diff options
Diffstat (limited to 'Core/EM/TCG2/CRB_lib/Tpm20CRBLib.c')
| -rw-r--r-- | Core/EM/TCG2/CRB_lib/Tpm20CRBLib.c | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/Core/EM/TCG2/CRB_lib/Tpm20CRBLib.c b/Core/EM/TCG2/CRB_lib/Tpm20CRBLib.c new file mode 100644 index 0000000..81a086d --- /dev/null +++ b/Core/EM/TCG2/CRB_lib/Tpm20CRBLib.c @@ -0,0 +1,171 @@ +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2013, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//************************************************************************* +// $Header: /Alaska/SOURCE/Modules/TCG2/Libraries/Tpm20CRBLib/Tpm20CRBLib.c 1 4/21/14 2:15p Fredericko $ +// +// $Revision: 1 $ +// +// $Date: 4/21/14 2:15p $ +//************************************************************************* +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/TCG2/Libraries/Tpm20CRBLib/Tpm20CRBLib.c $ +// +// 1 4/21/14 2:15p Fredericko +// +// 3 3/14/14 3:19p Fredericko +// +// 2 3/11/14 6:02p Fredericko +// [TAG] EIP151925 +// [Category] New Feature +// [Description] Changes for TcgGeneric Regression Testing +// +// 1 10/08/13 11:59a Fredericko +// Initial Check-In for Tpm-Next module +// +// 2 10/03/13 1:48p Fredericko +// +// 1 7/10/13 5:51p Fredericko +// [TAG] EIP120969 +// [Category] New Feature +// [Description] TCG (TPM20) +// +//********************************************************************** +//<AMI_FHDR_START> +// +// Name: +// +// Description: +// +//<AMI_FHDR_END> +//********************************************************************** +#include <Efi.h> +#include "Tpm20CRBLib.h" +#include "AmiLib.h" +#include <token.h> +#include <Tpm20Includes\Tpm20.h> + + +//Forward declare functions +#if FTpmPlatformProfile == 1 + +EFI_STATUS +iTpmGetResponse ( + IN OUT VOID *ResponseBuffer, + IN OUT UINT32 *ResponseSize + ); + +EFI_STATUS +iTpmSendCommand ( + IN VOID *CommandBuffer, + IN UINT32 CommandSize + ); + +EFI_STATUS +CheckPspDevicePresent ( + VOID + ); + +#else + +EFI_STATUS +EFIAPI +PttHciReceive( + OUT UINT8 *FtpmBuffer, + OUT UINT32 *RespSize + ); + +EFI_STATUS +EFIAPI +PttHciSend( + IN UINT8 *FtpmBuffer, + IN UINT32 DataLength + ); + +BOOLEAN +EFIAPI +PttHciPresenceCheck(); + + +#endif + +BOOLEAN isTpm20CrbPresent() +{ + #if FTpmPlatformProfile == 1 + if(!EFI_ERROR(CheckPspDevicePresent()))return TRUE; + return FALSE; + #else + return (PttHciPresenceCheck()); + #endif +} + + +EFI_STATUS +EFIAPI +CrbSend( + IN UINT8 *InputBuffer, + IN UINT32 DataLength +) +{ + #if FTpmPlatformProfile == 1 + return(iTpmSendCommand(InputBuffer, DataLength)); + #else + return (PttHciSend(InputBuffer, DataLength)); + #endif +} + + +EFI_STATUS +EFIAPI +CrbReceive( + OUT UINT8 *OutBuffer, + OUT UINT32 *RespSize +) +{ + #if FTpmPlatformProfile == 1 + return(iTpmGetResponse(OutBuffer, RespSize)); + #else + return (PttHciReceive(OutBuffer, RespSize)); + #endif +} + +EFI_STATUS +EFIAPI +CrbSubmitCmd( + IN UINT8 *InputBuffer, + IN UINT32 InputBufferSize, + OUT UINT8 *OutputBuffer, + OUT UINT32 *OutputBufferSize + ) +{ + EFI_STATUS Status; + + if(InputBuffer == NULL || OutputBuffer == NULL || InputBufferSize == 0){ + return EFI_INVALID_PARAMETER; + } + + Status = CrbSend(InputBuffer, InputBufferSize); + if (EFI_ERROR (Status)) { + return Status; + } + + /// + /// Receive the response data from TPM + /// + Status = CrbReceive(OutputBuffer, OutputBufferSize); + if (EFI_ERROR (Status)) { + return Status; + } + + return Status; +} |