1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright © 2016 Intel Corporation
6 * Rafael Antognolli <rafael.antognolli@intel.com>
7 * Scott Bauer <scott.bauer@intel.com>
9 #include <linux/types.h>
15 * These constant values come from:
17 * 6.30 SECURITY PROTOCOL IN command / table 265.
25 * Token defs derived from:
26 * TCG_Storage_Architecture_Core_Spec_v2.01_r1.00
27 * 3.2.2 Data Stream Encoding
29 enum opal_response_token {
30 OPAL_DTA_TOKENID_BYTESTRING = 0xe0,
31 OPAL_DTA_TOKENID_SINT = 0xe1,
32 OPAL_DTA_TOKENID_UINT = 0xe2,
33 OPAL_DTA_TOKENID_TOKEN = 0xe3, /* actual token is returned */
34 OPAL_DTA_TOKENID_INVALID = 0X0
37 #define DTAERROR_NO_METHOD_STATUS 0x89
38 #define GENERIC_HOST_SESSION_NUM 0x41
39 #define FIRST_TPER_SESSION_NUM 4096
41 #define TPER_SYNC_SUPPORTED 0x01
42 #define MBR_ENABLED_MASK 0x10
44 #define TINY_ATOM_DATA_MASK 0x3F
45 #define TINY_ATOM_SIGNED 0x40
47 #define SHORT_ATOM_ID 0x80
48 #define SHORT_ATOM_BYTESTRING 0x20
49 #define SHORT_ATOM_SIGNED 0x10
50 #define SHORT_ATOM_LEN_MASK 0xF
52 #define MEDIUM_ATOM_ID 0xC0
53 #define MEDIUM_ATOM_BYTESTRING 0x10
54 #define MEDIUM_ATOM_SIGNED 0x8
55 #define MEDIUM_ATOM_LEN_MASK 0x7
57 #define LONG_ATOM_ID 0xe0
58 #define LONG_ATOM_BYTESTRING 0x2
59 #define LONG_ATOM_SIGNED 0x1
61 /* Derived from TCG Core spec 2.01 Section:
65 #define TINY_ATOM_BYTE 0x7F
66 #define SHORT_ATOM_BYTE 0xBF
67 #define MEDIUM_ATOM_BYTE 0xDF
68 #define LONG_ATOM_BYTE 0xE3
69 #define EMPTY_ATOM_BYTE 0xFF
71 #define OPAL_INVAL_PARAM 12
72 #define OPAL_MANUFACTURED_INACTIVE 0x08
73 #define OPAL_DISCOVERY_COMID 0x0001
75 #define LOCKING_RANGE_NON_GLOBAL 0x03
77 * User IDs used in the TCG storage SSCs
78 * Derived from: TCG_Storage_Architecture_Core_Spec_v2.01_r1.00
79 * Section: 6.3 Assigned UIDs
81 #define OPAL_METHOD_LENGTH 8
82 #define OPAL_MSID_KEYLEN 15
83 #define OPAL_UID_LENGTH_HALF 4
85 /* Enum to index OPALUID array */
92 OPAL_ENTERPRISE_LOCKINGSP_UID,
99 OPAL_ENTERPRISE_BANDMASTER0_UID,
100 OPAL_ENTERPRISE_ERASEMASTER_UID,
103 OPAL_LOCKINGRANGE_GLOBAL,
104 OPAL_LOCKINGRANGE_ACE_RDLOCKED,
105 OPAL_LOCKINGRANGE_ACE_WRLOCKED,
108 OPAL_AUTHORITY_TABLE,
110 OPAL_LOCKING_INFO_TABLE,
111 OPAL_ENTERPRISE_LOCKING_INFO_TABLE,
113 /* C_PIN_TABLE object ID's */
117 /* half UID's (only first 4 bytes used) */
118 OPAL_HALF_UID_AUTHORITY_OBJ_REF,
119 OPAL_HALF_UID_BOOLEAN_ACE,
120 /* omitted optional parameter */
124 /* Enum for indexing the OPALMETHOD array */
148 OPAL_BOOLEAN_EXPR = 0x03,
151 OPAL_STARTROW = 0x01,
153 OPAL_STARTCOLUMN = 0x03,
154 OPAL_ENDCOLUMN = 0x04,
157 OPAL_TABLE_UID = 0x00,
158 OPAL_TABLE_NAME = 0x01,
159 OPAL_TABLE_COMMON = 0x02,
160 OPAL_TABLE_TEMPLATE = 0x03,
161 OPAL_TABLE_KIND = 0x04,
162 OPAL_TABLE_COLUMN = 0x05,
163 OPAL_TABLE_COLUMNS = 0x06,
164 OPAL_TABLE_ROWS = 0x07,
165 OPAL_TABLE_ROWS_FREE = 0x08,
166 OPAL_TABLE_ROW_BYTES = 0x09,
167 OPAL_TABLE_LASTID = 0x0A,
168 OPAL_TABLE_MIN = 0x0B,
169 OPAL_TABLE_MAX = 0x0C,
170 /* authority table */
173 OPAL_RANGESTART = 0x03,
174 OPAL_RANGELENGTH = 0x04,
175 OPAL_READLOCKENABLED = 0x05,
176 OPAL_WRITELOCKENABLED = 0x06,
177 OPAL_READLOCKED = 0x07,
178 OPAL_WRITELOCKED = 0x08,
179 OPAL_ACTIVEKEY = 0x0A,
180 /* lockingsp table */
181 OPAL_LIFECYCLE = 0x06,
182 /* locking info table */
183 OPAL_MAXRANGES = 0x04,
185 OPAL_MBRENABLE = 0x01,
188 OPAL_HOSTPROPERTIES = 0x00,
190 OPAL_STARTLIST = 0xf0,
192 OPAL_STARTNAME = 0xf2,
195 OPAL_ENDOFDATA = 0xf9,
196 OPAL_ENDOFSESSION = 0xfa,
197 OPAL_STARTTRANSACTON = 0xfb,
198 OPAL_ENDTRANSACTON = 0xfC,
199 OPAL_EMPTYATOM = 0xff,
203 /* Locking state for a locking range */
204 enum opal_lockingstate {
205 OPAL_LOCKING_READWRITE = 0x01,
206 OPAL_LOCKING_READONLY = 0x02,
207 OPAL_LOCKING_LOCKED = 0x03,
210 enum opal_parameter {
211 OPAL_SUM_SET_LIST = 0x060000,
214 /* Packets derived from:
215 * TCG_Storage_Architecture_Core_Spec_v2.01_r1.00
216 * Secion: 3.2.3 ComPackets, Packets & Subpackets
219 /* Comm Packet (header) for transmissions. */
220 struct opal_compacket {
223 __be32 outstandingData;
228 /* Packet structure. */
235 __be32 acknowledgment;
239 /* Data sub packet header */
240 struct opal_data_subpacket {
246 /* header of a response */
248 struct opal_compacket cp;
249 struct opal_packet pkt;
250 struct opal_data_subpacket subpkt;
253 #define FC_TPER 0x0001
254 #define FC_LOCKING 0x0002
255 #define FC_GEOMETRY 0x0003
256 #define FC_ENTERPRISE 0x0100
257 #define FC_DATASTORE 0x0202
258 #define FC_SINGLEUSER 0x0201
259 #define FC_OPALV100 0x0200
260 #define FC_OPALV200 0x0203
263 * The Discovery 0 Header. As defined in
264 * Opal SSC Documentation
265 * Section: 3.3.5 Capability Discovery
268 __be32 length; /* the length of the header 48 in 2.00.100 */
269 __be32 revision; /**< revision of the header 1 in 2.00.100 */
273 * the remainder of the structure is vendor specific and will not be
280 * TPer Feature Descriptor. Contains flags indicating support for the
281 * TPer features described in the OPAL specification. The names match the
284 * code == 0x001 in 2.00.100
286 struct d0_tper_features {
288 * supported_features bits:
290 * bit 6: com ID management
292 * bit 4: streaming support
293 * bit 3: buffer management
298 u8 supported_features;
300 * bytes 5 through 15 are reserved, but we represent the first 3 as
301 * u8 to keep the other two 32bits integers aligned.
309 * Locking Feature Descriptor. Contains flags indicating support for the
310 * locking features described in the OPAL specification. The names match the
313 * code == 0x0002 in 2.00.100
315 struct d0_locking_features {
317 * supported_features bits:
321 * bit 3: media encryption
323 * bit 1: locking enabled
324 * bit 0: locking supported
326 u8 supported_features;
328 * bytes 5 through 15 are reserved, but we represent the first 3 as
329 * u8 to keep the other two 32bits integers aligned.
337 * Geometry Feature Descriptor. Contains flags indicating support for the
338 * geometry features described in the OPAL specification. The names match the
341 * code == 0x0003 in 2.00.100
343 struct d0_geometry_features {
345 * skip 32 bits from header, needed to align the struct to 64 bits.
355 __be32 logical_block_size;
356 __be64 alignment_granularity;
357 __be64 lowest_aligned_lba;
361 * Enterprise SSC Feature
365 struct d0_enterprise_ssc {
370 * bit 0: range crossing
384 struct d0_opal_v100 {
390 * Single User Mode feature
394 struct d0_single_user_mode {
395 __be32 num_locking_objects;
409 * Additonal Datastores feature
413 struct d0_datastore_table {
416 __be32 max_size_tables;
417 __be32 table_size_alignment;
425 struct d0_opal_v200 {
430 * bit 0: range crossing
433 /* num_locking_admin_auth:
434 * not aligned to 16 bits, so use two u8.
435 * stored in big endian:
439 u8 num_locking_admin_auth[2];
440 /* num_locking_user_auth:
441 * not aligned to 16 bits, so use two u8.
442 * stored in big endian:
446 u8 num_locking_user_auth[2];
453 /* Union of features used to parse the discovery 0 response */
466 #endif /* _OPAL_PROTO_H */