1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright © 2016 Intel Corporation
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
40 #define TPER_SYNC_SUPPORTED 0x01
41 #define MBR_ENABLED_MASK 0x10
43 #define TINY_ATOM_DATA_MASK 0x3F
44 #define TINY_ATOM_SIGNED 0x40
46 #define SHORT_ATOM_ID 0x80
47 #define SHORT_ATOM_BYTESTRING 0x20
48 #define SHORT_ATOM_SIGNED 0x10
49 #define SHORT_ATOM_LEN_MASK 0xF
51 #define MEDIUM_ATOM_ID 0xC0
52 #define MEDIUM_ATOM_BYTESTRING 0x10
53 #define MEDIUM_ATOM_SIGNED 0x8
54 #define MEDIUM_ATOM_LEN_MASK 0x7
56 #define LONG_ATOM_ID 0xe0
57 #define LONG_ATOM_BYTESTRING 0x2
58 #define LONG_ATOM_SIGNED 0x1
60 /* Derived from TCG Core spec 2.01 Section:
64 #define TINY_ATOM_BYTE 0x7F
65 #define SHORT_ATOM_BYTE 0xBF
66 #define MEDIUM_ATOM_BYTE 0xDF
67 #define LONG_ATOM_BYTE 0xE3
69 #define OPAL_INVAL_PARAM 12
70 #define OPAL_MANUFACTURED_INACTIVE 0x08
71 #define OPAL_DISCOVERY_COMID 0x0001
73 #define LOCKING_RANGE_NON_GLOBAL 0x03
75 * User IDs used in the TCG storage SSCs
76 * Derived from: TCG_Storage_Architecture_Core_Spec_v2.01_r1.00
77 * Section: 6.3 Assigned UIDs
79 #define OPAL_METHOD_LENGTH 8
80 #define OPAL_MSID_KEYLEN 15
81 #define OPAL_UID_LENGTH_HALF 4
83 /* Enum to index OPALUID array */
90 OPAL_ENTERPRISE_LOCKINGSP_UID,
97 OPAL_ENTERPRISE_BANDMASTER0_UID,
98 OPAL_ENTERPRISE_ERASEMASTER_UID,
101 OPAL_LOCKINGRANGE_GLOBAL,
102 OPAL_LOCKINGRANGE_ACE_RDLOCKED,
103 OPAL_LOCKINGRANGE_ACE_WRLOCKED,
106 OPAL_AUTHORITY_TABLE,
108 OPAL_LOCKING_INFO_TABLE,
109 OPAL_ENTERPRISE_LOCKING_INFO_TABLE,
111 /* C_PIN_TABLE object ID's */
115 /* half UID's (only first 4 bytes used) */
116 OPAL_HALF_UID_AUTHORITY_OBJ_REF,
117 OPAL_HALF_UID_BOOLEAN_ACE,
118 /* omitted optional parameter */
122 /* Enum for indexing the OPALMETHOD array */
146 OPAL_BOOLEAN_EXPR = 0x03,
149 OPAL_STARTROW = 0x01,
151 OPAL_STARTCOLUMN = 0x03,
152 OPAL_ENDCOLUMN = 0x04,
155 OPAL_TABLE_UID = 0x00,
156 OPAL_TABLE_NAME = 0x01,
157 OPAL_TABLE_COMMON = 0x02,
158 OPAL_TABLE_TEMPLATE = 0x03,
159 OPAL_TABLE_KIND = 0x04,
160 OPAL_TABLE_COLUMN = 0x05,
161 OPAL_TABLE_COLUMNS = 0x06,
162 OPAL_TABLE_ROWS = 0x07,
163 OPAL_TABLE_ROWS_FREE = 0x08,
164 OPAL_TABLE_ROW_BYTES = 0x09,
165 OPAL_TABLE_LASTID = 0x0A,
166 OPAL_TABLE_MIN = 0x0B,
167 OPAL_TABLE_MAX = 0x0C,
168 /* authority table */
171 OPAL_RANGESTART = 0x03,
172 OPAL_RANGELENGTH = 0x04,
173 OPAL_READLOCKENABLED = 0x05,
174 OPAL_WRITELOCKENABLED = 0x06,
175 OPAL_READLOCKED = 0x07,
176 OPAL_WRITELOCKED = 0x08,
177 OPAL_ACTIVEKEY = 0x0A,
178 /* lockingsp table */
179 OPAL_LIFECYCLE = 0x06,
180 /* locking info table */
181 OPAL_MAXRANGES = 0x04,
183 OPAL_MBRENABLE = 0x01,
186 OPAL_HOSTPROPERTIES = 0x00,
188 OPAL_STARTLIST = 0xf0,
190 OPAL_STARTNAME = 0xf2,
193 OPAL_ENDOFDATA = 0xf9,
194 OPAL_ENDOFSESSION = 0xfa,
195 OPAL_STARTTRANSACTON = 0xfb,
196 OPAL_ENDTRANSACTON = 0xfC,
197 OPAL_EMPTYATOM = 0xff,
201 /* Locking state for a locking range */
202 enum opal_lockingstate {
203 OPAL_LOCKING_READWRITE = 0x01,
204 OPAL_LOCKING_READONLY = 0x02,
205 OPAL_LOCKING_LOCKED = 0x03,
208 enum opal_parameter {
209 OPAL_SUM_SET_LIST = 0x060000,
212 /* Packets derived from:
213 * TCG_Storage_Architecture_Core_Spec_v2.01_r1.00
214 * Secion: 3.2.3 ComPackets, Packets & Subpackets
217 /* Comm Packet (header) for transmissions. */
218 struct opal_compacket {
221 __be32 outstandingData;
226 /* Packet structure. */
233 __be32 acknowledgment;
237 /* Data sub packet header */
238 struct opal_data_subpacket {
244 /* header of a response */
246 struct opal_compacket cp;
247 struct opal_packet pkt;
248 struct opal_data_subpacket subpkt;
251 #define FC_TPER 0x0001
252 #define FC_LOCKING 0x0002
253 #define FC_GEOMETRY 0x0003
254 #define FC_ENTERPRISE 0x0100
255 #define FC_DATASTORE 0x0202
256 #define FC_SINGLEUSER 0x0201
257 #define FC_OPALV100 0x0200
258 #define FC_OPALV200 0x0203
261 * The Discovery 0 Header. As defined in
262 * Opal SSC Documentation
263 * Section: 3.3.5 Capability Discovery
266 __be32 length; /* the length of the header 48 in 2.00.100 */
267 __be32 revision; /**< revision of the header 1 in 2.00.100 */
271 * the remainder of the structure is vendor specific and will not be
278 * TPer Feature Descriptor. Contains flags indicating support for the
279 * TPer features described in the OPAL specification. The names match the
282 * code == 0x001 in 2.00.100
284 struct d0_tper_features {
286 * supported_features bits:
288 * bit 6: com ID management
290 * bit 4: streaming support
291 * bit 3: buffer management
296 u8 supported_features;
298 * bytes 5 through 15 are reserved, but we represent the first 3 as
299 * u8 to keep the other two 32bits integers aligned.
307 * Locking Feature Descriptor. Contains flags indicating support for the
308 * locking features described in the OPAL specification. The names match the
311 * code == 0x0002 in 2.00.100
313 struct d0_locking_features {
315 * supported_features bits:
319 * bit 3: media encryption
321 * bit 1: locking enabled
322 * bit 0: locking supported
324 u8 supported_features;
326 * bytes 5 through 15 are reserved, but we represent the first 3 as
327 * u8 to keep the other two 32bits integers aligned.
335 * Geometry Feature Descriptor. Contains flags indicating support for the
336 * geometry features described in the OPAL specification. The names match the
339 * code == 0x0003 in 2.00.100
341 struct d0_geometry_features {
343 * skip 32 bits from header, needed to align the struct to 64 bits.
353 __be32 logical_block_size;
354 __be64 alignment_granularity;
355 __be64 lowest_aligned_lba;
359 * Enterprise SSC Feature
363 struct d0_enterprise_ssc {
368 * bit 0: range crossing
382 struct d0_opal_v100 {
388 * Single User Mode feature
392 struct d0_single_user_mode {
393 __be32 num_locking_objects;
407 * Additonal Datastores feature
411 struct d0_datastore_table {
414 __be32 max_size_tables;
415 __be32 table_size_alignment;
423 struct d0_opal_v200 {
428 * bit 0: range crossing
431 /* num_locking_admin_auth:
432 * not aligned to 16 bits, so use two u8.
433 * stored in big endian:
437 u8 num_locking_admin_auth[2];
438 /* num_locking_user_auth:
439 * not aligned to 16 bits, so use two u8.
440 * stored in big endian:
444 u8 num_locking_user_auth[2];
451 /* Union of features used to parse the discovery 0 response */
464 #endif /* _OPAL_PROTO_H */