1/*-
2 * This file is in the public domain.
3 * $FreeBSD$
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
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