mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-11-24 11:45:27 +01:00
244 lines
9.2 KiB
C
244 lines
9.2 KiB
C
/** @file
|
|
This protocol is defined to abstract TPM2 hardware access in boot phase.
|
|
|
|
Copyright (c) 2013 - 2018, Intel Corporation. All rights reserved.<BR>
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
**/
|
|
|
|
#ifndef __TREE_H__
|
|
#define __TREE_H__
|
|
|
|
#include <IndustryStandard/UefiTcgPlatform.h>
|
|
#include <IndustryStandard/Tpm20.h>
|
|
|
|
#define EFI_TREE_PROTOCOL_GUID \
|
|
{0x607f766c, 0x7455, 0x42be, 0x93, 0x0b, 0xe4, 0xd7, 0x6d, 0xb2, 0x72, 0x0f}
|
|
|
|
typedef struct _EFI_TREE_PROTOCOL EFI_TREE_PROTOCOL;
|
|
|
|
typedef struct _TREE_VERSION {
|
|
UINT8 Major;
|
|
UINT8 Minor;
|
|
} TREE_VERSION;
|
|
|
|
typedef UINT32 TREE_EVENT_LOG_BITMAP;
|
|
typedef UINT32 TREE_EVENT_LOG_FORMAT;
|
|
|
|
#define TREE_EVENT_LOG_FORMAT_TCG_1_2 0x00000001
|
|
|
|
typedef struct _TREE_BOOT_SERVICE_CAPABILITY {
|
|
//
|
|
// Allocated size of the structure passed in
|
|
//
|
|
UINT8 Size;
|
|
//
|
|
// Version of the TREE_BOOT_SERVICE_CAPABILITY structure itself.
|
|
// For this version of the protocol, the Major version shall be set to 1
|
|
// and the Minor version shall be set to 0.
|
|
//
|
|
TREE_VERSION StructureVersion;
|
|
//
|
|
// Version of the TrEE protocol.
|
|
// For this version of the protocol, the Major version shall be set to 1
|
|
// and the Minor version shall be set to 0.
|
|
//
|
|
TREE_VERSION ProtocolVersion;
|
|
//
|
|
// Supported hash algorithms
|
|
//
|
|
UINT32 HashAlgorithmBitmap;
|
|
//
|
|
// Bitmap of supported event log formats
|
|
//
|
|
TREE_EVENT_LOG_BITMAP SupportedEventLogs;
|
|
//
|
|
// False = TrEE not present
|
|
//
|
|
BOOLEAN TrEEPresentFlag;
|
|
//
|
|
// Max size (in bytes) of a command that can be sent to the TrEE
|
|
//
|
|
UINT16 MaxCommandSize;
|
|
//
|
|
// Max size (in bytes) of a response that can be provided by the TrEE
|
|
//
|
|
UINT16 MaxResponseSize;
|
|
//
|
|
// 4-byte Vendor ID (see Trusted Computing Group, "TCG Vendor ID Registry,"
|
|
// Version 1.0, Revision 0.1, August 31, 2007, "TPM Capabilities Vendor ID" section)
|
|
//
|
|
UINT32 ManufacturerID;
|
|
} TREE_BOOT_SERVICE_CAPABILITY_1_0;
|
|
|
|
typedef TREE_BOOT_SERVICE_CAPABILITY_1_0 TREE_BOOT_SERVICE_CAPABILITY;
|
|
|
|
#define TREE_BOOT_HASH_ALG_SHA1 0x00000001
|
|
#define TREE_BOOT_HASH_ALG_SHA256 0x00000002
|
|
#define TREE_BOOT_HASH_ALG_SHA384 0x00000004
|
|
#define TREE_BOOT_HASH_ALG_SHA512 0x00000008
|
|
|
|
//
|
|
// This bit is shall be set when an event shall be extended but not logged.
|
|
//
|
|
#define TREE_EXTEND_ONLY 0x0000000000000001
|
|
//
|
|
// This bit shall be set when the intent is to measure a PE/COFF image.
|
|
//
|
|
#define PE_COFF_IMAGE 0x0000000000000010
|
|
|
|
typedef UINT32 TrEE_PCRINDEX;
|
|
typedef UINT32 TrEE_EVENTTYPE;
|
|
|
|
#define MAX_PCR_INDEX 23
|
|
#define TREE_EVENT_HEADER_VERSION 1
|
|
|
|
#pragma pack(1)
|
|
|
|
typedef struct {
|
|
//
|
|
// Size of the event header itself (sizeof(TrEE_EVENT_HEADER)).
|
|
//
|
|
UINT32 HeaderSize;
|
|
//
|
|
// Header version. For this version of this specification, the value shall be 1.
|
|
//
|
|
UINT16 HeaderVersion;
|
|
//
|
|
// Index of the PCR that shall be extended (0 - 23).
|
|
//
|
|
TrEE_PCRINDEX PCRIndex;
|
|
//
|
|
// Type of the event that shall be extended (and optionally logged).
|
|
//
|
|
TrEE_EVENTTYPE EventType;
|
|
} TrEE_EVENT_HEADER;
|
|
|
|
typedef struct {
|
|
//
|
|
// Total size of the event including the Size component, the header and the Event data.
|
|
//
|
|
UINT32 Size;
|
|
TrEE_EVENT_HEADER Header;
|
|
UINT8 Event[1];
|
|
} TrEE_EVENT;
|
|
|
|
#pragma pack()
|
|
|
|
/**
|
|
The EFI_TREE_PROTOCOL GetCapability function call provides protocol
|
|
capability information and state information about the TrEE.
|
|
|
|
@param[in] This Indicates the calling context
|
|
@param[out] ProtocolCapability The caller allocates memory for a TREE_BOOT_SERVICE_CAPABILITY
|
|
structure and sets the size field to the size of the structure allocated.
|
|
The callee fills in the fields with the EFI protocol capability information
|
|
and the current TrEE state information up to the number of fields which
|
|
fit within the size of the structure passed in.
|
|
|
|
@retval EFI_SUCCESS Operation completed successfully.
|
|
@retval EFI_DEVICE_ERROR The command was unsuccessful.
|
|
The ProtocolCapability variable will not be populated.
|
|
@retval EFI_INVALID_PARAMETER One or more of the parameters are incorrect.
|
|
The ProtocolCapability variable will not be populated.
|
|
@retval EFI_BUFFER_TOO_SMALL The ProtocolCapability variable is too small to hold the full response.
|
|
It will be partially populated (required Size field will be set).
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_TREE_GET_CAPABILITY) (
|
|
IN EFI_TREE_PROTOCOL *This,
|
|
IN OUT TREE_BOOT_SERVICE_CAPABILITY *ProtocolCapability
|
|
);
|
|
|
|
/**
|
|
The EFI_TREE_PROTOCOL Get Event Log function call allows a caller to
|
|
retrieve the address of a given event log and its last entry.
|
|
|
|
@param[in] This Indicates the calling context
|
|
@param[in] EventLogFormat The type of the event log for which the information is requested.
|
|
@param[out] EventLogLocation A pointer to the memory address of the event log.
|
|
@param[out] EventLogLastEntry If the Event Log contains more than one entry, this is a pointer to the
|
|
address of the start of the last entry in the event log in memory.
|
|
@param[out] EventLogTruncated If the Event Log is missing at least one entry because an event would
|
|
have exceeded the area allocated for events, this value is set to TRUE.
|
|
Otherwise, the value will be FALSE and the Event Log will be complete.
|
|
|
|
@retval EFI_SUCCESS Operation completed successfully.
|
|
@retval EFI_INVALID_PARAMETER One or more of the parameters are incorrect
|
|
(e.g. asking for an event log whose format is not supported).
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_TREE_GET_EVENT_LOG) (
|
|
IN EFI_TREE_PROTOCOL *This,
|
|
IN TREE_EVENT_LOG_FORMAT EventLogFormat,
|
|
OUT EFI_PHYSICAL_ADDRESS *EventLogLocation,
|
|
OUT EFI_PHYSICAL_ADDRESS *EventLogLastEntry,
|
|
OUT BOOLEAN *EventLogTruncated
|
|
);
|
|
|
|
/**
|
|
The EFI_TREE_PROTOCOL HashLogExtendEvent function call provides callers with
|
|
an opportunity to extend and optionally log events without requiring
|
|
knowledge of actual TPM commands.
|
|
The extend operation will occur even if this function cannot create an event
|
|
log entry (e.g. due to the event log being full).
|
|
|
|
@param[in] This Indicates the calling context
|
|
@param[in] Flags Bitmap providing additional information.
|
|
@param[in] DataToHash Physical address of the start of the data buffer to be hashed.
|
|
@param[in] DataToHashLen The length in bytes of the buffer referenced by DataToHash.
|
|
@param[in] Event Pointer to data buffer containing information about the event.
|
|
|
|
@retval EFI_SUCCESS Operation completed successfully.
|
|
@retval EFI_DEVICE_ERROR The command was unsuccessful.
|
|
@retval EFI_VOLUME_FULL The extend operation occurred, but the event could not be written to one or more event logs.
|
|
@retval EFI_INVALID_PARAMETER One or more of the parameters are incorrect.
|
|
@retval EFI_UNSUPPORTED The PE/COFF image type is not supported.
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI * EFI_TREE_HASH_LOG_EXTEND_EVENT) (
|
|
IN EFI_TREE_PROTOCOL *This,
|
|
IN UINT64 Flags,
|
|
IN EFI_PHYSICAL_ADDRESS DataToHash,
|
|
IN UINT64 DataToHashLen,
|
|
IN TrEE_EVENT *Event
|
|
);
|
|
|
|
/**
|
|
This service enables the sending of commands to the TrEE.
|
|
|
|
@param[in] This Indicates the calling context
|
|
@param[in] InputParameterBlockSize Size of the TrEE input parameter block.
|
|
@param[in] InputParameterBlock Pointer to the TrEE input parameter block.
|
|
@param[in] OutputParameterBlockSize Size of the TrEE output parameter block.
|
|
@param[in] OutputParameterBlock Pointer to the TrEE output parameter block.
|
|
|
|
@retval EFI_SUCCESS The command byte stream was successfully sent to the device and a response was successfully received.
|
|
@retval EFI_DEVICE_ERROR The command was not successfully sent to the device or a response was not successfully received from the device.
|
|
@retval EFI_INVALID_PARAMETER One or more of the parameters are incorrect.
|
|
@retval EFI_BUFFER_TOO_SMALL The output parameter block is too small.
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_TREE_SUBMIT_COMMAND) (
|
|
IN EFI_TREE_PROTOCOL *This,
|
|
IN UINT32 InputParameterBlockSize,
|
|
IN UINT8 *InputParameterBlock,
|
|
IN UINT32 OutputParameterBlockSize,
|
|
IN UINT8 *OutputParameterBlock
|
|
);
|
|
|
|
struct _EFI_TREE_PROTOCOL {
|
|
EFI_TREE_GET_CAPABILITY GetCapability;
|
|
EFI_TREE_GET_EVENT_LOG GetEventLog;
|
|
EFI_TREE_HASH_LOG_EXTEND_EVENT HashLogExtendEvent;
|
|
EFI_TREE_SUBMIT_COMMAND SubmitCommand;
|
|
};
|
|
|
|
extern EFI_GUID gEfiTrEEProtocolGuid;
|
|
|
|
#endif
|