106 lines
3.8 KiB
C
106 lines
3.8 KiB
C
/* Microsoft Reference Implementation for TPM 2.0
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*
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* The copyright in this software is being made available under the BSD License,
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* included below. This software may be subject to other third party and
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* contributor rights, including patent rights, and no such rights are granted
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* under this license.
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*
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* Copyright (c) Microsoft Corporation
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*
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* All rights reserved.
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*
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* BSD License
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this list
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* of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ""AS IS""
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef FTPM_TA_H
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#define FTPM_TA_H
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#include <Implementation.h>
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/* This UUID is generated with uuidgen */
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#define TA_FTPM_UUID { 0xBC50D971, 0xD4C9, 0x42C4, \
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{0x82, 0xCB, 0x34, 0x3F, 0xB7, 0xF3, 0x78, 0x96}}
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/* The TAFs ID implemented in this TA */
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#define TA_FTPM_SUBMIT_COMMAND (0)
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#define TA_FTPM_EMULATE_PPI (1)
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//
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// These must match values from reference/TPM/include/Implementation.h
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//
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#define MAX_COMMAND_SIZE 4096
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#define MAX_RESPONSE_SIZE 4096
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//
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// Macro for intentionally unreferenced parameters
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//
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#define UNREFERENCED_PARAMETER(_Parameter_) (void)(_Parameter_)
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//
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// Shorthand for TA functions taking uniform arg types
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//
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#define TA_ALL_PARAM_TYPE(a) TEE_PARAM_TYPES((a), (a), (a), (a))
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//
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// Used to extract size field from TPM command buffers
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//
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#define BYTE_ARRAY_TO_UINT32(b) (uint32_t)( ((b)[0] << 24) \
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+ ((b)[1] << 16) \
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+ ((b)[2] << 8 ) \
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+ (b)[3])
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//
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// Entrypoint for reference implemntation
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//
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extern void ExecuteCommand(
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uint32_t requestSize, // IN: command buffer size
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unsigned char *request, // IN: command buffer
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uint32_t *responseSize, // OUT: response buffer size
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unsigned char **response // OUT: response buffer
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);
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//
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// External functions supporting TPM initialization
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//
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extern int _plat__NVEnable(void *platParameter);
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extern int TPM_Manufacture(bool firstTime);
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extern bool _plat__NvNeedsManufacture(void);
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extern void _TPM_Init(void);
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extern void _plat__Signal_PowerOn(void);
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extern void _plat__NVDisable(void);
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extern void _admin__SaveChipFlags(void);
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//
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// External types/data supporting TPM initialization
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//
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typedef union {
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uint32_t flags;
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struct {
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uint32_t Remanufacture : 1; // Perform a TPM_Remanufacture() on startup (SET by default)
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uint32_t TpmStatePresent : 1; // Init TPM and NV with contents of TpmState and NVState on startup
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uint32_t Reserved : 30;
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} fields;
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} TPM_CHIP_STATE;
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extern TPM_CHIP_STATE g_chipFlags;
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#endif /* FTPM_TA_H */ |