1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 1996, by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 #ifndef _SYS_SCSI_IMPL_SENSE_H 28 #define _SYS_SCSI_IMPL_SENSE_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 /* 37 * Implementation Variant defines 38 * for SCSI Sense Information 39 */ 40 41 /* 42 * These are 'pseudo' sense keys for common Sun implementation driver 43 * detected errors. Note that they start out as being higher than the 44 * legal key numbers for standard SCSI. 45 */ 46 47 #define SUN_KEY_FATAL 0x10 /* driver, scsi handshake failure */ 48 #define SUN_KEY_TIMEOUT 0x11 /* driver, command timeout */ 49 #define SUN_KEY_EOF 0x12 /* driver, eof hit */ 50 #define SUN_KEY_EOT 0x13 /* driver, eot hit */ 51 #define SUN_KEY_LENGTH 0x14 /* driver, length error */ 52 #define SUN_KEY_BOT 0x15 /* driver, bot hit */ 53 #define SUN_KEY_WRONGMEDIA 0x16 /* driver, wrong tape media */ 54 55 #define NUM_IMPL_SENSE_KEYS 7 /* seven extra keys */ 56 57 /* 58 * Common sense length allocation sufficient for this implementation. 59 */ 60 61 #define SENSE_LENGTH \ 62 (roundup(sizeof (struct scsi_extended_sense), sizeof (int))) 63 64 /* 65 * Minimum useful Sense Length value 66 */ 67 68 #define SUN_MIN_SENSE_LENGTH 4 69 70 /* 71 * Specific variants to the Extended Sense structure. 72 * 73 * Defines for: 74 * Emulex MD21 SCSI/ESDI Controller 75 * Emulex MT02 SCSI/QIC-36 Controller. 76 * 77 * 1) The Emulex controllers put error class and error code into the byte 78 * right after the 'additional sense length' field in Extended Sense. 79 * 80 * 2) Except that some people state that this isn't so for the MD21- only 81 * the MT02. 82 */ 83 84 #define emulex_ercl_ercd es_cmd_info[0] 85 86 /* 87 * 2) These are valid on Extended Sense for the MD21, FORMAT command only: 88 */ 89 90 #define emulex_cyl_msb es_info_1 91 #define emulex_cyl_lsb es_info_2 92 #define emulex_head_num es_info_3 93 #define emulex_sect_num es_info_4 94 95 #ifdef __cplusplus 96 } 97 #endif 98 99 #endif /* _SYS_SCSI_IMPL_SENSE_H */ 100