/*- * 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: stable/11/sys/dev/isci/scil/sati_device.c 331722 2018-03-29 02:50:57Z eadler $"); /** * @file * @brief This file contains all of the defintions for the SATI remote * device object. Some translations require information to be * remembered on a per device basis. This information is stored * in the object defined in this file. */ #include #include // Move this file. #include #include /** * @brief This method simply initializes the data members in the device * object to their appropriate values. * * @param[in] device This parameter specifies the device for which to * initialize the data members. * @param[in] is_ncq_enabled This parameter specifies if NCQ is to be * utilized for this particular SATI device. * @param[in] max_ncq_depth This parameter specifies the maximum desired * NCQ depth. Once this value is set it can never be increased. * @param[in] ignore_fua This parameter specifies FUA is to be ignored and not * sent to the end device. Some OS (Windows) has quirky behaviors with FUA * and recommend driver developers ignore the bit. * * @return none */ void sati_device_construct( SATI_DEVICE_T * device, BOOL is_ncq_enabled, U8 max_ncq_depth, BOOL ignore_fua ) { device->state = SATI_DEVICE_STATE_OPERATIONAL; device->capabilities = 0; device->descriptor_sense_enable = SCSI_MODE_PAGE_CONTROL_D_SENSE_DISABLE; // The user requested that NCQ be utilized if it is supported by // the device. if (is_ncq_enabled == TRUE) device->capabilities |= SATI_DEVICE_CAP_NCQ_REQUESTED_ENABLE; device->ncq_depth = max_ncq_depth; // The user requested that FUA is ignored (windows performance issue) if (ignore_fua == TRUE) device->capabilities |= SATI_DEVICE_CAP_IGNORE_FUA; } /** * @brief This method will update the SATI_DEVICE capabilities based on * the supplied ATA_IDENTIFY_DEVICE_DATA. * * @param[in] device This parameter specifies the device for which to update * the supported capabilities. * @param[in] identify This parameter specifies the ata identify device * information from which to extract the capabilities of the * device. * * @return none */ void sati_device_update_capabilities( SATI_DEVICE_T * device, ATA_IDENTIFY_DEVICE_DATA_T * identify ) { U16 capabilities = 0; if (identify->capabilities1 & ATA_IDENTIFY_CAPABILITIES1_NORMAL_DMA_ENABLE) capabilities |= SATI_DEVICE_CAP_UDMA_ENABLE; if (identify->command_set_supported1 & ATA_IDENTIFY_COMMAND_SET_SUPPORTED1_48BIT_ENABLE) { capabilities |= SATI_DEVICE_CAP_48BIT_ENABLE; } if (identify->command_set_supported0 & ATA_IDENTIFY_COMMAND_SET_SUPPORTED0_SMART_ENABLE) { capabilities |= SATI_DEVICE_CAP_SMART_SUPPORT; } if (identify->command_set_enabled0 & ATA_IDENTIFY_COMMAND_SET_SUPPORTED0_SMART_ENABLE) { capabilities |= SATI_DEVICE_CAP_SMART_ENABLE; } // Save the NCQ related capabilities information. if (identify->serial_ata_capabilities & ATA_IDENTIFY_SATA_CAPABILITIES_NCQ_ENABLE) { if (device->capabilities & SATI_DEVICE_CAP_NCQ_REQUESTED_ENABLE) { capabilities |= SATI_DEVICE_CAP_NCQ_REQUESTED_ENABLE; capabilities |= SATI_DEVICE_CAP_NCQ_SUPPORTED_ENABLE; capabilities |= SATI_DEVICE_CAP_DMA_FUA_ENABLE; device->ncq_depth = MIN( device->ncq_depth, (U8) (identify->queue_depth & ATA_IDENTIFY_NCQ_QUEUE_DEPTH_ENABLE) + 1 ); } } // if the user requested that FUA is ignored; transfer it so we don't lose on update. if (device->capabilities & SATI_DEVICE_CAP_IGNORE_FUA) capabilities |= SATI_DEVICE_CAP_IGNORE_FUA; if (identify->general_config_bits & ATA_IDENTIFY_REMOVABLE_MEDIA_ENABLE) capabilities |= SATI_DEVICE_CAP_REMOVABLE_MEDIA; if(identify->command_set_supported2 & ATA_IDENTIFY_WRITE_UNCORRECTABLE_SUPPORT ) { capabilities |= SATI_DEVICE_CAP_WRITE_UNCORRECTABLE_ENABLE; } if(identify->physical_logical_sector_info & ATA_IDENTIFY_LOGICAL_SECTOR_PER_PHYSICAL_SECTOR_ENABLE) { capabilities |= SATI_DEVICE_CAP_MULTIPLE_SECTORS_PER_PHYSCIAL_SECTOR; } if(identify->command_set_supported_extention & ATA_IDENTIFY_COMMAND_SET_SMART_SELF_TEST_SUPPORTED) { capabilities |= SATI_DEVICE_CAP_SMART_SELF_TEST_SUPPORT; } if (identify->nominal_media_rotation_rate == 1) { capabilities |= SATI_DEVICE_CAP_SSD; } // Save off the logical block size reported by the drive // See if Word 106 is valid and reports a logical sector size if ((identify->physical_logical_sector_info & 0x5000) == 0x5000) { device->logical_block_size = (identify->words_per_logical_sector[3] << 24) | (identify->words_per_logical_sector[2] << 16) | (identify->words_per_logical_sector[1] << 8) | (identify->words_per_logical_sector[0]); } else { device->logical_block_size = 512; } // Determine DSM TRIM capabilities // Defend against SSDs which report TRIM support, but set // max_lba_range_entry_blocks to zero, by disabling TRIM for // those SSDs. if ( (identify->data_set_management & ATA_IDENTIFY_COMMAND_SET_DSM_TRIM_SUPPORTED) && (identify->max_lba_range_entry_blocks > 0) ) { capabilities |= SATI_DEVICE_CAP_DSM_TRIM_SUPPORT; device->max_lba_range_entry_blocks = identify->max_lba_range_entry_blocks; } if (identify->additional_supported & ATA_IDENTIFY_COMMAND_ADDL_SUPPORTED_DETERMINISTIC_READ) { capabilities |= SATI_DEVICE_CAP_DETERMINISTIC_READ_AFTER_TRIM; } if (identify->additional_supported & ATA_IDENTIFY_COMMAND_ADDL_SUPPORTED_READ_ZERO) { capabilities |= SATI_DEVICE_CAP_READ_ZERO_AFTER_TRIM; } if (identify->capabilities1 & ATA_IDENTIFY_CAPABILITIES1_STANDBY_ENABLE) { capabilities |= SATI_DEVICE_CAP_STANDBY_ENABLE; } device->min_blocks_per_microcode_command = identify->min_num_blocks_per_microcode; device->max_blocks_per_microcode_command = identify->max_num_blocks_per_microcode; device->capabilities = capabilities; }