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 required to 61 * translate the SCSI mode select (6 and 10-byte) commands with 5 62 * supported mode parameter pages (0x01, 0x02, 0x08, 0x0A, 0x1C). 63 */ 64 65 #if !defined(DISABLE_SATI_MODE_SELECT) 66 67 #include <dev/isci/scil/sati_mode_select.h> 68 #include <dev/isci/scil/sati_mode_pages.h> 69 #include <dev/isci/scil/sati_callbacks.h> 70 #include <dev/isci/scil/sci_object.h> 71 #include <dev/isci/scil/sati_translator_sequence.h> 72 #include <dev/isci/scil/sati_util.h> 73 74 //****************************************************************************** 75 //* P R I V A T E M E T H O D S 76 //****************************************************************************** 77 78 /** 79 * @brief This method will get medium type parameter field per CDB size. 80 * 81 * @param[in] scsi_io This parameter specifies the user's SCSI IO object 82 * for which to calculate the mode page header. 83 * @param[in] cdb_size This parameter specifies the number of bytes 84 * associated with the CDB for which to calculate the header. 85 * 86 * @return This method returns the medium type for the mode page header. 87 */ 88 static 89 U8 sati_mode_select_get_medium_type( 90 U8 * mode_parameters, 91 U32 cdb_size 92 ) 93 { 94 U8 medium_type =0xFF; 95 SCSI_MODE_SELECT_MODE_PARAMETER_HEADER_6_T * mode_parameters_6; 96 SCSI_MODE_SELECT_MODE_PARAMETER_HEADER_10_T * mode_parameters_10; 97 98 if(cdb_size == 6) 99 { 100 mode_parameters_6 = (SCSI_MODE_SELECT_MODE_PARAMETER_HEADER_6_T *) mode_parameters; 101 medium_type = mode_parameters_6->medium_type; 102 } 103 else if(cdb_size == 10) 104 { 105 mode_parameters_10 = (SCSI_MODE_SELECT_MODE_PARAMETER_HEADER_10_T *) mode_parameters; 106 medium_type = mode_parameters_10->medium_type; 107 } 108 109 return medium_type; 110 } 111 112 /** 113 * @brief This method will retrieve Block Descriptor Length. 114 * 115 * @param[in] mode_parameters This parameter contains the address to the mode parameters. 116 * @param[in] cdb_size This parameter specifies the number of bytes 117 * associated with the CDB for which to process the block descriptor. 118 * 119 * @return This method returns the size, in bytes, for the mode parameter block descriptor. 120 */ 121 static 122 U32 sati_mode_select_get_mode_block_descriptor_length( 123 U8 * mode_parameters, 124 U32 cdb_size 125 ) 126 { 127 U32 mode_block_descriptor_length = 0; 128 SCSI_MODE_SELECT_MODE_PARAMETER_HEADER_6_T * mode_parameters_6; 129 SCSI_MODE_SELECT_MODE_PARAMETER_HEADER_10_T * mode_parameters_10; 130 131 if(cdb_size == 6) 132 { 133 mode_parameters_6 = (SCSI_MODE_SELECT_MODE_PARAMETER_HEADER_6_T *) mode_parameters; 134 mode_block_descriptor_length = mode_parameters_6->block_descriptor_length; 135 } 136 else if(cdb_size == 10) 137 { 138 mode_parameters_10 = (SCSI_MODE_SELECT_MODE_PARAMETER_HEADER_10_T *) mode_parameters; 139 //Long LBA bit is the bit0 of the byte 140 //Spec says another way to get the block descriptor length to multiply the block number 141 // with block length (8 or 16), but we can get it directly. 142 mode_block_descriptor_length =(((U16)mode_parameters_10->block_descriptor_length[0]) << 8) + 143 mode_parameters_10->block_descriptor_length[1]; 144 145 } 146 147 return mode_block_descriptor_length; 148 149 } 150 151 /** 152 * @brief This method will find the starting byte location for a page. 153 * 154 * @param[in] block_descriptor_length This parameter passes in the length of 155 * block descriptor. 156 * @param[in] cdb_size This parameter specifies the number of bytes 157 * associated with the CDB for which to calculate the header. 158 * 159 * @return This method returns the offset, for the mode page. 160 */ 161 static 162 U32 sati_mode_select_get_mode_page_offset( 163 U32 block_descriptor_length, 164 U32 cdb_size 165 ) 166 { 167 U32 mode_page_offset; 168 169 if(cdb_size == 6) 170 { 171 mode_page_offset = sizeof(SCSI_MODE_SELECT_MODE_PARAMETER_HEADER_6_T) + block_descriptor_length; 172 } 173 else if(cdb_size == 10) 174 { 175 mode_page_offset = sizeof(SCSI_MODE_SELECT_MODE_PARAMETER_HEADER_10_T) + block_descriptor_length; 176 } 177 else 178 { 179 mode_page_offset = 0; 180 } 181 182 return mode_page_offset; 183 } 184 185 /** 186 * @brief This method will set the initial Mode Select processing state. 187 */ 188 static 189 void sati_mode_select_initialize_mode_sel_processing_state( 190 SATI_TRANSLATOR_SEQUENCE_T * sequence, 191 void * scsi_io, 192 void * ata_io, 193 U32 data_transfer_length, 194 U32 mode_page_offset 195 ) 196 { 197 sequence->command_specific_data.process_state.ata_command_sent_for_cmp = 0; 198 sequence->command_specific_data.process_state.mode_page_offset=mode_page_offset; 199 sequence->command_specific_data.process_state.mode_pages_size = data_transfer_length - mode_page_offset; 200 sequence->command_specific_data.process_state.size_of_data_processed = 0; 201 sequence->command_specific_data.process_state.current_mode_page_processed = FALSE; 202 } 203 204 /** 205 * @brief This method will get mode page size. 206 * 207 * @param[in] page_code This parameter contains page code for the current mode page. 208 * 209 * @return This method returns the size of current mode page. 210 */ 211 static 212 U32 sati_mode_select_get_mode_page_size( 213 U8 page_code 214 ) 215 { 216 U32 page_size=0; 217 218 switch (page_code) 219 { 220 case SCSI_MODE_PAGE_READ_WRITE_ERROR: 221 page_size=SCSI_MODE_PAGE_01_LENGTH; 222 break; 223 224 case SCSI_MODE_PAGE_DISCONNECT_RECONNECT: 225 page_size=SCSI_MODE_PAGE_02_LENGTH; 226 break; 227 228 case SCSI_MODE_PAGE_CACHING: 229 page_size=SCSI_MODE_PAGE_08_LENGTH; 230 break; 231 232 case SCSI_MODE_PAGE_CONTROL: 233 page_size=SCSI_MODE_PAGE_0A_LENGTH; 234 break; 235 236 case SCSI_MODE_PAGE_INFORMATIONAL_EXCP_CONTROL: 237 page_size=SCSI_MODE_PAGE_1C_LENGTH; 238 break; 239 240 case SCSI_MODE_PAGE_POWER_CONDITION: 241 page_size=SCSI_MODE_PAGE_1A_LENGTH; 242 break; 243 default: 244 page_size=0; 245 break; 246 } 247 248 return page_size; 249 } 250 251 /** 252 * @brief This method will check the validity of parameter data of Read Write Error Recovery 253 * page and further processing the page data if necessary. 254 * 255 * @param[in] page_size This parameter specifies page size of current mode page. 256 * 257 * @return Indicate if the translation was successful. 258 * @retval SATI_SUCCESS 259 * @retval SATI_COMPLETE 260 * @retval SATI_FAILURE_CHECK_RESPONSE_DATA 261 */ 262 static 263 SATI_STATUS sati_mode_select_process_mode_page_read_write_error_recovery( 264 SATI_TRANSLATOR_SEQUENCE_T* sequence, 265 void * scsi_io, 266 U32 page_size 267 ) 268 { 269 SATI_STATUS status = SATI_FAILURE_CHECK_RESPONSE_DATA; 270 271 U8 current_mode_page[SCSI_MODE_PAGE_01_LENGTH]={0,0,0,0,0,0,0,0,0,0,0,0}; 272 U32 mode_page_offset; 273 274 mode_page_offset = sequence->command_specific_data.process_state.mode_page_offset; 275 276 //Check all the defined bits for this page 277 //SPF(0b); Page length 0x0A;AWRE 1; ARRE 0; Error recovery bits 0; RC 0; 278 //Recovery time limit last two bytes 0 279 280 sati_get_data_byte(sequence, scsi_io, mode_page_offset, ¤t_mode_page[0]); 281 sati_get_data_byte(sequence, scsi_io, mode_page_offset+1, ¤t_mode_page[1]); 282 sati_get_data_byte(sequence, scsi_io, mode_page_offset+2, ¤t_mode_page[2]); 283 sati_get_data_byte(sequence, scsi_io, mode_page_offset+10, ¤t_mode_page[10]); 284 sati_get_data_byte(sequence, scsi_io, mode_page_offset+11, ¤t_mode_page[11]); 285 286 if ( ((current_mode_page[0] & SCSI_MODE_SELECT_MODE_PAGE_SPF_MASK)!= 0) || 287 (current_mode_page[1] != (SCSI_MODE_PAGE_01_LENGTH - 2)) || 288 ((current_mode_page[2] & SCSI_MODE_SELECT_MODE_PAGE_01_AWRE_MASK) == 0) || 289 ((current_mode_page[2] & SCSI_MODE_SELECT_MODE_PAGE_01_ARRE_MASK) != 0) || 290 ((current_mode_page[2] & SCSI_MODE_SELECT_MODE_PAGE_01_RC_ERBITS_MASK) != 0) || 291 (current_mode_page[10] != 0 ) || 292 (current_mode_page[11] != 0 ) ) 293 { 294 status = SATI_FAILURE_CHECK_RESPONSE_DATA; 295 return status; 296 } 297 298 //no need to send any command 299 { 300 sequence->command_specific_data.process_state.size_of_data_processed += page_size; 301 sequence->command_specific_data.process_state.mode_page_offset += page_size; 302 sequence->command_specific_data.process_state.current_mode_page_processed = TRUE; 303 } 304 305 status = SATI_COMPLETE; 306 307 return status; 308 } 309 310 /** 311 * @brief This method will check the validity of parameter data of Disconnect Reconnect mode 312 * page and further processing the page data if necessary. 313 * 314 * @param[in] page_size This parameter specifies page size of current mode page. 315 * 316 * @return Indicate if the translation was successful. 317 * @retval SATI_SUCCESS 318 * @retval SATI_COMPLETE 319 * @retval SATI_FAILURE_CHECK_RESPONSE_DATA 320 */ 321 static 322 SATI_STATUS sati_mode_select_process_mode_page_disconnect_reconnect( 323 SATI_MODE_SELECT_PROCESSING_STATE_T * mode_select_process_state, 324 U32 page_size 325 ) 326 { 327 SATI_STATUS status = SATI_FAILURE_CHECK_RESPONSE_DATA; 328 329 // No need to check data for valid or invalid this page (undefined) 330 // No ata command to send 331 { 332 mode_select_process_state->size_of_data_processed += page_size; 333 mode_select_process_state->mode_page_offset += page_size; 334 mode_select_process_state->current_mode_page_processed = TRUE; 335 } 336 337 // No further interaction with remote devices 338 status = SATI_COMPLETE; 339 340 return status; 341 } 342 343 /** 344 * @brief This method will check the validity of parameter data of Caching mode 345 * page and issue multiple ATA set feature commands to complete the translation. 346 * 347 * @param[in] page_size This parameter specifies page size of current mode page. 348 * 349 * @return Indicate if the translation was successful. 350 * @retval SATI_SUCCESS 351 * @retval SATI_COMPLETE 352 * @retval SATI_FAILURE_CHECK_RESPONSE_DATA 353 */ 354 static 355 SATI_STATUS sati_mode_select_process_mode_page_caching( 356 SATI_TRANSLATOR_SEQUENCE_T * sequence, 357 void * scsi_io, 358 void * ata_io, 359 U32 page_size 360 ) 361 { 362 SATI_STATUS status = SATI_FAILURE_CHECK_RESPONSE_DATA; 363 364 //SCSI_MODE_PAGE_08_LENGTH 0x14= 20 365 U8 current_mode_page[SCSI_MODE_PAGE_08_LENGTH] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; 366 U32 mode_page_offset; 367 U32 index; 368 369 mode_page_offset = sequence->command_specific_data.process_state.mode_page_offset; 370 sequence->type = SATI_SEQUENCE_MODE_SELECT_MODE_PAGE_CACHING; 371 372 for(index = 0; index < SCSI_MODE_PAGE_08_LENGTH; index++) 373 { 374 sati_get_data_byte(sequence, scsi_io, mode_page_offset+index, ¤t_mode_page[index]); 375 } 376 377 //Check for data validity 378 //SPF(0b); Page length 0x12;Byte2 to Byte15 all 0 with exception DRA and WCE changeable 379 380 if (((current_mode_page[0] & SCSI_MODE_SELECT_MODE_PAGE_SPF_MASK)!= 0) || 381 (current_mode_page[1] != (SCSI_MODE_PAGE_08_LENGTH-2)) || 382 ((current_mode_page[2] | SCSI_MODE_PAGE_CACHE_PAGE_WCE_BIT)!=SCSI_MODE_PAGE_CACHE_PAGE_WCE_BIT) || 383 (current_mode_page[3] != 0 ) || 384 (current_mode_page[4] != 0 ) || 385 (current_mode_page[5] != 0 ) || 386 (current_mode_page[6] != 0 ) || 387 (current_mode_page[7] != 0 ) || 388 (current_mode_page[8] != 0 ) || 389 (current_mode_page[9] != 0 ) || 390 (current_mode_page[10] != 0 ) || 391 (current_mode_page[11] != 0 ) || 392 ((current_mode_page[12] & SCSI_MODE_SELECT_MODE_PAGE_08_FSW_LBCSS_NVDIS) != 0) || 393 (current_mode_page[13] != 0 ) || 394 (current_mode_page[14] != 0 ) || 395 (current_mode_page[15] != 0 )) 396 { 397 //parameter data passed in containing data that doesn't meet the SAT-2 requirement 398 return SATI_FAILURE_CHECK_RESPONSE_DATA; 399 } 400 401 if(sequence->command_specific_data.process_state.ata_command_sent_for_cmp == 0) 402 { 403 //byte2 bit2 WCE==0 disable write cache WCE==1 enable write cache 404 //SCSI_MODE_PAGE_CACHE_PAGE_WCE_BIT ==0x4, 405 406 if ( (current_mode_page[2] & SCSI_MODE_PAGE_CACHE_PAGE_WCE_BIT) == 0) 407 sati_ata_set_features_construct(ata_io, sequence, ATA_SET_FEATURES_SUB_CMD_DISABLE_CACHE); 408 else 409 sati_ata_set_features_construct(ata_io, sequence, ATA_SET_FEATURES_SUB_CMD_ENABLE_CACHE); 410 411 } 412 else if(sequence->command_specific_data.process_state.ata_command_sent_for_cmp == 1) 413 { 414 // DRA bit is set to 0, enable Read look ahead AAh; 415 // DRA bit is set to 1, disable with set feature command 55h 416 // SCSI_MODE_PAGE_CACHE_PAGE_DRA_BIT== 0x20 417 418 if ( (current_mode_page[12] & SCSI_MODE_PAGE_CACHE_PAGE_DRA_BIT) == 0) 419 sati_ata_set_features_construct(ata_io, sequence,ATA_SET_FEATURES_SUB_CMD_ENABLE_READ_AHEAD); 420 else 421 sati_ata_set_features_construct(ata_io, sequence,ATA_SET_FEATURES_SUB_CMD_DISABLE_READ_AHEAD); 422 423 sequence->command_specific_data.process_state.size_of_data_processed += page_size; 424 sequence->command_specific_data.process_state.mode_page_offset += page_size; 425 sequence->command_specific_data.process_state.current_mode_page_processed = TRUE; 426 427 428 } 429 // No more ata commands to send 430 431 sequence->command_specific_data.process_state.ata_command_sent_for_cmp++; 432 433 status = SATI_SUCCESS; 434 435 return status; 436 } 437 438 /** 439 * @brief This method will check the validity of parameter data of Control mode 440 * page and further processing the page data if necessary. 441 * 442 * @param[in] mode_select_process_state This parameter points to the processing state fields 443 * of current mode page. 444 * @param[in] page_size This parameter specifies page size of current mode page. 445 * 446 * @return Indicate if the translation was successful. 447 * @retval SATI_SUCCESS 448 * @retval SATI_COMPLETE 449 * @retval SATI_FAILURE_CHECK_RESPONSE_DATA 450 */ 451 static 452 SATI_STATUS sati_mode_select_process_mode_page_control( 453 SATI_TRANSLATOR_SEQUENCE_T* sequence, 454 void * scsi_io, 455 void * ata_io, 456 U32 page_size 457 ) 458 { 459 SATI_STATUS status = SATI_FAILURE_CHECK_RESPONSE_DATA; 460 461 //SCSI_MODE_PAGE_0A_LENGTH 12 462 U8 current_mode_page[SCSI_MODE_PAGE_0A_LENGTH]={0,0,0,0,0,0,0,0,0,0}; 463 U32 mode_page_offset; 464 U32 index; 465 466 mode_page_offset = sequence->command_specific_data.process_state.mode_page_offset; 467 468 for(index = 0; index < SCSI_MODE_PAGE_0A_LENGTH; index++) 469 { 470 sati_get_data_byte(sequence, scsi_io, mode_page_offset+index, ¤t_mode_page[index]); 471 } 472 473 //bit 1 and 2 of byte3 Qerr full task management model etc. then both bits 0 474 //byte 8 and 9 busy time out period variable if not ffff setable? 475 //check for page data validity 476 //Byte2: 0000???0b Byte3: Queued Algorithm Modifier should be set to 1 QErr? 477 //Byte4: ??000??? Byte5: ?0???000 478 479 if (((current_mode_page[0] & SCSI_MODE_SELECT_MODE_PAGE_SPF_MASK)!= 0) || 480 (current_mode_page[1] != (SCSI_MODE_PAGE_0A_LENGTH - 2)) || 481 ((current_mode_page[2] & SCSI_MODE_SELECT_MODE_PAGE_0A_TST_TMF_RLEC) != 0) || 482 ((current_mode_page[3] & SCSI_MODE_SELECT_MODE_PAGE_0A_MODIFIER) != 0) || 483 ((current_mode_page[4] & SCSI_MODE_SELECT_MODE_PAGE_0A_UA_SWP ) != 0) || 484 ((current_mode_page[5] & SCSI_MODE_SELECT_MODE_PAGE_0A_TAS_AUTO ) != 0 ) ) 485 { 486 return SATI_FAILURE_CHECK_RESPONSE_DATA; 487 } 488 489 if ((current_mode_page[2] & SCSI_MODE_SELECT_MODE_PAGE_D_SENSE) != 0) 490 sequence->device->descriptor_sense_enable = SCSI_MODE_PAGE_CONTROL_D_SENSE_ENABLE; 491 else 492 sequence->device->descriptor_sense_enable = SCSI_MODE_PAGE_CONTROL_D_SENSE_DISABLE; 493 494 // no ata command need to be comfirmed 495 { 496 sequence->command_specific_data.process_state.size_of_data_processed += page_size; 497 sequence->command_specific_data.process_state.mode_page_offset += page_size; 498 sequence->command_specific_data.process_state.current_mode_page_processed = TRUE; 499 } 500 501 status = SATI_COMPLETE; 502 503 return status; 504 } 505 506 /** 507 * @brief This method will check the validity of parameter data of Information Exception Control 508 * mode page and further processing the page data if necessary. 509 * 510 * @param[in] page_size This parameter specifies page size of current mode page. 511 * 512 * @return Indicate if the translation was successful. 513 * @retval SATI_SUCCESS 514 * @retval SATI_COMPLETE 515 * @retval SATI_FAILURE_CHECK_RESPONSE_DATA 516 */ 517 static 518 SATI_STATUS sati_mode_select_process_mode_page_informational_exception_control( 519 SATI_TRANSLATOR_SEQUENCE_T * sequence, 520 void * scsi_io, 521 void * ata_io, 522 U32 page_size 523 ) 524 { 525 SATI_STATUS status = SATI_FAILURE_CHECK_RESPONSE_DATA; 526 527 //SCSI_MODE_PAGE_1C_LENGTH 12 528 U8 current_mode_page[SCSI_MODE_PAGE_1C_LENGTH]={0,0,0,0,0,0,0,0,0,0,0,0}; 529 U32 mode_page_offset; 530 U32 index; 531 532 mode_page_offset = sequence->command_specific_data.process_state.mode_page_offset; 533 sequence->type = SATI_SEQUENCE_MODE_SELECT_MODE_INFORMATION_EXCEPT_CONTROL; 534 535 for(index = 0; index < 4; index++) 536 { 537 sati_get_data_byte(sequence, scsi_io, mode_page_offset+index, ¤t_mode_page[index]); 538 } 539 540 //Check for data validity 541 //SPF(0b); Page length 0x0A; Byte2 0????0?? Byte3: ????1100 542 //SCSI_MODE_SELECT_MODE_PAGE_MRIE_BYTE same as REPORT_INFO_EXCEPTION_CONDITION_ON_REQUEST 0x6 543 //SCSI_MODE_PAGE_DEXCPT_ENABLE 544 545 if (((current_mode_page[0] & SCSI_MODE_SELECT_MODE_PAGE_SPF_MASK)!= 0) || 546 (current_mode_page[1] != (SCSI_MODE_PAGE_1C_LENGTH - 2)) || 547 ((current_mode_page[2] & SCSI_MODE_SELECT_MODE_PAGE_1C_PERF_TEST)!= 0 ) || 548 ((current_mode_page[3] & SCSI_MODE_SELECT_MODE_PAGE_MRIE_MASK) != 549 SCSI_MODE_SELECT_MODE_PAGE_MRIE_BYTE )) 550 { 551 return SATI_FAILURE_CHECK_RESPONSE_DATA; 552 } 553 554 // DEXCPT bit is set to 0, enable SMART reporting D8h; 555 // DEXCPT bit is set to 1, disable SMART reporting D9h 556 // SCSI_MODE_PAGE_DEXCPT_ENABLE== 0x08 557 558 if ( (current_mode_page[2] & SCSI_MODE_PAGE_DEXCPT_ENABLE) == 0) 559 sati_ata_smart_return_status_construct(ata_io, sequence, ATA_SMART_SUB_CMD_ENABLE); 560 else 561 sati_ata_smart_return_status_construct(ata_io, sequence, ATA_SMART_SUB_CMD_DISABLE); 562 563 sequence->command_specific_data.process_state.size_of_data_processed += page_size; 564 sequence->command_specific_data.process_state.mode_page_offset += page_size; 565 sequence->command_specific_data.process_state.current_mode_page_processed = TRUE; 566 // No more ata commands to send 567 568 status = SATI_SUCCESS; 569 570 return status; 571 } 572 573 /** 574 * @brief This method will check the validity of parameter data of Power Condition mode 575 * page and issue multiple ATA set feature commands to complete the translation. 576 * 577 * @param[in] mode_select_process_state This parameter points to the processing state fields 578 * of current mode page. 579 * @param[in] page_size This parameter specifies page size of current mode page. 580 * 581 * @return Indicate if the translation was successful. 582 * @retval SATI_SUCCESS 583 * @retval SATI_COMPLETE 584 * @retval SATI_FAILURE_CHECK_RESPONSE_DATA 585 */ 586 static 587 SATI_STATUS sati_mode_select_process_mode_page_power_condition( 588 SATI_TRANSLATOR_SEQUENCE_T * sequence, 589 void * scsi_io, 590 void * ata_io, 591 U32 page_size 592 ) 593 { 594 SATI_STATUS status = SATI_FAILURE_CHECK_RESPONSE_DATA; 595 596 //SCSI_MODE_PAGE_1A_LENGTH 10 597 U8 current_mode_page[SCSI_MODE_PAGE_1A_LENGTH] = {0,0,0,0,0,0,0,0,0,0}; 598 U32 mode_page_offset; 599 U32 index; 600 601 U32 timer = 0; 602 U16 count = 0; 603 604 mode_page_offset = sequence->command_specific_data.process_state.mode_page_offset; 605 606 sequence->type = SATI_SEQUENCE_MODE_SELECT_MODE_POWER_CONDITION; 607 608 for(index = 0; index < SCSI_MODE_PAGE_1A_LENGTH; index++) 609 { 610 sati_get_data_byte(sequence, scsi_io, mode_page_offset+index, ¤t_mode_page[index]); 611 } 612 613 //Check for data validity 614 //SPF(0b); Page length 0x0A; 615 616 if (((current_mode_page[0] & SCSI_MODE_SELECT_MODE_PAGE_SPF_MASK)!= 0) || 617 (current_mode_page[1] != (SCSI_MODE_PAGE_1A_LENGTH - 2) ) || 618 ((current_mode_page[3] & SCSI_MODE_PAGE_POWER_CONDITION_IDLE)!= 0) 619 ) 620 { 621 //parameter data passed in containing data that doesn't meet the SAT-2 requirement 622 return SATI_FAILURE_CHECK_RESPONSE_DATA; 623 } 624 625 // STANDBY bit is set to 0, do nothing since the standby timer can't be set; 626 // STANDBY bit is set to 1, translate the standby timer 627 // SCSI_MODE_PAGE_POWER_CONDITION_STANDBY== 0x01 628 if (current_mode_page[3] & SCSI_MODE_PAGE_POWER_CONDITION_STANDBY) 629 { 630 timer = (current_mode_page[8]<<24) + (current_mode_page[9]<<16) + (current_mode_page[10]<<8) + current_mode_page[11]; 631 632 //If the ATA IDENTIFY DEVICE data word 49, bit 13 is set to one, 633 if (sequence->device->capabilities & SATI_DEVICE_CAP_STANDBY_ENABLE) 634 { 635 if (timer == 0) 636 { 637 //TPV=0 send ATA STANDBY_IMMEDIATE 638 sati_ata_standby_immediate_construct(ata_io, sequence); 639 sequence->command_specific_data.translated_command = ATA_STANDBY_IMMED; 640 } 641 else if ((timer > 0) && (timer <= 12000)) 642 { 643 //1 to 12 000 INT((z - 1) / 50) + 1 644 count = (U16)((timer -1) / 50) + 1; 645 sati_ata_standby_construct(ata_io, sequence, count); 646 } 647 else if ((timer > 12000) && (timer <= 12600)) 648 { 649 //12 001 to 12 600 FCh 650 sati_ata_standby_construct(ata_io, sequence, 0xFC); 651 } 652 else if ((timer > 12600) && (timer <= 12750)) 653 { 654 //12 601 to 12 750 FFh 655 sati_ata_standby_construct(ata_io, sequence, 0xFF); 656 } 657 else if ((timer > 12750) && (timer < 18000)) 658 { 659 //12 751 to 17 999 F1h 660 sati_ata_standby_construct(ata_io, sequence, 0xF1); 661 } 662 else if ((timer >= 18000) && (timer <= 198000)) 663 { 664 //18 000 to 198 000 INT(z / 18 000) + 240 665 count = (U16)(timer / 18000) + 240; 666 sati_ata_standby_construct(ata_io, sequence, count); 667 } 668 else 669 { 670 //All other values FDh 671 sati_ata_standby_construct(ata_io, sequence, 0xFD); 672 } 673 status = SATI_SUCCESS ; 674 } 675 else 676 { 677 status = SATI_FAILURE_CHECK_RESPONSE_DATA; 678 //If the ATA IDENTIFY DEVICE data word 49, bit 13 is set to 0 679 } 680 } 681 else 682 { 683 status = SATI_COMPLETE; 684 } 685 686 sequence->command_specific_data.process_state.size_of_data_processed += page_size; 687 sequence->command_specific_data.process_state.mode_page_offset += page_size; 688 sequence->command_specific_data.process_state.current_mode_page_processed = TRUE; 689 690 return status; 691 } 692 693 /** 694 * @brief This method will process the mode page. 695 * 696 * 697 * @return Indicate if the translation was successful. 698 * @retval SATI_SUCCESS 699 * @retval SATI_COMPLETE 700 * @retval SATI_FAILURE_CHECK_RESPONSE_DATA 701 */ 702 static 703 SATI_STATUS sati_mode_select_process_mode_page( 704 SATI_TRANSLATOR_SEQUENCE_T* sequence, 705 void * scsi_io, 706 void * ata_io 707 ) 708 { 709 SATI_STATUS status = SATI_FAILURE_CHECK_RESPONSE_DATA; 710 711 U8 page_code; 712 U32 page_size = 0; // in bytes 713 U32 size_of_data_to_be_processed; 714 715 U8 page_code_byte; 716 U32 mode_page_offset; 717 718 mode_page_offset = sequence->command_specific_data.process_state.mode_page_offset; 719 720 sati_get_data_byte(sequence, scsi_io, mode_page_offset, &page_code_byte); 721 722 // No more pages. 723 if(sequence->command_specific_data.process_state.mode_pages_size > 724 sequence->command_specific_data.process_state.size_of_data_processed) 725 { 726 //SCSI_MODE_SENSE_PAGE_CODE_ENABLE==0x3f same for Mode Select 727 page_code = page_code_byte & SCSI_MODE_SENSE_PAGE_CODE_ENABLE; 728 page_size = sati_mode_select_get_mode_page_size(page_code); 729 size_of_data_to_be_processed = sequence->command_specific_data.process_state.mode_pages_size 730 - sequence->command_specific_data.process_state.size_of_data_processed; 731 732 if( page_size == 0 ) 733 { 734 status = SATI_FAILURE_CHECK_RESPONSE_DATA; 735 } 736 else 737 { 738 // process mode page 739 switch(page_code) 740 { 741 case SCSI_MODE_PAGE_READ_WRITE_ERROR: 742 status = sati_mode_select_process_mode_page_read_write_error_recovery( 743 sequence, 744 scsi_io, 745 page_size 746 ); 747 break; 748 749 case SCSI_MODE_PAGE_DISCONNECT_RECONNECT: 750 status = sati_mode_select_process_mode_page_disconnect_reconnect( 751 &sequence->command_specific_data.process_state, 752 page_size 753 ); 754 break; 755 756 case SCSI_MODE_PAGE_CACHING: 757 status = sati_mode_select_process_mode_page_caching( 758 sequence, 759 scsi_io, 760 ata_io, 761 page_size 762 ); 763 break; 764 765 case SCSI_MODE_PAGE_CONTROL: 766 status = sati_mode_select_process_mode_page_control( 767 sequence, 768 scsi_io, 769 ata_io, 770 page_size 771 ); 772 break; 773 774 case SCSI_MODE_PAGE_INFORMATIONAL_EXCP_CONTROL: 775 status = sati_mode_select_process_mode_page_informational_exception_control( 776 sequence, 777 scsi_io, 778 ata_io, 779 page_size 780 ); 781 break; 782 783 case SCSI_MODE_PAGE_POWER_CONDITION: 784 status = sati_mode_select_process_mode_page_power_condition( 785 sequence, 786 scsi_io, 787 ata_io, 788 page_size 789 ); 790 791 break; 792 793 default: 794 break; 795 } 796 797 } 798 } 799 800 return status; 801 } 802 803 //****************************************************************************** 804 //* P U B L I C M E T H O D S 805 //****************************************************************************** 806 807 /** 808 * @brief This method will translate the SCSI Mode Select 6 byte or 10 byte command 809 * into corresponding ATA commands. Depending upon the capabilities 810 * supported by the target different ATA commands can be selected. 811 * Additionally, in some cases more than a single ATA command may 812 * be required. 813 * 814 * @return Indicate if the command translation succeeded. 815 * @retval SCI_SUCCESS This is returned if the command translation was 816 * successful. 817 * @retval SCI_COMPLETE This is returned if the command translation was 818 * successful and no ATA commands need to be set. 819 * @retval SATI_FAILURE_CHECK_RESPONSE_DATA This value is returned if 820 * sense data has been created as a result of something specified 821 * in the parameter data fields. 822 */ 823 static 824 SATI_STATUS sati_mode_select_translate_command( 825 SATI_TRANSLATOR_SEQUENCE_T * sequence, 826 void * scsi_io, 827 void * ata_io, 828 U32 cdb_size 829 ) 830 { 831 SATI_STATUS status = SATI_FAILURE_CHECK_RESPONSE_DATA; 832 U32 mode_page_offset; 833 U32 block_descriptor_length; 834 U32 index; 835 U16 data_transfer_length; 836 U8 current_mode_parameters[8]={0,0,0,0,0,0,0,0}; 837 U8 * cdb = sati_cb_get_cdb_address(scsi_io); 838 839 // cdb_size must be 6 or 10 840 if(FALSE == (cdb_size == 6 || cdb_size == 10)) 841 { 842 return status; 843 } 844 845 if(sequence->state == SATI_SEQUENCE_STATE_INITIAL) 846 { 847 sequence->command_specific_data.process_state.ata_command_sent_for_cmp = 0; 848 sequence->state = SATI_SEQUENCE_STATE_TRANSLATE_DATA; 849 } 850 851 //First, initializes mode_sel_processing_state 852 if ( sequence->command_specific_data.process_state.ata_command_sent_for_cmp == 0 ) 853 { 854 if (cdb_size == 6) 855 { 856 //CDB byte 4 is the parameter length 857 data_transfer_length = sati_get_cdb_byte(cdb, 4); 858 } 859 else 860 { 861 //CDB byte 7 and 8 for Mode Select 10 862 data_transfer_length = (sati_get_cdb_byte(cdb, 7) << 8) + sati_get_cdb_byte(cdb, 8); 863 } 864 865 sequence->allocation_length = data_transfer_length; 866 867 //Get 8 bytes for headers (4 bytes for Mode Select 6 and 8 bytes for Mode Select 10) 868 for( index = 0; index < 8; index++ ) 869 { 870 sati_get_data_byte(sequence, scsi_io, index, ¤t_mode_parameters[index]); 871 } 872 873 //medium type should be 0 874 if ( sati_mode_select_get_medium_type(current_mode_parameters, cdb_size) != 0 ) 875 { 876 sati_scsi_sense_data_construct( 877 sequence, 878 scsi_io, 879 SCSI_STATUS_CHECK_CONDITION, 880 SCSI_SENSE_ILLEGAL_REQUEST, 881 SCSI_ASC_INVALID_FIELD_IN_PARM_LIST, 882 SCSI_ASCQ_INVALID_FIELD_IN_PARM_LIST 883 ); 884 return status; 885 } 886 887 block_descriptor_length = sati_mode_select_get_mode_block_descriptor_length( 888 current_mode_parameters, 889 cdb_size 890 ); 891 892 mode_page_offset = sati_mode_select_get_mode_page_offset( 893 block_descriptor_length, 894 cdb_size 895 ); 896 897 if(mode_page_offset > data_transfer_length) 898 { 899 sequence->state = SATI_SEQUENCE_STATE_FINAL; 900 status = SATI_FAILURE_CHECK_RESPONSE_DATA; 901 } 902 else 903 { 904 sati_mode_select_initialize_mode_sel_processing_state( 905 sequence, 906 scsi_io, 907 ata_io, 908 data_transfer_length, 909 mode_page_offset 910 ); 911 912 } 913 } 914 915 // move to next mode page 916 if(sequence->command_specific_data.process_state.current_mode_page_processed) 917 { 918 sequence->command_specific_data.process_state.ata_command_sent_for_cmp = 0; 919 sequence->command_specific_data.process_state.current_mode_page_processed = FALSE; 920 } 921 922 status = sati_mode_select_process_mode_page(sequence, scsi_io, ata_io); 923 924 if(sequence->command_specific_data.process_state.current_mode_page_processed != FALSE) 925 { 926 // Done this page 927 sequence->state = SATI_SEQUENCE_STATE_FINAL; 928 } 929 else 930 { 931 sequence->state = SATI_SEQUENCE_STATE_INCOMPLETE; 932 } 933 934 if(status == SATI_FAILURE_CHECK_RESPONSE_DATA) 935 { 936 sequence->state = SATI_SEQUENCE_STATE_FINAL; 937 sati_scsi_sense_data_construct( 938 sequence, 939 scsi_io, 940 SCSI_STATUS_CHECK_CONDITION, 941 SCSI_SENSE_ILLEGAL_REQUEST, 942 SCSI_ASC_INVALID_FIELD_IN_PARM_LIST, 943 SCSI_ASCQ_INVALID_FIELD_IN_PARM_LIST 944 ); 945 } 946 947 return status; 948 } 949 950 /** 951 * @brief This method will call Mode Select 6 Translation command 952 * For more information on the parameters passed to this method, 953 * please reference sati_translate_command(). 954 * 955 * @return Indicate if the command translation succeeded. 956 * @retval SCI_SUCCESS This is returned if the command translation was 957 * successful. 958 * @retval SCI_COMPLETE This is returned if the command translation was 959 * successful and no ATA commands need to be set. 960 * @retval SATI_FAILURE_CHECK_RESPONSE_DATA This value is returned if 961 * sense data has been created as a result of something specified 962 * in the parameter data fields. 963 */ 964 SATI_STATUS sati_mode_select_6_translate_command( 965 SATI_TRANSLATOR_SEQUENCE_T * sequence, 966 void * scsi_io, 967 void * ata_io 968 ) 969 { 970 SATI_STATUS status=SATI_FAILURE; 971 U8 * cdb = sati_cb_get_cdb_address(scsi_io); 972 973 //PF bit needs to be 1 byte1 bit ???1???? 974 if ((sati_get_cdb_byte(cdb, 1) & SCSI_MODE_SELECT_PF_MASK) == !SCSI_MODE_SELECT_PF_BIT) 975 { 976 sati_scsi_sense_data_construct( 977 sequence, 978 scsi_io, 979 SCSI_STATUS_CHECK_CONDITION, 980 SCSI_SENSE_ILLEGAL_REQUEST, 981 SCSI_ASC_INVALID_FIELD_IN_CDB, 982 SCSI_ASCQ_INVALID_FIELD_IN_CDB 983 ); 984 status = SATI_FAILURE_CHECK_RESPONSE_DATA; 985 return status; 986 } 987 988 status=sati_mode_select_translate_command( 989 sequence, 990 scsi_io, 991 ata_io, 992 6 993 ); 994 995 if(status == SATI_FAILURE_CHECK_RESPONSE_DATA) 996 { 997 sati_scsi_sense_data_construct( 998 sequence, 999 scsi_io, 1000 SCSI_STATUS_CHECK_CONDITION, 1001 SCSI_SENSE_ILLEGAL_REQUEST, 1002 SCSI_ASC_INVALID_FIELD_IN_PARM_LIST, 1003 SCSI_ASCQ_INVALID_FIELD_IN_PARM_LIST 1004 ); 1005 } 1006 return status; 1007 1008 } 1009 1010 /** 1011 * @brief This method will call Mode Select 10 translation command 1012 * For more information on the parameters passed to this method, 1013 * please reference sati_translate_command(). 1014 * 1015 * @return Indicate if the command translation succeeded. 1016 * @retval SCI_SUCCESS This is returned if the command translation was 1017 * successful. 1018 * @retval SCI_COMPLETE This is returned if the command translation was 1019 * successful and no ATA commands need to be set. 1020 * @retval SATI_FAILURE_CHECK_RESPONSE_DATA This value is returned if 1021 * sense data has been created as a result of something specified 1022 * in the parameter data fields. 1023 */ 1024 SATI_STATUS sati_mode_select_10_translate_command( 1025 SATI_TRANSLATOR_SEQUENCE_T * sequence, 1026 void * scsi_io, 1027 void * ata_io 1028 ) 1029 { 1030 SATI_STATUS status=SATI_FAILURE; 1031 U8 * cdb = sati_cb_get_cdb_address(scsi_io); 1032 1033 //PF bit needs to be 1 byte1 bit ???1???? 1034 if ((sati_get_cdb_byte(cdb, 1) & SCSI_MODE_SELECT_PF_MASK) == !SCSI_MODE_SELECT_PF_BIT) 1035 { 1036 sati_scsi_sense_data_construct( 1037 sequence, 1038 scsi_io, 1039 SCSI_STATUS_CHECK_CONDITION, 1040 SCSI_SENSE_ILLEGAL_REQUEST, 1041 SCSI_ASC_INVALID_FIELD_IN_CDB, 1042 SCSI_ASCQ_INVALID_FIELD_IN_CDB 1043 ); 1044 status = SATI_FAILURE_CHECK_RESPONSE_DATA; 1045 return status; 1046 } 1047 1048 status=sati_mode_select_translate_command( 1049 sequence, 1050 scsi_io, 1051 ata_io, 1052 10 1053 ); 1054 1055 if(status == SATI_FAILURE_CHECK_RESPONSE_DATA) 1056 { 1057 sati_scsi_sense_data_construct( 1058 sequence, 1059 scsi_io, 1060 SCSI_STATUS_CHECK_CONDITION, 1061 SCSI_SENSE_ILLEGAL_REQUEST, 1062 SCSI_ASC_INVALID_FIELD_IN_PARM_LIST, 1063 SCSI_ASCQ_INVALID_FIELD_IN_PARM_LIST 1064 ); 1065 } 1066 return status; 1067 } 1068 1069 /** 1070 * @brief This method will conduct error handling for the ATA Set Features command 1071 * that is issued during a Mode Select translation for the Caching Mode 1072 * page. 1073 * 1074 * 1075 * @return Indicate if the command translation succeeded. 1076 * 1077 * @retval SCI_COMPLETE This is returned if the command translation was 1078 * successful and no additional ATA commands need to be set. 1079 * @retval SATI_FAILURE_CHECK_RESPONSE_DATA This value is returned if 1080 * sense data has been created as a result of an error returned 1081 */ 1082 SATI_STATUS sati_mode_select_translate_response( 1083 SATI_TRANSLATOR_SEQUENCE_T * sequence, 1084 void * scsi_io, 1085 void * ata_io 1086 ) 1087 { 1088 U8 * register_fis = sati_cb_get_d2h_register_fis_address(ata_io); 1089 SATI_STATUS status = SATI_FAILURE; 1090 1091 if(sati_get_ata_status(register_fis) & ATA_STATUS_REG_ERROR_BIT) 1092 { 1093 sati_scsi_sense_data_construct( 1094 sequence, 1095 scsi_io, 1096 SCSI_STATUS_CHECK_CONDITION, 1097 SCSI_SENSE_ABORTED_COMMAND, 1098 SCSI_ASC_NO_ADDITIONAL_SENSE, 1099 SCSI_ASCQ_NO_ADDITIONAL_SENSE 1100 ); 1101 status = SATI_FAILURE_CHECK_RESPONSE_DATA; 1102 } 1103 else 1104 { 1105 if (sequence->state == SATI_SEQUENCE_STATE_INCOMPLETE) 1106 { 1107 status = SATI_SEQUENCE_INCOMPLETE; 1108 } 1109 else 1110 { 1111 status = SATI_COMPLETE; 1112 } 1113 } 1114 return status; 1115 } 1116 1117 #endif // !defined(DISABLE_SATI_MODE_SELECT) 1118