Avoid calling biosdisk in drivemap * commands/i386/pc/drivemap.c (parse_biosdisk): remove (revparse_biosdisk): likewise (list_mappings): derive name from id directly (grub_cmd_drivemap): use tryparse_diskstring
* commands/i386/pc/drivemap.c (MODNAME): Remove. Update all users.
* commands/i386/pc/drivemap.c: New file - implement drivemap command. * commands/i386/pc/drivemap_int13h.S: New file - int13 handler. * conf/i386-pc.rmk: Add drivemap.c and drivemap_int13h.S.