/* * 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. * * Neither the name of Intel Corporation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * 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.
*/
#ifndef _SCI_SAS_H_ #define _SCI_SAS_H_
#include <linux/kernel.h>
/* * SATA FIS Types These constants depict the various SATA FIS types devined in * the serial ATA specification. * XXX: This needs to go into <scsi/sas.h>
*/ #define FIS_REGH2D 0x27 #define FIS_REGD2H 0x34 #define FIS_SETDEVBITS 0xA1 #define FIS_DMA_ACTIVATE 0x39 #define FIS_DMA_SETUP 0x41 #define FIS_BIST_ACTIVATE 0x58 #define FIS_PIO_SETUP 0x5F #define FIS_DATA 0x46
/* * contents of the SSP COMMAND INFORMATION UNIT. * For specific information on each of these individual fields please * reference the SAS specification SSP transport layer section. * XXX: This needs to go into <scsi/sas.h>
*/ struct ssp_cmd_iu {
u8 LUN[8];
u8 add_cdb_len:6;
u8 _r_a:2;
u8 _r_b;
u8 en_fburst:1;
u8 task_prio:4;
u8 task_attr:3;
u8 _r_c;
u8 cdb[16];
} __packed;
/* * contents of the SSP TASK INFORMATION UNIT. * For specific information on each of these individual fields please * reference the SAS specification SSP transport layer section. * XXX: This needs to go into <scsi/sas.h>
*/ struct ssp_task_iu {
u8 LUN[8];
u8 _r_a;
u8 task_func;
u8 _r_b[4];
u16 task_tag;
u8 _r_c[12];
} __packed;
/* * struct smp_req_phy_id - This structure defines the contents of * an SMP Request that is comprised of the struct smp_request_header and a * phy identifier. * Examples: SMP_REQUEST_DISCOVER, SMP_REQUEST_REPORT_PHY_SATA. * * For specific information on each of these individual fields please reference * the SAS specification.
*/ struct smp_req_phy_id {
u8 _r_a[4]; /* bytes 4-7 */
/* * struct smp_req_config_route_info - This structure defines the * contents of an SMP Configure Route Information request. * * For specific information on each of these individual fields please reference * the SAS specification.
*/ struct smp_req_conf_rtinfo {
u16 exp_change_cnt; /* bytes 4-5 */
u8 exp_rt_idx_hi; /* byte 6 */
u8 exp_rt_idx; /* byte 7 */
/* * struct smp_req_phycntl - This structure defines the contents of an * SMP Phy Controller request. * * For specific information on each of these individual fields please reference * the SAS specification.
*/ struct smp_req_phycntl {
u16 exp_change_cnt; /* byte 4-5 */
u8 _r_a[3]; /* bytes 6-8 */
u8 phy_id; /* byte 9 */
u8 phy_op; /* byte 10 */
u8 upd_pathway:1; /* byte 11 */
u8 _r_b:7;
u8 _r_c[12]; /* byte 12-23 */
u8 att_dev_name[8]; /* byte 24-31 */
u8 _r_d:4; /* byte 32 */
u8 min_linkrate:4;
u8 _r_e:4; /* byte 33 */
u8 max_linkrate:4;
u8 _r_f[2]; /* byte 34-35 */
u8 pathway:4; /* byte 36 */
u8 _r_g:4;
u8 _r_h[3]; /* bytes 37-39 */
} __packed;
/* * struct smp_req - This structure simply unionizes the existing request * structures into a common request type. * * XXX: This data structure may need to go to scsi/sas.h
*/ struct smp_req {
u8 type; /* byte 0 */
u8 func; /* byte 1 */
u8 alloc_resp_len; /* byte 2 */
u8 req_len; /* byte 3 */
u8 req_data[];
} __packed;
/* * struct sci_sas_address - This structure depicts how a SAS address is * represented by SCI. * XXX convert this to u8 [SAS_ADDR_SIZE] like the rest of libsas *
*/ struct sci_sas_address {
u32 high;
u32 low;
}; #endif
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