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Support explicit user claim that a device is BIOS-visible.

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* grub-core/kern/emu/getroot.c (grub_util_get_dev_abstraction):
	Return GRUB_DEV_ABSTRACTION_NONE if device is in device.map.
	* grub-core/kern/emu/hostdisk.c
	(convert_system_partition_to_system_disk): Support mdX.
	(find_system_device): New parameter add. All users updated.
	(grub_util_biosdisk_is_present): New function.
	* include/grub/emu/hostdisk.h (grub_util_biosdisk_is_present): New
	proto.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-09-13 13:09:58 +02:00
parent 53f0eb1f64
commit cf9827de73
4 changed files with 44 additions and 2 deletions
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4
grub-core/kern/emu/getroot.c
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@ -572,6 +572,10 @@ int
grub_util_get_dev_abstraction (const char *os_dev __attribute__((unused)))
{
#ifdef __linux__
/* User explicitly claims that this drive is visible by BIOS. */
if (grub_util_biosdisk_is_present (os_dev))
return GRUB_DEV_ABSTRACTION_NONE;
/* Check for LVM. */
if (!strncmp (os_dev, "/dev/mapper/", 12)
&& ! grub_util_is_dmraid (os_dev)