Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 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 | * * Neither the name of Intel Corporation nor the names of its |
| 40 | * contributors may be used to endorse or promote products derived |
| 41 | * from this software without specific prior written permission. |
| 42 | * |
| 43 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 44 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 45 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 46 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 47 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 48 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 49 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 50 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 51 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 52 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 53 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 54 | */ |
| 55 | |
Dave Jiang | e76d618 | 2011-05-04 15:02:03 -0700 | [diff] [blame] | 56 | #ifndef _SCI_SAS_H_ |
| 57 | #define _SCI_SAS_H_ |
Dave Jiang | 2ec53eb | 2011-05-04 18:01:22 -0700 | [diff] [blame] | 58 | |
| 59 | #include <linux/kernel.h> |
| 60 | |
Dave Jiang | e76d618 | 2011-05-04 15:02:03 -0700 | [diff] [blame] | 61 | /* |
| 62 | * SATA FIS Types These constants depict the various SATA FIS types devined in |
| 63 | * the serial ATA specification. |
| 64 | * XXX: This needs to go into <scsi/sas.h> |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 65 | */ |
Dave Jiang | e76d618 | 2011-05-04 15:02:03 -0700 | [diff] [blame] | 66 | #define FIS_REGH2D 0x27 |
| 67 | #define FIS_REGD2H 0x34 |
| 68 | #define FIS_SETDEVBITS 0xA1 |
| 69 | #define FIS_DMA_ACTIVATE 0x39 |
| 70 | #define FIS_DMA_SETUP 0x41 |
| 71 | #define FIS_BIST_ACTIVATE 0x58 |
| 72 | #define FIS_PIO_SETUP 0x5F |
| 73 | #define FIS_DATA 0x46 |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 74 | |
Dave Jiang | af5ae89 | 2011-05-04 17:53:24 -0700 | [diff] [blame] | 75 | /**************************************************************************/ |
| 76 | #define SSP_RESP_IU_MAX_SIZE 280 |
| 77 | |
Dave Jiang | 0cfa890 | 2011-05-04 17:44:54 -0700 | [diff] [blame] | 78 | /* |
| 79 | * contents of the SSP COMMAND INFORMATION UNIT. |
| 80 | * For specific information on each of these individual fields please |
| 81 | * reference the SAS specification SSP transport layer section. |
| 82 | * XXX: This needs to go into <scsi/sas.h> |
| 83 | */ |
| 84 | struct ssp_cmd_iu { |
| 85 | u8 LUN[8]; |
| 86 | u8 add_cdb_len:6; |
| 87 | u8 _r_a:2; |
| 88 | u8 _r_b; |
| 89 | u8 en_fburst:1; |
| 90 | u8 task_prio:4; |
| 91 | u8 task_attr:3; |
| 92 | u8 _r_c; |
| 93 | |
| 94 | u8 cdb[16]; |
| 95 | } __packed; |
| 96 | |
| 97 | /* |
| 98 | * contents of the SSP TASK INFORMATION UNIT. |
| 99 | * For specific information on each of these individual fields please |
| 100 | * reference the SAS specification SSP transport layer section. |
| 101 | * XXX: This needs to go into <scsi/sas.h> |
| 102 | */ |
| 103 | struct ssp_task_iu { |
| 104 | u8 LUN[8]; |
| 105 | u8 _r_a; |
| 106 | u8 task_func; |
| 107 | u8 _r_b[4]; |
| 108 | u16 task_tag; |
| 109 | u8 _r_c[12]; |
| 110 | } __packed; |
| 111 | |
Dave Jiang | 2ec53eb | 2011-05-04 18:01:22 -0700 | [diff] [blame] | 112 | |
| 113 | /* |
| 114 | * struct smp_req_phy_id - This structure defines the contents of |
| 115 | * an SMP Request that is comprised of the struct smp_request_header and a |
| 116 | * phy identifier. |
| 117 | * Examples: SMP_REQUEST_DISCOVER, SMP_REQUEST_REPORT_PHY_SATA. |
| 118 | * |
| 119 | * For specific information on each of these individual fields please reference |
| 120 | * the SAS specification. |
| 121 | */ |
| 122 | struct smp_req_phy_id { |
| 123 | u8 _r_a[4]; /* bytes 4-7 */ |
| 124 | |
| 125 | u8 ign_zone_grp:1; /* byte 8 */ |
| 126 | u8 _r_b:7; |
| 127 | |
| 128 | u8 phy_id; /* byte 9 */ |
| 129 | u8 _r_c; /* byte 10 */ |
| 130 | u8 _r_d; /* byte 11 */ |
| 131 | } __packed; |
| 132 | |
| 133 | /* |
| 134 | * struct smp_req_config_route_info - This structure defines the |
| 135 | * contents of an SMP Configure Route Information request. |
| 136 | * |
| 137 | * For specific information on each of these individual fields please reference |
| 138 | * the SAS specification. |
| 139 | */ |
| 140 | struct smp_req_conf_rtinfo { |
| 141 | u16 exp_change_cnt; /* bytes 4-5 */ |
| 142 | u8 exp_rt_idx_hi; /* byte 6 */ |
| 143 | u8 exp_rt_idx; /* byte 7 */ |
| 144 | |
| 145 | u8 _r_a; /* byte 8 */ |
| 146 | u8 phy_id; /* byte 9 */ |
| 147 | u16 _r_b; /* bytes 10-11 */ |
| 148 | |
| 149 | u8 _r_c:7; /* byte 12 */ |
| 150 | u8 dis_rt_entry:1; |
| 151 | u8 _r_d[3]; /* bytes 13-15 */ |
| 152 | |
| 153 | u8 rt_sas_addr[8]; /* bytes 16-23 */ |
| 154 | u8 _r_e[16]; /* bytes 24-39 */ |
| 155 | } __packed; |
| 156 | |
| 157 | /* |
| 158 | * struct smp_req_phycntl - This structure defines the contents of an |
| 159 | * SMP Phy Controller request. |
| 160 | * |
| 161 | * For specific information on each of these individual fields please reference |
| 162 | * the SAS specification. |
| 163 | */ |
| 164 | struct smp_req_phycntl { |
| 165 | u16 exp_change_cnt; /* byte 4-5 */ |
| 166 | |
| 167 | u8 _r_a[3]; /* bytes 6-8 */ |
| 168 | |
| 169 | u8 phy_id; /* byte 9 */ |
| 170 | u8 phy_op; /* byte 10 */ |
| 171 | |
| 172 | u8 upd_pathway:1; /* byte 11 */ |
| 173 | u8 _r_b:7; |
| 174 | |
| 175 | u8 _r_c[12]; /* byte 12-23 */ |
| 176 | |
| 177 | u8 att_dev_name[8]; /* byte 24-31 */ |
| 178 | |
| 179 | u8 _r_d:4; /* byte 32 */ |
| 180 | u8 min_linkrate:4; |
| 181 | |
| 182 | u8 _r_e:4; /* byte 33 */ |
| 183 | u8 max_linkrate:4; |
| 184 | |
| 185 | u8 _r_f[2]; /* byte 34-35 */ |
| 186 | |
| 187 | u8 pathway:4; /* byte 36 */ |
| 188 | u8 _r_g:4; |
| 189 | |
| 190 | u8 _r_h[3]; /* bytes 37-39 */ |
| 191 | } __packed; |
| 192 | |
Dave Jiang | 2ec53eb | 2011-05-04 18:01:22 -0700 | [diff] [blame] | 193 | /* |
| 194 | * struct smp_req - This structure simply unionizes the existing request |
| 195 | * structures into a common request type. |
| 196 | * |
| 197 | * XXX: This data structure may need to go to scsi/sas.h |
| 198 | */ |
| 199 | struct smp_req { |
| 200 | u8 type; /* byte 0 */ |
| 201 | u8 func; /* byte 1 */ |
| 202 | u8 alloc_resp_len; /* byte 2 */ |
| 203 | u8 req_len; /* byte 3 */ |
Dan Williams | e9bf709 | 2011-06-16 16:59:56 -0700 | [diff] [blame] | 204 | u8 req_data[0]; |
Dave Jiang | 2ec53eb | 2011-05-04 18:01:22 -0700 | [diff] [blame] | 205 | } __packed; |
| 206 | |
Dave Jiang | 8694e79 | 2011-05-04 19:01:01 -0700 | [diff] [blame] | 207 | /* |
| 208 | * struct sci_sas_address - This structure depicts how a SAS address is |
| 209 | * represented by SCI. |
| 210 | * XXX convert this to u8 [SAS_ADDR_SIZE] like the rest of libsas |
| 211 | * |
| 212 | */ |
| 213 | struct sci_sas_address { |
| 214 | u32 high; |
| 215 | u32 low; |
| 216 | }; |
Dave Jiang | e76d618 | 2011-05-04 15:02:03 -0700 | [diff] [blame] | 217 | #endif |