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6f231dda DW |
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 | ||
e76d6180 DJ |
56 | #ifndef _SCI_SAS_H_ |
57 | #define _SCI_SAS_H_ | |
2ec53eb4 DJ |
58 | |
59 | #include <linux/kernel.h> | |
60 | ||
e76d6180 DJ |
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> | |
6f231dda | 65 | */ |
e76d6180 DJ |
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 | |
6f231dda | 74 | |
af5ae893 DJ |
75 | /**************************************************************************/ |
76 | #define SSP_RESP_IU_MAX_SIZE 280 | |
77 | ||
0cfa890e DJ |
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 | ||
2ec53eb4 DJ |
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 | ||
2ec53eb4 DJ |
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 */ | |
e9bf7095 | 204 | u8 req_data[0]; |
2ec53eb4 DJ |
205 | } __packed; |
206 | ||
8694e792 DJ |
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 | }; | |
e76d6180 | 217 | #endif |