diff options
Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/OvmfPkg/Tcg/Tcg2Config/Tpm12Support.h')
-rw-r--r-- | src/VBox/Devices/EFI/Firmware/OvmfPkg/Tcg/Tcg2Config/Tpm12Support.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/OvmfPkg/Tcg/Tcg2Config/Tpm12Support.h b/src/VBox/Devices/EFI/Firmware/OvmfPkg/Tcg/Tcg2Config/Tpm12Support.h new file mode 100644 index 00000000..b3ebcd41 --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/OvmfPkg/Tcg/Tcg2Config/Tpm12Support.h @@ -0,0 +1,34 @@ +/** @file + Declare the InternalTpm12Detect() function, hiding the TPM-1.2 detection + internals. + + Copyright (C) 2020, Red Hat, Inc. + + SPDX-License-Identifier: BSD-2-Clause-Patent +**/ + +#ifndef TPM12_SUPPORT_H_ +#define TPM12_SUPPORT_H_ + +#include <Uefi/UefiBaseType.h> + +/** + Detect the presence of a TPM with interface version 1.2. + + @retval EFI_UNSUPPORTED The platform that includes this particular + implementation of the function does not support + TPM-1.2. + + @retval EFI_SUCCESS TPM-1.2 available. The Tpm12RequestUseTpm() and + Tpm12SubmitCommand(TPM_ORD_GetTicks) operations + (from the Tpm12DeviceLib class) have succeeded. + + @return Error codes propagated from Tpm12RequestUseTpm() and + Tpm12SubmitCommand(). +**/ +EFI_STATUS +InternalTpm12Detect ( + VOID + ); + +#endif // TPM12_SUPPORT_H_ |