/*- * 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 __FBSDID("$FreeBSD$"); /** * @file * @brief This file contains the implementation to translate * SCSI Request Sense command based of the SAT spec. */ #if !defined(DISABLE_SATI_REQUEST_SENSE) #include #include #include #include #include #include #include #include #define MRIE_BYTE 3 #define DEXCPT_BYTE 2 /** * @brief This method will translate the SCSI request sense command * into corresponding ATA commands. Depending on supported and enabled * capabilities like SMART, different ATA commands can be selected. * For more information on the parameters passed to this method, * please reference sati_translate_command(). * * @return Indicates if the command translation succeeded. * @retval SATI_SUCCESS indicates that the translation was supported and occurred * without error. * @retval SATI_FAILURE_CHECK_RESPONSE_DATA This value is returned if * the SATII is processing a format unit commmand. * @retval SATI_COMPLETE indicates that the translation was supported, occurred without * error, and no additional translation is necessary. */ SATI_STATUS sati_request_sense_translate_command( SATI_TRANSLATOR_SEQUENCE_T * sequence, void * scsi_io, void * ata_io ) { U8 * cdb = sati_cb_get_cdb_address(scsi_io); //check if SATI is processing format unit command switch(sequence->device->state) { case SATI_DEVICE_STATE_FORMAT_UNIT_IN_PROGRESS: sati_scsi_sense_data_construct( sequence, scsi_io, SCSI_STATUS_GOOD, SCSI_SENSE_NOT_READY, SCSI_ASC_LUN_FORMAT_IN_PROGRESS, SCSI_ASCQ_LUN_FORMAT_IN_PROGRESS ); return SATI_COMPLETE; break; case SATI_DEVICE_STATE_UNIT_ATTENTION_CONDITION: sati_scsi_sense_data_construct( sequence, scsi_io, SCSI_STATUS_GOOD, SCSI_SENSE_UNIT_ATTENTION, sequence->device->unit_attention_asc, sequence->device->unit_attention_ascq ); return SATI_COMPLETE; break; //sending sense data status Idle, this is set by start_stop_unit case SATI_DEVICE_STATE_IDLE: sati_scsi_sense_data_construct( sequence, scsi_io, SCSI_STATUS_GOOD, SCSI_SENSE_NO_SENSE, SCSI_ASC_POWER_STATE_CHANGE, SCSI_ASCQ_IDLE_CONDITION_ACTIVATE_BY_COMMAND ); return SATI_COMPLETE; break; //sending sense data status Standby, this is set by start_stop_unit case SATI_DEVICE_STATE_STANDBY: sati_scsi_sense_data_construct( sequence, scsi_io, SCSI_STATUS_GOOD, SCSI_SENSE_NO_SENSE, SCSI_ASC_POWER_STATE_CHANGE, SCSI_ASCQ_STANDBY_CONDITION_ACTIVATE_BY_COMMAND ); return SATI_COMPLETE; break; case SATI_DEVICE_STATE_STOPPED: sati_scsi_sense_data_construct( sequence, scsi_io, SCSI_STATUS_GOOD, SCSI_SENSE_NO_SENSE, SCSI_ASC_NO_ADDITIONAL_SENSE, SCSI_ASCQ_NO_ADDITIONAL_SENSE ); return SATI_COMPLETE; break; default: break; } sequence->allocation_length = sati_get_cdb_byte(cdb, 4); //Check if the device has SMART support & SMART enabled if(sequence->device->capabilities & SATI_DEVICE_CAP_SMART_SUPPORT) { if(sequence->device->capabilities & SATI_DEVICE_CAP_SMART_ENABLE) { sati_ata_smart_return_status_construct( ata_io, sequence, ATA_SMART_SUB_CMD_RETURN_STATUS ); sequence->type = SATI_SEQUENCE_REQUEST_SENSE_SMART_RETURN_STATUS; return SATI_SUCCESS; } } sati_ata_check_power_mode_construct(ata_io, sequence); sequence->type = SATI_SEQUENCE_REQUEST_SENSE_CHECK_POWER_MODE; return SATI_SUCCESS; } /** * @brief This method will translate the response to the SATI Request Sense * translation. ATA_Check_Power_Mode and ATA_SMART_Return_Status will * be translated into a SCSI sense data response. * * @return SATI_STATUS Indicates if the response translation succeeded. * */ SATI_STATUS sati_request_sense_translate_response( SATI_TRANSLATOR_SEQUENCE_T * sequence, void * scsi_io, void * ata_io ) { U8 * register_fis = sati_cb_get_d2h_register_fis_address(ata_io); U32 mid_register; U32 high_register; U32 sector_count; SATI_STATUS status = SATI_FAILURE; if(sati_get_ata_status(register_fis) & ATA_STATUS_REG_ERROR_BIT) { sati_scsi_sense_data_construct( sequence, scsi_io, SCSI_STATUS_CHECK_CONDITION, SCSI_SENSE_ABORTED_COMMAND, SCSI_ASC_NO_ADDITIONAL_SENSE , SCSI_ASCQ_NO_ADDITIONAL_SENSE ); status = SATI_FAILURE_CHECK_RESPONSE_DATA; } else { switch(sequence->type) { case SATI_SEQUENCE_REQUEST_SENSE_SMART_RETURN_STATUS: mid_register = sati_get_ata_lba_mid(register_fis); high_register = sati_get_ata_lba_high(register_fis); if(mid_register == ATA_MID_REGISTER_THRESHOLD_EXCEEDED && high_register == ATA_HIGH_REGISTER_THRESHOLD_EXCEEDED) { sati_request_sense_data_response_construct( sequence, scsi_io, SCSI_SENSE_NO_SENSE, SCSI_ASC_HARDWARE_IMPENDING_FAILURE, SCSI_ASCQ_GENERAL_HARD_DRIVE_FAILURE ); status = SATI_COMPLETE; } else { sati_request_sense_data_response_construct( sequence, scsi_io, SCSI_SENSE_NO_SENSE, SCSI_ASC_NO_ADDITIONAL_SENSE, SCSI_ASCQ_NO_ADDITIONAL_SENSE ); status = SATI_COMPLETE; } break; case SATI_SEQUENCE_REQUEST_SENSE_CHECK_POWER_MODE: sector_count = sati_get_ata_sector_count(register_fis); switch(sector_count) { case ATA_STANDBY_POWER_MODE: sati_request_sense_data_response_construct( sequence, scsi_io, SCSI_SENSE_NO_SENSE, SCSI_ASC_POWER_STATE_CHANGE, SCSI_ASCQ_POWER_STATE_CHANGE_TO_STANDBY ); status = SATI_COMPLETE; break; case ATA_IDLE_POWER_MODE: sati_request_sense_data_response_construct( sequence, scsi_io, SCSI_SENSE_NO_SENSE, SCSI_ASC_POWER_STATE_CHANGE, SCSI_ASCQ_POWER_STATE_CHANGE_TO_IDLE ); status = SATI_COMPLETE; break; case ATA_ACTIVE_POWER_MODE: sati_request_sense_data_response_construct( sequence, scsi_io, SCSI_SENSE_NO_SENSE, SCSI_ASC_NO_ADDITIONAL_SENSE, SCSI_ASCQ_NO_ADDITIONAL_SENSE ); status = SATI_COMPLETE; break; default: break; } break; default: sati_request_sense_data_response_construct( sequence, scsi_io, SCSI_SENSE_NO_SENSE, SCSI_ASC_NO_ADDITIONAL_SENSE, SCSI_ASCQ_NO_ADDITIONAL_SENSE ); status = SATI_COMPLETE; } } return status; } /** * @brief This method will construct a response for the sati_request_sense * translation. The response will be returned in the data buffer instead * of the response buffer, using sense data format described in SPC-4. * */ void sati_request_sense_data_response_construct( SATI_TRANSLATOR_SEQUENCE_T * sequence, void * scsi_io, U8 sense_key, U8 additional_sense_code, U8 additional_sense_code_qualifier ) { sati_set_data_byte( sequence, scsi_io, 0, SCSI_FIXED_CURRENT_RESPONSE_CODE | SCSI_FIXED_SENSE_DATA_VALID_BIT ); sati_set_data_byte(sequence, scsi_io, 1, 0); sati_set_data_byte(sequence, scsi_io, 2, sense_key); sati_set_data_byte(sequence, scsi_io, 3, 0); sati_set_data_byte(sequence, scsi_io, 4, 0); sati_set_data_byte(sequence, scsi_io, 5, 0); sati_set_data_byte(sequence, scsi_io, 6, 0); sati_set_data_byte(sequence, scsi_io, 7, 0); sati_set_data_byte(sequence, scsi_io, 8, 0); sati_set_data_byte(sequence, scsi_io, 9, 0); sati_set_data_byte(sequence, scsi_io, 10, 0); sati_set_data_byte(sequence, scsi_io, 11, 0); sati_set_data_byte(sequence, scsi_io, 12, additional_sense_code); sati_set_data_byte(sequence, scsi_io, 13, additional_sense_code_qualifier); sati_set_data_byte(sequence, scsi_io, 14, 0); sati_set_data_byte(sequence, scsi_io, 15, 0); sati_set_data_byte(sequence, scsi_io, 16, 0); sati_set_data_byte(sequence, scsi_io, 17, 0); } #endif // !defined(DISABLE_SATI_REQUEST_SENSE)