* util/getroot.c (grub_guess_root_device): Remove RAID and LVM
code, first search for device in /dev/mapper, then in /dev.
(grub_util_get_grub_dev): New function.
* include/grub/util/getroot.h (grub_util_get_grub_dev): Add
prototype.
* util/grub-probe.c (probe): Remove check for RAID, call
grub_util_get_grub_dev() instead of
grub_util_biosdisk_get_grub_dev().
* util/grub-emu.c (main): Call grub_util_get_grub_dev() instead of
grub_util_biosdisk_get_grub_dev().
* util/i386/pc/grub-setup.c (main): Likewise.
* include/grub/i386/pc/util/biosdisk.h: Moved to ...
* include/grub/util/biosdisk.h: ... here.
* util/i386/pc/biosdisk.c: Moved to ...
* util/biosdisk.c: ... here.
* util/i386/pc/getroot.c: Moved to ...
* util/getroot.c: ... here.
* util/i386/pc/grub-mkdevicemap.c: Moved to ...
* util/grub-mkdevicemap.c: ... here.
* util/i386/pc/grub-probe.c: Moved to ...
* util/grub-probe.c: ... here.