| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Copyright © 2016 Intel Corporation |
| * |
| * Authors: |
| * Rafael Antognolli <rafael.antognolli@intel.com> |
| * Scott Bauer <scott.bauer@intel.com> |
| */ |
| #include <linux/types.h> |
| |
| #ifndef _OPAL_PROTO_H |
| #define _OPAL_PROTO_H |
| |
| /* |
| * These constant values come from: |
| * SPC-4 section |
| * 6.30 SECURITY PROTOCOL IN command / table 265. |
| */ |
| enum { |
| TCG_SECP_00 = 0, |
| TCG_SECP_01, |
| }; |
| |
| /* |
| * Token defs derived from: |
| * TCG_Storage_Architecture_Core_Spec_v2.01_r1.00 |
| * 3.2.2 Data Stream Encoding |
| */ |
| enum opal_response_token { |
| OPAL_DTA_TOKENID_BYTESTRING = 0xe0, |
| OPAL_DTA_TOKENID_SINT = 0xe1, |
| OPAL_DTA_TOKENID_UINT = 0xe2, |
| OPAL_DTA_TOKENID_TOKEN = 0xe3, /* actual token is returned */ |
| OPAL_DTA_TOKENID_INVALID = 0X0 |
| }; |
| |
| #define DTAERROR_NO_METHOD_STATUS 0x89 |
| #define GENERIC_HOST_SESSION_NUM 0x41 |
| #define FIRST_TPER_SESSION_NUM 4096 |
| |
| #define TPER_SYNC_SUPPORTED 0x01 |
| /* FC_LOCKING features */ |
| #define LOCKING_SUPPORTED_MASK 0x01 |
| #define LOCKING_ENABLED_MASK 0x02 |
| #define LOCKED_MASK 0x04 |
| #define MBR_ENABLED_MASK 0x10 |
| #define MBR_DONE_MASK 0x20 |
| |
| #define TINY_ATOM_DATA_MASK 0x3F |
| #define TINY_ATOM_SIGNED 0x40 |
| |
| #define SHORT_ATOM_ID 0x80 |
| #define SHORT_ATOM_BYTESTRING 0x20 |
| #define SHORT_ATOM_SIGNED 0x10 |
| #define SHORT_ATOM_LEN_MASK 0xF |
| |
| #define MEDIUM_ATOM_ID 0xC0 |
| #define MEDIUM_ATOM_BYTESTRING 0x10 |
| #define MEDIUM_ATOM_SIGNED 0x8 |
| #define MEDIUM_ATOM_LEN_MASK 0x7 |
| |
| #define LONG_ATOM_ID 0xe0 |
| #define LONG_ATOM_BYTESTRING 0x2 |
| #define LONG_ATOM_SIGNED 0x1 |
| |
| /* Derived from TCG Core spec 2.01 Section: |
| * 3.2.2.1 |
| * Data Type |
| */ |
| #define TINY_ATOM_BYTE 0x7F |
| #define SHORT_ATOM_BYTE 0xBF |
| #define MEDIUM_ATOM_BYTE 0xDF |
| #define LONG_ATOM_BYTE 0xE3 |
| #define EMPTY_ATOM_BYTE 0xFF |
| |
| #define OPAL_INVAL_PARAM 12 |
| #define OPAL_MANUFACTURED_INACTIVE 0x08 |
| #define OPAL_DISCOVERY_COMID 0x0001 |
| |
| #define LOCKING_RANGE_NON_GLOBAL 0x03 |
| /* |
| * User IDs used in the TCG storage SSCs |
| * Derived from: TCG_Storage_Architecture_Core_Spec_v2.01_r1.00 |
| * Section: 6.3 Assigned UIDs |
| */ |
| #define OPAL_METHOD_LENGTH 8 |
| #define OPAL_MSID_KEYLEN 15 |
| #define OPAL_UID_LENGTH_HALF 4 |
| |
| /* Enum to index OPALUID array */ |
| enum opal_uid { |
| /* users */ |
| OPAL_SMUID_UID, |
| OPAL_THISSP_UID, |
| OPAL_ADMINSP_UID, |
| OPAL_LOCKINGSP_UID, |
| OPAL_ENTERPRISE_LOCKINGSP_UID, |
| OPAL_ANYBODY_UID, |
| OPAL_SID_UID, |
| OPAL_ADMIN1_UID, |
| OPAL_USER1_UID, |
| OPAL_USER2_UID, |
| OPAL_PSID_UID, |
| OPAL_ENTERPRISE_BANDMASTER0_UID, |
| OPAL_ENTERPRISE_ERASEMASTER_UID, |
| /* tables */ |
| OPAL_TABLE_TABLE, |
| OPAL_LOCKINGRANGE_GLOBAL, |
| OPAL_LOCKINGRANGE_ACE_RDLOCKED, |
| OPAL_LOCKINGRANGE_ACE_WRLOCKED, |
| OPAL_MBRCONTROL, |
| OPAL_MBR, |
| OPAL_AUTHORITY_TABLE, |
| OPAL_C_PIN_TABLE, |
| OPAL_LOCKING_INFO_TABLE, |
| OPAL_ENTERPRISE_LOCKING_INFO_TABLE, |
| OPAL_DATASTORE, |
| /* C_PIN_TABLE object ID's */ |
| OPAL_C_PIN_MSID, |
| OPAL_C_PIN_SID, |
| OPAL_C_PIN_ADMIN1, |
| /* half UID's (only first 4 bytes used) */ |
| OPAL_HALF_UID_AUTHORITY_OBJ_REF, |
| OPAL_HALF_UID_BOOLEAN_ACE, |
| /* omitted optional parameter */ |
| OPAL_UID_HEXFF, |
| }; |
| |
| /* Enum for indexing the OPALMETHOD array */ |
| enum opal_method { |
| OPAL_PROPERTIES, |
| OPAL_STARTSESSION, |
| OPAL_REVERT, |
| OPAL_ACTIVATE, |
| OPAL_EGET, |
| OPAL_ESET, |
| OPAL_NEXT, |
| OPAL_EAUTHENTICATE, |
| OPAL_GETACL, |
| OPAL_GENKEY, |
| OPAL_REVERTSP, |
| OPAL_GET, |
| OPAL_SET, |
| OPAL_AUTHENTICATE, |
| OPAL_RANDOM, |
| OPAL_ERASE, |
| }; |
| |
| enum opal_token { |
| /* Boolean */ |
| OPAL_TRUE = 0x01, |
| OPAL_FALSE = 0x00, |
| OPAL_BOOLEAN_EXPR = 0x03, |
| /* cellblocks */ |
| OPAL_TABLE = 0x00, |
| OPAL_STARTROW = 0x01, |
| OPAL_ENDROW = 0x02, |
| OPAL_STARTCOLUMN = 0x03, |
| OPAL_ENDCOLUMN = 0x04, |
| OPAL_VALUES = 0x01, |
| /* table table */ |
| OPAL_TABLE_UID = 0x00, |
| OPAL_TABLE_NAME = 0x01, |
| OPAL_TABLE_COMMON = 0x02, |
| OPAL_TABLE_TEMPLATE = 0x03, |
| OPAL_TABLE_KIND = 0x04, |
| OPAL_TABLE_COLUMN = 0x05, |
| OPAL_TABLE_COLUMNS = 0x06, |
| OPAL_TABLE_ROWS = 0x07, |
| OPAL_TABLE_ROWS_FREE = 0x08, |
| OPAL_TABLE_ROW_BYTES = 0x09, |
| OPAL_TABLE_LASTID = 0x0A, |
| OPAL_TABLE_MIN = 0x0B, |
| OPAL_TABLE_MAX = 0x0C, |
| /* authority table */ |
| OPAL_PIN = 0x03, |
| /* locking tokens */ |
| OPAL_RANGESTART = 0x03, |
| OPAL_RANGELENGTH = 0x04, |
| OPAL_READLOCKENABLED = 0x05, |
| OPAL_WRITELOCKENABLED = 0x06, |
| OPAL_READLOCKED = 0x07, |
| OPAL_WRITELOCKED = 0x08, |
| OPAL_ACTIVEKEY = 0x0A, |
| /* lockingsp table */ |
| OPAL_LIFECYCLE = 0x06, |
| /* locking info table */ |
| OPAL_MAXRANGES = 0x04, |
| /* mbr control */ |
| OPAL_MBRENABLE = 0x01, |
| OPAL_MBRDONE = 0x02, |
| /* properties */ |
| OPAL_HOSTPROPERTIES = 0x00, |
| /* atoms */ |
| OPAL_STARTLIST = 0xf0, |
| OPAL_ENDLIST = 0xf1, |
| OPAL_STARTNAME = 0xf2, |
| OPAL_ENDNAME = 0xf3, |
| OPAL_CALL = 0xf8, |
| OPAL_ENDOFDATA = 0xf9, |
| OPAL_ENDOFSESSION = 0xfa, |
| OPAL_STARTTRANSACTON = 0xfb, |
| OPAL_ENDTRANSACTON = 0xfC, |
| OPAL_EMPTYATOM = 0xff, |
| OPAL_WHERE = 0x00, |
| }; |
| |
| /* Locking state for a locking range */ |
| enum opal_lockingstate { |
| OPAL_LOCKING_READWRITE = 0x01, |
| OPAL_LOCKING_READONLY = 0x02, |
| OPAL_LOCKING_LOCKED = 0x03, |
| }; |
| |
| enum opal_parameter { |
| OPAL_SUM_SET_LIST = 0x060000, |
| }; |
| |
| /* Packets derived from: |
| * TCG_Storage_Architecture_Core_Spec_v2.01_r1.00 |
| * Secion: 3.2.3 ComPackets, Packets & Subpackets |
| */ |
| |
| /* Comm Packet (header) for transmissions. */ |
| struct opal_compacket { |
| __be32 reserved0; |
| u8 extendedComID[4]; |
| __be32 outstandingData; |
| __be32 minTransfer; |
| __be32 length; |
| }; |
| |
| /* Packet structure. */ |
| struct opal_packet { |
| __be32 tsn; |
| __be32 hsn; |
| __be32 seq_number; |
| __be16 reserved0; |
| __be16 ack_type; |
| __be32 acknowledgment; |
| __be32 length; |
| }; |
| |
| /* Data sub packet header */ |
| struct opal_data_subpacket { |
| u8 reserved0[6]; |
| __be16 kind; |
| __be32 length; |
| }; |
| |
| /* header of a response */ |
| struct opal_header { |
| struct opal_compacket cp; |
| struct opal_packet pkt; |
| struct opal_data_subpacket subpkt; |
| }; |
| |
| #define FC_TPER 0x0001 |
| #define FC_LOCKING 0x0002 |
| #define FC_GEOMETRY 0x0003 |
| #define FC_ENTERPRISE 0x0100 |
| #define FC_DATASTORE 0x0202 |
| #define FC_SINGLEUSER 0x0201 |
| #define FC_OPALV100 0x0200 |
| #define FC_OPALV200 0x0203 |
| |
| /* |
| * The Discovery 0 Header. As defined in |
| * Opal SSC Documentation |
| * Section: 3.3.5 Capability Discovery |
| */ |
| struct d0_header { |
| __be32 length; /* the length of the header 48 in 2.00.100 */ |
| __be32 revision; /**< revision of the header 1 in 2.00.100 */ |
| __be32 reserved01; |
| __be32 reserved02; |
| /* |
| * the remainder of the structure is vendor specific and will not be |
| * addressed now |
| */ |
| u8 ignored[32]; |
| }; |
| |
| /* |
| * TPer Feature Descriptor. Contains flags indicating support for the |
| * TPer features described in the OPAL specification. The names match the |
| * OPAL terminology |
| * |
| * code == 0x001 in 2.00.100 |
| */ |
| struct d0_tper_features { |
| /* |
| * supported_features bits: |
| * bit 7: reserved |
| * bit 6: com ID management |
| * bit 5: reserved |
| * bit 4: streaming support |
| * bit 3: buffer management |
| * bit 2: ACK/NACK |
| * bit 1: async |
| * bit 0: sync |
| */ |
| u8 supported_features; |
| /* |
| * bytes 5 through 15 are reserved, but we represent the first 3 as |
| * u8 to keep the other two 32bits integers aligned. |
| */ |
| u8 reserved01[3]; |
| __be32 reserved02; |
| __be32 reserved03; |
| }; |
| |
| /* |
| * Locking Feature Descriptor. Contains flags indicating support for the |
| * locking features described in the OPAL specification. The names match the |
| * OPAL terminology |
| * |
| * code == 0x0002 in 2.00.100 |
| */ |
| struct d0_locking_features { |
| /* |
| * supported_features bits: |
| * bits 6-7: reserved |
| * bit 5: MBR done |
| * bit 4: MBR enabled |
| * bit 3: media encryption |
| * bit 2: locked |
| * bit 1: locking enabled |
| * bit 0: locking supported |
| */ |
| u8 supported_features; |
| /* |
| * bytes 5 through 15 are reserved, but we represent the first 3 as |
| * u8 to keep the other two 32bits integers aligned. |
| */ |
| u8 reserved01[3]; |
| __be32 reserved02; |
| __be32 reserved03; |
| }; |
| |
| /* |
| * Geometry Feature Descriptor. Contains flags indicating support for the |
| * geometry features described in the OPAL specification. The names match the |
| * OPAL terminology |
| * |
| * code == 0x0003 in 2.00.100 |
| */ |
| struct d0_geometry_features { |
| /* |
| * skip 32 bits from header, needed to align the struct to 64 bits. |
| */ |
| u8 header[4]; |
| /* |
| * reserved01: |
| * bits 1-6: reserved |
| * bit 0: align |
| */ |
| u8 reserved01; |
| u8 reserved02[7]; |
| __be32 logical_block_size; |
| __be64 alignment_granularity; |
| __be64 lowest_aligned_lba; |
| }; |
| |
| /* |
| * Enterprise SSC Feature |
| * |
| * code == 0x0100 |
| */ |
| struct d0_enterprise_ssc { |
| __be16 baseComID; |
| __be16 numComIDs; |
| /* range_crossing: |
| * bits 1-6: reserved |
| * bit 0: range crossing |
| */ |
| u8 range_crossing; |
| u8 reserved01; |
| __be16 reserved02; |
| __be32 reserved03; |
| __be32 reserved04; |
| }; |
| |
| /* |
| * Opal V1 feature |
| * |
| * code == 0x0200 |
| */ |
| struct d0_opal_v100 { |
| __be16 baseComID; |
| __be16 numComIDs; |
| }; |
| |
| /* |
| * Single User Mode feature |
| * |
| * code == 0x0201 |
| */ |
| struct d0_single_user_mode { |
| __be32 num_locking_objects; |
| /* reserved01: |
| * bit 0: any |
| * bit 1: all |
| * bit 2: policy |
| * bits 3-7: reserved |
| */ |
| u8 reserved01; |
| u8 reserved02; |
| __be16 reserved03; |
| __be32 reserved04; |
| }; |
| |
| /* |
| * Additonal Datastores feature |
| * |
| * code == 0x0202 |
| */ |
| struct d0_datastore_table { |
| __be16 reserved01; |
| __be16 max_tables; |
| __be32 max_size_tables; |
| __be32 table_size_alignment; |
| }; |
| |
| /* |
| * OPAL 2.0 feature |
| * |
| * code == 0x0203 |
| */ |
| struct d0_opal_v200 { |
| __be16 baseComID; |
| __be16 numComIDs; |
| /* range_crossing: |
| * bits 1-6: reserved |
| * bit 0: range crossing |
| */ |
| u8 range_crossing; |
| /* num_locking_admin_auth: |
| * not aligned to 16 bits, so use two u8. |
| * stored in big endian: |
| * 0: MSB |
| * 1: LSB |
| */ |
| u8 num_locking_admin_auth[2]; |
| /* num_locking_user_auth: |
| * not aligned to 16 bits, so use two u8. |
| * stored in big endian: |
| * 0: MSB |
| * 1: LSB |
| */ |
| u8 num_locking_user_auth[2]; |
| u8 initialPIN; |
| u8 revertedPIN; |
| u8 reserved01; |
| __be32 reserved02; |
| }; |
| |
| /* Union of features used to parse the discovery 0 response */ |
| struct d0_features { |
| __be16 code; |
| /* |
| * r_version bits: |
| * bits 4-7: version |
| * bits 0-3: reserved |
| */ |
| u8 r_version; |
| u8 length; |
| u8 features[]; |
| }; |
| |
| #endif /* _OPAL_PROTO_H */ |