diff options
Diffstat (limited to 'sys-boot/grub/files/ubuntu-upstream-1.98/975_hostdisk_hd.diff')
-rw-r--r-- | sys-boot/grub/files/ubuntu-upstream-1.98/975_hostdisk_hd.diff | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/sys-boot/grub/files/ubuntu-upstream-1.98/975_hostdisk_hd.diff b/sys-boot/grub/files/ubuntu-upstream-1.98/975_hostdisk_hd.diff new file mode 100644 index 00000000..7ea7f5f8 --- /dev/null +++ b/sys-boot/grub/files/ubuntu-upstream-1.98/975_hostdisk_hd.diff @@ -0,0 +1,114 @@ +Description: Adjust hostdisk id for hard disks + This allows grub-setup to use its standard workaround for broken BIOSes. +Author: Colin Watson <cjwatson@ubuntu.com> +Bug: http://savannah.gnu.org/bugs/?29464 +Bug-Ubuntu: https://bugs.launchpad.net/bugs/555500 +Forwarded: http://savannah.gnu.org/bugs/?29464 +Last-Update: 2010-04-08 + +diff -Nur -x '*.orig' -x '*~' grub2/util/hostdisk.c grub2.new/util/hostdisk.c +--- grub2/util/hostdisk.c 2010-04-08 17:09:02.000000000 +0100 ++++ grub2.new/util/hostdisk.c 2010-04-08 17:10:18.000000000 +0100 +@@ -186,6 +186,8 @@ + + disk->has_partitions = 1; + disk->id = drive; ++ if (strncmp (map[drive].drive, "hd", 2) == 0) ++ disk->id += 0x80; + disk->data = data = xmalloc (sizeof (struct grub_util_biosdisk_data)); + data->dev = NULL; + data->access_mode = 0; +@@ -491,9 +493,9 @@ + int is_partition = 0; + char dev[PATH_MAX]; + +- strcpy (dev, map[disk->id].device); ++ strcpy (dev, map[disk->id & 0x7f].device); + if (disk->partition && sector >= disk->partition->start +- && strncmp (map[disk->id].device, "/dev/", 5) == 0) ++ && strncmp (map[disk->id & 0x7f].device, "/dev/", 5) == 0) + is_partition = linux_find_partition (dev, disk->partition->start); + + if (data->dev && strcmp (data->dev, dev) == 0 && +@@ -548,7 +550,7 @@ + } + #endif + +- if (data->dev && strcmp (data->dev, map[disk->id].device) == 0 && ++ if (data->dev && strcmp (data->dev, map[disk->id & 0x7f].device) == 0 && + data->access_mode == (flags & O_ACCMODE)) + { + grub_dprintf ("hostdisk", "reusing open device `%s'\n", data->dev); +@@ -560,10 +562,10 @@ + if (data->fd != -1) + close (data->fd); + +- fd = open (map[disk->id].device, flags); ++ fd = open (map[disk->id & 0x7f].device, flags); + if (fd >= 0) + { +- data->dev = xstrdup (map[disk->id].device); ++ data->dev = xstrdup (map[disk->id & 0x7f].device); + data->access_mode = (flags & O_ACCMODE); + data->fd = fd; + } +@@ -581,12 +583,12 @@ + #if defined(__APPLE__) + /* If we can't have exclusive access, try shared access */ + if (fd < 0) +- fd = open(map[disk->id].device, flags | O_SHLOCK); ++ fd = open(map[disk->id & 0x7f].device, flags | O_SHLOCK); + #endif + + if (fd < 0) + { +- grub_error (GRUB_ERR_BAD_DEVICE, "cannot open `%s' in open_device()", map[disk->id].device); ++ grub_error (GRUB_ERR_BAD_DEVICE, "cannot open `%s' in open_device()", map[disk->id & 0x7f].device); + return -1; + } + #endif /* ! __linux__ */ +@@ -604,7 +606,7 @@ + offset = (loff_t) sector << GRUB_DISK_SECTOR_BITS; + if (_llseek (fd, offset >> 32, offset & 0xffffffff, &result, SEEK_SET)) + { +- grub_error (GRUB_ERR_BAD_DEVICE, "cannot seek `%s'", map[disk->id].device); ++ grub_error (GRUB_ERR_BAD_DEVICE, "cannot seek `%s'", map[disk->id & 0x7f].device); + close (fd); + return -1; + } +@@ -615,7 +617,7 @@ + + if (lseek (fd, offset, SEEK_SET) != offset) + { +- grub_error (GRUB_ERR_BAD_DEVICE, "cannot seek `%s'", map[disk->id].device); ++ grub_error (GRUB_ERR_BAD_DEVICE, "cannot seek `%s'", map[disk->id & 0x7f].device); + close (fd); + return -1; + } +@@ -713,7 +715,7 @@ + parts. -jochen */ + if (nread (fd, buf, GRUB_DISK_SECTOR_SIZE) != GRUB_DISK_SECTOR_SIZE) + { +- grub_error (GRUB_ERR_READ_ERROR, "cannot read `%s'", map[disk->id].device); ++ grub_error (GRUB_ERR_READ_ERROR, "cannot read `%s'", map[disk->id & 0x7f].device); + close (fd); + return grub_errno; + } +@@ -725,7 +727,7 @@ + + if (nread (fd, buf, size << GRUB_DISK_SECTOR_BITS) + != (ssize_t) (size << GRUB_DISK_SECTOR_BITS)) +- grub_error (GRUB_ERR_READ_ERROR, "cannot read from `%s'", map[disk->id].device); ++ grub_error (GRUB_ERR_READ_ERROR, "cannot read from `%s'", map[disk->id & 0x7f].device); + + return grub_errno; + } +@@ -759,7 +761,7 @@ + + if (nwrite (fd, buf, size << GRUB_DISK_SECTOR_BITS) + != (ssize_t) (size << GRUB_DISK_SECTOR_BITS)) +- grub_error (GRUB_ERR_WRITE_ERROR, "cannot write to `%s'", map[disk->id].device); ++ grub_error (GRUB_ERR_WRITE_ERROR, "cannot write to `%s'", map[disk->id & 0x7f].device); + + return grub_errno; + } |