xref: /netbsd/sys/dev/scsipi/scsi_iu.h (revision 95e1ffb1)
1 /*	$NetBSD: scsi_iu.h,v 1.5 2005/12/11 12:23:50 christos 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 
10 struct 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