hp_int_mask
WR_HARPOON(ioport + hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT));
WR_HARPOON(port + hp_int_mask, (RD_HARPOON(port + hp_int_mask) | 0x00));
WR_HARPOON(port + hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT));
WR_HARPOON(p_port + hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT));