SBP_SET_DRQ       215 dev/isa/sb.c   		    sbdsp_mix_read(sc, SBP_SET_DRQ)));
SBP_SET_DRQ       220 dev/isa/sb.c   		sbdsp_mix_write(sc, SBP_SET_DRQ, w);
SBP_SET_DRQ       221 dev/isa/sb.c   		r = sbdsp_mix_read(sc, SBP_SET_DRQ) & 0xeb;
SBP_SET_DRQ       228 dev/isa/sb.c   		    sbdsp_mix_read(sc, SBP_SET_DRQ)));