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Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/IndustryStandard/TpmPtp.h')
| -rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/IndustryStandard/TpmPtp.h | 522 |
1 files changed, 522 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/IndustryStandard/TpmPtp.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/IndustryStandard/TpmPtp.h new file mode 100644 index 0000000000..f4c6b0676b --- /dev/null +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/IndustryStandard/TpmPtp.h @@ -0,0 +1,522 @@ +/** @file + Platform TPM Profile Specification definition for TPM2.0. + It covers both FIFO and CRB interface. + +Copyright (c) 2016, Intel Corporation. All rights reserved.<BR> +This program and the accompanying materials +are licensed and made available under the terms and conditions of the BSD License +which accompanies this distribution. The full text of the license may be found at +http://opensource.org/licenses/bsd-license.php + +THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#ifndef _TPM_PTP_H_ +#define _TPM_PTP_H_ + +// +// PTP FIFO definition +// + +// +// Set structure alignment to 1-byte +// +#pragma pack (1) + +// +// Register set map as specified in PTP specification Chapter 5 +// +typedef struct { + /// + /// Used to gain ownership for this particular port. + /// + UINT8 Access; // 0 + UINT8 Reserved1[7]; // 1 + /// + /// Controls interrupts. + /// + UINT32 IntEnable; // 8 + /// + /// SIRQ vector to be used by the TPM. + /// + UINT8 IntVector; // 0ch + UINT8 Reserved2[3]; // 0dh + /// + /// What caused interrupt. + /// + UINT32 IntSts; // 10h + /// + /// Shows which interrupts are supported by that particular TPM. + /// + UINT32 InterfaceCapability;// 14h + /// + /// Status Register. Provides status of the TPM. + /// + UINT8 Status; // 18h + /// + /// Number of consecutive writes that can be done to the TPM. + /// + UINT16 BurstCount; // 19h + /// + /// Additional Status Register. + /// + UINT8 StatusEx; // 1Bh + UINT8 Reserved3[8]; + /// + /// Read or write FIFO, depending on transaction. + /// + UINT32 DataFifo; // 24h + UINT8 Reserved4[8]; // 28h + /// + /// Used to identify the Interface types supported by the TPM. + /// + UINT32 InterfaceId; // 30h + UINT8 Reserved5[0x4c]; // 34h + /// + /// Extended ReadFIFO or WriteFIFO, depending on the current bus cycle (read or write) + /// + UINT32 XDataFifo; // 80h + UINT8 Reserved6[0xe7c]; // 84h + /// + /// Vendor ID + /// + UINT16 Vid; // 0f00h + /// + /// Device ID + /// + UINT16 Did; // 0f02h + /// + /// Revision ID + /// + UINT8 Rid; // 0f04h + UINT8 Reserved[0xfb]; // 0f05h +} PTP_FIFO_REGISTERS; + +// +// Restore original structure alignment +// +#pragma pack () + +// +// Define pointer types used to access TIS registers on PC +// +typedef PTP_FIFO_REGISTERS *PTP_FIFO_REGISTERS_PTR; + +// +// Define bits of FIFO Interface Identifier Register +// +typedef union { + struct { + UINT32 InterfaceType:4; + UINT32 InterfaceVersion:4; + UINT32 CapLocality:1; + UINT32 Reserved1:2; + UINT32 CapDataXferSizeSupport:2; + UINT32 CapFIFO:1; + UINT32 CapCRB:1; + UINT32 CapIFRes:2; + UINT32 InterfaceSelector:2; + UINT32 IntfSelLock:1; + UINT32 Reserved2:4; + UINT32 Reserved3:8; + } Bits; + UINT32 Uint32; +} PTP_FIFO_INTERFACE_IDENTIFIER; + +// +// Define bits of FIFO Interface Capability Register +// +typedef union { + struct { + UINT32 DataAvailIntSupport:1; + UINT32 StsValidIntSupport:1; + UINT32 LocalityChangeIntSupport:1; + UINT32 InterruptLevelHigh:1; + UINT32 InterruptLevelLow:1; + UINT32 InterruptEdgeRising:1; + UINT32 InterruptEdgeFalling:1; + UINT32 CommandReadyIntSupport:1; + UINT32 BurstCountStatic:1; + UINT32 DataTransferSizeSupport:2; + UINT32 Reserved:17; + UINT32 InterfaceVersion:3; + UINT32 Reserved2:1; + } Bits; + UINT32 Uint32; +} PTP_FIFO_INTERFACE_CAPABILITY; + +/// +/// InterfaceVersion +/// +#define INTERFACE_CAPABILITY_INTERFACE_VERSION_TIS_12 0x0 +#define INTERFACE_CAPABILITY_INTERFACE_VERSION_TIS_13 0x2 +#define INTERFACE_CAPABILITY_INTERFACE_VERSION_PTP 0x3 + + +// +// Define bits of ACCESS and STATUS registers +// + +/// +/// This bit is a 1 to indicate that the other bits in this register are valid. +/// +#define PTP_FIFO_VALID BIT7 +/// +/// Indicate that this locality is active. +/// +#define PTP_FIFO_ACC_ACTIVE BIT5 +/// +/// Set to 1 to indicate that this locality had the TPM taken away while +/// this locality had the TIS_PC_ACC_ACTIVE bit set. +/// +#define PTP_FIFO_ACC_SEIZED BIT4 +/// +/// Set to 1 to indicate that TPM MUST reset the +/// TIS_PC_ACC_ACTIVE bit and remove ownership for localities less than the +/// locality that is writing this bit. +/// +#define PTP_FIFO_ACC_SEIZE BIT3 +/// +/// When this bit is 1, another locality is requesting usage of the TPM. +/// +#define PTP_FIFO_ACC_PENDIND BIT2 +/// +/// Set to 1 to indicate that this locality is requesting to use TPM. +/// +#define PTP_FIFO_ACC_RQUUSE BIT1 +/// +/// A value of 1 indicates that a T/OS has not been established on the platform +/// +#define PTP_FIFO_ACC_ESTABLISH BIT0 + +/// +/// This field indicates that STS_DATA and STS_EXPECT are valid +/// +#define PTP_FIFO_STS_VALID BIT7 +/// +/// When this bit is 1, TPM is in the Ready state, +/// indicating it is ready to receive a new command. +/// +#define PTP_FIFO_STS_READY BIT6 +/// +/// Write a 1 to this bit to cause the TPM to execute that command. +/// +#define PTP_FIFO_STS_GO BIT5 +/// +/// This bit indicates that the TPM has data available as a response. +/// +#define PTP_FIFO_STS_DATA BIT4 +/// +/// The TPM sets this bit to a value of 1 when it expects another byte of data for a command. +/// +#define PTP_FIFO_STS_EXPECT BIT3 +/// +/// Indicates that the TPM has completed all self-test actions following a TPM_ContinueSelfTest command. +/// +#define PTP_FIFO_STS_SELFTEST_DONE BIT2 +/// +/// Writes a 1 to this bit to force the TPM to re-send the response. +/// +#define PTP_FIFO_STS_RETRY BIT1 + +/// +/// TPM Family Identifier. +/// 00: TPM 1.2 Family +/// 01: TPM 2.0 Family +/// +#define PTP_FIFO_STS_EX_TPM_FAMILY (BIT2 | BIT3) +#define PTP_FIFO_STS_EX_TPM_FAMILY_OFFSET (2) +#define PTP_FIFO_STS_EX_TPM_FAMILY_TPM12 (0) +#define PTP_FIFO_STS_EX_TPM_FAMILY_TPM20 (BIT2) +/// +/// A write of 1 after tpmGo and before dataAvail aborts the currently executing command, resulting in a response of TPM_RC_CANCELLED. +/// A write of 1 after dataAvail and before tpmGo is ignored by the TPM. +/// +#define PTP_FIFO_STS_EX_CANCEL BIT0 + + +// +// PTP CRB definition +// + +// +// Set structure alignment to 1-byte +// +#pragma pack (1) + +// +// Register set map as specified in PTP specification Chapter 5 +// +typedef struct { + /// + /// Used to determine current state of Locality of the TPM. + /// + UINT32 LocalityState; // 0 + UINT8 Reserved1[4]; // 4 + /// + /// Used to gain control of the TPM by this Locality. + /// + UINT32 LocalityControl; // 8 + /// + /// Used to determine whether Locality has been granted or Seized. + /// + UINT32 LocalityStatus; // 0ch + UINT8 Reserved2[0x20]; // 10h + /// + /// Used to identify the Interface types supported by the TPM. + /// + UINT32 InterfaceId; // 30h + /// + /// Vendor ID + /// + UINT16 Vid; // 34h + /// + /// Device ID + /// + UINT16 Did; // 36h + /// + /// Optional Register used in low memory environments prior to CRB_DATA_BUFFER availability. + /// + UINT64 CrbControlExtension; // 38h + /// + /// Register used to initiate transactions for the CRB interface. + /// + UINT32 CrbControlRequest; // 40h + /// + /// Register used by the TPM to provide status of the CRB interface. + /// + UINT32 CrbControlStatus; // 44h + /// + /// Register used by software to cancel command processing. + /// + UINT32 CrbControlCancel; // 48h + /// + /// Register used to indicate presence of command or response data in the CRB buffer. + /// + UINT32 CrbControlStart; // 4Ch + /// + /// Register used to configure and respond to interrupts. + /// + UINT32 CrbInterruptEnable; // 50h + UINT32 CrbInterruptStatus; // 54h + /// + /// Size of the Command buffer. + /// + UINT32 CrbControlCommandSize; // 58h + /// + /// Command buffer start address + /// + UINT32 CrbControlCommandAddressLow; // 5Ch + UINT32 CrbControlCommandAddressHigh; // 60h + /// + /// Size of the Response buffer + /// + UINT32 CrbControlResponseSize; // 64h + /// + /// Address of the start of the Response buffer + /// + UINT64 CrbControlResponseAddrss; // 68h + UINT8 Reserved4[0x10]; // 70h + /// + /// Command/Response Data may be defined as large as 3968 (0xF80). + /// + UINT8 CrbDataBuffer[0xF80]; // 80h +} PTP_CRB_REGISTERS; + +// +// Define pointer types used to access CRB registers on PTP +// +typedef PTP_CRB_REGISTERS *PTP_CRB_REGISTERS_PTR; + +// +// Define bits of CRB Interface Identifier Register +// +typedef union { + struct { + UINT32 InterfaceType:4; + UINT32 InterfaceVersion:4; + UINT32 CapLocality:1; + UINT32 Reserved1:2; + UINT32 CapDataXferSizeSupport:2; + UINT32 CapFIFO:1; + UINT32 CapCRB:1; + UINT32 CapIFRes:2; + UINT32 InterfaceSelector:2; + UINT32 IntfSelLock:1; + UINT32 Reserved2:4; + UINT32 Rid:8; + } Bits; + UINT32 Uint32; +} PTP_CRB_INTERFACE_IDENTIFIER; + +/// +/// InterfaceType +/// +#define PTP_INTERFACE_IDENTIFIER_INTERFACE_TYPE_FIFO 0x0 +#define PTP_INTERFACE_IDENTIFIER_INTERFACE_TYPE_CRB 0x1 +#define PTP_INTERFACE_IDENTIFIER_INTERFACE_TYPE_TIS 0xF + +/// +/// InterfaceVersion +/// +#define PTP_INTERFACE_IDENTIFIER_INTERFACE_VERSION_FIFO 0x0 +#define PTP_INTERFACE_IDENTIFIER_INTERFACE_VERSION_CRB 0x1 + +/// +/// InterfaceSelector +/// +#define PTP_INTERFACE_IDENTIFIER_INTERFACE_SELECTOR_FIFO 0x0 +#define PTP_INTERFACE_IDENTIFIER_INTERFACE_SELECTOR_CRB 0x1 + +// +// Define bits of Locality State Register +// + +/// +/// This bit indicates whether all other bits of this register contain valid values, if it is a 1. +/// +#define PTP_CRB_LOCALITY_STATE_TPM_REG_VALID_STATUS BIT7 + +/// +/// 000 - Locality 0 +/// 001 - Locality 1 +/// 010 - Locality 2 +/// 011 - Locality 3 +/// 100 - Locality 4 +/// +#define PTP_CRB_LOCALITY_STATE_ACTIVE_LOCALITY_MASK (BIT2 | BIT3 | BIT4) +#define PTP_CRB_LOCALITY_STATE_ACTIVE_LOCALITY_0 (0) +#define PTP_CRB_LOCALITY_STATE_ACTIVE_LOCALITY_1 (BIT2) +#define PTP_CRB_LOCALITY_STATE_ACTIVE_LOCALITY_2 (BIT3) +#define PTP_CRB_LOCALITY_STATE_ACTIVE_LOCALITY_3 (BIT2 | BIT3) +#define PTP_CRB_LOCALITY_STATE_ACTIVE_LOCALITY_4 (BIT4) + +/// +/// A 0 indicates to the host that no locality is assigned. +/// A 1 indicates a locality has been assigned. +/// +#define PTP_CRB_LOCALITY_STATE_LOCALITY_ASSIGNED BIT1 + +/// +/// The TPM clears this bit to 0 upon receipt of _TPM_Hash_End +/// The TPM sets this bit to a 1 when the TPM_LOC_CTRL_x.resetEstablishment field is set to 1. +/// +#define PTP_CRB_LOCALITY_STATE_TPM_ESTABLISHED BIT0 + +// +// Define bits of Locality Control Register +// + +/// +/// Writes (1): Reset TPM_LOC_STATE_x.tpmEstablished bit if the write occurs from Locality 3 or 4. +/// +#define PTP_CRB_LOCALITY_CONTROL_RESET_ESTABLISHMENT_BIT BIT3 + +/// +/// Writes (1): The TPM gives control of the TPM to the locality setting this bit if it is the higher priority locality. +/// +#define PTP_CRB_LOCALITY_CONTROL_SEIZE BIT2 + +/// +/// Writes (1): The active Locality is done with the TPM. +/// +#define PTP_CRB_LOCALITY_CONTROL_RELINQUISH BIT1 + +/// +/// Writes (1): Interrupt the TPM and generate a locality arbitration algorithm. +/// +#define PTP_CRB_LOCALITY_CONTROL_REQUEST_ACCESS BIT0 + +// +// Define bits of Locality Status Register +// + +/// +/// 0: A higher locality has not initiated a Seize arbitration process. +/// 1: A higher locality has Seized the TPM from this locality. +/// +#define PTP_CRB_LOCALITY_STATUS_BEEN_SEIZED BIT1 + +/// +/// 0: Locality has not been granted to the TPM. +/// 1: Locality has been granted access to the TPM +/// +#define PTP_CRB_LOCALITY_STATUS_GRANTED BIT0 + +// +// Define bits of CRB Control Area Request Register +// + +/// +/// Used by Software to indicate transition the TPM to and from the Idle state +/// 1: Set by Software to indicate response has been read from the response buffer and TPM can transition to Idle +/// 0: Cleared to 0 by TPM to acknowledge the request when TPM enters Idle state. +/// TPM SHALL complete this transition within TIMEOUT_C. +/// +#define PTP_CRB_CONTROL_AREA_REQUEST_GO_IDLE BIT1 + +/// +/// Used by Software to request the TPM transition to the Ready State. +/// 1: Set to 1 by Software to indicate the TPM should be ready to receive a command. +/// 0: Cleared to 0 by TPM to acknowledge the request. +/// TPM SHALL complete this transition within TIMEOUT_C. +/// +#define PTP_CRB_CONTROL_AREA_REQUEST_COMMAND_READY BIT0 + +// +// Define bits of CRB Control Area Status Register +// + +/// +/// Used by TPM to indicate it is in the Idle State +/// 1: Set by TPM when in the Idle State +/// 0: Cleared by TPM on receipt of TPM_CRB_CTRL_REQ_x.cmdReady when TPM transitions to the Ready State. +/// SHALL be cleared by TIMEOUT_C. +/// +#define PTP_CRB_CONTROL_AREA_STATUS_TPM_IDLE BIT1 + +/// +/// Used by the TPM to indicate current status. +/// 1: Set by TPM to indicate a FATAL Error +/// 0: Indicates TPM is operational +/// +#define PTP_CRB_CONTROL_AREA_STATUS_TPM_STATUS BIT0 + +// +// Define bits of CRB Control Cancel Register +// + +/// +/// Used by software to cancel command processing Reads return correct value +/// Writes (0000 0001h): Cancel a command +/// Writes (0000 0000h): Clears field when command has been cancelled +/// +#define PTP_CRB_CONTROL_CANCEL BIT0 + +// +// Define bits of CRB Control Start Register +// + +/// +/// When set by software, indicates a command is ready for processing. +/// Writes (0000 0001h): TPM transitions to Command Execution +/// Writes (0000 0000h): TPM clears this field and transitions to Command Completion +/// +#define PTP_CRB_CONTROL_START BIT0 + +// +// Restore original structure alignment +// +#pragma pack () + +// +// Default TimeOut value +// +#define PTP_TIMEOUT_A (750 * 1000) // 750ms +#define PTP_TIMEOUT_B (2000 * 1000) // 2s +#define PTP_TIMEOUT_C (200 * 1000) // 200ms +#define PTP_TIMEOUT_D (30 * 1000) // 30ms + +#endif
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