taglinefilesource code
orig_video_mode25arch/i386/boot/compressed/misc.cunsigned char  orig_video_mode;
orig_video_mode317arch/i386/boot/compressed/misc.cif (SCREEN_INFO.orig_video_mode == 7)
orig_video_mode41include/linux/tty.hunsigned char  orig_video_mode;
orig_video_mode54include/linux/tty.h#define ORIG_VIDEO_MODE    (screen_info.orig_video_mode)