diff options
Diffstat (limited to 'Board/EM/TCG2/Common/AmiTcgPlatformPeiBeforeMem.c')
| -rw-r--r-- | Board/EM/TCG2/Common/AmiTcgPlatformPeiBeforeMem.c | 279 |
1 files changed, 279 insertions, 0 deletions
diff --git a/Board/EM/TCG2/Common/AmiTcgPlatformPeiBeforeMem.c b/Board/EM/TCG2/Common/AmiTcgPlatformPeiBeforeMem.c new file mode 100644 index 0000000..f76147e --- /dev/null +++ b/Board/EM/TCG2/Common/AmiTcgPlatformPeiBeforeMem.c @@ -0,0 +1,279 @@ +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2010, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//************************************************************************* +// $Header: /Alaska/SOURCE/Modules/TCG2/Common/AmiTcgPlatform/AmiTcgPlatformPei/AmiTcgPlatformPeiBeforeMem/AmiTcgPlatformPeiBeforeMem.c 1 4/21/14 2:17p Fredericko $ +// +// $Revision: 1 $ +// +// $Date: 4/21/14 2:17p $ +//************************************************************************* +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/TCG2/Common/AmiTcgPlatform/AmiTcgPlatformPei/AmiTcgPlatformPeiBeforeMem/AmiTcgPlatformPeiBeforeMem.c $ +// +// 1 4/21/14 2:17p Fredericko +// +// 1 10/08/13 12:04p Fredericko +// Initial Check-In for Tpm-Next module +// +// 1 7/10/13 5:54p Fredericko +// [TAG] EIP120969 +// [Category] New Feature +// [Description] TCG (TPM20) +// +// 8 4/27/12 6:18p Fredericko +// +// 7 1/17/12 11:24a Fredericko +// Install Tpm_Initialized Ppi in PEI +// +// 6 10/24/11 12:27p Fredericko +// +// 5 9/01/11 2:23p Fredericko +// [TAG] EIP66113 +// [Category] Improvement +// [Description] Support LTsx on server platforms where startup commands +// are sent by the ACM binaries. +// [Files] AmiTcgPlatformPeiBoardBeforeMem.c +// AmiTcgPlatformPeiLib.c +// AmiTcgPlatformPei.h +// +// 4 4/26/11 1:52p Fredericko +// Added support for function level override of specific functions. +// +// 3 4/01/11 9:34a Fredericko +// Updated function Header +// +// 2 3/29/11 2:22p Fredericko +// [TAG] EIP 54642 +// [Category] Improvement +// [Description] 1. Checkin Files related to TCG function override +// 2. Include TCM and TPM auto detection +// [Files] Affects all TCG files +// +// +// +//************************************************************************* +//<AMI_FHDR_START> +// +// Name: AmiTcgPlatformPeiBeforeMem.c +// +// Description: Function file for AmiTcgPlatformPeiBeforeMem +// +//<AMI_FHDR_END> +//************************************************************************* +#include <Efi.h> +#include <Pei.h> +#include <TcgCommon.h> +#include <AmiPeiLib.h> +#include <TcgMisc.h> +#include "PPI\TcgService\TcgTcmService.h" +#include "PPI\TcgService\TcgService.h" +#include "PPI\TpmDevice\TpmDevice.h" +#include "PPI\CpuIo.h" +#include "PPI\LoadFile.h" +#include <Ppi\ReadOnlyVariable.h> +#include "AmiTcgPlatformPei.h" + + +EFI_GUID gAMITcgPlatformPpiBeforeMemguid = AMI_TCG_PLATFORM_PPI_BEFORE_MEM_GUID; +EFI_GUID gTpmInitializedguid = PEI_TPM_INITIALIZED_PPI_GUID; + +static EFI_PEI_PPI_DESCRIPTOR Tpm_Initialized[] = +{ + { + EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST, + &gTpmInitializedguid, NULL + } +}; + + +//********************************************************************** +//<AMI_PHDR_START> +// +// Procedure: MemoryAbsentEntry +// +// Description: This function performs TPM MA initialization +// +// +// Input: IN EFI_FFS_FILE_HEADER *FfsHeader +// IN EFI_PEI_SERVICES **PeiServices, +// +// Output: EFI_STATUS +// +// Modified: +// +// Referrals: +// +// Notes: +//<AMI_PHDR_END> +//********************************************************************** +EFI_STATUS +MemoryAbsentEntry( + IN EFI_PEI_SERVICES **PeiServices ) +{ + EFI_STATUS Status; + EFI_BOOT_MODE BootMode; + void *TcgDrvBuffer = NULL; + UINT16 Pages = 0; + EFI_GUID guid = EFI_TCG_MADriver_GUID; + EFI_HOB_GUID_TYPE *MAHobType; + MASTRUCT MAHob; + FAR32LOCALS CommonLegX; + EFI_GUID gEfiTcgMADriverHobGuid = EFI_TCG_MADriver_HOB_GUID; + AMI_TCG_PEI_FUNCTION_OVERRIDE_PPI *PpiOverride; + EFI_GUID Overrideguid = AMI_MEMORY_ABSENT_OVERRIDE_GUID; + EFI_GUID SkipTpmStartupGuid = AMI_SKIP_TPM_STARTUP_GUID; + BOOLEAN SkipTpmStartup = FALSE; + + Status = (*PeiServices)->LocatePpi( + PeiServices, + &SkipTpmStartupGuid, + 0, NULL, + &PpiOverride); + + if(!EFI_ERROR(Status)) { + SkipTpmStartup = TRUE; + } + + Status = (*PeiServices)->LocatePpi( + PeiServices, + &Overrideguid, + 0, NULL, + &PpiOverride); + + if(!EFI_ERROR(Status)){ + return (PpiOverride->Function(PeiServices)); + } + + Status = (*PeiServices)->GetBootMode( PeiServices, &BootMode ); + ASSERT_PEI_ERROR( PeiServices, Status ); + +#if (StartupCmd_SelfTest_State == 1) + if(!AutoSupportType()){ + if (!SkipTpmStartup) { + Status = TcgPeiTpmStartup( PeiServices, BootMode ); + ASSERT_PEI_ERROR( PeiServices, Status ); + } + + Status = ContinueTPMSelfTest( PeiServices ); + ASSERT_PEI_ERROR( PeiServices, Status ); + + if(!EFI_ERROR(Status)){ + (*PeiServices)->InstallPpi(PeiServices, Tpm_Initialized); + } + + if ((BootMode == BOOT_ON_S3_RESUME) || (BootMode == BOOT_IN_RECOVERY_MODE)) + { + return Status; + } + } +#else + if ((BootMode == BOOT_ON_S3_RESUME) || (BootMode == BOOT_IN_RECOVERY_MODE)) + { + return Status; + } +#endif + + if(AutoSupportType()){ + Status = FillDriverLocByFile(&CommonLegX.Offset,PeiServices,&guid,&TcgDrvBuffer,(UINTN*)&Pages); + if(EFI_ERROR(Status))return EFI_NOT_FOUND; + if ( CommonLegX.Offset == NULL ) + { + return EFI_NOT_FOUND; + } + + MAHob.Offset = CommonLegX.Offset; + MAHob.Selector = SEL_flatCS; + MAHob.Codep = ((MPDRIVER_LEGHEADER*)((UINT8*)(TcgDrvBuffer)))->CodeP; + + Status = TcgPeiBuildHobGuid( + PeiServices, + &gEfiTcgMADriverHobGuid, + sizeof (MASTRUCT), + &MAHobType ); + + ASSERT_PEI_ERROR( PeiServices, Status ); + MAHobType++; + + (*PeiServices)->CopyMem( MAHobType, &MAHob, sizeof (MASTRUCT)); + return Status; + } + + return EFI_SUCCESS; +} + + + + +static AMI_TCG_PLATFORM_PPI_BEFORE_MEM mAmiTcgPlatformPPI = { + MemoryAbsentEntry, +}; + + +static EFI_PEI_PPI_DESCRIPTOR mAmiTcgPlatformPPIListBeforeMem[] = { + { + EFI_PEI_PPI_DESCRIPTOR_PPI + | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST, + &gAMITcgPlatformPpiBeforeMemguid, + &mAmiTcgPlatformPPI + } +}; + + + + +//********************************************************************** +//<AMI_PHDR_START> +// +// Procedure: AmiTcgPlatformPEI_EntryBeforeMem +// +// Description: Installs AMIplatform PPI for initialization in PEI before +// memory is installed +// +// Input: IN EFI_FFS_FILE_HEADER *FfsHeader, +// IN EFI_PEI_SERVICES **PeiServices +// +// Output: EFI_STATUS +// +// Modified: +// +// Referrals: +// +// Notes: +//<AMI_PHDR_END> +//********************************************************************** +EFI_STATUS +EFIAPI AmiTcgPlatformPEI_EntryBeforeMem( + IN EFI_FFS_FILE_HEADER *FfsHeader, + IN EFI_PEI_SERVICES **PeiServices +){ + EFI_STATUS Status; + + Status = (*PeiServices)->InstallPpi( PeiServices, mAmiTcgPlatformPPIListBeforeMem ); + return Status; +} + + +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2010, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//********************************************************************** |