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Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/IndustryStandard/TpmTis.h')
| -rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/IndustryStandard/TpmTis.h | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/IndustryStandard/TpmTis.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/IndustryStandard/TpmTis.h new file mode 100644 index 0000000000..1e1d23725d --- /dev/null +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/IndustryStandard/TpmTis.h @@ -0,0 +1,183 @@ +/** @file + TPM Interface Specification definition. + It covers both TPM1.2 and TPM2.0. + +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_TIS_H_ +#define _TPM_TIS_H_ + +// +// Set structure alignment to 1-byte +// +#pragma pack (1) + +// +// Register set map as specified in TIS specification Chapter 10 +// +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 IntfCapability; // 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 + UINT8 Reserved3[9]; + /// + /// Read or write FIFO, depending on transaction. + /// + UINT32 DataFifo; // 24h + UINT8 Reserved4[0xed8]; // 28h + /// + /// Vendor ID + /// + UINT16 Vid; // 0f00h + /// + /// Device ID + /// + UINT16 Did; // 0f02h + /// + /// Revision ID + /// + UINT8 Rid; // 0f04h + UINT8 Reserved[0x7b]; // 0f05h + /// + /// Alias to I/O legacy space. + /// + UINT32 LegacyAddress1; // 0f80h + /// + /// Additional 8 bits for I/O legacy space extension. + /// + UINT32 LegacyAddress1Ex; // 0f84h + /// + /// Alias to second I/O legacy space. + /// + UINT32 LegacyAddress2; // 0f88h + /// + /// Additional 8 bits for second I/O legacy space extension. + /// + UINT32 LegacyAddress2Ex; // 0f8ch + /// + /// Vendor-defined configuration registers. + /// + UINT8 VendorDefined[0x70];// 0f90h +} TIS_PC_REGISTERS; + +// +// Restore original structure alignment +// +#pragma pack () + +// +// Define pointer types used to access TIS registers on PC +// +typedef TIS_PC_REGISTERS *TIS_PC_REGISTERS_PTR; + +// +// Define bits of ACCESS and STATUS registers +// + +/// +/// This bit is a 1 to indicate that the other bits in this register are valid. +/// +#define TIS_PC_VALID BIT7 +/// +/// Indicate that this locality is active. +/// +#define TIS_PC_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 TIS_PC_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 TIS_PC_ACC_SEIZE BIT3 +/// +/// When this bit is 1, another locality is requesting usage of the TPM. +/// +#define TIS_PC_ACC_PENDIND BIT2 +/// +/// Set to 1 to indicate that this locality is requesting to use TPM. +/// +#define TIS_PC_ACC_RQUUSE BIT1 +/// +/// A value of 1 indicates that a T/OS has not been established on the platform +/// +#define TIS_PC_ACC_ESTABLISH BIT0 + +/// +/// This field indicates that STS_DATA and STS_EXPECT are valid +/// +#define TIS_PC_STS_VALID BIT7 +/// +/// When this bit is 1, TPM is in the Ready state, +/// indicating it is ready to receive a new command. +/// +#define TIS_PC_STS_READY BIT6 +/// +/// Write a 1 to this bit to cause the TPM to execute that command. +/// +#define TIS_PC_STS_GO BIT5 +/// +/// This bit indicates that the TPM has data available as a response. +/// +#define TIS_PC_STS_DATA BIT4 +/// +/// The TPM sets this bit to a value of 1 when it expects another byte of data for a command. +/// +#define TIS_PC_STS_EXPECT BIT3 +/// +/// Indicates that the TPM has completed all self-test actions following a TPM_ContinueSelfTest command. +/// +#define TIS_PC_STS_SELFTEST_DONE BIT2 +/// +/// Writes a 1 to this bit to force the TPM to re-send the response. +/// +#define TIS_PC_STS_RETRY BIT1 + +// +// Default TimeOut value +// +#define TIS_TIMEOUT_A (750 * 1000) // 750ms +#define TIS_TIMEOUT_B (2000 * 1000) // 2s +#define TIS_TIMEOUT_C (750 * 1000) // 750ms +#define TIS_TIMEOUT_D (750 * 1000) // 750ms + +#endif
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