scsi_iu.h revision 97881
1/* 2 * This file is in the public domain. 3 * $FreeBSD: head/sys/cam/scsi/scsi_iu.h 97881 2002-06-05 19:05:01Z gibbs $ 4 */ 5#ifndef _SCSI_SCSI_IU_H 6#define _SCSI_SCSI_IU_H 1 7 8struct scsi_status_iu_header 9{ 10 u_int8_t reserved[2]; 11 u_int8_t flags; 12#define SIU_SNSVALID 0x2 13#define SIU_RSPVALID 0x1 14 u_int8_t status; 15 u_int8_t sense_length[4]; 16 u_int8_t pkt_failures_length[4]; 17 u_int8_t pkt_failures[1]; 18}; 19 20#define SIU_PKTFAIL_OFFSET(siu) 12 21#define SIU_PKTFAIL_CODE(siu) (scsi_4btoul((siu)->pkt_failures) & 0xFF) 22#define SIU_PFC_NONE 0 23#define SIU_PFC_CIU_FIELDS_INVALID 2 24#define SIU_PFC_TMF_NOT_SUPPORTED 4 25#define SIU_PFC_TMF_FAILED 5 26#define SIU_PFC_INVALID_TYPE_CODE 6 27#define SIU_PFC_ILLEGAL_REQUEST 7 28#define SIU_SENSE_OFFSET(siu) \ 29 (12 + (((siu)->flags & SIU_RSPVALID) \ 30 ? scsi_4btoul((siu)->pkt_failures_length) \ 31 : 0)) 32#endif /*_SCSI_SCSI_IU_H*/ 33