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📄 intel_ata.h(25.31 KB)
📄 intel_pci.h(3.08 KB)
📄 intel_sas.h(30.43 KB)
📄 intel_sat.h(3.79 KB)
📄 intel_sata.h(8.02 KB)
📄 intel_scsi.h(20.25 KB)
📄 sati.c(39.3 KB)
📄 sati.h(10.92 KB)
📄 sati_abort_task_set.c(6.05 KB)
📄 sati_abort_task_set.h(3.27 KB)
📄 sati_atapi.c(8.5 KB)
📄 sati_atapi.h(7.71 KB)
📄 sati_callbacks.h(16.32 KB)
📄 sati_design.h(7.36 KB)
📄 sati_device.c(8.93 KB)
📄 sati_device.h(6.68 KB)
📄 sati_inquiry.c(27.11 KB)
📄 sati_inquiry.h(4.15 KB)
📄 sati_log_sense.c(24.41 KB)
📄 sati_log_sense.h(3.44 KB)
📄 sati_lun_reset.c(4.82 KB)
📄 sati_lun_reset.h(3.16 KB)
📄 sati_mode_pages.c(9.41 KB)
📄 sati_mode_pages.h(4.89 KB)
📄 sati_mode_select.c(37.17 KB)
📄 sati_mode_select.h(3.29 KB)
📄 sati_mode_sense.c(29.7 KB)
📄 sati_mode_sense.h(5.1 KB)
📄 sati_mode_sense_10.c(19.27 KB)
📄 sati_mode_sense_10.h(4.23 KB)
📄 sati_mode_sense_6.c(15.91 KB)
📄 sati_mode_sense_6.h(4.22 KB)
📄 sati_move.c(22.63 KB)
📄 sati_move.h(4.43 KB)
📄 sati_passthrough.c(17.55 KB)
📄 sati_passthrough.h(3.36 KB)
📄 sati_read.c(11.59 KB)
📄 sati_read.h(3.45 KB)
📄 sati_read_buffer.c(8.13 KB)
📄 sati_read_buffer.h(3.15 KB)
📄 sati_read_capacity.c(13.36 KB)
📄 sati_read_capacity.h(3.55 KB)
📄 sati_reassign_blocks.c(21.91 KB)
📄 sati_reassign_blocks.h(3.12 KB)
📄 sati_report_luns.c(5.04 KB)
📄 sati_report_luns.h(3.11 KB)
📄 sati_request_sense.c(12.11 KB)
📄 sati_request_sense.h(3.41 KB)
📄 sati_start_stop_unit.c(14.45 KB)
📄 sati_start_stop_unit.h(4.2 KB)
📄 sati_synchronize_cache.c(4.66 KB)
📄 sati_synchronize_cache.h(2.94 KB)
📄 sati_test_unit_ready.c(6.63 KB)
📄 sati_test_unit_ready.h(3.18 KB)
📄 sati_translator_sequence.h(10.92 KB)
📄 sati_types.h(5.14 KB)
📄 sati_unmap.c(22.99 KB)
📄 sati_unmap.h(4.66 KB)
📄 sati_util.c(72.2 KB)
📄 sati_util.h(13.53 KB)
📄 sati_verify.c(10.08 KB)
📄 sati_verify.h(3.23 KB)
📄 sati_write.c(11.64 KB)
📄 sati_write.h(3.45 KB)
📄 sati_write_and_verify.c(8.64 KB)
📄 sati_write_and_verify.h(3.45 KB)
📄 sati_write_buffer.c(8.94 KB)
📄 sati_write_buffer.h(3.06 KB)
📄 sati_write_long.c(8.25 KB)
📄 sati_write_long.h(3.2 KB)
📄 sci_abstract_list.c(15.87 KB)
📄 sci_abstract_list.h(36.67 KB)
📄 sci_base_controller.c(4.18 KB)
📄 sci_base_controller.h(11.67 KB)
📄 sci_base_domain.c(3.36 KB)
📄 sci_base_domain.h(9.88 KB)
📄 sci_base_iterator.c(5.56 KB)
📄 sci_base_iterator.h(4.34 KB)
📄 sci_base_library.c(3.71 KB)
📄 sci_base_library.h(6.19 KB)
📄 sci_base_logger.c(9.68 KB)
📄 sci_base_logger.h(4.12 KB)
📄 sci_base_memory_descriptor_list.c(5.99 KB)
📄 sci_base_memory_descriptor_list.h(5.97 KB)
📄 sci_base_memory_descriptor_list_decorator.c(5.42 KB)
📄 sci_base_object.c(4.06 KB)
📄 sci_base_object.h(4.74 KB)
📄 sci_base_observer.c(3.79 KB)
📄 sci_base_observer.h(5.39 KB)
📄 sci_base_phy.c(3.32 KB)
📄 sci_base_phy.h(6.67 KB)
📄 sci_base_port.c(3.29 KB)
📄 sci_base_port.h(7.1 KB)
📄 sci_base_remote_device.c(3 KB)
📄 sci_base_remote_device.h(9.65 KB)
📄 sci_base_request.c(2.98 KB)
📄 sci_base_request.h(6.48 KB)
📄 sci_base_state.h(3.6 KB)
📄 sci_base_state_machine.c(7.36 KB)
📄 sci_base_state_machine.h(5.04 KB)
📄 sci_base_state_machine_logger.c(8.77 KB)
📄 sci_base_state_machine_logger.h(5.47 KB)
📄 sci_base_state_machine_observer.c(3.81 KB)
📄 sci_base_state_machine_observer.h(4.67 KB)
📄 sci_base_subject.c(4.91 KB)
📄 sci_base_subject.h(4.8 KB)
📄 sci_controller.h(4.38 KB)
📄 sci_controller_constants.h(7.19 KB)
📄 sci_fast_list.h(11.91 KB)
📄 sci_iterator.h(4.23 KB)
📄 sci_library.h(3.71 KB)
📄 sci_logger.h(9.93 KB)
📄 sci_memory_descriptor_list.h(6.25 KB)
📄 sci_memory_descriptor_list_decorator.h(5.28 KB)
📄 sci_object.h(5.19 KB)
📄 sci_overview.h(10.95 KB)
📄 sci_pool.h(6.18 KB)
📄 sci_simple_list.h(11.04 KB)
📄 sci_status.h(14.61 KB)
📄 sci_types.h(8.59 KB)
📄 sci_util.c(2.72 KB)
📄 sci_util.h(5.54 KB)
📄 scic_config_parameters.h(11.02 KB)
📄 scic_controller.h(35.07 KB)
📄 scic_io_request.h(27 KB)
📄 scic_library.h(9.29 KB)
📄 scic_logger.h(5.26 KB)
📄 scic_overview.h(3.58 KB)
📄 scic_phy.h(15.08 KB)
📄 scic_port.h(8.01 KB)
📄 scic_remote_device.h(16.95 KB)
📄 scic_sds_controller.c(219.91 KB)
📄 scic_sds_controller.h(25.17 KB)
📄 scic_sds_controller_registers.h(15.37 KB)
📄 scic_sds_library.c(8.78 KB)
📄 scic_sds_library.h(3.81 KB)
📄 scic_sds_logger.h(3.33 KB)
📄 scic_sds_pci.c(8.47 KB)
📄 scic_sds_pci.h(4.64 KB)
📄 scic_sds_phy.c(120.86 KB)
📄 scic_sds_phy.h(14.08 KB)
📄 scic_sds_phy_registers.h(9.56 KB)
📄 scic_sds_port.c(104.9 KB)
📄 scic_sds_port.h(16.3 KB)
📄 scic_sds_port_configuration_agent.c(38.16 KB)
📄 scic_sds_port_configuration_agent.h(4.26 KB)
📄 scic_sds_port_registers.h(4.69 KB)
📄 scic_sds_remote_device.c(85.08 KB)
📄 scic_sds_remote_device.h(20.58 KB)
📄 scic_sds_remote_node_context.c(45.54 KB)
📄 scic_sds_remote_node_context.h(12.77 KB)
📄 scic_sds_remote_node_table.c(22.19 KB)
📄 scic_sds_remote_node_table.h(6.63 KB)
📄 scic_sds_request.c(88.54 KB)
📄 scic_sds_request.h(16.53 KB)
📄 scic_sds_sgpio.c(8.43 KB)
📄 scic_sds_smp_remote_device.c(12.13 KB)
📄 scic_sds_smp_request.c(29.64 KB)
📄 scic_sds_smp_request.h(3.01 KB)
📄 scic_sds_ssp_request.c(11.96 KB)
📄 scic_sds_stp_packet_request.c(32.87 KB)
📄 scic_sds_stp_packet_request.h(6.06 KB)
📄 scic_sds_stp_pio_request.h(4.49 KB)
📄 scic_sds_stp_remote_device.c(35.79 KB)
📄 scic_sds_stp_request.c(80.59 KB)
📄 scic_sds_stp_request.h(8.91 KB)
📄 scic_sds_unsolicited_frame_control.c(14.8 KB)
📄 scic_sds_unsolicited_frame_control.h(9.62 KB)
📄 scic_sgpio.h(9.79 KB)
📄 scic_task_request.h(7.41 KB)
📄 scic_user_callback.h(41.37 KB)
📄 scif_config_parameters.h(6.19 KB)
📄 scif_controller.h(17.94 KB)
📄 scif_domain.h(7.18 KB)
📄 scif_io_request.h(10.26 KB)
📄 scif_library.h(6.96 KB)
📄 scif_logger.h(4.54 KB)
📄 scif_overview.h(5.27 KB)
📄 scif_remote_device.h(12.12 KB)
📄 scif_sas_constants.h(2.97 KB)
📄 scif_sas_controller.c(39.23 KB)
📄 scif_sas_controller.h(9.32 KB)
📄 scif_sas_controller_state_handlers.c(66.96 KB)
📄 scif_sas_controller_states.c(13.31 KB)
📄 scif_sas_design.h(15.75 KB)
📄 scif_sas_domain.c(49.41 KB)
📄 scif_sas_domain.h(9.6 KB)
📄 scif_sas_domain_state_handlers.c(58.4 KB)
📄 scif_sas_domain_states.c(20.18 KB)
📄 scif_sas_high_priority_request_queue.c(5.86 KB)
📄 scif_sas_high_priority_request_queue.h(4.5 KB)
📄 scif_sas_internal_io_request.c(9.31 KB)
📄 scif_sas_internal_io_request.h(5.11 KB)
📄 scif_sas_io_request.c(27.08 KB)
📄 scif_sas_io_request.h(5.08 KB)
📄 scif_sas_io_request_state_handlers.c(13.93 KB)
📄 scif_sas_io_request_states.c(8.65 KB)
📄 scif_sas_library.c(8.96 KB)
📄 scif_sas_library.h(3.54 KB)
📄 scif_sas_logger.h(3.33 KB)
📄 scif_sas_remote_device.c(26.69 KB)
📄 scif_sas_remote_device.h(16.3 KB)
📄 scif_sas_remote_device_ready_substate_handlers.c(28.59 KB)
📄 scif_sas_remote_device_ready_substates.c(9.95 KB)
📄 scif_sas_remote_device_starting_substate_handlers.c(11.85 KB)
📄 scif_sas_remote_device_starting_substates.c(5.1 KB)
📄 scif_sas_remote_device_state_handlers.c(43.12 KB)
📄 scif_sas_remote_device_states.c(17.46 KB)
📄 scif_sas_request.c(6.87 KB)
📄 scif_sas_request.h(6.91 KB)
📄 scif_sas_sati_binding.h(11.21 KB)
📄 scif_sas_smp_activity_clear_affiliation.c(8.52 KB)
📄 scif_sas_smp_io_request.c(19.84 KB)
📄 scif_sas_smp_io_request.h(4.87 KB)
📄 scif_sas_smp_phy.c(11.61 KB)
📄 scif_sas_smp_phy.h(5.88 KB)
📄 scif_sas_smp_remote_device.c(92.85 KB)
📄 scif_sas_smp_remote_device.h(13.24 KB)
📄 scif_sas_stp_io_request.c(21.64 KB)
📄 scif_sas_stp_io_request.h(3.7 KB)
📄 scif_sas_stp_remote_device.c(7.46 KB)
📄 scif_sas_stp_remote_device.h(3.99 KB)
📄 scif_sas_stp_task_request.c(9.92 KB)
📄 scif_sas_stp_task_request.h(3.73 KB)
📄 scif_sas_task_request.c(16.16 KB)
📄 scif_sas_task_request.h(4.92 KB)
📄 scif_sas_task_request_state_handlers.c(13.5 KB)
📄 scif_sas_task_request_states.c(8.87 KB)
📄 scif_sas_timer.c(4.4 KB)
📄 scif_task_request.h(5.28 KB)
📄 scif_user_callback.h(37.98 KB)
📄 scu_bios_definitions.h(36.53 KB)
📄 scu_completion_codes.h(10.96 KB)
📄 scu_constants.h(6.55 KB)
📄 scu_event_codes.h(11.77 KB)
📄 scu_registers.h(83.65 KB)
📄 scu_remote_node_context.h(7.11 KB)
📄 scu_task_context.h(26.33 KB)
📄 scu_unsolicited_frame.h(4.1 KB)
📄 scu_viit_data.h(6.23 KB)

Editing: sati_passthrough.c

/*-
 * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
 *
 * This file is provided under a dual BSD/GPLv2 license.  When using or
 * redistributing this file, you may do so under either license.
 *
 * GPL LICENSE SUMMARY
 *
 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
 * The full GNU General Public License is included in this distribution
 * in the file called LICENSE.GPL.
 *
 * BSD LICENSE
 *
 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");

/**
 * @file
 * @brief This file contains the method implementations required to
 *        translate the SCSI passthru command.
 */

#if !defined(DISABLE_SATI_PASSTHROUGH)

#include <dev/isci/scil/sati.h>
#include <dev/isci/scil/sati_passthrough.h>
#include <dev/isci/scil/sati_util.h>
#include <dev/isci/scil/sati_callbacks.h>
#include <dev/isci/scil/intel_ata.h>

#define PASSTHROUGH_CDB_PROTOCOL_MASK       0x1E
#define PASSTHROUGH_CDB_EXTEND_MASK         0x1
#define PASSTHROUGH_CDB_CK_COND_MASK        0x20
#define PASSTHROUGH_CDB_T_DIR_MASK          0x8

#define PASSTHROUGH_ISOLATE_BITS(cdb, index, mask, shift) (((sati_get_cdb_byte(cdb, index) & mask) >> shift))

#define PASSTHROUGH_CDB_PROTOCOL(cdb)      PASSTHROUGH_ISOLATE_BITS(cdb, 1, PASSTHROUGH_CDB_PROTOCOL_MASK, 1)
#define PASSTHROUGH_CDB_EXTEND(cdb)        PASSTHROUGH_ISOLATE_BITS(cdb, 1, PASSTHROUGH_CDB_EXTEND_MASK, 0)
#define PASSTHROUGH_CDB_CK_COND(cdb)       PASSTHROUGH_ISOLATE_BITS(cdb, 2, PASSTHROUGH_CDB_CK_COND_MASK, 5)
#define PASSTHROUGH_CDB_T_DIR(cdb)         PASSTHROUGH_ISOLATE_BITS(cdb, 2, PASSTHROUGH_CDB_T_DIR_MASK, 3)

#define PASSTHROUGH_CDB_MULTIPLE_COUNT(cdb)         (sati_get_cdb_byte(cdb, 1) >> 5)
#define PASSTHROUGH_CDB_COMMAND(cdb, index)         sati_get_cdb_byte(cdb, index)

// Protocols
#define PASSTHROUGH_PIO_DATA_IN            0x4
#define PASSTHROUGH_PIO_DATA_OUT           0x5
#define PASSTHROUGH_DMA                    0x6
#define PASSTHROUGH_UDMA_DATA_IN           0xA
#define PASSTHROUGH_UDMA_DATA_OUT          0xB
#define PASSTHROUGH_RETURN_RESPONSE        0xF

/**
* @brief This function will check the multiple_count field in the SCSI CDB
*        and if multiple_count is nonzero the function will check the
*        ATA command code. Only Read and Write Multiple commands are allowed
*        when multiple_count is a nonzero value.
*
* @param[in]     cdb The SCSI cdb for the ATA pass-through command
*
* @return BOOL
  @retval TRUE - multiple_count is nonzero with a unsupported command
  @retval FALSE - multiple_count is zero or the command supports a nonzero value
*/
static
BOOL sati_passthrough_multiple_count_error(
   U8 *     cdb
)
{
   U8 ata_command_code;

if(PASSTHROUGH_CDB_MULTIPLE_COUNT(cdb) > 0)
   {
      if(sati_get_cdb_byte(cdb, 0 ) == SCSI_ATA_PASSTHRU_12)
      {
         ata_command_code = PASSTHROUGH_CDB_COMMAND(cdb, 9);
      }
      else
      {
         ata_command_code = PASSTHROUGH_CDB_COMMAND(cdb, 14);
      }

switch(ata_command_code)
      {  //MULTICOUNT bit is supported
         case ATA_READ_MULTIPLE:
         case ATA_READ_MULTIPLE_EXT:
         case ATA_WRITE_MULTIPLE:
         case ATA_WRITE_MULTIPLE_EXT:
         case ATA_WRITE_MULTIPLE_FUA_EXT:
            return FALSE;
         break;

default:
            return TRUE;
      }
   }
   //MULTICOUNT bit is not set
   return FALSE;
}

/**
 * @brief This method will construct the sense data buffer in the user's
 *        sense data buffer location.  Additionally, it will set the user's
 *        SCSI status.
 *
 * @param[in]     sequence This parameter specifies the translation sequence
 *                for which to construct the sense data.
 * @param[in]     register_fis This parameter specifies the fis from which
 *                to get the data.
 * @param[in,out] scsi_io This parameter specifies the user's IO request
 *                for which to construct the sense data.
 * @param[in]     scsi_status This parameter specifies the SCSI status
 *                value for the user's IO request.
 * @param[in]     sense_key This parameter specifies the sense key to
 *                be set for the user's IO request.
 * @param[in]     additional_sense_code This parameter specifies the
 *                additional sense code (ASC) key to be set for the user's
 *                IO request.
 * @param[in]     additional_sense_code_qualifier This parameter specifies
 *                the additional sense code qualifier (ASCQ) key to be set
 *                for the user's IO request.
 *
 * @return none
 */
static
void sati_passthrough_construct_sense(
   SATI_TRANSLATOR_SEQUENCE_T * sequence,
   U8                         * register_fis,
   void                       * scsi_io,
   U8                           scsi_status,
   U8                           sense_key,
   U8                           additional_sense_code,
   U8                           additional_sense_code_qualifier
)
{
   U8                    * sense_data;
   U32                     sense_len;
   U8                    * cdb;
   unsigned char           sector_count_upper;
   unsigned char           lba_upper;

#ifdef SATI_TRANSPORT_SUPPORTS_SAS
   SCI_SSP_RESPONSE_IU_T * rsp_iu = (SCI_SSP_RESPONSE_IU_T*)
                                    sati_cb_get_response_iu_address(scsi_io);

sati_scsi_common_response_iu_construct(
      rsp_iu,
      scsi_status,
      SCSI_FIXED_SENSE_DATA_BASE_LENGTH,
      SCSI_RESPONSE_DATA_PRES_SENSE_DATA
   );

sense_data                   = (U8*) rsp_iu->data;
   sense_len                    = SSP_RESPONSE_IU_MAX_DATA * 4;  // dwords to bytes
#else
   sense_data = sati_cb_get_sense_data_address(scsi_io);
   sense_len  = sati_cb_get_sense_data_length(scsi_io);
#endif // SATI_TRANSPORT_SUPPORTS_SAS

sati_scsi_sense_data_construct(
      sequence,
      scsi_io,
      scsi_status,
      sense_key,
      additional_sense_code,
      additional_sense_code_qualifier
   );

cdb = sati_cb_get_cdb_address(scsi_io);

if (sati_get_ata_sector_count_ext(register_fis) != 0) {
      sector_count_upper = 1;
   } else {
       sector_count_upper = 0;
   }

if (sati_get_ata_lba_high_ext(register_fis) != 0 ||
       sati_get_ata_lba_mid_ext(register_fis) != 0 ||
       sati_get_ata_lba_low_ext(register_fis) != 0) {
      lba_upper = 1;
   } else {
       lba_upper = 0;
   }

// Information section
   sati_set_sense_data_byte(sense_data, sense_len, 3,  (U8)sati_get_ata_error(register_fis));
   sati_set_sense_data_byte(sense_data, sense_len, 4,  (U8)sati_get_ata_status(register_fis));
   sati_set_sense_data_byte(sense_data, sense_len, 5,  sati_get_ata_device(register_fis));
   sati_set_sense_data_byte(sense_data, sense_len, 6,  sati_get_ata_sector_count(register_fis));

// Command specific section
   sati_set_sense_data_byte(sense_data, sense_len, 8,  (PASSTHROUGH_CDB_EXTEND(cdb) << 7) | (sector_count_upper << 6) | (lba_upper << 5));
   sati_set_sense_data_byte(sense_data, sense_len, 9,  sati_get_ata_lba_low(register_fis));
   sati_set_sense_data_byte(sense_data, sense_len, 10, sati_get_ata_lba_mid(register_fis));
   sati_set_sense_data_byte(sense_data, sense_len, 11, sati_get_ata_lba_high(register_fis));

sequence->is_sense_response_set = TRUE;
}

/**
 * @brief This method will verify that the T_DIR bit matches the protocol bit.
 *        It will additionally set the direction on the sequence.
 *
 * @param[in,out] sequence This parameter specifies the translation sequence
 *                for which to construct the sense data.
 * @param[in]     cdb The CDB containing the passthrough command
 *
 * @return none
 */
static
SATI_STATUS sati_passthrough_check_direction(
   SATI_TRANSLATOR_SEQUENCE_T * sequence,
   U8           * cdb
)
{
   if ((sequence->protocol == PASSTHROUGH_PIO_DATA_IN) ||
       (sequence->protocol == PASSTHROUGH_UDMA_DATA_IN))
   {
      if (PASSTHROUGH_CDB_T_DIR(cdb) == 0x0)
      {
         return SATI_FAILURE;
      }
      else
      {
         sequence->data_direction = SATI_DATA_DIRECTION_IN;
      }
   }
   else if ((sequence->protocol == PASSTHROUGH_PIO_DATA_OUT) ||
            (sequence->protocol == PASSTHROUGH_UDMA_DATA_OUT))
   {
      if (PASSTHROUGH_CDB_T_DIR(cdb) == 0x1)
      {
         return SATI_FAILURE;
      }
      else
      {
         sequence->data_direction = SATI_DATA_DIRECTION_OUT;
      }
   }
   else
   {
      sequence->data_direction = SATI_DATA_DIRECTION_NONE;
   }

return SATI_COMPLETE;
}

//******************************************************************************
//* P U B L I C   M E T H O D S
//******************************************************************************

SATI_STATUS sati_passthrough_12_translate_command(
   SATI_TRANSLATOR_SEQUENCE_T * sequence,
   void                       * scsi_io,
   void                       * ata_io
)
{
   SATI_STATUS   status;
   U8          * cdb;
   U8          * register_fis;

status = SATI_FAILURE;

sequence->type = SATI_SEQUENCE_ATA_PASSTHROUGH_12;
   sequence->state = SATI_SEQUENCE_STATE_TRANSLATE_DATA;

cdb = sati_cb_get_cdb_address(scsi_io);
   sequence->protocol = PASSTHROUGH_CDB_PROTOCOL (cdb);
   register_fis = sati_cb_get_h2d_register_fis_address(ata_io);

/*
    * CAM will send passthrough commands with protocol set to multiword
    * DMA even though no multiword DMA mode is selected on the device.
    * This is because some controllers (LSI) will only accept
    * ATA_PASSTHROUGH commands with DMA mode - not UDMA_IN/OUT.
    *
    * Since isci does not support multiword DMA, fix this up here.
    */
   if (sequence->protocol == PASSTHROUGH_DMA)
   {
      if (PASSTHROUGH_CDB_T_DIR(cdb) == 0x1)
      {
         sequence->protocol = PASSTHROUGH_UDMA_DATA_IN;
      }
      else
      {
         sequence->protocol = PASSTHROUGH_UDMA_DATA_OUT;
      }
   }

if (sati_passthrough_check_direction(sequence, cdb) != SATI_COMPLETE
       || sati_passthrough_multiple_count_error(cdb)
      )
   {
      // Fail due to mismatch
      sati_scsi_sense_data_construct(
         sequence,
         scsi_io,
         SCSI_STATUS_CHECK_CONDITION,
         SCSI_SENSE_ILLEGAL_REQUEST,
         SCSI_ASC_INVALID_FIELD_IN_CDB,
         SCSI_ASCQ_INVALID_FIELD_IN_CDB
      );
      return SATI_FAILURE_CHECK_RESPONSE_DATA;
   }

sati_set_ata_features(register_fis, sati_get_cdb_byte(cdb, 3));
   sati_set_ata_sector_count(register_fis, sati_get_cdb_byte(cdb, 4));
   sati_set_ata_lba_low(register_fis, sati_get_cdb_byte(cdb, 5));
   sati_set_ata_lba_mid(register_fis, sati_get_cdb_byte(cdb, 6));
   sati_set_ata_lba_high(register_fis, sati_get_cdb_byte(cdb, 7));
   sati_set_ata_device_head(register_fis, sati_get_cdb_byte(cdb, 8));
   sati_set_ata_command(register_fis, sati_get_cdb_byte(cdb, 9));

sequence->state = SATI_SEQUENCE_STATE_AWAIT_RESPONSE;

return SATI_SUCCESS;
}

/**
 * @brief This method will translate the SCSI Passthrough command
 *        into the corresponding ATA command.
 *
 * @return Indicate if the command translation succeeded.
 * @retval SATI_SUCCESS This is returned if the command translation was
 *         successful.
 * @retval SATI_FAILURE This is returned if the command translation was
 *         unsuccessful
 */
SATI_STATUS sati_passthrough_16_translate_command(
   SATI_TRANSLATOR_SEQUENCE_T * sequence,
   void                       * scsi_io,
   void                       * ata_io
)
{
   SATI_STATUS   status;
   U8          * cdb;
   U8          * register_fis;

status = SATI_FAILURE;

sequence->type = SATI_SEQUENCE_ATA_PASSTHROUGH_16;
   sequence->state = SATI_SEQUENCE_STATE_TRANSLATE_DATA;

cdb = sati_cb_get_cdb_address(scsi_io);
   sequence->protocol = PASSTHROUGH_CDB_PROTOCOL(cdb);
   register_fis = sati_cb_get_h2d_register_fis_address(ata_io);

if (PASSTHROUGH_CDB_EXTEND(cdb) == 1)
   {
      sati_set_ata_features_exp(register_fis, sati_get_cdb_byte(cdb, 3));
      sati_set_ata_sector_count_exp(register_fis, sati_get_cdb_byte(cdb, 5));
      sati_set_ata_lba_low_exp(register_fis, sati_get_cdb_byte(cdb, 7));
      sati_set_ata_lba_mid_exp(register_fis, sati_get_cdb_byte(cdb, 9));
      sati_set_ata_lba_high_exp(register_fis, sati_get_cdb_byte(cdb, 11));
   }

if (PASSTHROUGH_CDB_CK_COND(cdb) ||
       PASSTHROUGH_CDB_PROTOCOL(cdb) == PASSTHROUGH_RETURN_RESPONSE)
   {
      sequence->is_translate_response_required = TRUE;
   }

sati_set_ata_features(register_fis, sati_get_cdb_byte(cdb, 4));
   sati_set_ata_sector_count(register_fis, sati_get_cdb_byte(cdb, 6));
   sati_set_ata_lba_low(register_fis, sati_get_cdb_byte(cdb, 8));
   sati_set_ata_lba_mid(register_fis, sati_get_cdb_byte(cdb, 10));
   sati_set_ata_lba_high(register_fis, sati_get_cdb_byte(cdb, 12));
   sati_set_ata_device_head(register_fis, sati_get_cdb_byte(cdb, 13));
   sati_set_ata_command(register_fis, sati_get_cdb_byte(cdb, 14));

sequence->state = SATI_SEQUENCE_STATE_AWAIT_RESPONSE;

return SATI_SUCCESS;
}

/**
 * @brief This method will translate the ATA command
 *        response
 *
 * @return Indicate if the command translation succeeded.
 * @retval SATI_COMPLETE This is returned if the command translation was
 *         successful.
 * @retval SATI_FAILURE This is returned if the command translation was
 *         unsuccessful
 */
SATI_STATUS sati_passthrough_translate_response(
   SATI_TRANSLATOR_SEQUENCE_T * sequence,
   void                       * scsi_io,
   void                       * ata_io
)
{
   U8 * cdb;
   U8 * register_fis;

cdb = sati_cb_get_cdb_address(scsi_io);
   register_fis = sati_cb_get_d2h_register_fis_address(ata_io);

// Check for device errors
   if (sati_get_ata_status(register_fis) & ATA_STATUS_REG_ERROR_BIT)
   {
      sati_translate_error(sequence, scsi_io, (U8)sati_get_ata_error(register_fis));
      return SATI_FAILURE_CHECK_RESPONSE_DATA;
   }

sequence->state = SATI_SEQUENCE_STATE_FINAL;

// If the user set the check condition bit, fill out the sense data
   if (PASSTHROUGH_CDB_CK_COND(cdb) ||
       PASSTHROUGH_CDB_PROTOCOL(cdb) == PASSTHROUGH_RETURN_RESPONSE)
   {
      sati_passthrough_construct_sense(
         sequence,
         register_fis,
         scsi_io,
         SCSI_STATUS_CHECK_CONDITION,
         SCSI_SENSE_RECOVERED_ERROR,
         SCSI_ASC_NO_ADDITIONAL_SENSE,
         SCSI_ASCQ_ATA_PASS_THROUGH_INFORMATION_AVAILABLE
      );
      return SATI_FAILURE_CHECK_RESPONSE_DATA;
   }

return SATI_COMPLETE;
}

#endif // !defined(DISABLE_SATI_PASSTHROUGH)

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