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