1 /*- 2 * This file is provided under a dual BSD/GPLv2 license. When using or 3 * redistributing this file, you may do so under either license. 4 * 5 * GPL LICENSE SUMMARY 6 * 7 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of version 2 of the GNU General Public License as 11 * published by the Free Software Foundation. 12 * 13 * This program is distributed in the hope that it will be useful, but 14 * WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. 21 * The full GNU General Public License is included in this distribution 22 * in the file called LICENSE.GPL. 23 * 24 * BSD LICENSE 25 * 26 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. 27 * All rights reserved. 28 * 29 * Redistribution and use in source and binary forms, with or without 30 * modification, are permitted provided that the following conditions 31 * are met: 32 * 33 * * Redistributions of source code must retain the above copyright 34 * notice, this list of conditions and the following disclaimer. 35 * * Redistributions in binary form must reproduce the above copyright 36 * notice, this list of conditions and the following disclaimer in 37 * the documentation and/or other materials provided with the 38 * distribution. 39 * 40 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 41 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 42 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 43 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 44 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 46 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 47 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 48 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 49 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 50 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 51 */ 52 53 #include <sys/cdefs.h> 54 __FBSDID("$FreeBSD$"); 55 56 /** 57 * @file 58 * 59 * @brief This file contains the method implementations required to 60 * translate the SCSI lun reset command. 61 */ 62 63 #if !defined(DISABLE_SATI_TASK_MANAGEMENT) 64 65 #include <dev/isci/scil/sati_lun_reset.h> 66 #include <dev/isci/scil/sati_callbacks.h> 67 #include <dev/isci/scil/sati_util.h> 68 #include <dev/isci/scil/intel_ata.h> 69 #include <dev/isci/scil/intel_scsi.h> 70 #include <dev/isci/scil/intel_sat.h> 71 72 //****************************************************************************** 73 //* P U B L I C M E T H O D S 74 //****************************************************************************** 75 76 /** 77 * @brief This method will translate the lun reset SCSI task request into an 78 * ATA SOFT RESET command. For more information on the parameters 79 * passed to this method, please reference sati_translate_command(). 80 * 81 * @return Indicate if the command translation succeeded. 82 * @retval SCI_SUCCESS This is returned if the command translation was 83 * successful. 84 * 85 * @note It is up to the user of the sata translator to set the command bit 86 * and clear the control softreset bit and send the second register fis. 87 */ 88 SATI_STATUS sati_lun_reset_translate_command( 89 SATI_TRANSLATOR_SEQUENCE_T * sequence, 90 void * scsi_io, 91 void * ata_io 92 ) 93 { 94 U8* register_fis = sati_cb_get_h2d_register_fis_address(ata_io); 95 96 sati_set_ata_command(register_fis, ATA_NOP); 97 sati_set_ata_control(register_fis, ATA_CONTROL_REG_SOFT_RESET_BIT); 98 99 //set all other fields to zero. 100 sati_clear_sata_command_flag(register_fis); 101 sati_set_ata_features(register_fis, 0); 102 sati_set_ata_features_exp(register_fis, 0); 103 sati_set_ata_sector_count(register_fis, 0); 104 sati_set_ata_sector_count_exp(register_fis, 0); 105 sati_set_ata_lba_low(register_fis, 0); 106 sati_set_ata_lba_mid(register_fis, 0); 107 sati_set_ata_lba_high(register_fis, 0); 108 sati_set_ata_lba_low_exp(register_fis, 0); 109 sati_set_ata_lba_mid_exp(register_fis, 0); 110 sati_set_ata_lba_high_exp(register_fis, 0); 111 sati_set_ata_device_head(register_fis, 0); 112 113 sequence->type = SATI_SEQUENCE_LUN_RESET; 114 sequence->data_direction = SATI_DATA_DIRECTION_NONE; 115 sequence->protocol = SAT_PROTOCOL_SOFT_RESET; 116 sequence->ata_transfer_length = 0; 117 118 return SATI_SUCCESS; 119 } 120 121 #endif // !defined(DISABLE_SATI_TASK_MANAGEMENT) 122 123