+
+ {
+ char *buf, *ptr = core_img;
+ size_t len = core_size;
+ grub_uint64_t blk;
+ grub_partition_t container = core_dev->disk->partition;
+ grub_err_t err;
+
+ core_dev->disk->partition = 0;
+
+ buf = xmalloc (core_size);
+ blk = first_sector;
+ err = grub_disk_read (core_dev->disk, blk, 0, GRUB_DISK_SECTOR_SIZE, buf);
+ if (err)
+ grub_util_error (_("cannot read `%s': %s"), core_dev->disk->name,
+ grub_errmsg);
+ if (grub_memcmp (buf, ptr, GRUB_DISK_SECTOR_SIZE) != 0)
+ grub_util_error ("%s", _("blocklists are invalid"));
+
+ ptr += GRUB_DISK_SECTOR_SIZE;
+ len -= GRUB_DISK_SECTOR_SIZE;
+
+ bl.block = bl.first_block;
+ while (bl.block->len)
+ {
+ size_t cur = grub_target_to_host16 (bl.block->len) << GRUB_DISK_SECTOR_BITS;
+ blk = grub_target_to_host64 (bl.block->start);
+
+ if (cur > len)
+ cur = len;
+
+ err = grub_disk_read (core_dev->disk, blk, 0, cur, buf);
+ if (err)
+ grub_util_error (_("cannot read `%s': %s"), core_dev->disk->name,
+ grub_errmsg);
+
+ if (grub_memcmp (buf, ptr, cur) != 0)
+ grub_util_error ("%s", _("blocklists are invalid"));
+
+ ptr += cur;
+ len -= cur;
+ bl.block--;
+
+ if ((char *) bl.block <= core_img)
+ grub_util_error ("%s", _("no terminator in the core image"));
+ }
+ core_dev->disk->partition = container;
+ free (buf);
+ }
+
+#ifdef GRUB_SETUP_BIOS
+ finish:
+#endif
+
+ /* Write the boot image onto the disk. */
+ if (grub_disk_write (dest_dev->disk, BOOT_SECTOR,
+ 0, GRUB_DISK_SECTOR_SIZE, boot_img))
+ grub_util_error ("%s", grub_errmsg);
+
+ grub_util_biosdisk_flush (root_dev->disk);
+ grub_util_biosdisk_flush (dest_dev->disk);
+
+ free (core_path);
+ free (core_img);
+ free (boot_img);
+ grub_device_close (dest_dev);
+ grub_device_close (root_dev);
+}
+
--- /dev/null
+#define GRUB_SETUP_BIOS 1
+#include "setup.c"
--- /dev/null
+#define GRUB_SETUP_SPARC64 1
+#include "setup.c"
projects / thirdparty / grub.git / commitdiff
