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88d6041d07
This patch changes the check condition for the validity/authentication of the session. 1. The Host Session Number(HSN) in the response should match the HSN for the session. 2. The TPER Session Number(TSN) can never be less than 4096 for a regular session. Reference: Section 3.2.2.1 of https://trustedcomputinggroup.org/wp-content/uploads/TCG_Storage_Opal_SSC_Application_Note_1-00_1-00-Final.pdf Section 3.3.7.1.1 of https://trustedcomputinggroup.org/wp-content/uploads/TCG_Storage_Architecture_Core_Spec_v2.01_r1.00.pdf Co-developed-by: Andrzej Jakowski <andrzej.jakowski@linux.intel.com> Signed-off-by: Andrzej Jakowski <andrzej.jakowski@linux.intel.com> Signed-off-by: Revanth Rajashekar <revanth.rajashekar@intel.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
466 lines
9.4 KiB
C
466 lines
9.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright © 2016 Intel Corporation
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*
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* Authors:
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* Rafael Antognolli <rafael.antognolli@intel.com>
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* Scott Bauer <scott.bauer@intel.com>
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*/
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#include <linux/types.h>
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#ifndef _OPAL_PROTO_H
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#define _OPAL_PROTO_H
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/*
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* These constant values come from:
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* SPC-4 section
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* 6.30 SECURITY PROTOCOL IN command / table 265.
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*/
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enum {
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TCG_SECP_00 = 0,
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TCG_SECP_01,
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};
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/*
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* Token defs derived from:
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* TCG_Storage_Architecture_Core_Spec_v2.01_r1.00
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* 3.2.2 Data Stream Encoding
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*/
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enum opal_response_token {
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OPAL_DTA_TOKENID_BYTESTRING = 0xe0,
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OPAL_DTA_TOKENID_SINT = 0xe1,
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OPAL_DTA_TOKENID_UINT = 0xe2,
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OPAL_DTA_TOKENID_TOKEN = 0xe3, /* actual token is returned */
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OPAL_DTA_TOKENID_INVALID = 0X0
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};
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#define DTAERROR_NO_METHOD_STATUS 0x89
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#define GENERIC_HOST_SESSION_NUM 0x41
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#define FIRST_TPER_SESSION_NUM 4096
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#define TPER_SYNC_SUPPORTED 0x01
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#define MBR_ENABLED_MASK 0x10
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#define TINY_ATOM_DATA_MASK 0x3F
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#define TINY_ATOM_SIGNED 0x40
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#define SHORT_ATOM_ID 0x80
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#define SHORT_ATOM_BYTESTRING 0x20
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#define SHORT_ATOM_SIGNED 0x10
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#define SHORT_ATOM_LEN_MASK 0xF
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#define MEDIUM_ATOM_ID 0xC0
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#define MEDIUM_ATOM_BYTESTRING 0x10
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#define MEDIUM_ATOM_SIGNED 0x8
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#define MEDIUM_ATOM_LEN_MASK 0x7
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#define LONG_ATOM_ID 0xe0
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#define LONG_ATOM_BYTESTRING 0x2
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#define LONG_ATOM_SIGNED 0x1
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/* Derived from TCG Core spec 2.01 Section:
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* 3.2.2.1
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* Data Type
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*/
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#define TINY_ATOM_BYTE 0x7F
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#define SHORT_ATOM_BYTE 0xBF
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#define MEDIUM_ATOM_BYTE 0xDF
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#define LONG_ATOM_BYTE 0xE3
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#define OPAL_INVAL_PARAM 12
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#define OPAL_MANUFACTURED_INACTIVE 0x08
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#define OPAL_DISCOVERY_COMID 0x0001
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#define LOCKING_RANGE_NON_GLOBAL 0x03
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/*
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* User IDs used in the TCG storage SSCs
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* Derived from: TCG_Storage_Architecture_Core_Spec_v2.01_r1.00
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* Section: 6.3 Assigned UIDs
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*/
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#define OPAL_METHOD_LENGTH 8
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#define OPAL_MSID_KEYLEN 15
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#define OPAL_UID_LENGTH_HALF 4
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/* Enum to index OPALUID array */
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enum opal_uid {
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/* users */
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OPAL_SMUID_UID,
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OPAL_THISSP_UID,
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OPAL_ADMINSP_UID,
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OPAL_LOCKINGSP_UID,
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OPAL_ENTERPRISE_LOCKINGSP_UID,
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OPAL_ANYBODY_UID,
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OPAL_SID_UID,
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OPAL_ADMIN1_UID,
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OPAL_USER1_UID,
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OPAL_USER2_UID,
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OPAL_PSID_UID,
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OPAL_ENTERPRISE_BANDMASTER0_UID,
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OPAL_ENTERPRISE_ERASEMASTER_UID,
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/* tables */
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OPAL_TABLE_TABLE,
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OPAL_LOCKINGRANGE_GLOBAL,
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OPAL_LOCKINGRANGE_ACE_RDLOCKED,
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OPAL_LOCKINGRANGE_ACE_WRLOCKED,
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OPAL_MBRCONTROL,
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OPAL_MBR,
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OPAL_AUTHORITY_TABLE,
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OPAL_C_PIN_TABLE,
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OPAL_LOCKING_INFO_TABLE,
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OPAL_ENTERPRISE_LOCKING_INFO_TABLE,
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OPAL_DATASTORE,
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/* C_PIN_TABLE object ID's */
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OPAL_C_PIN_MSID,
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OPAL_C_PIN_SID,
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OPAL_C_PIN_ADMIN1,
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/* half UID's (only first 4 bytes used) */
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OPAL_HALF_UID_AUTHORITY_OBJ_REF,
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OPAL_HALF_UID_BOOLEAN_ACE,
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/* omitted optional parameter */
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OPAL_UID_HEXFF,
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};
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/* Enum for indexing the OPALMETHOD array */
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enum opal_method {
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OPAL_PROPERTIES,
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OPAL_STARTSESSION,
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OPAL_REVERT,
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OPAL_ACTIVATE,
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OPAL_EGET,
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OPAL_ESET,
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OPAL_NEXT,
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OPAL_EAUTHENTICATE,
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OPAL_GETACL,
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OPAL_GENKEY,
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OPAL_REVERTSP,
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OPAL_GET,
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OPAL_SET,
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OPAL_AUTHENTICATE,
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OPAL_RANDOM,
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OPAL_ERASE,
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};
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enum opal_token {
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/* Boolean */
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OPAL_TRUE = 0x01,
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OPAL_FALSE = 0x00,
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OPAL_BOOLEAN_EXPR = 0x03,
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/* cellblocks */
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OPAL_TABLE = 0x00,
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OPAL_STARTROW = 0x01,
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OPAL_ENDROW = 0x02,
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OPAL_STARTCOLUMN = 0x03,
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OPAL_ENDCOLUMN = 0x04,
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OPAL_VALUES = 0x01,
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/* table table */
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OPAL_TABLE_UID = 0x00,
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OPAL_TABLE_NAME = 0x01,
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OPAL_TABLE_COMMON = 0x02,
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OPAL_TABLE_TEMPLATE = 0x03,
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OPAL_TABLE_KIND = 0x04,
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OPAL_TABLE_COLUMN = 0x05,
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OPAL_TABLE_COLUMNS = 0x06,
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OPAL_TABLE_ROWS = 0x07,
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OPAL_TABLE_ROWS_FREE = 0x08,
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OPAL_TABLE_ROW_BYTES = 0x09,
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OPAL_TABLE_LASTID = 0x0A,
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OPAL_TABLE_MIN = 0x0B,
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OPAL_TABLE_MAX = 0x0C,
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/* authority table */
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OPAL_PIN = 0x03,
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/* locking tokens */
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OPAL_RANGESTART = 0x03,
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OPAL_RANGELENGTH = 0x04,
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OPAL_READLOCKENABLED = 0x05,
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OPAL_WRITELOCKENABLED = 0x06,
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OPAL_READLOCKED = 0x07,
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OPAL_WRITELOCKED = 0x08,
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OPAL_ACTIVEKEY = 0x0A,
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/* lockingsp table */
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OPAL_LIFECYCLE = 0x06,
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/* locking info table */
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OPAL_MAXRANGES = 0x04,
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/* mbr control */
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OPAL_MBRENABLE = 0x01,
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OPAL_MBRDONE = 0x02,
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/* properties */
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OPAL_HOSTPROPERTIES = 0x00,
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/* atoms */
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OPAL_STARTLIST = 0xf0,
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OPAL_ENDLIST = 0xf1,
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OPAL_STARTNAME = 0xf2,
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OPAL_ENDNAME = 0xf3,
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OPAL_CALL = 0xf8,
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OPAL_ENDOFDATA = 0xf9,
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OPAL_ENDOFSESSION = 0xfa,
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OPAL_STARTTRANSACTON = 0xfb,
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OPAL_ENDTRANSACTON = 0xfC,
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OPAL_EMPTYATOM = 0xff,
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OPAL_WHERE = 0x00,
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};
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/* Locking state for a locking range */
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enum opal_lockingstate {
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OPAL_LOCKING_READWRITE = 0x01,
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OPAL_LOCKING_READONLY = 0x02,
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OPAL_LOCKING_LOCKED = 0x03,
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};
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enum opal_parameter {
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OPAL_SUM_SET_LIST = 0x060000,
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};
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/* Packets derived from:
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* TCG_Storage_Architecture_Core_Spec_v2.01_r1.00
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* Secion: 3.2.3 ComPackets, Packets & Subpackets
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*/
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/* Comm Packet (header) for transmissions. */
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struct opal_compacket {
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__be32 reserved0;
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u8 extendedComID[4];
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__be32 outstandingData;
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__be32 minTransfer;
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__be32 length;
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};
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/* Packet structure. */
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struct opal_packet {
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__be32 tsn;
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__be32 hsn;
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__be32 seq_number;
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__be16 reserved0;
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__be16 ack_type;
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__be32 acknowledgment;
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__be32 length;
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};
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/* Data sub packet header */
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struct opal_data_subpacket {
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u8 reserved0[6];
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__be16 kind;
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__be32 length;
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};
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/* header of a response */
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struct opal_header {
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struct opal_compacket cp;
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struct opal_packet pkt;
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struct opal_data_subpacket subpkt;
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};
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#define FC_TPER 0x0001
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#define FC_LOCKING 0x0002
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#define FC_GEOMETRY 0x0003
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#define FC_ENTERPRISE 0x0100
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#define FC_DATASTORE 0x0202
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#define FC_SINGLEUSER 0x0201
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#define FC_OPALV100 0x0200
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#define FC_OPALV200 0x0203
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/*
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* The Discovery 0 Header. As defined in
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* Opal SSC Documentation
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* Section: 3.3.5 Capability Discovery
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*/
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struct d0_header {
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__be32 length; /* the length of the header 48 in 2.00.100 */
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__be32 revision; /**< revision of the header 1 in 2.00.100 */
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__be32 reserved01;
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__be32 reserved02;
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/*
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* the remainder of the structure is vendor specific and will not be
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* addressed now
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*/
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u8 ignored[32];
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};
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/*
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* TPer Feature Descriptor. Contains flags indicating support for the
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* TPer features described in the OPAL specification. The names match the
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* OPAL terminology
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*
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* code == 0x001 in 2.00.100
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*/
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struct d0_tper_features {
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/*
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* supported_features bits:
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* bit 7: reserved
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* bit 6: com ID management
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* bit 5: reserved
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* bit 4: streaming support
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* bit 3: buffer management
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* bit 2: ACK/NACK
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* bit 1: async
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* bit 0: sync
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*/
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u8 supported_features;
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/*
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* bytes 5 through 15 are reserved, but we represent the first 3 as
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* u8 to keep the other two 32bits integers aligned.
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*/
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u8 reserved01[3];
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__be32 reserved02;
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__be32 reserved03;
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};
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/*
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* Locking Feature Descriptor. Contains flags indicating support for the
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* locking features described in the OPAL specification. The names match the
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* OPAL terminology
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*
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* code == 0x0002 in 2.00.100
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*/
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struct d0_locking_features {
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/*
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* supported_features bits:
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* bits 6-7: reserved
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* bit 5: MBR done
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* bit 4: MBR enabled
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* bit 3: media encryption
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* bit 2: locked
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* bit 1: locking enabled
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* bit 0: locking supported
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*/
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u8 supported_features;
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/*
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* bytes 5 through 15 are reserved, but we represent the first 3 as
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* u8 to keep the other two 32bits integers aligned.
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*/
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u8 reserved01[3];
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__be32 reserved02;
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__be32 reserved03;
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};
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/*
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* Geometry Feature Descriptor. Contains flags indicating support for the
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* geometry features described in the OPAL specification. The names match the
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* OPAL terminology
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*
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* code == 0x0003 in 2.00.100
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*/
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struct d0_geometry_features {
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/*
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* skip 32 bits from header, needed to align the struct to 64 bits.
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*/
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u8 header[4];
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/*
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* reserved01:
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* bits 1-6: reserved
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* bit 0: align
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*/
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u8 reserved01;
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u8 reserved02[7];
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__be32 logical_block_size;
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__be64 alignment_granularity;
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__be64 lowest_aligned_lba;
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};
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/*
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* Enterprise SSC Feature
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*
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* code == 0x0100
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*/
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struct d0_enterprise_ssc {
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__be16 baseComID;
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__be16 numComIDs;
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/* range_crossing:
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* bits 1-6: reserved
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* bit 0: range crossing
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*/
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u8 range_crossing;
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u8 reserved01;
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__be16 reserved02;
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__be32 reserved03;
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__be32 reserved04;
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};
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/*
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* Opal V1 feature
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*
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* code == 0x0200
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*/
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struct d0_opal_v100 {
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__be16 baseComID;
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__be16 numComIDs;
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};
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/*
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* Single User Mode feature
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*
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* code == 0x0201
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*/
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struct d0_single_user_mode {
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__be32 num_locking_objects;
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/* reserved01:
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* bit 0: any
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* bit 1: all
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* bit 2: policy
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* bits 3-7: reserved
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*/
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u8 reserved01;
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u8 reserved02;
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__be16 reserved03;
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__be32 reserved04;
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};
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/*
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* Additonal Datastores feature
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*
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* code == 0x0202
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*/
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struct d0_datastore_table {
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__be16 reserved01;
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__be16 max_tables;
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__be32 max_size_tables;
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__be32 table_size_alignment;
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};
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/*
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* OPAL 2.0 feature
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*
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* code == 0x0203
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*/
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struct d0_opal_v200 {
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__be16 baseComID;
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__be16 numComIDs;
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/* range_crossing:
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* bits 1-6: reserved
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* bit 0: range crossing
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*/
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u8 range_crossing;
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/* num_locking_admin_auth:
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* not aligned to 16 bits, so use two u8.
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* stored in big endian:
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* 0: MSB
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* 1: LSB
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*/
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u8 num_locking_admin_auth[2];
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/* num_locking_user_auth:
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* not aligned to 16 bits, so use two u8.
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* stored in big endian:
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* 0: MSB
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* 1: LSB
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*/
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u8 num_locking_user_auth[2];
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u8 initialPIN;
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u8 revertedPIN;
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u8 reserved01;
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__be32 reserved02;
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};
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/* Union of features used to parse the discovery 0 response */
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struct d0_features {
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__be16 code;
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/*
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* r_version bits:
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* bits 4-7: version
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* bits 0-3: reserved
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*/
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u8 r_version;
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u8 length;
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u8 features[];
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};
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#endif /* _OPAL_PROTO_H */
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