/*- * 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 method implementations for translating * the SCSI VERIFY (10, 12, 16-byte) commands. */ #if !defined(DISABLE_SATI_VERIFY) #include #include #include #include #include #include #include //****************************************************************************** //* P R I V A T E M E T H O D S //****************************************************************************** /** * @brief This method performs the SCSI VERIFY command translation * functionality common to all VERIFY command sizes. * This includes: * - setting the command register * - setting the device head register * - filling in fields in the SATI_TRANSLATOR_SEQUENCE object. * For more information on the parameters passed to this method, * please reference sati_translate_command(). * * @return Indicate if the method was successfully completed. * @retval SATI_SUCCESS This is returned in all other cases. */ static SATI_STATUS sati_verify_translate_command( SATI_TRANSLATOR_SEQUENCE_T * sequence, void * scsi_io, void * ata_io ) { U8 * cdb = sati_cb_get_cdb_address(scsi_io); U8 * register_fis = sati_cb_get_h2d_register_fis_address(ata_io); /** * The translator doesn't support performing the byte check operation. * As a result, error the request if the BYTCHK bit is set. */ if ((sati_get_cdb_byte(cdb, 1) & SCSI_VERIFY_BYTCHK_ENABLED)) { 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; } sequence->protocol = SAT_PROTOCOL_NON_DATA; sequence->data_direction = SATI_DATA_DIRECTION_NONE; sati_set_ata_device_head(register_fis, ATA_DEV_HEAD_REG_LBA_MODE_ENABLE); // Ensure the device supports the 48 bit feature set. if (sequence->device->capabilities & SATI_DEVICE_CAP_48BIT_ENABLE) sati_set_ata_command(register_fis, ATA_READ_VERIFY_SECTORS_EXT); else sati_set_ata_command(register_fis, ATA_READ_VERIFY_SECTORS); return SATI_SUCCESS; } //****************************************************************************** //* P U B L I C M E T H O D S //****************************************************************************** /** * @brief This method performs all of the translation required for a * SCSI VERIFY 10 byte CDB. * This includes: * - logical block address translation * - transfer length (sector count) translation * - translation items common to all VERIFY CDB sizes. * For more information on the parameters passed to this method, * please reference sati_translate_command(). * * @return Indicate if the command translation was successful. * For more information on return values please reference * sati_move_set_sector_count(), sati_verify_translate_command() */ SATI_STATUS sati_verify_10_translate_command( SATI_TRANSLATOR_SEQUENCE_T * sequence, void * scsi_io, void * ata_io ) { SATI_STATUS status; U8 * cdb = sati_cb_get_cdb_address(scsi_io); U32 sector_count = (sati_get_cdb_byte(cdb, 7) << 8) | (sati_get_cdb_byte(cdb, 8)); if(sati_device_state_stopped(sequence, scsi_io)) { return SATI_FAILURE_CHECK_RESPONSE_DATA; } else { sequence->type = SATI_SEQUENCE_VERIFY_10; // Fill in the Logical Block Address fields and sector count registers. sati_move_translate_32_bit_lba(sequence, scsi_io, ata_io); status = sati_move_set_sector_count(sequence,scsi_io,ata_io,sector_count,0); if (status != SATI_SUCCESS) return status; return sati_verify_translate_command(sequence, scsi_io, ata_io); } } /** * @brief This method performs all of the translation required for a * SCSI VERIFY 12 byte CDB. * This includes: * - logical block address translation * - transfer length (sector count) translation * - translation items common to all VERIFY CDB sizes. * For more information on the parameters passed to this method, * please reference sati_translate_command(). * * @return Indicate if the command translation was successful. * For more information on return values please reference * sati_move_set_sector_count(), sati_verify_translate_command() */ SATI_STATUS sati_verify_12_translate_command( SATI_TRANSLATOR_SEQUENCE_T * sequence, void * scsi_io, void * ata_io ) { SATI_STATUS status; U8 * cdb = sati_cb_get_cdb_address(scsi_io); U32 sector_count = (sati_get_cdb_byte(cdb, 6) << 24) | (sati_get_cdb_byte(cdb, 7) << 16) | (sati_get_cdb_byte(cdb, 8) << 8) | (sati_get_cdb_byte(cdb, 9)); if(sati_device_state_stopped(sequence, scsi_io)) { return SATI_FAILURE_CHECK_RESPONSE_DATA; } else { sequence->type = SATI_SEQUENCE_VERIFY_12; // Fill in the Logical Block Address fields and sector count registers. sati_move_translate_32_bit_lba(sequence, scsi_io, ata_io); status = sati_move_set_sector_count(sequence,scsi_io,ata_io,sector_count,0); if (status != SATI_SUCCESS) return status; return sati_verify_translate_command(sequence, scsi_io, ata_io); } } /** * @brief This method performs all of the translation required for a * SCSI VERIFY 16 byte CDB. * This includes: * - logical block address translation * - transfer length (sector count) translation * - translation items common to all VERIFY CDB sizes. * For more information on the parameters passed to this method, * please reference sati_translate_command(). * * @return Indicate if the command translation was successful. * For more information on return values please reference * sati_move_set_sector_count(), sati_verify_translate_command() */ SATI_STATUS sati_verify_16_translate_command( SATI_TRANSLATOR_SEQUENCE_T * sequence, void * scsi_io, void * ata_io ) { SATI_STATUS status; U8 * cdb = sati_cb_get_cdb_address(scsi_io); U32 sector_count = (sati_get_cdb_byte(cdb, 10) << 24) | (sati_get_cdb_byte(cdb, 11) << 16) | (sati_get_cdb_byte(cdb, 12) << 8) | (sati_get_cdb_byte(cdb, 13)); if(sati_device_state_stopped(sequence, scsi_io)) { return SATI_FAILURE_CHECK_RESPONSE_DATA; } else { sequence->type = SATI_SEQUENCE_VERIFY_16; // Fill in the Logical Block Address field. status = sati_move_translate_64_bit_lba(sequence, scsi_io, ata_io); if (status != SATI_SUCCESS) return status; // Fill in the Sector Count fields. status = sati_move_set_sector_count(sequence,scsi_io,ata_io,sector_count,0); if (status != SATI_SUCCESS) return status; return sati_verify_translate_command(sequence, scsi_io, ata_io); } } #endif // !defined(DISABLE_SATI_VERIFY)