diff options
Diffstat (limited to 'Core/EM/TCG2/Common/xTcgPeiAfterMem.c')
| -rw-r--r-- | Core/EM/TCG2/Common/xTcgPeiAfterMem.c | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/Core/EM/TCG2/Common/xTcgPeiAfterMem.c b/Core/EM/TCG2/Common/xTcgPeiAfterMem.c new file mode 100644 index 0000000..772571c --- /dev/null +++ b/Core/EM/TCG2/Common/xTcgPeiAfterMem.c @@ -0,0 +1,284 @@ +//********************************************************************** +//********************************************************************** +//** ** +//** (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/TcgPei/TcgPeiAfterMem/xTcgPeiAfterMem.c 1 4/21/14 2:16p Fredericko $ +// +// $Revision: 1 $ +// +// $Date: 4/21/14 2:16p $ +//************************************************************************* +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/TCG2/Common/TcgPei/TcgPeiAfterMem/xTcgPeiAfterMem.c $ +// +// 1 4/21/14 2:16p Fredericko +// +// 1 10/08/13 12:02p Fredericko +// Initial Check-In for Tpm-Next module +// +// 1 7/10/13 5:51p Fredericko +// [TAG] EIP120969 +// [Category] New Feature +// [Description] TCG (TPM20) +// +// 4 12/12/11 3:31p Fredericko +// [TAG] EIP76865 +// [Category] Improvement +// [Description] Dual Support for TCM and TPM. System could hang in TXT +// if txt is enabled in setup +// [Files] AmiTcgPlatfompeilib.c, AmiTcgPlatformPpi.cif, +// AmiTcgPlatformPpi.h, AmiTcgPlatformProtocol.cif, +// AmiTcgPlatformProtocol.h, +// EMpTcmPei.c, TcgDxe.cif, TcgPei.cif, TcgPeiAfterMem.cif, +// TcgPeiAfterMem.mak, TcgTcmPeiAfterMem.c, xTcgDxe.c, xTcgPei.c, +// xTcgPeiAfterMem.c +// +// 3 9/27/11 10:22p Fredericko +// [TAG] EIP67286 +// [Category] Improvement +// [Description] changes for Tcg Setup policy +// +// [Files] Tcg.sdl +// TcgPei.cif +// TcgPei.mak +// xtcgPei.c +// xTcgPeiAfterMem.c +// TcgPeiAfterMem.mak +// TcgDxe.cif +// TcgDxe.mak +// xTcgDxe.c +// AmiTcgPlatformPeilib.c +// AmiTcgPlatformDxelib.c +// +// 2 9/03/11 8:04p Fredericko +// +// 1 8/22/11 1:45p Fredericko +// [TAG] EIP61168 +// [Category] Improvement +// [Description] Reload TCG PPI from memory when Memory is Installed +// [Files] TcgPeiAfterMem.cif +// TcgPeiAfterMem.c +// xTcgPeiAfterMem.c +// TcgPeiAfterMem.mak +// +// 32 4/27/11 3:01p Fredericko +// removed VFR compile directive +// +// 31 3/29/11 12:57p Fredericko +// +// 30 3/28/11 2:14p 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 +// +// 29 5/19/10 5:53p Fredericko +// Included File Header +// Included File Revision History +// Updated AMI Function Headers +// Code Beautification +// EIP 37653 +// +//************************************************************************* +//<AMI_FHDR_START> +// +// Name: xTcgPei.c +// +// Description: +// Contians entry point function for TcgPei Subcomponent +// +//<AMI_FHDR_END> +//************************************************************************* +#include <Efi.h> +#include <Pei.h> +#include <TcgCommon.h> +#include <AmiPeiLib.h> +#include <TcgMisc.h> +#include "PPI\TcgService\TcgService.h" +#include "PPI\TpmDevice\TpmDevice.h" +#include "PPI\CpuIo.h" +#include <TpmLib.h> +#include "PPI\LoadFile.h" +#include "TcgPlatformSetupPeiPolicy.h" + + +EFI_GUID gTcgPpiGuid = PEI_TCG_PPI_GUID; +EFI_GUID gCacheInstallGuid = EFI_PEI_PERMANENT_MEMORY_INSTALLED_PPI; + + +EFI_STATUS +EFIAPI TcgPeiMemoryCallbackEntry( + IN EFI_PEI_SERVICES **PeiServices +); + +EFI_STATUS +EFIAPI TcgTcmPeiMemoryCallbackEntry( + IN EFI_PEI_SERVICES **PeiServices +); + + +typedef struct _TCG_PEI_MEMORY_CALLBACK +{ + EFI_PEI_NOTIFY_DESCRIPTOR NotifyDesc; + EFI_FFS_FILE_HEADER *FfsHeader; +} TCG_PEI_MEMORY_CALLBACK; + + +EFI_STATUS +EFIAPI TcgPeiMemoryEntry( + IN EFI_PEI_SERVICES **PeiServices, + IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDesc, + IN VOID *Ppi ); + + +//********************************************************************** +//<AMI_PHDR_START> +// +// Procedure: OnMemoryDiscovered +// +// Description: Call Memory Present initialization on memory Installation +// +// +// Input: IN EFI_PEI_SERVICES **PeiServices, +// IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDesc, +// IN VOID *Ppi +// +// Output: EFI STATUS +// +// Modified: +// +// Referrals: +// +// Notes: +//<AMI_PHDR_END> +//********************************************************************** +EFI_STATUS +EFIAPI TcgPeiMemoryEntry( + IN EFI_PEI_SERVICES **PeiServices, + IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDesc, + IN VOID *Ppi ) +{ + EFI_STATUS Status; + PEI_TCG_PPI *TcgPpi = NULL; + + Status = (*PeiServices)->LocatePpi ( + PeiServices, + &gTcgPpiGuid , + 0, + NULL, + &TcgPpi); + + if ( EFI_ERROR( Status )){ + return Status; + } + + if(AutoSupportType()) + { + TcgTcmPeiMemoryCallbackEntry(PeiServices); + }else{ + TcgPeiMemoryCallbackEntry(PeiServices); + } + + return (Status); +} + + +//********************************************************************** +//<AMI_PHDR_START> +// +// Procedure: CommonTcgPeiEntryPoint +// +// Description: Entry point for Tcg PEI component +// +// +// Input: IN EFI_FFS_FILE_HEADER *FfsHeader +// IN EFI_PEI_SERVICES **PeiServices, +// +// Output: EFI_STATUS +// +// Modified: +// +// Referrals: +// +// Notes: +//<AMI_PHDR_END> +//********************************************************************** +EFI_STATUS +EFIAPI ReInstallTcgServiceAfterMem( + IN EFI_FFS_FILE_HEADER *FfsHeader, + IN EFI_PEI_SERVICES **PeiServices ) +{ + EFI_STATUS Status; + TCG_PLATFORM_SETUP_INTERFACE *TcgPeiPolicy = NULL; + EFI_GUID gTcgPeiPolicyGuid =\ + TCG_PLATFORM_SETUP_PEI_POLICY_GUID; + TCG_PEI_MEMORY_CALLBACK *MemCallback; + TCG_CONFIGURATION ConfigFlags; + + Status = IsTpmPresent((TPM_1_2_REGISTERS_PTR)(UINTN )PORT_TPM_IOMEMBASE); + if(EFI_ERROR(Status))return Status; + + Status = (*PeiServices)->LocatePpi( + PeiServices, + &gTcgPeiPolicyGuid, + 0, NULL, + &TcgPeiPolicy); + + if(EFI_ERROR(Status))return Status; + + Status = TcgPeiPolicy->getTcgPeiPolicy(PeiServices, &ConfigFlags); + + if (ConfigFlags.TpmSupport == 0x00 || EFI_ERROR( Status )) + { + return EFI_SUCCESS; + } + + + Status = (**PeiServices).AllocatePool( + PeiServices, + sizeof (TCG_PEI_MEMORY_CALLBACK), + &MemCallback); + + if ( !EFI_ERROR( Status )) + { + MemCallback->NotifyDesc.Flags + = (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK + | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST); + MemCallback->NotifyDesc.Guid = &gCacheInstallGuid; + MemCallback->NotifyDesc.Notify = TcgPeiMemoryEntry; + MemCallback->FfsHeader = FfsHeader; + + Status = (*PeiServices)->NotifyPpi( PeiServices, + &MemCallback->NotifyDesc ); + } + + return Status; +} + + +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2010, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//********************************************************************** +//********************************************************************** |