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scsi_iu.h revision 1.1 
      1 /*
      2  * This file is in the public domain.
      3  * $FreeBSD: src/sys/cam/scsi/scsi_iu.h,v 1.2 2003/01/20 18:05:46 gibbs Exp $
      4  */
      5 #ifndef	_SCSI_SCSI_IU_H
      6 #define _SCSI_SCSI_IU_H 1
      7 
      8 struct 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 
     33 #define	SIU_TASKMGMT_NONE		0x00
     34 #define	SIU_TASKMGMT_ABORT_TASK		0x01
     35 #define	SIU_TASKMGMT_ABORT_TASK_SET	0x02
     36 #define	SIU_TASKMGMT_CLEAR_TASK_SET	0x04
     37 #define	SIU_TASKMGMT_LUN_RESET		0x08
     38 #define	SIU_TASKMGMT_TARGET_RESET	0x20
     39 #define	SIU_TASKMGMT_CLEAR_ACA		0x40
     40 #endif /*_SCSI_SCSI_IU_H*/
     41