tag	line	file	source code
CMD0_SEEK	1464	drivers/cdrom/sbpcd.c	drvcmd[0]=CMD0_SEEK;
CMD0_SEEK	631	include/linux/sbpcd.h	#define CMD1_SEEK  CMD0_SEEK
CMD0_SEEK	634	include/linux/sbpcd.h	#define CMDL_SEEK  CMD0_SEEK