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Merge mainline into intwrap

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-02-06 23:49:41 +01:00
commit cc306106b9
256 changed files with 14290 additions and 1534 deletions
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17
disk/i386/pc/biosdisk.c
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@ -110,7 +110,8 @@ grub_biosdisk_call_hook (int (*hook) (const char *name), int drive)
{
char name[10];
grub_sprintf (name, (drive & 0x80) ? "hd%d" : "fd%d", drive & (~0x80));
grub_snprintf (name, sizeof (name),
(drive & 0x80) ? "hd%d" : "fd%d", drive & (~0x80));
return hook (name);
}
@ -360,8 +361,17 @@ grub_biosdisk_read (grub_disk_t disk, grub_disk_addr_t sector,
while (size)
{
grub_size_t len;
grub_size_t cdoff = 0;
len = get_safe_sectors (sector, data->sectors);
if (data->flags & GRUB_BIOSDISK_FLAG_CDROM)
{
cdoff = (sector & 3) << GRUB_DISK_SECTOR_BITS;
len = ALIGN_UP (sector + len, 4) - (sector & ~3);
sector &= ~3;
}
if (len > size)
len = size;
@ -369,7 +379,7 @@ grub_biosdisk_read (grub_disk_t disk, grub_disk_addr_t sector,
GRUB_MEMORY_MACHINE_SCRATCH_SEG))
return grub_errno;
grub_memcpy (buf, (void *) GRUB_MEMORY_MACHINE_SCRATCH_ADDR,
grub_memcpy (buf, (void *) (GRUB_MEMORY_MACHINE_SCRATCH_ADDR + cdoff),
len << GRUB_DISK_SECTOR_BITS);
buf += len << GRUB_DISK_SECTOR_BITS;
sector += len;
@ -385,6 +395,9 @@ grub_biosdisk_write (grub_disk_t disk, grub_disk_addr_t sector,
{
struct grub_biosdisk_data *data = disk->data;
if (data->flags & GRUB_BIOSDISK_FLAG_CDROM)
return grub_error (GRUB_ERR_IO, "can't write to CDROM");
while (size)
{
grub_size_t len;