diff options
Diffstat (limited to 'Board/EM/MeWrapper/MeSetup/Dxe/MeSetupDxe.c')
| -rw-r--r-- | Board/EM/MeWrapper/MeSetup/Dxe/MeSetupDxe.c | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/Board/EM/MeWrapper/MeSetup/Dxe/MeSetupDxe.c b/Board/EM/MeWrapper/MeSetup/Dxe/MeSetupDxe.c new file mode 100644 index 0000000..e9525c8 --- /dev/null +++ b/Board/EM/MeWrapper/MeSetup/Dxe/MeSetupDxe.c @@ -0,0 +1,171 @@ +//************************************************************************* +//************************************************************************* +//** ** +//** (C)Copyright 1985-2010, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//************************************************************************* +//************************************************************************* +//********************************************************************** +// +// $Header: /Alaska/SOURCE/Modules/SharkBayRefCodes/ME/MeWrapper/MeSetup/Dxe/MeSetupDxe.c 5 5/14/14 10:01p Tristinchou $ +// +// $Revision: 5 $ +// +// $Date: 5/14/14 10:01p $ +// +//********************************************************************** +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/SharkBayRefCodes/ME/MeWrapper/MeSetup/Dxe/MeSetupDxe.c $ +// +// 5 5/14/14 10:01p Tristinchou +// [TAG] EIP167030 +// [Category] Improvement +// [Description] Remove the variable runtime attribute and keep original +// attributes. +// +// 4 3/14/13 2:39a Klzhan +// Modify for PTT check +// +// 2 2/23/13 1:27a Klzhan +// [TAG] EIPNone +// [Category] Improvement +// [Description] Return SUCCESS in entry point. +// +// 1 2/07/13 2:04a Klzhan +// [TAG] EIP114344 +// [Category] Improvement +// [Description] Create a setup item for TPM Device Selection +// [Files] MeSetupDxe.cif +// MeSetupDxe.c +// MeSetupDxe.h +// MeSetupDxe.sdl +// MeSetupDxe.dxs +// MeSetupDxe.mak +// +// +//********************************************************************** +#include "MeSetupDxe.h" + +EFI_STATUS +MeSetupDxeEntryPoint ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable +) +{ + EFI_STATUS Status; + UINT32 SetupVarAttr; + UINT32 PttInfoVarAttr; + UINTN VariableSize; + EFI_GUID SetupGuid = SYSTEM_CONFIGURATION_GUID; + EFI_GUID PttInfoVariableGuid = PTT_INFO_VARIABLE_GUID; + SETUP_DATA gSetupData; + PTT_INFO_VARIABLE_DATA gPttInfoVariable; + PCH_SERIES PchSeries = GetPchSeries(); + + DEBUG ((EFI_D_INFO, "[MeSetupDxe.c] : Entry Point...\n")); + + if ( PchSeries != PchLp ) { + return EFI_SUCCESS; + } + + PttInfoVarAttr = 0; + VariableSize = sizeof (PTT_INFO_VARIABLE_DATA); + Status = gRT->GetVariable ( + L"PttInfoVariable", + &PttInfoVariableGuid, + &PttInfoVarAttr, + &VariableSize, + &gPttInfoVariable ); + if( EFI_ERROR(Status) ) + PttInfoVarAttr = EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS; + + PttHeciGetCapability(&gPttInfoVariable.PTTCapability); + PttHeciGetState(&gPttInfoVariable.PTTState); + + Status = gRT->SetVariable ( + L"PttInfoVariable", + &PttInfoVariableGuid, + PttInfoVarAttr, + VariableSize, + &gPttInfoVariable + ); + + if ( EFI_ERROR (Status) ) { + DEBUG((EFI_D_INFO, "[MeSetupDxe.c] : Failed to Set PttInfoVariable Status = %x\n", Status)); + return EFI_SUCCESS; + } + + SetupVarAttr = 0; + VariableSize = sizeof (SETUP_DATA); + Status = gRT->GetVariable( + L"Setup", + &SetupGuid, + &SetupVarAttr, + &VariableSize, + &gSetupData ); + + if ( gPttInfoVariable.PTTCapability ) { + if ( (gSetupData.TpmDeviceSelectionUpdate == 1) && (gPttInfoVariable.PTTState != gSetupData.TpmDeviceSelection) ) { + if ( gSetupData.TpmDeviceSelection == 1 ) { + PttHeciSetState(TRUE); + } else { + PttHeciSetState(FALSE); + } + gSetupData.TpmDeviceSelectionUpdate = 0; + + Status = gRT->SetVariable( + L"Setup", + &SetupGuid, + SetupVarAttr, + VariableSize, + &gSetupData ); + + Status = HeciSendCbmResetRequest (CBM_RR_REQ_ORIGIN_BIOS_POST, CBM_HRR_GLOBAL_RESET); + if( !EFI_ERROR(Status) ) { + EFI_DEADLOOP(); + } + } + } + + if ( gPttInfoVariable.PTTState ) { + gSetupData.TpmDeviceSelection = 1; + } else { + gSetupData.TpmDeviceSelection = 0; + } + + Status = gRT->SetVariable( + L"Setup", + &SetupGuid, + SetupVarAttr, + VariableSize, + &gSetupData ); + + if ( EFI_ERROR (Status) ) { + DEBUG((EFI_D_INFO, "[MeSetupDxe.c] : Failed to Set SetupVariable Status = %x\n", Status)); + return EFI_SUCCESS; + } + + DEBUG ((EFI_D_INFO, "[MeSetupDxe.c] : Entry End...\n")); + + return EFI_SUCCESS; +} +//************************************************************************* +//************************************************************************* +//** ** +//** (C)Copyright 1985-2010, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//************************************************************************* +//*************************************************************************
\ No newline at end of file |