tag	line	file	source code
CNTRL_ENA_2ND	379	drivers/block/cmd640.c	b |= CNTRL_ENA_2ND;
CNTRL_ENA_2ND	381	drivers/block/cmd640.c	b &= ~CNTRL_ENA_2ND;
CNTRL_ENA_2ND	451	drivers/block/cmd640.c	b &= ~CNTRL_ENA_2ND;