168 struct ahb_ecb {  struct
169 	uint8_t  opcode;
172 	uint8_t  options:3;
174 	uint16_t opt1;
181 	uint16_t opt2;
208 	struct ahb_ecb_status ecb_status;  argument
211 	TAILQ_ENTRY(ahb_ecb) chain;  argument
212 	struct ahb_ecb *nexthash;  argument
213 	uint32_t ecb_dma_addr;
214 	struct scsipi_xfer *xs;	/* the scsipi_xfer for this cmd */
215 	int flags;
220 	int timeout;
226 	bus_dmamap_t	dmamap_xfer;