tag	line	file	source code
ch3	2131	drivers/sound/dmasound.c	u_char *start, *ch0, *ch1, *ch2, *ch3;
ch3	2162	drivers/sound/dmasound.c	ch3 = ch0+sq.block_size_quarter;
ch3	2166	drivers/sound/dmasound.c	custom.aud[3].audlc = (u_short *)ZTWO_PADDR(ch3);