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+/*
+ * 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
+
+/**************************************************************************/
+#define SSP_RESP_IU_MAX_SIZE 280
+
+/*
+ * 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 */
+
+ u8 ign_zone_grp:1; /* byte 8 */
+ u8 _r_b:7;
+
+ u8 phy_id; /* byte 9 */
+ u8 _r_c; /* byte 10 */
+ u8 _r_d; /* byte 11 */
+} __packed;
+
+/*
+ * 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 */
+
+ u8 _r_a; /* byte 8 */
+ u8 phy_id; /* byte 9 */
+ u16 _r_b; /* bytes 10-11 */
+
+ u8 _r_c:7; /* byte 12 */
+ u8 dis_rt_entry:1;
+ u8 _r_d[3]; /* bytes 13-15 */
+
+ u8 rt_sas_addr[8]; /* bytes 16-23 */
+ u8 _r_e[16]; /* bytes 24-39 */
+} __packed;
+
+/*
+ * 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[0];
+} __packed;
+
+#define SMP_RESP_HDR_SZ 4
+
+/*
+ * 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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