1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0 3 * 4 * This file is provided under a dual BSD/GPLv2 license. When using or 5 * redistributing this file, you may do so under either license. 6 * 7 * GPL LICENSE SUMMARY 8 * 9 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. 10 * 11 * This program is free software; you can redistribute it and/or modify 12 * it under the terms of version 2 of the GNU General Public License as 13 * published by the Free Software Foundation. 14 * 15 * This program is distributed in the hope that it will be useful, but 16 * WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 18 * General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. 23 * The full GNU General Public License is included in this distribution 24 * in the file called LICENSE.GPL. 25 * 26 * BSD LICENSE 27 * 28 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. 29 * All rights reserved. 30 * 31 * Redistribution and use in source and binary forms, with or without 32 * modification, are permitted provided that the following conditions 33 * are met: 34 * 35 * * Redistributions of source code must retain the above copyright 36 * notice, this list of conditions and the following disclaimer. 37 * * Redistributions in binary form must reproduce the above copyright 38 * notice, this list of conditions and the following disclaimer in 39 * the documentation and/or other materials provided with the 40 * distribution. 41 * 42 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 43 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 44 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 45 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 46 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 47 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 48 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 49 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 50 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 51 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 52 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 53 */ 54 55 #include <sys/cdefs.h> 56 __FBSDID("$FreeBSD$"); 57 58 /** 59 * @file 60 * @brief This file contains the method implementations for translating 61 * the SCSI VERIFY (10, 12, 16-byte) commands. 62 */ 63 64 #if !defined(DISABLE_SATI_VERIFY) 65 66 #include <dev/isci/scil/sati_verify.h> 67 #include <dev/isci/scil/sati_callbacks.h> 68 #include <dev/isci/scil/sati_util.h> 69 #include <dev/isci/scil/sati_move.h> 70 71 #include <dev/isci/scil/intel_ata.h> 72 #include <dev/isci/scil/intel_scsi.h> 73 #include <dev/isci/scil/intel_sat.h> 74 75 //****************************************************************************** 76 //* P R I V A T E M E T H O D S 77 //****************************************************************************** 78 79 /** 80 * @brief This method performs the SCSI VERIFY command translation 81 * functionality common to all VERIFY command sizes. 82 * This includes: 83 * - setting the command register 84 * - setting the device head register 85 * - filling in fields in the SATI_TRANSLATOR_SEQUENCE object. 86 * For more information on the parameters passed to this method, 87 * please reference sati_translate_command(). 88 * 89 * @return Indicate if the method was successfully completed. 90 * @retval SATI_SUCCESS This is returned in all other cases. 91 */ 92 static 93 SATI_STATUS sati_verify_translate_command( 94 SATI_TRANSLATOR_SEQUENCE_T * sequence, 95 void * scsi_io, 96 void * ata_io 97 ) 98 { 99 U8 * cdb = sati_cb_get_cdb_address(scsi_io); 100 U8 * register_fis = sati_cb_get_h2d_register_fis_address(ata_io); 101 102 /** 103 * The translator doesn't support performing the byte check operation. 104 * As a result, error the request if the BYTCHK bit is set. 105 */ 106 if ((sati_get_cdb_byte(cdb, 1) & SCSI_VERIFY_BYTCHK_ENABLED)) 107 { 108 sati_scsi_sense_data_construct( 109 sequence, 110 scsi_io, 111 SCSI_STATUS_CHECK_CONDITION, 112 SCSI_SENSE_ILLEGAL_REQUEST, 113 SCSI_ASC_INVALID_FIELD_IN_CDB, 114 SCSI_ASCQ_INVALID_FIELD_IN_CDB 115 ); 116 return SATI_FAILURE_CHECK_RESPONSE_DATA; 117 } 118 119 sequence->protocol = SAT_PROTOCOL_NON_DATA; 120 sequence->data_direction = SATI_DATA_DIRECTION_NONE; 121 122 sati_set_ata_device_head(register_fis, ATA_DEV_HEAD_REG_LBA_MODE_ENABLE); 123 124 // Ensure the device supports the 48 bit feature set. 125 if (sequence->device->capabilities & SATI_DEVICE_CAP_48BIT_ENABLE) 126 sati_set_ata_command(register_fis, ATA_READ_VERIFY_SECTORS_EXT); 127 else 128 sati_set_ata_command(register_fis, ATA_READ_VERIFY_SECTORS); 129 130 return SATI_SUCCESS; 131 } 132 133 //****************************************************************************** 134 //* P U B L I C M E T H O D S 135 //****************************************************************************** 136 137 /** 138 * @brief This method performs all of the translation required for a 139 * SCSI VERIFY 10 byte CDB. 140 * This includes: 141 * - logical block address translation 142 * - transfer length (sector count) translation 143 * - translation items common to all VERIFY CDB sizes. 144 * For more information on the parameters passed to this method, 145 * please reference sati_translate_command(). 146 * 147 * @return Indicate if the command translation was successful. 148 * For more information on return values please reference 149 * sati_move_set_sector_count(), sati_verify_translate_command() 150 */ 151 SATI_STATUS sati_verify_10_translate_command( 152 SATI_TRANSLATOR_SEQUENCE_T * sequence, 153 void * scsi_io, 154 void * ata_io 155 ) 156 { 157 SATI_STATUS status; 158 U8 * cdb = sati_cb_get_cdb_address(scsi_io); 159 U32 sector_count = (sati_get_cdb_byte(cdb, 7) << 8) | 160 (sati_get_cdb_byte(cdb, 8)); 161 162 if(sati_device_state_stopped(sequence, scsi_io)) 163 { 164 return SATI_FAILURE_CHECK_RESPONSE_DATA; 165 } 166 else 167 { 168 sequence->type = SATI_SEQUENCE_VERIFY_10; 169 170 // Fill in the Logical Block Address fields and sector count registers. 171 sati_move_translate_32_bit_lba(sequence, scsi_io, ata_io); 172 status = sati_move_set_sector_count(sequence,scsi_io,ata_io,sector_count,0); 173 if (status != SATI_SUCCESS) 174 return status; 175 176 return sati_verify_translate_command(sequence, scsi_io, ata_io); 177 } 178 } 179 180 /** 181 * @brief This method performs all of the translation required for a 182 * SCSI VERIFY 12 byte CDB. 183 * This includes: 184 * - logical block address translation 185 * - transfer length (sector count) translation 186 * - translation items common to all VERIFY CDB sizes. 187 * For more information on the parameters passed to this method, 188 * please reference sati_translate_command(). 189 * 190 * @return Indicate if the command translation was successful. 191 * For more information on return values please reference 192 * sati_move_set_sector_count(), sati_verify_translate_command() 193 */ 194 SATI_STATUS sati_verify_12_translate_command( 195 SATI_TRANSLATOR_SEQUENCE_T * sequence, 196 void * scsi_io, 197 void * ata_io 198 ) 199 { 200 SATI_STATUS status; 201 U8 * cdb = sati_cb_get_cdb_address(scsi_io); 202 U32 sector_count = (sati_get_cdb_byte(cdb, 6) << 24) | 203 (sati_get_cdb_byte(cdb, 7) << 16) | 204 (sati_get_cdb_byte(cdb, 8) << 8) | 205 (sati_get_cdb_byte(cdb, 9)); 206 207 if(sati_device_state_stopped(sequence, scsi_io)) 208 { 209 return SATI_FAILURE_CHECK_RESPONSE_DATA; 210 } 211 else 212 { 213 sequence->type = SATI_SEQUENCE_VERIFY_12; 214 215 // Fill in the Logical Block Address fields and sector count registers. 216 sati_move_translate_32_bit_lba(sequence, scsi_io, ata_io); 217 status = sati_move_set_sector_count(sequence,scsi_io,ata_io,sector_count,0); 218 if (status != SATI_SUCCESS) 219 return status; 220 221 return sati_verify_translate_command(sequence, scsi_io, ata_io); 222 } 223 } 224 225 /** 226 * @brief This method performs all of the translation required for a 227 * SCSI VERIFY 16 byte CDB. 228 * This includes: 229 * - logical block address translation 230 * - transfer length (sector count) translation 231 * - translation items common to all VERIFY CDB sizes. 232 * For more information on the parameters passed to this method, 233 * please reference sati_translate_command(). 234 * 235 * @return Indicate if the command translation was successful. 236 * For more information on return values please reference 237 * sati_move_set_sector_count(), sati_verify_translate_command() 238 */ 239 SATI_STATUS sati_verify_16_translate_command( 240 SATI_TRANSLATOR_SEQUENCE_T * sequence, 241 void * scsi_io, 242 void * ata_io 243 ) 244 { 245 SATI_STATUS status; 246 U8 * cdb = sati_cb_get_cdb_address(scsi_io); 247 U32 sector_count = (sati_get_cdb_byte(cdb, 10) << 24) | 248 (sati_get_cdb_byte(cdb, 11) << 16) | 249 (sati_get_cdb_byte(cdb, 12) << 8) | 250 (sati_get_cdb_byte(cdb, 13)); 251 252 if(sati_device_state_stopped(sequence, scsi_io)) 253 { 254 return SATI_FAILURE_CHECK_RESPONSE_DATA; 255 } 256 else 257 { 258 sequence->type = SATI_SEQUENCE_VERIFY_16; 259 260 // Fill in the Logical Block Address field. 261 status = sati_move_translate_64_bit_lba(sequence, scsi_io, ata_io); 262 if (status != SATI_SUCCESS) 263 return status; 264 265 // Fill in the Sector Count fields. 266 status = sati_move_set_sector_count(sequence,scsi_io,ata_io,sector_count,0); 267 if (status != SATI_SUCCESS) 268 return status; 269 270 return sati_verify_translate_command(sequence, scsi_io, ata_io); 271 } 272 } 273 274 #endif // !defined(DISABLE_SATI_VERIFY) 275 276