1/*	$NetBSD: scsi_iu.h,v 1.2.2.1 2005/02/04 11:47:23 skrll Exp $	*/
2
3/*
4 * This file is in the public domain.
5 * $FreeBSD: src/sys/cam/scsi/scsi_iu.h,v 1.2 2003/01/20 18:05:46 gibbs Exp $
6 */
7#ifndef	_SCSI_SCSI_IU_H
8#define _SCSI_SCSI_IU_H 1
9
10struct scsi_status_iu_header
11{
12	u_int8_t reserved[2];
13	u_int8_t flags;
14#define	SIU_SNSVALID 0x2
15#define	SIU_RSPVALID 0x1
16	u_int8_t status;
17	u_int8_t sense_length[4];
18	u_int8_t pkt_failures_length[4];
19	u_int8_t pkt_failures[1];
20};
21
22#define SIU_PKTFAIL_OFFSET(siu) 12
23#define SIU_PKTFAIL_CODE(siu) (scsi_4btoul((siu)->pkt_failures) & 0xFF)
24#define		SIU_PFC_NONE			0
25#define		SIU_PFC_CIU_FIELDS_INVALID	2
26#define		SIU_PFC_TMF_NOT_SUPPORTED	4
27#define		SIU_PFC_TMF_FAILED		5
28#define		SIU_PFC_INVALID_TYPE_CODE	6
29#define		SIU_PFC_ILLEGAL_REQUEST		7
30#define SIU_SENSE_OFFSET(siu)				\
31    (12 + (((siu)->flags & SIU_RSPVALID)		\
32	? scsi_4btoul((siu)->pkt_failures_length)	\
33	: 0))
34
35#define	SIU_TASKMGMT_NONE		0x00
36#define	SIU_TASKMGMT_ABORT_TASK		0x01
37#define	SIU_TASKMGMT_ABORT_TASK_SET	0x02
38#define	SIU_TASKMGMT_CLEAR_TASK_SET	0x04
39#define	SIU_TASKMGMT_LUN_RESET		0x08
40#define	SIU_TASKMGMT_TARGET_RESET	0x20
41#define	SIU_TASKMGMT_CLEAR_ACA		0x40
42#endif /*_SCSI_SCSI_IU_H*/
43