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 #include <dev/isci/scil/intel_sat.h> 57 #include <dev/isci/scil/intel_sata.h> 58 #include <dev/isci/scil/sci_types.h> 59 #include <dev/isci/scil/scic_remote_device.h> 60 #include <dev/isci/scil/scic_user_callback.h> 61 #include <dev/isci/scil/scic_sds_controller.h> 62 #include <dev/isci/scil/scic_sds_remote_device.h> 63 #include <dev/isci/scil/scic_sds_stp_request.h> 64 #include <dev/isci/scil/scic_sds_stp_pio_request.h> 65 #include <dev/isci/scil/scic_sds_logger.h> 66 #include <dev/isci/sci_environment.h> 67 #include <dev/isci/scil/sci_base_state_machine.h> 68 #include <dev/isci/scil/scu_task_context.h> 69 #include <dev/isci/scil/intel_ata.h> 70 #include <dev/isci/scil/sci_util.h> 71 #include <dev/isci/scil/scic_sds_logger.h> 72 #include <dev/isci/scil/scic_sds_request.h> 73 #include <dev/isci/scil/scic_sds_stp_request.h> 74 #include <dev/isci/scil/scu_completion_codes.h> 75 #include <dev/isci/scil/scu_event_codes.h> 76 #include <dev/isci/scil/sci_base_state.h> 77 #include <dev/isci/scil/scic_sds_unsolicited_frame_control.h> 78 #include <dev/isci/scil/scic_io_request.h> 79 80 #if !defined(DISABLE_ATAPI) 81 #include <dev/isci/scil/scic_sds_stp_packet_request.h> 82 #endif 83 84 /** 85 * This macro returns the address of the stp h2d reg fis buffer in the io 86 * request memory 87 */ 88 #define scic_sds_stp_request_get_h2d_reg_buffer_unaligned(memory) \ 89 ((SATA_FIS_REG_H2D_T *)( \ 90 ((char *)(memory)) + sizeof(SCIC_SDS_STP_REQUEST_T) \ 91 )) 92 93 /** 94 * This macro aligns the stp command buffer in DWORD alignment 95 */ 96 #define scic_sds_stp_request_align_h2d_reg_buffer(address) \ 97 ((SATA_FIS_REG_H2D_T *)( \ 98 (((POINTER_UINT)(address)) + (sizeof(U32) - 1)) \ 99 & ~(sizeof(U32)- 1) \ 100 )) 101 102 /** 103 * This macro returns the DWORD-aligned stp command buffer 104 */ 105 #define scic_sds_stp_request_get_h2d_reg_buffer(memory) \ 106 ((SATA_FIS_REG_H2D_T *) \ 107 ((char *)scic_sds_stp_request_align_h2d_reg_buffer( \ 108 (char *) scic_sds_stp_request_get_h2d_reg_buffer_unaligned(memory) \ 109 ))) 110 111 /** 112 * This macro returns the address of the stp response buffer in the io 113 * request memory 114 */ 115 #define scic_sds_stp_request_get_response_buffer_unaligned(memory) \ 116 ((SATA_FIS_REG_D2H_T *)( \ 117 ((char *)(scic_sds_stp_request_get_h2d_reg_buffer(memory))) \ 118 + sizeof(SATA_FIS_REG_H2D_T) \ 119 )) 120 121 122 /** 123 * This macro aligns the stp response buffer in DWORD alignment 124 */ 125 #define scic_sds_stp_request_align_response_buffer(address) \ 126 ((SATA_FIS_REG_D2H_T *)( \ 127 (((POINTER_UINT)(address)) + (sizeof(U32) - 1)) \ 128 & ~(sizeof(U32)- 1) \ 129 )) 130 131 /** 132 * This macro returns the DWORD-aligned stp response buffer 133 */ 134 #define scic_sds_stp_request_get_response_buffer(memory) \ 135 ((SATA_FIS_REG_D2H_T *) \ 136 ((char *)scic_sds_stp_request_align_response_buffer( \ 137 (char *)scic_sds_stp_request_get_response_buffer_unaligned(memory) \ 138 ))) 139 140 141 /** 142 * This macro returns the address of the task context buffer in the io 143 * request memory 144 */ 145 #define scic_sds_stp_request_get_task_context_buffer_unaligned(memory) \ 146 ((SCU_TASK_CONTEXT_T *)( \ 147 ((char *)(scic_sds_stp_request_get_response_buffer(memory))) \ 148 + sizeof(SCI_SSP_RESPONSE_IU_T) \ 149 )) 150 151 /** 152 * This macro returns the aligned task context buffer 153 */ 154 #define scic_sds_stp_request_get_task_context_buffer(memory) \ 155 ((SCU_TASK_CONTEXT_T *)( \ 156 ((char *)scic_sds_request_align_task_context_buffer( \ 157 (char *)scic_sds_stp_request_get_task_context_buffer_unaligned(memory)) \ 158 ))) 159 160 /** 161 * This macro returns the address of the sgl elment pairs in the io request 162 * memory buffer 163 */ 164 #define scic_sds_stp_request_get_sgl_element_buffer(memory) \ 165 ((SCU_SGL_ELEMENT_PAIR_T *)( \ 166 ((char *)(scic_sds_stp_request_get_task_context_buffer(memory))) \ 167 + sizeof(SCU_TASK_CONTEXT_T) \ 168 )) 169 170 171 /** 172 * This method return the memory space commonly required for STP IO and 173 * task requests. 174 * 175 * @return U32 176 */ 177 static 178 U32 scic_sds_stp_common_request_get_object_size(void) 179 { 180 return sizeof(SCIC_SDS_STP_REQUEST_T) 181 + sizeof(SATA_FIS_REG_H2D_T) 182 + sizeof(U32) 183 + sizeof(SATA_FIS_REG_D2H_T) 184 + sizeof(U32) 185 + sizeof(SCU_TASK_CONTEXT_T) 186 + CACHE_LINE_SIZE; 187 } 188 189 190 /** 191 * This method return the memory space required for STP PIO requests. 192 * 193 * @return U32 194 */ 195 U32 scic_sds_stp_request_get_object_size(void) 196 { 197 return scic_sds_stp_common_request_get_object_size() 198 + sizeof(SCU_SGL_ELEMENT_PAIR_T) * SCU_MAX_SGL_ELEMENT_PAIRS; 199 } 200 201 202 /** 203 * This method return the memory space required for STP task requests. 204 * 205 * @return U32 206 */ 207 U32 scic_sds_stp_task_request_get_object_size(void) 208 { 209 return scic_sds_stp_common_request_get_object_size(); 210 } 211 212 213 /** 214 * 215 * 216 * @param[in] this_request 217 */ 218 void scic_sds_stp_request_assign_buffers( 219 SCIC_SDS_REQUEST_T * request 220 ) 221 { 222 SCIC_SDS_STP_REQUEST_T * this_request = (SCIC_SDS_STP_REQUEST_T *)request; 223 224 this_request->parent.command_buffer = 225 scic_sds_stp_request_get_h2d_reg_buffer(this_request); 226 this_request->parent.response_buffer = 227 scic_sds_stp_request_get_response_buffer(this_request); 228 this_request->parent.sgl_element_pair_buffer = 229 scic_sds_stp_request_get_sgl_element_buffer(this_request); 230 this_request->parent.sgl_element_pair_buffer = 231 scic_sds_request_align_sgl_element_buffer(this_request->parent.sgl_element_pair_buffer); 232 233 if (this_request->parent.was_tag_assigned_by_user == FALSE) 234 { 235 this_request->parent.task_context_buffer = 236 scic_sds_stp_request_get_task_context_buffer(this_request); 237 } 238 } 239 240 /** 241 * @brief This method is will fill in the SCU Task Context for any type of 242 * SATA request. This is called from the various SATA constructors. 243 * 244 * @pre The general io request construction is complete. 245 * @pre The buffer assignment for the command buffer is complete. 246 * 247 * @param[in] this_request The general IO request object which is to be used 248 * in constructing the SCU task context. 249 * @param[in] task_context The buffer pointer for the SCU task context which 250 * is being constructed. 251 * 252 * @return none 253 * 254 * @todo Revisit task context construction to determine what is common for 255 * SSP/SMP/STP task context structures. 256 */ 257 void scu_sata_reqeust_construct_task_context( 258 SCIC_SDS_REQUEST_T * this_request, 259 SCU_TASK_CONTEXT_T * task_context 260 ) 261 { 262 SCI_PHYSICAL_ADDRESS physical_address; 263 SCIC_SDS_CONTROLLER_T *owning_controller; 264 SCIC_SDS_REMOTE_DEVICE_T *target_device; 265 SCIC_SDS_PORT_T *target_port; 266 267 owning_controller = scic_sds_request_get_controller(this_request); 268 target_device = scic_sds_request_get_device(this_request); 269 target_port = scic_sds_request_get_port(this_request); 270 271 // Fill in the TC with the its required data 272 task_context->abort = 0; 273 task_context->priority = SCU_TASK_PRIORITY_NORMAL; 274 task_context->initiator_request = 1; 275 task_context->connection_rate = 276 scic_remote_device_get_connection_rate(target_device); 277 task_context->protocol_engine_index = 278 scic_sds_controller_get_protocol_engine_group(owning_controller); 279 task_context->logical_port_index = 280 scic_sds_port_get_index(target_port); 281 task_context->protocol_type = SCU_TASK_CONTEXT_PROTOCOL_STP; 282 task_context->valid = SCU_TASK_CONTEXT_VALID; 283 task_context->context_type = SCU_TASK_CONTEXT_TYPE; 284 285 task_context->remote_node_index = 286 scic_sds_remote_device_get_index(this_request->target_device); 287 task_context->command_code = 0; 288 289 task_context->link_layer_control = 0; 290 task_context->do_not_dma_ssp_good_response = 1; 291 task_context->strict_ordering = 0; 292 task_context->control_frame = 0; 293 task_context->timeout_enable = 0; 294 task_context->block_guard_enable = 0; 295 296 task_context->address_modifier = 0; 297 task_context->task_phase = 0x01; 298 299 task_context->ssp_command_iu_length = 300 (sizeof(SATA_FIS_REG_H2D_T) - sizeof(U32)) / sizeof(U32); 301 302 // Set the first word of the H2D REG FIS 303 task_context->type.words[0] = *(U32 *)this_request->command_buffer; 304 305 if (this_request->was_tag_assigned_by_user) 306 { 307 // Build the task context now since we have already read the data 308 this_request->post_context = ( 309 SCU_CONTEXT_COMMAND_REQUEST_TYPE_POST_TC 310 | ( 311 scic_sds_controller_get_protocol_engine_group(owning_controller) 312 << SCU_CONTEXT_COMMAND_PROTOCOL_ENGINE_GROUP_SHIFT 313 ) 314 | ( 315 scic_sds_port_get_index(target_port) 316 << SCU_CONTEXT_COMMAND_LOGICAL_PORT_SHIFT 317 ) 318 | scic_sds_io_tag_get_index(this_request->io_tag) 319 ); 320 } 321 else 322 { 323 // Build the task context now since we have already read the data 324 this_request->post_context = ( 325 SCU_CONTEXT_COMMAND_REQUEST_TYPE_POST_TC 326 | ( 327 scic_sds_controller_get_protocol_engine_group(owning_controller) 328 << SCU_CONTEXT_COMMAND_PROTOCOL_ENGINE_GROUP_SHIFT 329 ) 330 | ( 331 scic_sds_port_get_index(target_port) 332 << SCU_CONTEXT_COMMAND_LOGICAL_PORT_SHIFT 333 ) 334 // This is not assigned because we have to wait until we get a TCi 335 ); 336 } 337 338 // Copy the physical address for the command buffer to the SCU Task Context 339 // We must offset the command buffer by 4 bytes because the first 4 bytes are 340 // transferred in the body of the TC 341 scic_cb_io_request_get_physical_address( 342 scic_sds_request_get_controller(this_request), 343 this_request, 344 ((char *)this_request->command_buffer) + sizeof(U32), 345 &physical_address 346 ); 347 348 task_context->command_iu_upper = 349 sci_cb_physical_address_upper(physical_address); 350 task_context->command_iu_lower = 351 sci_cb_physical_address_lower(physical_address); 352 353 // SATA Requests do not have a response buffer 354 task_context->response_iu_upper = 0; 355 task_context->response_iu_lower = 0; 356 } 357 358 /** 359 * This method will perform any general sata request construction. 360 * 361 * @todo What part of SATA IO request construction is general? 362 * 363 * @param[in] this_request 364 * 365 * @return none 366 */ 367 void scic_sds_stp_non_ncq_request_construct( 368 SCIC_SDS_REQUEST_T * this_request 369 ) 370 { 371 this_request->has_started_substate_machine = TRUE; 372 } 373 374 /** 375 * This method will perform request construction common to all types of 376 * STP requests that are optimized by the silicon (i.e. UDMA, NCQ). 377 * 378 * @param[in,out] this_request This parameter specifies the request to be 379 * constructed as an optimized request. 380 * @param[in] optimized_task_type This parameter specifies whether the 381 * request is to be an UDMA request or a NCQ request. 382 * - A value of 0 indicates UDMA. 383 * - A value of 1 indicates NCQ. 384 * 385 * @return This method returns an indication as to whether the construction 386 * was successful. 387 */ 388 static 389 void scic_sds_stp_optimized_request_construct( 390 SCIC_SDS_REQUEST_T * this_request, 391 U8 optimized_task_type, 392 U32 transfer_length, 393 SCI_IO_REQUEST_DATA_DIRECTION data_direction 394 ) 395 { 396 SCU_TASK_CONTEXT_T * task_context = this_request->task_context_buffer; 397 398 // Build the STP task context structure 399 scu_sata_reqeust_construct_task_context(this_request, task_context); 400 401 // Copy over the number of bytes to be transferred 402 task_context->transfer_length_bytes = transfer_length; 403 404 if ( data_direction == SCI_IO_REQUEST_DATA_OUT ) 405 { 406 // The difference between the DMA IN and DMA OUT request task type 407 // values are consistent with the difference between FPDMA READ 408 // and FPDMA WRITE values. Add the supplied task type parameter 409 // to this difference to set the task type properly for this 410 // DATA OUT (WRITE) case. 411 task_context->task_type = optimized_task_type + (SCU_TASK_TYPE_DMA_OUT 412 - SCU_TASK_TYPE_DMA_IN); 413 } 414 else 415 { 416 // For the DATA IN (READ) case, simply save the supplied 417 // optimized task type. 418 task_context->task_type = optimized_task_type; 419 } 420 } 421 422 /** 423 * This method performs the operations common to all SATA/STP requests 424 * utilizing the raw frame method. 425 * 426 * @param[in] this_request This parameter specifies the STP request object 427 * for which to construct a RAW command frame task context. 428 * @param[in] task_context This parameter specifies the SCU specific 429 * task context buffer to construct. 430 * 431 * @return none 432 */ 433 void scu_stp_raw_request_construct_task_context( 434 SCIC_SDS_STP_REQUEST_T * this_request, 435 SCU_TASK_CONTEXT_T * task_context 436 ) 437 { 438 scu_sata_reqeust_construct_task_context(&this_request->parent, task_context); 439 440 task_context->control_frame = 0; 441 task_context->priority = SCU_TASK_PRIORITY_NORMAL; 442 task_context->task_type = SCU_TASK_TYPE_SATA_RAW_FRAME; 443 task_context->type.stp.fis_type = SATA_FIS_TYPE_REGH2D; 444 task_context->transfer_length_bytes = sizeof(SATA_FIS_REG_H2D_T) - sizeof(U32); 445 } 446 447 /** 448 * This method will construct the STP Non-data request and its associated 449 * TC data. A non-data request essentially behaves like a 0 length read 450 * request in the SCU. 451 * 452 * @param[in] this_request This parameter specifies the core request 453 * object to construction into an STP/SATA non-data request. 454 * 455 * @return This method currently always returns SCI_SUCCESS 456 */ 457 SCI_STATUS scic_sds_stp_non_data_request_construct( 458 SCIC_SDS_REQUEST_T * this_request 459 ) 460 { 461 scic_sds_stp_non_ncq_request_construct(this_request); 462 463 // Build the STP task context structure 464 scu_stp_raw_request_construct_task_context( 465 (SCIC_SDS_STP_REQUEST_T*) this_request, 466 this_request->task_context_buffer 467 ); 468 469 sci_base_state_machine_construct( 470 &this_request->started_substate_machine, 471 &this_request->parent.parent, 472 scic_sds_stp_request_started_non_data_substate_table, 473 SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_H2D_COMPLETION_SUBSTATE 474 ); 475 476 return SCI_SUCCESS; 477 } 478 479 480 SCI_STATUS scic_sds_stp_soft_reset_request_construct( 481 SCIC_SDS_REQUEST_T * this_request 482 ) 483 { 484 scic_sds_stp_non_ncq_request_construct(this_request); 485 486 // Build the STP task context structure 487 scu_stp_raw_request_construct_task_context( 488 (SCIC_SDS_STP_REQUEST_T*) this_request, 489 this_request->task_context_buffer 490 ); 491 492 sci_base_state_machine_construct( 493 &this_request->started_substate_machine, 494 &this_request->parent.parent, 495 scic_sds_stp_request_started_soft_reset_substate_table, 496 SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_ASSERTED_COMPLETION_SUBSTATE 497 ); 498 499 return SCI_SUCCESS; 500 } 501 502 /** 503 * @brief This method constructs the SATA request object. 504 * 505 * @param[in] this_request 506 * @param[in] sat_protocol 507 * @param[in] transfer_length 508 * @param[in] data_direction 509 * @param[in] copy_rx_frame 510 * @param[in] do_translate_sgl This parameter specifies whether SGL 511 * translation should be performed or if the user is handling 512 * it. 513 * 514 * @return SCI_STATUS 515 */ 516 SCI_STATUS scic_sds_io_request_construct_sata( 517 SCIC_SDS_REQUEST_T * this_request, 518 U8 sat_protocol, 519 U32 transfer_length, 520 SCI_IO_REQUEST_DATA_DIRECTION data_direction, 521 BOOL copy_rx_frame, 522 BOOL do_translate_sgl 523 ) 524 { 525 SCI_STATUS status = SCI_SUCCESS; 526 527 this_request->protocol = SCIC_STP_PROTOCOL; 528 529 this_request->sat_protocol = sat_protocol; 530 531 switch (sat_protocol) 532 { 533 case SAT_PROTOCOL_FPDMA: 534 scic_sds_stp_optimized_request_construct( 535 this_request, 536 SCU_TASK_TYPE_FPDMAQ_READ, 537 transfer_length, 538 data_direction 539 ); 540 541 // Copy over the SGL elements 542 if (do_translate_sgl == TRUE) 543 scic_sds_request_build_sgl(this_request); 544 break; 545 546 case SAT_PROTOCOL_UDMA_DATA_IN: 547 case SAT_PROTOCOL_UDMA_DATA_OUT: 548 scic_sds_stp_non_ncq_request_construct(this_request); 549 550 scic_sds_stp_optimized_request_construct( 551 this_request, SCU_TASK_TYPE_DMA_IN, transfer_length, data_direction 552 ); 553 554 // Copy over the SGL elements 555 if (do_translate_sgl == TRUE) 556 scic_sds_request_build_sgl(this_request); 557 558 sci_base_state_machine_construct( 559 &this_request->started_substate_machine, 560 &this_request->parent.parent, 561 scic_sds_stp_request_started_udma_substate_table, 562 SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_TC_COMPLETION_SUBSTATE 563 ); 564 break; 565 566 case SAT_PROTOCOL_PIO_DATA_IN: 567 case SAT_PROTOCOL_PIO_DATA_OUT: 568 status = scic_sds_stp_pio_request_construct( 569 this_request, sat_protocol, copy_rx_frame); 570 break; 571 572 case SAT_PROTOCOL_ATA_HARD_RESET: 573 case SAT_PROTOCOL_SOFT_RESET: 574 status = scic_sds_stp_soft_reset_request_construct(this_request); 575 break; 576 577 case SAT_PROTOCOL_NON_DATA: 578 status = scic_sds_stp_non_data_request_construct(this_request); 579 break; 580 581 #if !defined(DISABLE_ATAPI) 582 case SAT_PROTOCOL_PACKET_NON_DATA: 583 case SAT_PROTOCOL_PACKET_DMA_DATA_IN: 584 case SAT_PROTOCOL_PACKET_DMA_DATA_OUT: 585 case SAT_PROTOCOL_PACKET_PIO_DATA_IN: 586 case SAT_PROTOCOL_PACKET_PIO_DATA_OUT: 587 status = scic_sds_stp_packet_request_construct(this_request); 588 if (do_translate_sgl == TRUE) 589 scic_sds_request_build_sgl(this_request); 590 break; 591 #endif 592 593 case SAT_PROTOCOL_DMA_QUEUED: 594 case SAT_PROTOCOL_DMA: 595 case SAT_PROTOCOL_DEVICE_DIAGNOSTIC: 596 case SAT_PROTOCOL_DEVICE_RESET: 597 case SAT_PROTOCOL_RETURN_RESPONSE_INFO: 598 default: 599 SCIC_LOG_ERROR(( 600 sci_base_object_get_logger(this_request), 601 SCIC_LOG_OBJECT_STP_IO_REQUEST, 602 "SCIC IO Request 0x%x received un-handled SAT Protocol %d.\n", 603 this_request, sat_protocol 604 )); 605 606 status = SCI_FAILURE; 607 break; 608 } 609 610 if (status == SCI_SUCCESS) 611 { 612 scic_sds_request_initialize_state_logging(this_request); 613 614 sci_base_state_machine_change_state( 615 &this_request->parent.state_machine, 616 SCI_BASE_REQUEST_STATE_CONSTRUCTED 617 ); 618 } 619 620 return status; 621 } 622 623 //**************************************************************************** 624 //* SCIC Interface Implementation 625 //**************************************************************************** 626 627 void scic_stp_io_request_set_ncq_tag( 628 SCI_IO_REQUEST_HANDLE_T scic_io_request, 629 U16 ncq_tag 630 ) 631 { 632 /** 633 * @note This could be made to return an error to the user if the user 634 * attempts to set the NCQ tag in the wrong state. 635 */ 636 SCIC_SDS_REQUEST_T * this_request = (SCIC_SDS_REQUEST_T *)scic_io_request; 637 this_request->task_context_buffer->type.stp.ncq_tag = ncq_tag; 638 } 639 640 // --------------------------------------------------------------------------- 641 642 void * scic_stp_io_request_get_h2d_reg_address( 643 SCI_IO_REQUEST_HANDLE_T scic_io_request 644 ) 645 { 646 SCIC_SDS_REQUEST_T * this_request = (SCIC_SDS_REQUEST_T *)scic_io_request; 647 648 return this_request->command_buffer; 649 } 650 651 // --------------------------------------------------------------------------- 652 653 void * scic_stp_io_request_get_d2h_reg_address( 654 SCI_IO_REQUEST_HANDLE_T scic_io_request 655 ) 656 { 657 SCIC_SDS_STP_REQUEST_T * this_request = (SCIC_SDS_STP_REQUEST_T *)scic_io_request; 658 659 return &this_request->d2h_reg_fis; 660 } 661 662 /** 663 * Get the next SGL element from the request. 664 * - Check on which SGL element pair we are working 665 * - if working on SLG pair element A 666 * - advance to element B 667 * - else 668 * - check to see if there are more SGL element pairs 669 * for this IO request 670 * - if there are more SGL element pairs 671 * - advance to the next pair and return element A 672 * 673 * @param[in] this_request 674 * 675 * @return SCU_SGL_ELEMENT_T* 676 */ 677 SCU_SGL_ELEMENT_T * scic_sds_stp_request_pio_get_next_sgl( 678 SCIC_SDS_STP_REQUEST_T * this_request 679 ) 680 { 681 SCU_SGL_ELEMENT_T * current_sgl; 682 683 if (this_request->type.pio.request_current.sgl_set == SCU_SGL_ELEMENT_PAIR_A) 684 { 685 if ( 686 (this_request->type.pio.request_current.sgl_pair->B.address_lower == 0) 687 && (this_request->type.pio.request_current.sgl_pair->B.address_upper == 0) 688 ) 689 { 690 current_sgl = NULL; 691 } 692 else 693 { 694 this_request->type.pio.request_current.sgl_set = SCU_SGL_ELEMENT_PAIR_B; 695 current_sgl = &(this_request->type.pio.request_current.sgl_pair->B); 696 } 697 } 698 else 699 { 700 if ( 701 (this_request->type.pio.request_current.sgl_pair->next_pair_lower == 0) 702 && (this_request->type.pio.request_current.sgl_pair->next_pair_upper == 0) 703 ) 704 { 705 current_sgl = NULL; 706 } 707 else 708 { 709 this_request->type.pio.request_current.sgl_pair = 710 scic_sds_request_get_sgl_element_pair( 711 &(this_request->parent), 712 ++this_request->type.pio.sgl_pair_index 713 ); 714 715 this_request->type.pio.request_current.sgl_set = SCU_SGL_ELEMENT_PAIR_A; 716 717 current_sgl = &(this_request->type.pio.request_current.sgl_pair->A); 718 } 719 } 720 721 return current_sgl; 722 } 723 724 /** 725 * This method will construct the SATA PIO request. 726 * 727 * @param[in] scic_io_request The core request object which is cast to a SATA 728 * PIO request object. 729 * 730 * @return This method returns an indication as to whether the construction 731 * was successful. 732 * @retval SCI_SUCCESS Currently this method always returns this value. 733 */ 734 SCI_STATUS scic_sds_stp_pio_request_construct( 735 SCIC_SDS_REQUEST_T * scic_io_request, 736 U8 sat_protocol, 737 BOOL copy_rx_frame 738 ) 739 { 740 SCIC_SDS_STP_REQUEST_T * this_request; 741 742 this_request = (SCIC_SDS_STP_REQUEST_T *)scic_io_request; 743 744 scic_sds_stp_non_ncq_request_construct(&this_request->parent); 745 746 scu_stp_raw_request_construct_task_context( 747 this_request, this_request->parent.task_context_buffer 748 ); 749 750 this_request->type.pio.current_transfer_bytes = 0; 751 this_request->type.pio.ending_error = 0; 752 this_request->type.pio.ending_status = 0; 753 754 this_request->type.pio.request_current.sgl_offset = 0; 755 this_request->type.pio.request_current.sgl_set = SCU_SGL_ELEMENT_PAIR_A; 756 this_request->type.pio.sat_protocol = sat_protocol; 757 this_request->type.pio.sgl_pair_index = 0; 758 759 if ((copy_rx_frame) || (sat_protocol == SAT_PROTOCOL_PIO_DATA_OUT)) 760 { 761 scic_sds_request_build_sgl(&this_request->parent); 762 // Since the IO request copy of the TC contains the same data as 763 // the actual TC this pointer is vaild for either. 764 this_request->type.pio.request_current.sgl_pair = 765 &this_request->parent.task_context_buffer->sgl_pair_ab; 766 } 767 else 768 { 769 // The user does not want the data copied to the SGL buffer location 770 this_request->type.pio.request_current.sgl_pair = NULL; 771 } 772 773 sci_base_state_machine_construct( 774 &this_request->parent.started_substate_machine, 775 &this_request->parent.parent.parent, 776 scic_sds_stp_request_started_pio_substate_table, 777 SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_H2D_COMPLETION_SUBSTATE 778 ); 779 780 return SCI_SUCCESS; 781 } 782 783 //****************************************************************************** 784 //* STP NON-DATA STATE MACHINE 785 //****************************************************************************** 786 787 /** 788 * This method processes a TC completion. The expected TC completion is 789 * for the transmission of the H2D register FIS containing the SATA/STP 790 * non-data request. 791 * 792 * @param[in] this_request 793 * @param[in] completion_code 794 * 795 * @return This method always successfully processes the TC completion. 796 * @retval SCI_SUCCESS This value is always returned. 797 */ 798 static 799 SCI_STATUS scic_sds_stp_request_non_data_await_h2d_tc_completion_handler( 800 SCIC_SDS_REQUEST_T * this_request, 801 U32 completion_code 802 ) 803 { 804 SCIC_LOG_TRACE(( 805 sci_base_object_get_logger(this_request), 806 SCIC_LOG_OBJECT_STP_IO_REQUEST, 807 "scic_sds_stp_request_non_data_await_h2d_tc_completion_handler(0x%x, 0x%x) enter\n", 808 this_request, completion_code 809 )); 810 811 switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) 812 { 813 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD): 814 scic_sds_request_set_status( 815 this_request, SCU_TASK_DONE_GOOD, SCI_SUCCESS 816 ); 817 818 sci_base_state_machine_change_state( 819 &this_request->started_substate_machine, 820 SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_D2H_SUBSTATE 821 ); 822 break; 823 824 default: 825 // All other completion status cause the IO to be complete. If a NAK 826 // was received, then it is up to the user to retry the request. 827 scic_sds_request_set_status( 828 this_request, 829 SCU_NORMALIZE_COMPLETION_STATUS(completion_code), 830 SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR 831 ); 832 833 sci_base_state_machine_change_state( 834 &this_request->parent.state_machine, SCI_BASE_REQUEST_STATE_COMPLETED 835 ); 836 break; 837 } 838 839 return SCI_SUCCESS; 840 } 841 842 /** 843 * This method processes frames received from the target while waiting 844 * for a device to host register FIS. If a non-register FIS is received 845 * during this time, it is treated as a protocol violation from an 846 * IO perspective. 847 * 848 * @param[in] request This parameter specifies the request for which a 849 * frame has been received. 850 * @param[in] frame_index This parameter specifies the index of the frame 851 * that has been received. 852 * 853 * @return Indicate if the received frame was processed successfully. 854 */ 855 static 856 SCI_STATUS scic_sds_stp_request_non_data_await_d2h_frame_handler( 857 SCIC_SDS_REQUEST_T * request, 858 U32 frame_index 859 ) 860 { 861 SCI_STATUS status; 862 SATA_FIS_HEADER_T * frame_header; 863 U32 * frame_buffer; 864 SCIC_SDS_STP_REQUEST_T * this_request = (SCIC_SDS_STP_REQUEST_T *)request; 865 866 // Save off the controller, so that we do not touch the request after it 867 // is completed. 868 SCIC_SDS_CONTROLLER_T * owning_controller = this_request->parent.owning_controller; 869 870 SCIC_LOG_TRACE(( 871 sci_base_object_get_logger(this_request), 872 SCIC_LOG_OBJECT_STP_IO_REQUEST, 873 "scic_sds_stp_request_non_data_await_d2h_frame_handler(0x%x, 0x%x) enter\n", 874 this_request, frame_index 875 )); 876 877 status = scic_sds_unsolicited_frame_control_get_header( 878 &(owning_controller->uf_control), 879 frame_index, 880 (void**) &frame_header 881 ); 882 883 if (status == SCI_SUCCESS) 884 { 885 switch (frame_header->fis_type) 886 { 887 case SATA_FIS_TYPE_REGD2H: 888 scic_sds_unsolicited_frame_control_get_buffer( 889 &(owning_controller->uf_control), 890 frame_index, 891 (void**) &frame_buffer 892 ); 893 894 scic_sds_controller_copy_sata_response( 895 &this_request->d2h_reg_fis, (U32 *)frame_header, frame_buffer 896 ); 897 898 // The command has completed with error 899 scic_sds_request_set_status( 900 &this_request->parent, 901 SCU_TASK_DONE_CHECK_RESPONSE, 902 SCI_FAILURE_IO_RESPONSE_VALID 903 ); 904 break; 905 906 default: 907 SCIC_LOG_WARNING(( 908 sci_base_object_get_logger(this_request), 909 SCIC_LOG_OBJECT_STP_IO_REQUEST, 910 "IO Request:0x%x Frame Id:%d protocol violation occurred\n", 911 this_request, frame_index 912 )); 913 914 scic_sds_request_set_status( 915 &this_request->parent, 916 SCU_TASK_DONE_UNEXP_FIS, 917 SCI_FAILURE_PROTOCOL_VIOLATION 918 ); 919 break; 920 } 921 922 sci_base_state_machine_change_state( 923 &this_request->parent.parent.state_machine, 924 SCI_BASE_REQUEST_STATE_COMPLETED 925 ); 926 927 // Frame has been decoded return it to the controller 928 scic_sds_controller_release_frame( 929 owning_controller, frame_index 930 ); 931 } 932 else 933 { 934 SCIC_LOG_ERROR(( 935 sci_base_object_get_logger(this_request), 936 SCIC_LOG_OBJECT_STP_IO_REQUEST, 937 "SCIC IO Request 0x%x could not get frame header for frame index %d, status %x\n", 938 this_request, frame_index, status 939 )); 940 } 941 942 return status; 943 } 944 945 // --------------------------------------------------------------------------- 946 947 SCIC_SDS_IO_REQUEST_STATE_HANDLER_T 948 scic_sds_stp_request_started_non_data_substate_handler_table 949 [SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_MAX_SUBSTATES] = 950 { 951 // SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_H2D_COMPLETION_SUBSTATE 952 { 953 { 954 scic_sds_request_default_start_handler, 955 scic_sds_request_started_state_abort_handler, 956 scic_sds_request_default_complete_handler, 957 scic_sds_request_default_destruct_handler 958 }, 959 scic_sds_stp_request_non_data_await_h2d_tc_completion_handler, 960 scic_sds_request_default_event_handler, 961 scic_sds_request_default_frame_handler 962 }, 963 // SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_D2H_SUBSTATE 964 { 965 { 966 scic_sds_request_default_start_handler, 967 scic_sds_request_started_state_abort_handler, 968 scic_sds_request_default_complete_handler, 969 scic_sds_request_default_destruct_handler 970 }, 971 scic_sds_request_default_tc_completion_handler, 972 scic_sds_request_default_event_handler, 973 scic_sds_stp_request_non_data_await_d2h_frame_handler 974 } 975 }; 976 977 static 978 void scic_sds_stp_request_started_non_data_await_h2d_completion_enter( 979 SCI_BASE_OBJECT_T *object 980 ) 981 { 982 SCIC_SDS_REQUEST_T *this_request = (SCIC_SDS_REQUEST_T *)object; 983 984 SET_STATE_HANDLER( 985 this_request, 986 scic_sds_stp_request_started_non_data_substate_handler_table, 987 SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_H2D_COMPLETION_SUBSTATE 988 ); 989 990 scic_sds_remote_device_set_working_request( 991 this_request->target_device, this_request 992 ); 993 } 994 995 static 996 void scic_sds_stp_request_started_non_data_await_d2h_enter( 997 SCI_BASE_OBJECT_T *object 998 ) 999 { 1000 SCIC_SDS_REQUEST_T *this_request = (SCIC_SDS_REQUEST_T *)object; 1001 1002 SET_STATE_HANDLER( 1003 this_request, 1004 scic_sds_stp_request_started_non_data_substate_handler_table, 1005 SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_D2H_SUBSTATE 1006 ); 1007 } 1008 1009 // --------------------------------------------------------------------------- 1010 1011 SCI_BASE_STATE_T scic_sds_stp_request_started_non_data_substate_table 1012 [SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_MAX_SUBSTATES] = 1013 { 1014 { 1015 SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_H2D_COMPLETION_SUBSTATE, 1016 scic_sds_stp_request_started_non_data_await_h2d_completion_enter, 1017 NULL 1018 }, 1019 { 1020 SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_D2H_SUBSTATE, 1021 scic_sds_stp_request_started_non_data_await_d2h_enter, 1022 NULL 1023 } 1024 }; 1025 1026 //****************************************************************************** 1027 //* STP PIO STATE MACHINE 1028 //****************************************************************************** 1029 1030 #define SCU_MAX_FRAME_BUFFER_SIZE 0x400 // 1K is the maximum SCU frame data payload 1031 1032 /** 1033 * This function will transmit DATA_FIS from (current sgl + offset) for input parameter length. 1034 * current sgl and offset is alreay stored in the IO request 1035 * 1036 * @param[in] this_request 1037 * @param[in] length 1038 * 1039 * @return SCI_STATUS 1040 */ 1041 static 1042 SCI_STATUS scic_sds_stp_request_pio_data_out_trasmit_data_frame ( 1043 SCIC_SDS_REQUEST_T * this_request, 1044 U32 length 1045 ) 1046 { 1047 SCI_STATUS status = SCI_SUCCESS; 1048 SCU_SGL_ELEMENT_T * current_sgl; 1049 SCIC_SDS_STP_REQUEST_T * this_sds_stp_request = (SCIC_SDS_STP_REQUEST_T *)this_request; 1050 1051 // Recycle the TC and reconstruct it for sending out DATA FIS containing 1052 // for the data from current_sgl+offset for the input length 1053 SCU_TASK_CONTEXT_T * task_context = scic_sds_controller_get_task_context_buffer( 1054 this_request->owning_controller, 1055 this_request->io_tag 1056 ); 1057 1058 if (this_sds_stp_request->type.pio.request_current.sgl_set == SCU_SGL_ELEMENT_PAIR_A) 1059 { 1060 current_sgl = &(this_sds_stp_request->type.pio.request_current.sgl_pair->A); 1061 } 1062 else 1063 { 1064 current_sgl = &(this_sds_stp_request->type.pio.request_current.sgl_pair->B); 1065 } 1066 1067 //update the TC 1068 task_context->command_iu_upper = current_sgl->address_upper; 1069 task_context->command_iu_lower = current_sgl->address_lower; 1070 task_context->transfer_length_bytes = length; 1071 task_context->type.stp.fis_type = SATA_FIS_TYPE_DATA; 1072 1073 // send the new TC out. 1074 status = this_request->owning_controller->state_handlers->parent.continue_io_handler( 1075 &this_request->owning_controller->parent, 1076 &this_request->target_device->parent, 1077 &this_request->parent 1078 ); 1079 1080 return status; 1081 1082 } 1083 1084 /** 1085 * 1086 * 1087 * @param[in] this_request 1088 * 1089 * @return SCI_STATUS 1090 */ 1091 static 1092 SCI_STATUS scic_sds_stp_request_pio_data_out_transmit_data( 1093 SCIC_SDS_REQUEST_T * this_sds_request 1094 ) 1095 { 1096 1097 SCU_SGL_ELEMENT_T * current_sgl; 1098 U32 sgl_offset; 1099 U32 remaining_bytes_in_current_sgl = 0; 1100 SCI_STATUS status = SCI_SUCCESS; 1101 1102 SCIC_SDS_STP_REQUEST_T * this_sds_stp_request = (SCIC_SDS_STP_REQUEST_T *)this_sds_request; 1103 1104 sgl_offset = this_sds_stp_request->type.pio.request_current.sgl_offset; 1105 1106 if (this_sds_stp_request->type.pio.request_current.sgl_set == SCU_SGL_ELEMENT_PAIR_A) 1107 { 1108 current_sgl = &(this_sds_stp_request->type.pio.request_current.sgl_pair->A); 1109 remaining_bytes_in_current_sgl = this_sds_stp_request->type.pio.request_current.sgl_pair->A.length - sgl_offset; 1110 } 1111 else 1112 { 1113 current_sgl = &(this_sds_stp_request->type.pio.request_current.sgl_pair->B); 1114 remaining_bytes_in_current_sgl = this_sds_stp_request->type.pio.request_current.sgl_pair->B.length - sgl_offset; 1115 } 1116 1117 1118 if (this_sds_stp_request->type.pio.pio_transfer_bytes > 0) 1119 { 1120 if (this_sds_stp_request->type.pio.pio_transfer_bytes >= remaining_bytes_in_current_sgl ) 1121 { 1122 //recycle the TC and send the H2D Data FIS from (current sgl + sgl_offset) and length = remaining_bytes_in_current_sgl 1123 status = scic_sds_stp_request_pio_data_out_trasmit_data_frame (this_sds_request, remaining_bytes_in_current_sgl); 1124 if (status == SCI_SUCCESS) 1125 { 1126 this_sds_stp_request->type.pio.pio_transfer_bytes -= remaining_bytes_in_current_sgl; 1127 sgl_offset = 0; 1128 } 1129 } 1130 else if (this_sds_stp_request->type.pio.pio_transfer_bytes < remaining_bytes_in_current_sgl ) 1131 { 1132 //recycle the TC and send the H2D Data FIS from (current sgl + sgl_offset) and length = type.pio.pio_transfer_bytes 1133 scic_sds_stp_request_pio_data_out_trasmit_data_frame (this_sds_request, this_sds_stp_request->type.pio.pio_transfer_bytes); 1134 1135 if (status == SCI_SUCCESS) 1136 { 1137 //Sgl offset will be adjusted and saved for future 1138 sgl_offset += this_sds_stp_request->type.pio.pio_transfer_bytes; 1139 current_sgl->address_lower += this_sds_stp_request->type.pio.pio_transfer_bytes; 1140 this_sds_stp_request->type.pio.pio_transfer_bytes = 0; 1141 } 1142 } 1143 } 1144 1145 if (status == SCI_SUCCESS) 1146 { 1147 this_sds_stp_request->type.pio.request_current.sgl_offset = sgl_offset; 1148 } 1149 1150 return status; 1151 } 1152 1153 /** 1154 * Copy the data from the buffer for the length specified to the IO reqeust 1155 * SGL specified data region. 1156 * 1157 * @param[in] this_request The request that is used for the SGL processing. 1158 * @param[in] data_buffer The buffer of data to be copied. 1159 * @param[in] length The length of the data transfer. 1160 * 1161 * @return SCI_STATUS 1162 */ 1163 static 1164 SCI_STATUS scic_sds_stp_request_pio_data_in_copy_data_buffer( 1165 SCIC_SDS_STP_REQUEST_T * this_request, 1166 U8 * data_buffer, 1167 U32 length 1168 ) 1169 { 1170 SCI_STATUS status; 1171 SCU_SGL_ELEMENT_T * current_sgl; 1172 U32 sgl_offset; 1173 U32 data_offset; 1174 U8 * source_address; 1175 1176 // Initial setup to get the current working SGL and the offset within the buffer 1177 current_sgl = 1178 (this_request->type.pio.request_current.sgl_set == SCU_SGL_ELEMENT_PAIR_A) ? 1179 &(this_request->type.pio.request_current.sgl_pair->A) : 1180 &(this_request->type.pio.request_current.sgl_pair->B) ; 1181 1182 sgl_offset = this_request->type.pio.request_current.sgl_offset; 1183 1184 source_address = data_buffer; 1185 data_offset = this_request->type.pio.current_transfer_bytes; 1186 status = SCI_SUCCESS; 1187 1188 // While we are still doing Ok and there is more data to transfer 1189 while ( 1190 (length > 0) 1191 && (status == SCI_SUCCESS) 1192 ) 1193 { 1194 if (current_sgl->length == sgl_offset) 1195 { 1196 // This SGL has been exauhasted so we need to get the next SGL 1197 current_sgl = scic_sds_stp_request_pio_get_next_sgl(this_request); 1198 1199 if (current_sgl == NULL) 1200 status = SCI_FAILURE; 1201 else 1202 sgl_offset = 0; 1203 } 1204 else 1205 { 1206 #ifdef ENABLE_OSSL_COPY_BUFFER 1207 scic_cb_io_request_copy_buffer(this_request, data_buffer, data_offset, length); 1208 length = 0; 1209 #else 1210 U8 * destination_address; 1211 U32 copy_length; 1212 1213 destination_address = (U8 *)scic_cb_io_request_get_virtual_address_from_sgl( 1214 this_request, 1215 data_offset 1216 ); 1217 1218 copy_length = MIN(length, current_sgl->length - sgl_offset); 1219 1220 memcpy(destination_address, source_address, copy_length); 1221 1222 length -= copy_length; 1223 sgl_offset += copy_length; 1224 data_offset += copy_length; 1225 source_address += copy_length; 1226 #endif 1227 } 1228 } 1229 1230 this_request->type.pio.request_current.sgl_offset = sgl_offset; 1231 1232 return status; 1233 } 1234 1235 /** 1236 * Copy the data buffer to the io request data region. 1237 * 1238 * @param[in] this_request The PIO DATA IN request that is to receive the 1239 * data. 1240 * @param[in] data_buffer The buffer to copy from. 1241 * 1242 * @return SCI_STATUS 1243 */ 1244 static 1245 SCI_STATUS scic_sds_stp_request_pio_data_in_copy_data( 1246 SCIC_SDS_STP_REQUEST_T * this_request, 1247 U8 * data_buffer 1248 ) 1249 { 1250 SCI_STATUS status; 1251 1252 // If there is less than 1K remaining in the transfer request 1253 // copy just the data for the transfer 1254 if (this_request->type.pio.pio_transfer_bytes < SCU_MAX_FRAME_BUFFER_SIZE) 1255 { 1256 status = scic_sds_stp_request_pio_data_in_copy_data_buffer( 1257 this_request,data_buffer,this_request->type.pio.pio_transfer_bytes); 1258 1259 if (status == SCI_SUCCESS) 1260 { 1261 // All data for this PIO request has now been copied, so we don't 1262 // technically need to update current_transfer_bytes here - just 1263 // doing it for completeness. 1264 this_request->type.pio.current_transfer_bytes += this_request->type.pio.pio_transfer_bytes; 1265 this_request->type.pio.pio_transfer_bytes = 0; 1266 } 1267 } 1268 else 1269 { 1270 // We are transferring the whole frame so copy 1271 status = scic_sds_stp_request_pio_data_in_copy_data_buffer( 1272 this_request, data_buffer, SCU_MAX_FRAME_BUFFER_SIZE); 1273 1274 if (status == SCI_SUCCESS) 1275 { 1276 this_request->type.pio.pio_transfer_bytes -= SCU_MAX_FRAME_BUFFER_SIZE; 1277 this_request->type.pio.current_transfer_bytes += SCU_MAX_FRAME_BUFFER_SIZE; 1278 } 1279 } 1280 1281 return status; 1282 } 1283 1284 /** 1285 * 1286 * 1287 * @param[in] this_request 1288 * @param[in] completion_code 1289 * 1290 * @return SCI_STATUS 1291 */ 1292 static 1293 SCI_STATUS scic_sds_stp_request_pio_await_h2d_completion_tc_completion_handler( 1294 SCIC_SDS_REQUEST_T * this_request, 1295 U32 completion_code 1296 ) 1297 { 1298 SCI_STATUS status = SCI_SUCCESS; 1299 1300 SCIC_LOG_TRACE(( 1301 sci_base_object_get_logger(this_request), 1302 SCIC_LOG_OBJECT_STP_IO_REQUEST, 1303 "scic_sds_stp_request_pio_data_in_await_h2d_completion_tc_completion_handler(0x%x, 0x%x) enter\n", 1304 this_request, completion_code 1305 )); 1306 1307 switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) 1308 { 1309 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD): 1310 scic_sds_request_set_status( 1311 this_request, SCU_TASK_DONE_GOOD, SCI_SUCCESS 1312 ); 1313 1314 sci_base_state_machine_change_state( 1315 &this_request->started_substate_machine, 1316 SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE 1317 ); 1318 break; 1319 1320 default: 1321 // All other completion status cause the IO to be complete. If a NAK 1322 // was received, then it is up to the user to retry the request. 1323 scic_sds_request_set_status( 1324 this_request, 1325 SCU_NORMALIZE_COMPLETION_STATUS(completion_code), 1326 SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR 1327 ); 1328 1329 sci_base_state_machine_change_state( 1330 &this_request->parent.state_machine, 1331 SCI_BASE_REQUEST_STATE_COMPLETED 1332 ); 1333 break; 1334 } 1335 1336 return status; 1337 } 1338 1339 /** 1340 * 1341 * 1342 * @param[in] this_request 1343 * @param[in] frame_index 1344 * 1345 * @return SCI_STATUS 1346 */ 1347 static 1348 SCI_STATUS scic_sds_stp_request_pio_await_frame_frame_handler( 1349 SCIC_SDS_REQUEST_T * request, 1350 U32 frame_index 1351 ) 1352 { 1353 SCI_STATUS status; 1354 SATA_FIS_HEADER_T * frame_header; 1355 U32 * frame_buffer; 1356 SCIC_SDS_STP_REQUEST_T * this_request; 1357 SCIC_SDS_CONTROLLER_T * owning_controller; 1358 1359 this_request = (SCIC_SDS_STP_REQUEST_T *)request; 1360 1361 // Save off the controller, so that we do not touch the request after it 1362 // is completed. 1363 owning_controller = this_request->parent.owning_controller; 1364 1365 SCIC_LOG_TRACE(( 1366 sci_base_object_get_logger(this_request), 1367 SCIC_LOG_OBJECT_STP_IO_REQUEST, 1368 "scic_sds_stp_request_pio_data_in_await_frame_frame_handler(0x%x, 0x%x) enter\n", 1369 this_request, frame_index 1370 )); 1371 1372 status = scic_sds_unsolicited_frame_control_get_header( 1373 &(owning_controller->uf_control), 1374 frame_index, 1375 (void**) &frame_header 1376 ); 1377 1378 if (status == SCI_SUCCESS) 1379 { 1380 switch (frame_header->fis_type) 1381 { 1382 case SATA_FIS_TYPE_PIO_SETUP: 1383 // Get from the frame buffer the PIO Setup Data 1384 scic_sds_unsolicited_frame_control_get_buffer( 1385 &(owning_controller->uf_control), 1386 frame_index, 1387 (void**) &frame_buffer 1388 ); 1389 1390 // Get the data from the PIO Setup 1391 // The SCU Hardware returns first word in the frame_header and the rest 1392 // of the data is in the frame buffer so we need to back up one dword 1393 this_request->type.pio.pio_transfer_bytes = 1394 (U16)((SATA_FIS_PIO_SETUP_T *)(&frame_buffer[-1]))->transfter_count; 1395 this_request->type.pio.ending_status = 1396 (U8)((SATA_FIS_PIO_SETUP_T *)(&frame_buffer[-1]))->ending_status; 1397 1398 scic_sds_controller_copy_sata_response( 1399 &this_request->d2h_reg_fis, (U32 *)frame_header, frame_buffer 1400 ); 1401 1402 this_request->d2h_reg_fis.status = 1403 this_request->type.pio.ending_status; 1404 1405 //The next state is dependent on whether the request was PIO Data-in or Data out 1406 if (this_request->type.pio.sat_protocol == SAT_PROTOCOL_PIO_DATA_IN) 1407 { 1408 sci_base_state_machine_change_state( 1409 &this_request->parent.started_substate_machine, 1410 SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_IN_AWAIT_DATA_SUBSTATE 1411 ); 1412 } 1413 else if (this_request->type.pio.sat_protocol == SAT_PROTOCOL_PIO_DATA_OUT) 1414 { 1415 //Transmit data 1416 status = scic_sds_stp_request_pio_data_out_transmit_data ( request); 1417 if (status == SCI_SUCCESS) 1418 { 1419 sci_base_state_machine_change_state( 1420 &this_request->parent.started_substate_machine, 1421 SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_OUT_TRANSMIT_DATA_SUBSTATE 1422 ); 1423 } 1424 } 1425 break; 1426 1427 case SATA_FIS_TYPE_SETDEVBITS: 1428 sci_base_state_machine_change_state( 1429 &this_request->parent.started_substate_machine, 1430 SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE 1431 ); 1432 break; 1433 1434 case SATA_FIS_TYPE_REGD2H: 1435 if ( (frame_header->status & ATA_STATUS_REG_BSY_BIT) == 0) 1436 { 1437 scic_sds_unsolicited_frame_control_get_buffer( 1438 &(owning_controller->uf_control), 1439 frame_index, 1440 (void**) &frame_buffer 1441 ); 1442 1443 scic_sds_controller_copy_sata_response( 1444 &this_request->d2h_reg_fis, (U32 *)frame_header, frame_buffer); 1445 1446 scic_sds_request_set_status( 1447 &this_request->parent, 1448 SCU_TASK_DONE_CHECK_RESPONSE, 1449 SCI_FAILURE_IO_RESPONSE_VALID 1450 ); 1451 1452 sci_base_state_machine_change_state( 1453 &this_request->parent.parent.state_machine, 1454 SCI_BASE_REQUEST_STATE_COMPLETED 1455 ); 1456 } 1457 else 1458 { 1459 // Now why is the drive sending a D2H Register FIS when it is still busy? 1460 // Do nothing since we are still in the right state. 1461 SCIC_LOG_INFO(( 1462 sci_base_object_get_logger(this_request), 1463 SCIC_LOG_OBJECT_STP_IO_REQUEST, 1464 "SCIC PIO Request 0x%x received D2H Register FIS with BSY status 0x%x\n", 1465 this_request, frame_header->status 1466 )); 1467 } 1468 break; 1469 1470 default: 1471 break; 1472 } 1473 1474 // Frame is decoded return it to the controller 1475 scic_sds_controller_release_frame( 1476 owning_controller, 1477 frame_index 1478 ); 1479 } 1480 else 1481 { 1482 SCIC_LOG_ERROR(( 1483 sci_base_object_get_logger(this_request), 1484 SCIC_LOG_OBJECT_STP_IO_REQUEST, 1485 "SCIC IO Request 0x%x could not get frame header for frame index %d, status %x\n", 1486 this_request, frame_index, status 1487 )); 1488 } 1489 1490 return status; 1491 } 1492 1493 /** 1494 * 1495 * 1496 * @param[in] this_request 1497 * @param[in] frame_index 1498 * 1499 * @return SCI_STATUS 1500 */ 1501 static 1502 SCI_STATUS scic_sds_stp_request_pio_data_in_await_data_frame_handler( 1503 SCIC_SDS_REQUEST_T * request, 1504 U32 frame_index 1505 ) 1506 { 1507 SCI_STATUS status; 1508 SATA_FIS_HEADER_T * frame_header; 1509 SATA_FIS_DATA_T * frame_buffer; 1510 SCIC_SDS_STP_REQUEST_T * this_request; 1511 SCIC_SDS_CONTROLLER_T * owning_controller; 1512 1513 this_request = (SCIC_SDS_STP_REQUEST_T *)request; 1514 1515 // Save off the controller, so that we do not touch the request after it 1516 // is completed. 1517 owning_controller = this_request->parent.owning_controller; 1518 1519 SCIC_LOG_TRACE(( 1520 sci_base_object_get_logger(this_request), 1521 SCIC_LOG_OBJECT_STP_IO_REQUEST, 1522 "scic_sds_stp_request_pio_data_in_await_data_frame_handler(0x%x, 0x%x) enter\n", 1523 this_request, frame_index 1524 )); 1525 1526 status = scic_sds_unsolicited_frame_control_get_header( 1527 &(owning_controller->uf_control), 1528 frame_index, 1529 (void**) &frame_header 1530 ); 1531 1532 if (status == SCI_SUCCESS) 1533 { 1534 if (frame_header->fis_type == SATA_FIS_TYPE_DATA) 1535 { 1536 if (this_request->type.pio.request_current.sgl_pair == NULL) 1537 { 1538 this_request->parent.saved_rx_frame_index = frame_index; 1539 this_request->type.pio.pio_transfer_bytes = 0; 1540 } 1541 else 1542 { 1543 status = scic_sds_unsolicited_frame_control_get_buffer( 1544 &(owning_controller->uf_control), 1545 frame_index, 1546 (void**) &frame_buffer 1547 ); 1548 1549 status = scic_sds_stp_request_pio_data_in_copy_data(this_request, (U8 *)frame_buffer); 1550 1551 // Frame is decoded return it to the controller 1552 scic_sds_controller_release_frame( 1553 owning_controller, 1554 frame_index 1555 ); 1556 } 1557 1558 // Check for the end of the transfer, are there more bytes remaining 1559 // for this data transfer 1560 if ( 1561 (status == SCI_SUCCESS) 1562 && (this_request->type.pio.pio_transfer_bytes == 0) 1563 ) 1564 { 1565 if ((this_request->type.pio.ending_status & ATA_STATUS_REG_BSY_BIT) == 0) 1566 { 1567 scic_sds_request_set_status( 1568 &this_request->parent, 1569 SCU_TASK_DONE_CHECK_RESPONSE, 1570 SCI_FAILURE_IO_RESPONSE_VALID 1571 ); 1572 1573 sci_base_state_machine_change_state( 1574 &this_request->parent.parent.state_machine, 1575 SCI_BASE_REQUEST_STATE_COMPLETED 1576 ); 1577 } 1578 else 1579 { 1580 sci_base_state_machine_change_state( 1581 &this_request->parent.started_substate_machine, 1582 SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE 1583 ); 1584 } 1585 } 1586 } 1587 else 1588 { 1589 SCIC_LOG_ERROR(( 1590 sci_base_object_get_logger(this_request), 1591 SCIC_LOG_OBJECT_STP_IO_REQUEST, 1592 "SCIC PIO Request 0x%x received frame %d with fis type 0x%02x when expecting a data fis.\n", 1593 this_request, frame_index, frame_header->fis_type 1594 )); 1595 1596 scic_sds_request_set_status( 1597 &this_request->parent, 1598 SCU_TASK_DONE_GOOD, 1599 SCI_FAILURE_IO_REQUIRES_SCSI_ABORT 1600 ); 1601 1602 sci_base_state_machine_change_state( 1603 &this_request->parent.parent.state_machine, 1604 SCI_BASE_REQUEST_STATE_COMPLETED 1605 ); 1606 1607 // Frame is decoded return it to the controller 1608 scic_sds_controller_release_frame( 1609 owning_controller, 1610 frame_index 1611 ); 1612 } 1613 } 1614 else 1615 { 1616 SCIC_LOG_ERROR(( 1617 sci_base_object_get_logger(this_request), 1618 SCIC_LOG_OBJECT_STP_IO_REQUEST, 1619 "SCIC IO Request 0x%x could not get frame header for frame index %d, status %x\n", 1620 this_request, frame_index, status 1621 )); 1622 } 1623 1624 return status; 1625 } 1626 1627 1628 /** 1629 * 1630 * 1631 * @param[in] this_request 1632 * @param[in] completion_code 1633 * 1634 * @return SCI_STATUS 1635 */ 1636 static 1637 SCI_STATUS scic_sds_stp_request_pio_data_out_await_data_transmit_completion_tc_completion_handler( 1638 1639 SCIC_SDS_REQUEST_T * this_request, 1640 U32 completion_code 1641 ) 1642 { 1643 SCI_STATUS status = SCI_SUCCESS; 1644 BOOL all_frames_transferred = FALSE; 1645 1646 SCIC_SDS_STP_REQUEST_T *this_scic_sds_stp_request = (SCIC_SDS_STP_REQUEST_T *) this_request; 1647 1648 SCIC_LOG_TRACE(( 1649 sci_base_object_get_logger(this_request), 1650 SCIC_LOG_OBJECT_STP_IO_REQUEST, 1651 "scic_sds_stp_request_pio_data_in_await_h2d_completion_tc_completion_handler(0x%x, 0x%x) enter\n", 1652 this_request, completion_code 1653 )); 1654 1655 switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) 1656 { 1657 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD): 1658 //Transmit data 1659 if (this_scic_sds_stp_request->type.pio.pio_transfer_bytes != 0) 1660 { 1661 status = scic_sds_stp_request_pio_data_out_transmit_data ( this_request); 1662 if (status == SCI_SUCCESS) 1663 { 1664 if (this_scic_sds_stp_request->type.pio.pio_transfer_bytes == 0) 1665 all_frames_transferred = TRUE; 1666 } 1667 } 1668 else if (this_scic_sds_stp_request->type.pio.pio_transfer_bytes == 0) 1669 { 1670 //this will happen if the all data is written at the first time after the pio setup fis is received 1671 all_frames_transferred = TRUE; 1672 } 1673 1674 //all data transferred. 1675 if (all_frames_transferred) 1676 { 1677 //Change the state to SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_IN_AWAIT_FRAME_SUBSTATE 1678 //and wait for PIO_SETUP fis / or D2H REg fis. 1679 sci_base_state_machine_change_state( 1680 &this_request->started_substate_machine, 1681 SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE 1682 ); 1683 } 1684 break; 1685 1686 default: 1687 // All other completion status cause the IO to be complete. If a NAK 1688 // was received, then it is up to the user to retry the request. 1689 scic_sds_request_set_status( 1690 this_request, 1691 SCU_NORMALIZE_COMPLETION_STATUS(completion_code), 1692 SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR 1693 ); 1694 1695 sci_base_state_machine_change_state( 1696 &this_request->parent.state_machine, 1697 SCI_BASE_REQUEST_STATE_COMPLETED 1698 ); 1699 break; 1700 } 1701 1702 return status; 1703 } 1704 1705 /** 1706 * This method will handle any link layer events while waiting for the data 1707 * frame. 1708 * 1709 * @param[in] request This is the request which is receiving the event. 1710 * @param[in] event_code This is the event code that the request on which the 1711 * request is expected to take action. 1712 * 1713 * @return SCI_STATUS 1714 * @retval SCI_SUCCESS 1715 * @retval SCI_FAILURE 1716 */ 1717 static 1718 SCI_STATUS scic_sds_stp_request_pio_data_in_await_data_event_handler( 1719 SCIC_SDS_REQUEST_T * request, 1720 U32 event_code 1721 ) 1722 { 1723 SCI_STATUS status; 1724 1725 switch (scu_get_event_specifier(event_code)) 1726 { 1727 case SCU_TASK_DONE_CRC_ERR << SCU_EVENT_SPECIFIC_CODE_SHIFT: 1728 // We are waiting for data and the SCU has R_ERR the data frame. 1729 // Go back to waiting for the D2H Register FIS 1730 sci_base_state_machine_change_state( 1731 &request->started_substate_machine, 1732 SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE 1733 ); 1734 1735 status = SCI_SUCCESS; 1736 break; 1737 1738 default: 1739 SCIC_LOG_ERROR(( 1740 sci_base_object_get_logger(request), 1741 SCIC_LOG_OBJECT_STP_IO_REQUEST, 1742 "SCIC PIO Request 0x%x received unexpected event 0x%08x\n", 1743 request, event_code 1744 )); 1745 1746 /// @todo Should we fail the PIO request when we get an unexpected event? 1747 status = SCI_FAILURE; 1748 break; 1749 } 1750 1751 return status; 1752 } 1753 1754 // --------------------------------------------------------------------------- 1755 1756 SCIC_SDS_IO_REQUEST_STATE_HANDLER_T 1757 scic_sds_stp_request_started_pio_substate_handler_table 1758 [SCIC_SDS_STP_REQUEST_STARTED_PIO_MAX_SUBSTATES] = 1759 { 1760 // SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_H2D_COMPLETION_SUBSTATE 1761 { 1762 { 1763 scic_sds_request_default_start_handler, 1764 scic_sds_request_started_state_abort_handler, 1765 scic_sds_request_default_complete_handler, 1766 scic_sds_request_default_destruct_handler 1767 }, 1768 scic_sds_stp_request_pio_await_h2d_completion_tc_completion_handler, 1769 scic_sds_request_default_event_handler, 1770 scic_sds_request_default_frame_handler 1771 }, 1772 // SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE 1773 { 1774 { 1775 scic_sds_request_default_start_handler, 1776 //scic_sds_stp_pio_request_data_in_await_frame_abort_handler, 1777 scic_sds_request_started_state_abort_handler, 1778 scic_sds_request_default_complete_handler, 1779 scic_sds_request_default_destruct_handler 1780 }, 1781 scic_sds_request_default_tc_completion_handler, 1782 scic_sds_request_default_event_handler, 1783 scic_sds_stp_request_pio_await_frame_frame_handler 1784 }, 1785 // SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_IN_AWAIT_DATA_SUBSTATE 1786 { 1787 { 1788 scic_sds_request_default_start_handler, 1789 //scic_sds_stp_pio_request_data_in_await_data_abort_handler, 1790 scic_sds_request_started_state_abort_handler, 1791 scic_sds_request_default_complete_handler, 1792 scic_sds_request_default_destruct_handler 1793 }, 1794 scic_sds_request_default_tc_completion_handler, 1795 scic_sds_stp_request_pio_data_in_await_data_event_handler, 1796 scic_sds_stp_request_pio_data_in_await_data_frame_handler 1797 }, 1798 //SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_OUT_TRANSMIT_DATA_SUBSTATE 1799 { 1800 { 1801 scic_sds_request_default_start_handler, 1802 scic_sds_request_started_state_abort_handler, 1803 scic_sds_request_default_complete_handler, 1804 scic_sds_request_default_destruct_handler 1805 }, 1806 scic_sds_stp_request_pio_data_out_await_data_transmit_completion_tc_completion_handler, 1807 scic_sds_request_default_event_handler, 1808 scic_sds_request_default_frame_handler 1809 } 1810 }; 1811 1812 static 1813 void scic_sds_stp_request_started_pio_await_h2d_completion_enter( 1814 SCI_BASE_OBJECT_T *object 1815 ) 1816 { 1817 SCIC_SDS_REQUEST_T *this_request = (SCIC_SDS_REQUEST_T *)object; 1818 1819 SET_STATE_HANDLER( 1820 this_request, 1821 scic_sds_stp_request_started_pio_substate_handler_table, 1822 SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_H2D_COMPLETION_SUBSTATE 1823 ); 1824 1825 scic_sds_remote_device_set_working_request( 1826 this_request->target_device, this_request); 1827 } 1828 1829 static 1830 void scic_sds_stp_request_started_pio_await_frame_enter( 1831 SCI_BASE_OBJECT_T *object 1832 ) 1833 { 1834 SCIC_SDS_REQUEST_T *this_request = (SCIC_SDS_REQUEST_T *)object; 1835 1836 SET_STATE_HANDLER( 1837 this_request, 1838 scic_sds_stp_request_started_pio_substate_handler_table, 1839 SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE 1840 ); 1841 } 1842 1843 static 1844 void scic_sds_stp_request_started_pio_data_in_await_data_enter( 1845 SCI_BASE_OBJECT_T *object 1846 ) 1847 { 1848 SCIC_SDS_REQUEST_T *this_request = (SCIC_SDS_REQUEST_T *)object; 1849 1850 SET_STATE_HANDLER( 1851 this_request, 1852 scic_sds_stp_request_started_pio_substate_handler_table, 1853 SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_IN_AWAIT_DATA_SUBSTATE 1854 ); 1855 } 1856 1857 static 1858 void scic_sds_stp_request_started_pio_data_out_transmit_data_enter( 1859 SCI_BASE_OBJECT_T *object 1860 ) 1861 { 1862 SCIC_SDS_REQUEST_T *this_request = (SCIC_SDS_REQUEST_T *)object; 1863 1864 SET_STATE_HANDLER( 1865 this_request, 1866 scic_sds_stp_request_started_pio_substate_handler_table, 1867 SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_OUT_TRANSMIT_DATA_SUBSTATE 1868 ); 1869 } 1870 1871 // --------------------------------------------------------------------------- 1872 1873 SCI_BASE_STATE_T 1874 scic_sds_stp_request_started_pio_substate_table 1875 [SCIC_SDS_STP_REQUEST_STARTED_PIO_MAX_SUBSTATES] = 1876 { 1877 { 1878 SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_H2D_COMPLETION_SUBSTATE, 1879 scic_sds_stp_request_started_pio_await_h2d_completion_enter, 1880 NULL 1881 }, 1882 { 1883 SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE, 1884 scic_sds_stp_request_started_pio_await_frame_enter, 1885 NULL 1886 }, 1887 { 1888 SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_IN_AWAIT_DATA_SUBSTATE, 1889 scic_sds_stp_request_started_pio_data_in_await_data_enter, 1890 NULL 1891 }, 1892 { 1893 SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_OUT_TRANSMIT_DATA_SUBSTATE, 1894 scic_sds_stp_request_started_pio_data_out_transmit_data_enter, 1895 NULL 1896 } 1897 }; 1898 1899 //****************************************************************************** 1900 //* UDMA REQUEST STATE MACHINE 1901 //****************************************************************************** 1902 1903 static 1904 void scic_sds_stp_request_udma_complete_request( 1905 SCIC_SDS_REQUEST_T * this_request, 1906 U32 scu_status, 1907 SCI_STATUS sci_status 1908 ) 1909 { 1910 scic_sds_request_set_status( 1911 this_request, scu_status, sci_status 1912 ); 1913 1914 sci_base_state_machine_change_state( 1915 &this_request->parent.state_machine, 1916 SCI_BASE_REQUEST_STATE_COMPLETED 1917 ); 1918 } 1919 1920 /** 1921 * 1922 * 1923 * @param[in] this_request 1924 * @param[in] frame_index 1925 * 1926 * @return SCI_STATUS 1927 */ 1928 static 1929 SCI_STATUS scic_sds_stp_request_udma_general_frame_handler( 1930 SCIC_SDS_REQUEST_T * this_request, 1931 U32 frame_index 1932 ) 1933 { 1934 SCI_STATUS status; 1935 SATA_FIS_HEADER_T * frame_header; 1936 U32 * frame_buffer; 1937 1938 SCIC_LOG_TRACE(( 1939 sci_base_object_get_logger(this_request), 1940 SCIC_LOG_OBJECT_STP_IO_REQUEST, 1941 "scic_sds_stp_pio_request_data_in_await_frame_frame_handler(0x%x, 0x%x) enter\n", 1942 this_request, frame_index 1943 )); 1944 1945 status = scic_sds_unsolicited_frame_control_get_header( 1946 &this_request->owning_controller->uf_control, 1947 frame_index, 1948 (void**) &frame_header 1949 ); 1950 1951 if ( 1952 (status == SCI_SUCCESS) 1953 && (frame_header->fis_type == SATA_FIS_TYPE_REGD2H) 1954 ) 1955 { 1956 scic_sds_unsolicited_frame_control_get_buffer( 1957 &this_request->owning_controller->uf_control, 1958 frame_index, 1959 (void**) &frame_buffer 1960 ); 1961 1962 scic_sds_controller_copy_sata_response( 1963 &((SCIC_SDS_STP_REQUEST_T *)this_request)->d2h_reg_fis, 1964 (U32 *)frame_header, 1965 frame_buffer 1966 ); 1967 } 1968 1969 scic_sds_controller_release_frame( 1970 this_request->owning_controller, frame_index); 1971 1972 return status; 1973 } 1974 1975 /** 1976 * @brief This method process TC completions while in the state where 1977 * we are waiting for TC completions. 1978 * 1979 * @param[in] this_request 1980 * @param[in] completion_code 1981 * 1982 * @return SCI_STATUS 1983 */ 1984 static 1985 SCI_STATUS scic_sds_stp_request_udma_await_tc_completion_tc_completion_handler( 1986 SCIC_SDS_REQUEST_T * request, 1987 U32 completion_code 1988 ) 1989 { 1990 SCI_STATUS status = SCI_SUCCESS; 1991 SCIC_SDS_STP_REQUEST_T * this_request = (SCIC_SDS_STP_REQUEST_T *)request; 1992 1993 switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) 1994 { 1995 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD): 1996 scic_sds_stp_request_udma_complete_request( 1997 &this_request->parent, SCU_TASK_DONE_GOOD, SCI_SUCCESS 1998 ); 1999 break; 2000 2001 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_UNEXP_FIS): 2002 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_REG_ERR): 2003 // We must check ther response buffer to see if the D2H Register FIS was 2004 // received before we got the TC completion. 2005 if (this_request->d2h_reg_fis.fis_type == SATA_FIS_TYPE_REGD2H) 2006 { 2007 scic_sds_remote_device_suspend( 2008 this_request->parent.target_device, 2009 SCU_EVENT_SPECIFIC(SCU_NORMALIZE_COMPLETION_STATUS(completion_code)) 2010 ); 2011 2012 scic_sds_stp_request_udma_complete_request( 2013 &this_request->parent, 2014 SCU_TASK_DONE_CHECK_RESPONSE, 2015 SCI_FAILURE_IO_RESPONSE_VALID 2016 ); 2017 } 2018 else 2019 { 2020 // If we have an error completion status for the TC then we can expect a 2021 // D2H register FIS from the device so we must change state to wait for it 2022 sci_base_state_machine_change_state( 2023 &this_request->parent.started_substate_machine, 2024 SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_D2H_REG_FIS_SUBSTATE 2025 ); 2026 } 2027 break; 2028 2029 /// @todo Check to see if any of these completion status need to wait for 2030 /// the device to host register fis. 2031 /// @todo We can retry the command for SCU_TASK_DONE_CMD_LL_R_ERR - this comes only for B0 2032 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_INV_FIS_LEN): 2033 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_MAX_PLD_ERR): 2034 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_LL_R_ERR): 2035 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_CMD_LL_R_ERR): 2036 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_CRC_ERR): 2037 scic_sds_remote_device_suspend( 2038 this_request->parent.target_device, 2039 SCU_EVENT_SPECIFIC(SCU_NORMALIZE_COMPLETION_STATUS(completion_code)) 2040 ); 2041 // Fall through to the default case 2042 default: 2043 // All other completion status cause the IO to be complete. 2044 SCIC_LOG_ERROR(( 2045 sci_base_object_get_logger(&this_request->parent), 2046 SCIC_LOG_OBJECT_STP_IO_REQUEST, 2047 "SCIC IO Request 0x%x returning CONTROLLER_SPECIFIC_IO_ERR for completion code 0x%x\n", 2048 &this_request->parent, completion_code 2049 )); 2050 scic_sds_stp_request_udma_complete_request( 2051 &this_request->parent, 2052 SCU_NORMALIZE_COMPLETION_STATUS(completion_code), 2053 SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR 2054 ); 2055 break; 2056 } 2057 2058 return status; 2059 } 2060 2061 static 2062 SCI_STATUS scic_sds_stp_request_udma_await_d2h_reg_fis_frame_handler( 2063 SCIC_SDS_REQUEST_T * this_request, 2064 U32 frame_index 2065 ) 2066 { 2067 SCI_STATUS status; 2068 2069 // Use the general frame handler to copy the resposne data 2070 status = scic_sds_stp_request_udma_general_frame_handler(this_request, frame_index); 2071 2072 if (status == SCI_SUCCESS) 2073 { 2074 scic_sds_stp_request_udma_complete_request( 2075 this_request, 2076 SCU_TASK_DONE_CHECK_RESPONSE, 2077 SCI_FAILURE_IO_RESPONSE_VALID 2078 ); 2079 } 2080 2081 return status; 2082 } 2083 2084 // --------------------------------------------------------------------------- 2085 2086 SCIC_SDS_IO_REQUEST_STATE_HANDLER_T 2087 scic_sds_stp_request_started_udma_substate_handler_table 2088 [SCIC_SDS_STP_REQUEST_STARTED_UDMA_MAX_SUBSTATES] = 2089 { 2090 // SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_TC_COMPLETION_SUBSTATE 2091 { 2092 { 2093 scic_sds_request_default_start_handler, 2094 scic_sds_request_started_state_abort_handler, 2095 scic_sds_request_default_complete_handler, 2096 scic_sds_request_default_destruct_handler 2097 }, 2098 scic_sds_stp_request_udma_await_tc_completion_tc_completion_handler, 2099 scic_sds_request_default_event_handler, 2100 scic_sds_stp_request_udma_general_frame_handler 2101 }, 2102 // SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_D2H_REG_FIS_SUBSTATE 2103 { 2104 { 2105 scic_sds_request_default_start_handler, 2106 scic_sds_request_started_state_abort_handler, 2107 scic_sds_request_default_complete_handler, 2108 scic_sds_request_default_destruct_handler 2109 }, 2110 scic_sds_request_default_tc_completion_handler, 2111 scic_sds_request_default_event_handler, 2112 scic_sds_stp_request_udma_await_d2h_reg_fis_frame_handler 2113 } 2114 }; 2115 2116 /** 2117 * 2118 * 2119 * @param[in] object 2120 */ 2121 static 2122 void scic_sds_stp_request_started_udma_await_tc_completion_enter( 2123 SCI_BASE_OBJECT_T *object 2124 ) 2125 { 2126 SCIC_SDS_REQUEST_T *this_request = (SCIC_SDS_REQUEST_T *)object; 2127 2128 SET_STATE_HANDLER( 2129 this_request, 2130 scic_sds_stp_request_started_udma_substate_handler_table, 2131 SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_TC_COMPLETION_SUBSTATE 2132 ); 2133 } 2134 2135 /** 2136 * This state is entered when there is an TC completion failure. The hardware 2137 * received an unexpected condition while processing the IO request and now 2138 * will UF the D2H register FIS to complete the IO. 2139 * 2140 * @param[in] object 2141 */ 2142 static 2143 void scic_sds_stp_request_started_udma_await_d2h_reg_fis_enter( 2144 SCI_BASE_OBJECT_T *object 2145 ) 2146 { 2147 SCIC_SDS_REQUEST_T *this_request = (SCIC_SDS_REQUEST_T *)object; 2148 2149 SET_STATE_HANDLER( 2150 this_request, 2151 scic_sds_stp_request_started_udma_substate_handler_table, 2152 SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_D2H_REG_FIS_SUBSTATE 2153 ); 2154 } 2155 2156 // --------------------------------------------------------------------------- 2157 2158 SCI_BASE_STATE_T 2159 scic_sds_stp_request_started_udma_substate_table 2160 [SCIC_SDS_STP_REQUEST_STARTED_UDMA_MAX_SUBSTATES] = 2161 { 2162 { 2163 SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_TC_COMPLETION_SUBSTATE, 2164 scic_sds_stp_request_started_udma_await_tc_completion_enter, 2165 NULL 2166 }, 2167 { 2168 SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_D2H_REG_FIS_SUBSTATE, 2169 scic_sds_stp_request_started_udma_await_d2h_reg_fis_enter, 2170 NULL 2171 } 2172 }; 2173 2174 //****************************************************************************** 2175 //* STP SOFT RESET STATE MACHINE 2176 //****************************************************************************** 2177 2178 /** 2179 * This method processes a TC completion. The expected TC completion is 2180 * for the transmission of the H2D register FIS containing the SATA/STP 2181 * non-data request. 2182 * 2183 * @param[in] this_request 2184 * @param[in] completion_code 2185 * 2186 * @return This method always successfully processes the TC completion. 2187 * @retval SCI_SUCCESS This value is always returned. 2188 */ 2189 static 2190 SCI_STATUS scic_sds_stp_request_soft_reset_await_h2d_asserted_tc_completion_handler( 2191 SCIC_SDS_REQUEST_T * this_request, 2192 U32 completion_code 2193 ) 2194 { 2195 SCIC_LOG_TRACE(( 2196 sci_base_object_get_logger(this_request), 2197 SCIC_LOG_OBJECT_STP_IO_REQUEST, 2198 "scic_sds_stp_request_soft_reset_await_h2d_tc_completion_handler(0x%x, 0x%x) enter\n", 2199 this_request, completion_code 2200 )); 2201 2202 switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) 2203 { 2204 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD): 2205 scic_sds_request_set_status( 2206 this_request, SCU_TASK_DONE_GOOD, SCI_SUCCESS 2207 ); 2208 2209 sci_base_state_machine_change_state( 2210 &this_request->started_substate_machine, 2211 SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_DIAGNOSTIC_COMPLETION_SUBSTATE 2212 ); 2213 break; 2214 2215 default: 2216 // All other completion status cause the IO to be complete. If a NAK 2217 // was received, then it is up to the user to retry the request. 2218 scic_sds_request_set_status( 2219 this_request, 2220 SCU_NORMALIZE_COMPLETION_STATUS(completion_code), 2221 SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR 2222 ); 2223 2224 sci_base_state_machine_change_state( 2225 &this_request->parent.state_machine, SCI_BASE_REQUEST_STATE_COMPLETED 2226 ); 2227 break; 2228 } 2229 2230 return SCI_SUCCESS; 2231 } 2232 2233 /** 2234 * This method processes a TC completion. The expected TC completion is 2235 * for the transmission of the H2D register FIS containing the SATA/STP 2236 * non-data request. 2237 * 2238 * @param[in] this_request 2239 * @param[in] completion_code 2240 * 2241 * @return This method always successfully processes the TC completion. 2242 * @retval SCI_SUCCESS This value is always returned. 2243 */ 2244 static 2245 SCI_STATUS scic_sds_stp_request_soft_reset_await_h2d_diagnostic_tc_completion_handler( 2246 SCIC_SDS_REQUEST_T * this_request, 2247 U32 completion_code 2248 ) 2249 { 2250 SCIC_LOG_TRACE(( 2251 sci_base_object_get_logger(this_request), 2252 SCIC_LOG_OBJECT_STP_IO_REQUEST, 2253 "scic_sds_stp_request_soft_reset_await_h2d_tc_completion_handler(0x%x, 0x%x) enter\n", 2254 this_request, completion_code 2255 )); 2256 2257 switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) 2258 { 2259 case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD): 2260 scic_sds_request_set_status( 2261 this_request, SCU_TASK_DONE_GOOD, SCI_SUCCESS 2262 ); 2263 2264 sci_base_state_machine_change_state( 2265 &this_request->started_substate_machine, 2266 SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_D2H_RESPONSE_FRAME_SUBSTATE 2267 ); 2268 break; 2269 2270 default: 2271 // All other completion status cause the IO to be complete. If a NAK 2272 // was received, then it is up to the user to retry the request. 2273 scic_sds_request_set_status( 2274 this_request, 2275 SCU_NORMALIZE_COMPLETION_STATUS(completion_code), 2276 SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR 2277 ); 2278 2279 sci_base_state_machine_change_state( 2280 &this_request->parent.state_machine, SCI_BASE_REQUEST_STATE_COMPLETED 2281 ); 2282 break; 2283 } 2284 2285 return SCI_SUCCESS; 2286 } 2287 2288 /** 2289 * This method processes frames received from the target while waiting 2290 * for a device to host register FIS. If a non-register FIS is received 2291 * during this time, it is treated as a protocol violation from an 2292 * IO perspective. 2293 * 2294 * @param[in] request This parameter specifies the request for which a 2295 * frame has been received. 2296 * @param[in] frame_index This parameter specifies the index of the frame 2297 * that has been received. 2298 * 2299 * @return Indicate if the received frame was processed successfully. 2300 */ 2301 static 2302 SCI_STATUS scic_sds_stp_request_soft_reset_await_d2h_frame_handler( 2303 SCIC_SDS_REQUEST_T * request, 2304 U32 frame_index 2305 ) 2306 { 2307 SCI_STATUS status; 2308 SATA_FIS_HEADER_T * frame_header; 2309 U32 * frame_buffer; 2310 SCIC_SDS_STP_REQUEST_T * this_request = (SCIC_SDS_STP_REQUEST_T *)request; 2311 2312 // Save off the controller, so that we do not touch the request after it 2313 // is completed. 2314 SCIC_SDS_CONTROLLER_T * owning_controller = this_request->parent.owning_controller; 2315 2316 SCIC_LOG_TRACE(( 2317 sci_base_object_get_logger(this_request), 2318 SCIC_LOG_OBJECT_STP_IO_REQUEST, 2319 "scic_sds_stp_request_soft_reset_await_d2h_frame_handler(0x%x, 0x%x) enter\n", 2320 this_request, frame_index 2321 )); 2322 2323 status = scic_sds_unsolicited_frame_control_get_header( 2324 &(owning_controller->uf_control), 2325 frame_index, 2326 (void**) &frame_header 2327 ); 2328 2329 if (status == SCI_SUCCESS) 2330 { 2331 switch (frame_header->fis_type) 2332 { 2333 case SATA_FIS_TYPE_REGD2H: 2334 scic_sds_unsolicited_frame_control_get_buffer( 2335 &(owning_controller->uf_control), 2336 frame_index, 2337 (void**) &frame_buffer 2338 ); 2339 2340 scic_sds_controller_copy_sata_response( 2341 &this_request->d2h_reg_fis, (U32 *)frame_header, frame_buffer 2342 ); 2343 2344 // The command has completed with error 2345 scic_sds_request_set_status( 2346 &this_request->parent, 2347 SCU_TASK_DONE_CHECK_RESPONSE, 2348 SCI_FAILURE_IO_RESPONSE_VALID 2349 ); 2350 break; 2351 2352 default: 2353 SCIC_LOG_WARNING(( 2354 sci_base_object_get_logger(this_request), 2355 SCIC_LOG_OBJECT_STP_IO_REQUEST, 2356 "IO Request:0x%x Frame Id:%d protocol violation occurred\n", 2357 this_request, frame_index 2358 )); 2359 2360 scic_sds_request_set_status( 2361 &this_request->parent, 2362 SCU_TASK_DONE_UNEXP_FIS, 2363 SCI_FAILURE_PROTOCOL_VIOLATION 2364 ); 2365 break; 2366 } 2367 2368 sci_base_state_machine_change_state( 2369 &this_request->parent.parent.state_machine, 2370 SCI_BASE_REQUEST_STATE_COMPLETED 2371 ); 2372 2373 // Frame has been decoded return it to the controller 2374 scic_sds_controller_release_frame( 2375 owning_controller, frame_index 2376 ); 2377 } 2378 else 2379 { 2380 SCIC_LOG_ERROR(( 2381 sci_base_object_get_logger(this_request), 2382 SCIC_LOG_OBJECT_STP_IO_REQUEST, 2383 "SCIC IO Request 0x%x could not get frame header for frame index %d, status %x\n", 2384 this_request, frame_index, status 2385 )); 2386 } 2387 2388 return status; 2389 } 2390 2391 // --------------------------------------------------------------------------- 2392 2393 SCIC_SDS_IO_REQUEST_STATE_HANDLER_T 2394 scic_sds_stp_request_started_soft_reset_substate_handler_table 2395 [SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_MAX_SUBSTATES] = 2396 { 2397 // SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_ASSERTED_COMPLETION_SUBSTATE 2398 { 2399 { 2400 scic_sds_request_default_start_handler, 2401 scic_sds_request_started_state_abort_handler, 2402 scic_sds_request_default_complete_handler, 2403 scic_sds_request_default_destruct_handler 2404 }, 2405 scic_sds_stp_request_soft_reset_await_h2d_asserted_tc_completion_handler, 2406 scic_sds_request_default_event_handler, 2407 scic_sds_request_default_frame_handler 2408 }, 2409 // SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_DIAGNOSTIC_COMPLETION_SUBSTATE 2410 { 2411 { 2412 scic_sds_request_default_start_handler, 2413 scic_sds_request_started_state_abort_handler, 2414 scic_sds_request_default_complete_handler, 2415 scic_sds_request_default_destruct_handler 2416 }, 2417 scic_sds_stp_request_soft_reset_await_h2d_diagnostic_tc_completion_handler, 2418 scic_sds_request_default_event_handler, 2419 scic_sds_request_default_frame_handler 2420 }, 2421 // SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_D2H_RESPONSE_FRAME_SUBSTATE 2422 { 2423 { 2424 scic_sds_request_default_start_handler, 2425 scic_sds_request_started_state_abort_handler, 2426 scic_sds_request_default_complete_handler, 2427 scic_sds_request_default_destruct_handler 2428 }, 2429 scic_sds_request_default_tc_completion_handler, 2430 scic_sds_request_default_event_handler, 2431 scic_sds_stp_request_soft_reset_await_d2h_frame_handler 2432 } 2433 }; 2434 2435 static 2436 void scic_sds_stp_request_started_soft_reset_await_h2d_asserted_completion_enter( 2437 SCI_BASE_OBJECT_T *object 2438 ) 2439 { 2440 SCIC_SDS_REQUEST_T *this_request = (SCIC_SDS_REQUEST_T *)object; 2441 2442 SET_STATE_HANDLER( 2443 this_request, 2444 scic_sds_stp_request_started_soft_reset_substate_handler_table, 2445 SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_ASSERTED_COMPLETION_SUBSTATE 2446 ); 2447 2448 scic_sds_remote_device_set_working_request( 2449 this_request->target_device, this_request 2450 ); 2451 } 2452 2453 static 2454 void scic_sds_stp_request_started_soft_reset_await_h2d_diagnostic_completion_enter( 2455 SCI_BASE_OBJECT_T *object 2456 ) 2457 { 2458 SCI_STATUS status; 2459 SCIC_SDS_REQUEST_T *this_request = (SCIC_SDS_REQUEST_T *)object; 2460 SATA_FIS_REG_H2D_T *h2d_fis; 2461 SCU_TASK_CONTEXT_T *task_context; 2462 2463 // Clear the SRST bit 2464 h2d_fis = scic_stp_io_request_get_h2d_reg_address(this_request); 2465 h2d_fis->control = 0; 2466 2467 // Clear the TC control bit 2468 task_context = scic_sds_controller_get_task_context_buffer( 2469 this_request->owning_controller, this_request->io_tag); 2470 task_context->control_frame = 0; 2471 2472 status = this_request->owning_controller->state_handlers->parent.continue_io_handler( 2473 &this_request->owning_controller->parent, 2474 &this_request->target_device->parent, 2475 &this_request->parent 2476 ); 2477 2478 if (status == SCI_SUCCESS) 2479 { 2480 SET_STATE_HANDLER( 2481 this_request, 2482 scic_sds_stp_request_started_soft_reset_substate_handler_table, 2483 SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_DIAGNOSTIC_COMPLETION_SUBSTATE 2484 ); 2485 } 2486 } 2487 2488 static 2489 void scic_sds_stp_request_started_soft_reset_await_d2h_response_enter( 2490 SCI_BASE_OBJECT_T *object 2491 ) 2492 { 2493 SCIC_SDS_REQUEST_T *this_request = (SCIC_SDS_REQUEST_T *)object; 2494 2495 SET_STATE_HANDLER( 2496 this_request, 2497 scic_sds_stp_request_started_soft_reset_substate_handler_table, 2498 SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_D2H_RESPONSE_FRAME_SUBSTATE 2499 ); 2500 } 2501 2502 // --------------------------------------------------------------------------- 2503 2504 SCI_BASE_STATE_T 2505 scic_sds_stp_request_started_soft_reset_substate_table 2506 [SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_MAX_SUBSTATES] = 2507 { 2508 { 2509 SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_ASSERTED_COMPLETION_SUBSTATE, 2510 scic_sds_stp_request_started_soft_reset_await_h2d_asserted_completion_enter, 2511 NULL 2512 }, 2513 { 2514 SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_DIAGNOSTIC_COMPLETION_SUBSTATE, 2515 scic_sds_stp_request_started_soft_reset_await_h2d_diagnostic_completion_enter, 2516 NULL 2517 }, 2518 { 2519 SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_D2H_RESPONSE_FRAME_SUBSTATE, 2520 scic_sds_stp_request_started_soft_reset_await_d2h_response_enter, 2521 NULL 2522 } 2523 }; 2524 2525 // --------------------------------------------------------------------------- 2526 2527 SCI_STATUS scic_io_request_construct_basic_sata( 2528 SCI_IO_REQUEST_HANDLE_T scic_io_request 2529 ) 2530 { 2531 SCI_STATUS status; 2532 SCIC_SDS_REQUEST_T * request = (SCIC_SDS_REQUEST_T *)scic_io_request; 2533 2534 SCIC_LOG_TRACE(( 2535 sci_base_object_get_logger(scic_io_request), 2536 SCIC_LOG_OBJECT_STP_IO_REQUEST, 2537 "scic_io_request_construct_basic_sata(0x%x) enter\n", 2538 scic_io_request 2539 )); 2540 2541 status = scic_sds_io_request_construct_sata( 2542 request, 2543 scic_cb_request_get_sat_protocol(request->user_request), 2544 scic_cb_io_request_get_transfer_length(request->user_request), 2545 scic_cb_io_request_get_data_direction(request->user_request), 2546 scic_cb_io_request_do_copy_rx_frames(request->user_request), 2547 TRUE 2548 ); 2549 2550 return status; 2551 } 2552 2553 // --------------------------------------------------------------------------- 2554 2555 SCI_STATUS scic_io_request_construct_advanced_sata( 2556 SCI_IO_REQUEST_HANDLE_T scic_io_request, 2557 SCIC_IO_SATA_PARAMETERS_T * io_parameters 2558 ) 2559 { 2560 SCI_STATUS status; 2561 SCIC_SDS_REQUEST_T * request = (SCIC_SDS_REQUEST_T *)scic_io_request; 2562 2563 SCIC_LOG_TRACE(( 2564 sci_base_object_get_logger(scic_io_request), 2565 SCIC_LOG_OBJECT_STP_IO_REQUEST, 2566 "scic_io_request_construct_basic_sata(0x%x) enter\n", 2567 scic_io_request 2568 )); 2569 2570 status = scic_sds_io_request_construct_sata( 2571 request, 2572 scic_cb_request_get_sat_protocol(request->user_request), 2573 scic_sds_request_get_sgl_element_pair(request, 0)->A.length, 2574 scic_cb_io_request_get_data_direction(request->user_request), 2575 scic_cb_io_request_do_copy_rx_frames(request->user_request), 2576 io_parameters->do_translate_sgl 2577 ); 2578 2579 return status; 2580 } 2581 2582