GUSMASK_SAMPLE_IRQ 2303 dev/isa/gus.c  	dmac = GUSMASK_SAMPLE_IRQ|GUSMASK_SAMPLE_START;
GUSMASK_SAMPLE_IRQ 2431 dev/isa/gus.c  	     bus_space_read_1(iot, ioh2, GUS_DATA_HIGH) & ~(GUSMASK_SAMPLE_START|GUSMASK_SAMPLE_IRQ));