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Reimport nestpart

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-02-06 18:43:37 +01:00
parent bf7fcba2d7
commit 15cb7d433f
26 changed files with 561 additions and 720 deletions
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41
util/hostdisk.c
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@ -334,10 +334,13 @@ open_device (const grub_disk_t disk, grub_disk_addr_t sector, int flags)
{
int is_partition = 0;
char dev[PATH_MAX];
grub_disk_addr_t part_start = 0;
part_start = grub_partition_get_start (disk->partition);
strcpy (dev, map[disk->id].device);
if (disk->partition && strncmp (map[disk->id].device, "/dev/", 5) == 0)
is_partition = linux_find_partition (dev, disk->partition->start);
is_partition = linux_find_partition (dev, part_start);
/* Open the partition. */
grub_dprintf ("hostdisk", "opening the device `%s' in open_device()\n", dev);
@ -353,7 +356,7 @@ open_device (const grub_disk_t disk, grub_disk_addr_t sector, int flags)
ioctl (fd, BLKFLSBUF, 0);
if (is_partition)
sector -= disk->partition->start;
sector -= part_start;
}
#else /* ! __linux__ */
#if defined (__FreeBSD__) || defined(__FreeBSD_kernel__)
@ -952,39 +955,25 @@ grub_util_biosdisk_get_grub_dev (const char *os_dev)
int find_partition (grub_disk_t disk __attribute__ ((unused)),
const grub_partition_t partition)
{
struct grub_msdos_partition *pcdata = NULL;
grub_disk_addr_t part_start = 0;
grub_util_info ("Partition %d starts from %lu",
partition->number, partition->start);
if (strcmp (partition->partmap->name, "part_msdos") == 0)
pcdata = partition->data;
part_start = grub_partition_get_start (partition);
if (pcdata)
if (hdg.start == part_start)
{
if (pcdata->bsd_part < 0)
grub_util_info ("DOS partition %d starts from %lu",
pcdata->dos_part, partition->start);
else
grub_util_info ("BSD partition %d,%c starts from %lu",
pcdata->dos_part, pcdata->bsd_part + 'a',
partition->start);
}
else
{
grub_util_info ("Partition %d starts from %lu",
partition->index, partition->start);
}
if (hdg.start == partition->start)
{
if (pcdata)
if (partition->parent)
{
dos_part = pcdata->dos_part;
bsd_part = pcdata->bsd_part;
dos_part = partition->parent->number;
bsd_part = partition->number;
}
else
{
dos_part = partition->index;
dos_part = partition->number;
bsd_part = -1;
}
return 1;
}