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) 1991,1997-1998 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 #ifndef _SYS_HDIO_H 28 #define _SYS_HDIO_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 /* 37 * Used for generic commands 38 */ 39 struct hdk_cmd { 40 ushort_t hdkc_cmd; /* command to be executed */ 41 int hdkc_flags; /* execution flags */ 42 daddr_t hdkc_blkno; /* disk address for command */ 43 int hdkc_secnt; /* sector count for command */ 44 caddr_t hdkc_bufaddr; /* user's buffer address */ 45 uint_t hdkc_buflen; /* size of user's buffer */ 46 }; 47 48 /* 49 * Used for drive info 50 */ 51 struct hdk_type { 52 ushort_t hdkt_hsect; /* hard sector count (read only) */ 53 ushort_t hdkt_promrev; /* prom revision (read only) */ 54 uchar_t hdkt_drtype; /* drive type (ctlr specific) */ 55 uchar_t hdkt_drstat; /* drive status (ctlr specific, ro) */ 56 }; 57 58 /* 59 * Used for bad sector map 60 */ 61 struct hdk_badmap { 62 caddr_t hdkb_bufaddr; /* address of user's map buffer */ 63 }; 64 65 /* 66 * Execution flags. 67 */ 68 #define HDK_SILENT 0x01 /* no error messages */ 69 #define HDK_DIAGNOSE 0x02 /* fail if any error occurs */ 70 #define HDK_ISOLATE 0x04 /* isolate from normal commands */ 71 #define HDK_READ 0x08 /* read from device */ 72 #define HDK_WRITE 0x10 /* write to device */ 73 #define HDK_KBUF 0x20 /* write to device */ 74 75 /* 76 * Used for disk diagnostics 77 */ 78 struct hdk_diag { 79 ushort_t hdkd_errcmd; /* most recent command in error */ 80 daddr_t hdkd_errsect; /* most recent sector in error */ 81 uchar_t hdkd_errno; /* most recent error number */ 82 uchar_t hdkd_severe; /* severity of most recent error */ 83 }; 84 85 /* 86 * Used for getting disk error log. 87 */ 88 struct hdk_loghdr { 89 long hdkl_entries; /* number of dk_log entries */ 90 long hdkl_max_size; /* max. size of dk_log table */ 91 caddr_t hdkl_logbfr; /* pointer to dk_log table */ 92 }; 93 94 /* 95 * Disk error log table entry. 96 */ 97 struct hdk_log { 98 daddr_t hdkl_block; /* location of block in error */ 99 ulong_t hdkl_count; /* number of failures */ 100 short hdkl_type; /* type of error (e.g. soft error) */ 101 short hdkl_err1; /* primary error code (e.g sense key) */ 102 short hdkl_err2; /* secondary error code */ 103 }; 104 105 /* 106 * Dk_log type flags. 107 * 108 * FIXME: Really should specify dkd_errno error codes. 109 * For some reason they're specified in the drivers 110 * instead of here?? Should also use those here for 111 * dk_log.type too. 112 */ 113 #define HDKL_SOFT 0x01 /* recoverable erro */ 114 #define HDKL_HARD 0x02 /* unrecoverable error */ 115 116 /* 117 * Severity values 118 */ 119 #define HDK_NOERROR 0 120 #define HDK_CORRECTED 1 121 #define HDK_RECOVERED 2 122 #define HDK_FATAL 3 123 124 /* 125 * Error types 126 */ 127 #define HDK_NONMEDIA 0 /* not caused by a media defect */ 128 #define HDK_ISMEDIA 1 /* caused by a media defect */ 129 130 131 #define HDIOC (0x04 << 8) 132 #define HDKIOCSTYPE (HDIOC|101) /* Set drive info */ 133 #define HDKIOCGTYPE (HDIOC|102) /* Get drive info */ 134 #define HDKIOCSBAD (HDIOC|103) /* Set bad sector map */ 135 #define HDKIOCGBAD (HDIOC|104) /* Get bad sector map */ 136 #define HDKIOCSCMD (HDIOC|105) /* Set generic cmd */ 137 #define HDKIOCGDIAG (HDIOC|106) /* Get diagnostics */ 138 139 #ifdef __cplusplus 140 } 141 #endif 142 143 #endif /* _SYS_HDIO_H */ 144