#ident	"@(#)sense.h 1.1 92/07/30 SMI"/* * Copyright (c) 1988, 1989, 1990 by Sun Microsystems, Inc. */#ifndef	_scsi_generic_sense_h#define	_scsi_generic_sense_h/* * (Old) standard (Non-Extended) SCSI Sense. * * For Error Classe 0-6. This is all * Vendor Unique sense information. */struct scsi_sense {	u_char	ns_valid	: 1,	/* Logical Block Address is valid */		ns_class	: 3,	/* Error class */		ns_code		: 4;	/* Vendor Uniqe error code */	u_char	ns_vu		: 3,	/* Vendor Unique value */		ns_lba_hi	: 5;	/* High Logical Block Address */	u_char	ns_lba_mid;		/* Middle Logical Block Address */	u_char	ns_lba_lo;		/* Low part of Logical Block Address */};/* * SCSI Extended Sense structure * * For Error Class 7, the Extended Sense Structure is applicable. * * Since we are moving to SCSI-2 Compliance, the following structure * will be the one typically used. */#define CLASS_EXTENDED_SENSE 0x7     /* indicates extended sense */struct scsi_extended_sense {	u_char	es_valid	: 1,	/* sense data is valid */		es_class	: 3,	/* Error Class- fixed at 0x7 */				: 3,	/* reserved (SCSI-2) */		es_deferred	: 1;	/* this is a deferred error (SCSI-2) */	u_char	es_segnum;		/* segment number: for COPY cmd only */	u_char	es_filmk	: 1,	/* File Mark Detected */		es_eom		: 1,	/* End of Media */		es_ili		: 1,	/* Incorrect Length Indicator */				: 1,	/* reserved */		es_key		: 4;	/* Sense key (see below) */	u_char	es_info_1;		/* information byte 1 */	u_char	es_info_2;		/* information byte 2 */	u_char	es_info_3;		/* information byte 3 */	u_char	es_info_4;		/* information byte 4 */	u_char	es_add_len;		/* number of additional bytes */	u_char	es_cmd_info[4];		/* command specific information */	u_char	es_code;		/* Additional Sense Code */	u_char	es_qual_code;		/* Additional Sense Code Qualifier */	u_char	es_fru_code;		/* Field Replaceable Unit Code */	u_char	es_skey_specific[3];	/* Sense Key Specific information */	/*	 * Additional bytes may be defined in each implementation.	 * The actual amount of space allocated for Sense Information	 * is also implementation dependent.	 *	 * Modulo that, the declaration of an array two bytes in size	 * nicely rounds this entire structure to a size of 20 bytes.	 */	u_char	es_add_info[2];		/* additional information */};/* * Define a macro to test the msb of the Sense Key * Specific data, which functions a VALID bit. */#define	SKS_VALID(sep)	((sep)->es_skey_specific[0] & 0x80)/*  * Sense Key values for Extended Sense. */#define KEY_NO_SENSE		0x00#define KEY_RECOVERABLE_ERROR	0x01#define KEY_NOT_READY		0x02#define KEY_MEDIUM_ERROR	0x03#define KEY_HARDWARE_ERROR	0x04#define KEY_ILLEGAL_REQUEST	0x05#define KEY_UNIT_ATTENTION	0x06#define KEY_WRITE_PROTECT	0x07#define KEY_BLANK_CHECK		0x08#define KEY_VENDOR_UNIQUE	0x09#define KEY_COPY_ABORTED	0x0A#define KEY_ABORTED_COMMAND	0x0B	/* often a parity error */#define KEY_EQUAL		0x0C#define KEY_VOLUME_OVERFLOW	0x0D#define KEY_MISCOMPARE		0x0E#define KEY_RESERVED		0x0F/* * Each implementation will have specific mappings to what * Sense Information means */#include <scsi/impl/sense.h>#endif	/* !_scsi_generic_sense_h */