/**
The entry point for TrEE configuration driver.
@param FileHandle Handle of the file being invoked.
@param PeiServices Describes the list of possible PEI Services.
@retval EFI_SUCCES Convert variable to PCD successfully.
@retval Others Fail to convert variable to PCD.
**/
EFI_STATUS
EFIAPI
TrEEConfigPeimEntryPoint (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
UINTN Size;
EFI_STATUS Status;
EFI_PEI_READ_ONLY_VARIABLE2_PPI *VariablePpi;
TREE_CONFIGURATION TrEEConfiguration;
UINTN Index;
UINT8 TpmDevice;
Status = PeiServicesLocatePpi (&gEfiPeiReadOnlyVariable2PpiGuid, 0, NULL, (VOID **) &VariablePpi);
ASSERT_EFI_ERROR (Status);
Size = sizeof(TrEEConfiguration);
Status = VariablePpi->GetVariable (
VariablePpi,
TREE_STORAGE_NAME,
&gTrEEConfigFormSetGuid,
NULL,
&Size,
&TrEEConfiguration
);
if (EFI_ERROR (Status)) {
//
// Variable not ready, set default value
//
TrEEConfiguration.TpmDevice = TPM_DEVICE_DEFAULT;
}
//
// Validation
//
if (TrEEConfiguration.TpmDevice > TPM_DEVICE_MAX) {
TrEEConfiguration.TpmDevice = TPM_DEVICE_DEFAULT;
}
//
// Although we have SetupVariable info, we still need detect TPM device manually.
//
DEBUG ((EFI_D_ERROR, "TrEEConfiguration.TpmDevice from Setup: %x\n", TrEEConfiguration.TpmDevice));
if (PcdGetBool (PcdTpmAutoDetection)) {
TpmDevice = DetectTpmDevice (TrEEConfiguration.TpmDevice);
DEBUG ((EFI_D_ERROR, "TrEEConfiguration.TpmDevice final: %x\n", TpmDevice));
TrEEConfiguration.TpmDevice = TpmDevice;
}
//
// Convert variable to PCD.
// This is work-around because there is no gurantee DynamicHiiPcd can return correct value in DXE phase.
// Using DynamicPcd instead.
//
for (Index = 0; Index < sizeof(mTpmInstanceId)/sizeof(mTpmInstanceId[0]); Index++) {
if (TrEEConfiguration.TpmDevice == mTpmInstanceId[Index].TpmDevice) {
Size = sizeof(mTpmInstanceId[Index].TpmInstanceGuid);
PcdSetPtr (PcdTpmInstanceGuid, &Size, &mTpmInstanceId[Index].TpmInstanceGuid);
DEBUG ((EFI_D_ERROR, "TrEEConfiguration.TpmDevice PCD: %g\n", &mTpmInstanceId[Index].TpmInstanceGuid));
break;
}
}
//
// Selection done
//
Status = PeiServicesInstallPpi (&gTpmSelectedPpi);
ASSERT_EFI_ERROR (Status);
return Status;
}
/**
This is the entry point of PEIM
@param[in] FileHandle Handle of the file being invoked.
@param[in] PeiServices Describes the list of possible PEI Services.
@retval EFI_SUCCESS If it is completed successfully.
**/
EFI_STATUS
EFIAPI
PeiInitPlatform (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
EFI_STATUS Status = EFI_SUCCESS;
UINTN Size;
SYSTEM_CONFIGURATION SystemConfiguration;
//
// Get setup variable. This can only be done after BootMode is updated
//
Status = GetSetupVariable (PeiServices, &SystemConfiguration);
Size = sizeof(SYSTEM_CONFIGURATION);
if(EFI_ERROR(Status)){
//
// For OC solution, there is no setup variable, so set the SystemConfiguration with default value.
//
CopyMem(&SystemConfiguration, &gDefaultSystemConfiguration,Size);
//
// Update the values according to PCD settings
//
//
// Platform
//
SystemConfiguration.TurboModeEnable = PcdGet8(PcdTurboMode);
//
// South Complex
//
SystemConfiguration.SccSdcardEnabled = PcdGet8(PcdSdcardMode);
SystemConfiguration.LpssHsuart0Enabled = PcdGet8(PcdEnableHsuart0);
SystemConfiguration.LpssHsuart1Enabled = PcdGet8(PcdEnableHsuart1);
SystemConfiguration.PchAzalia = PcdGet8(PcdEnableAzalia);
SystemConfiguration.PchSata = PcdGet8(PcdEnableSata);
SystemConfiguration.PchUsb30Mode = PcdGet8(PcdEnableXhci);
SystemConfiguration.PchLpeEnabled = PcdGet8(PcdEnableLpe);
SystemConfiguration.LpssDma0Enabled = PcdGet8(PcdEnableDma0);
SystemConfiguration.LpssDma1Enabled = PcdGet8(PcdEnableDma1);
SystemConfiguration.LpssI2C0Enabled = PcdGet8(PcdEnableI2C0);
SystemConfiguration.LpssI2C1Enabled = PcdGet8(PcdEnableI2C1);
SystemConfiguration.LpssI2C2Enabled = PcdGet8(PcdEnableI2C2);
SystemConfiguration.LpssI2C3Enabled = PcdGet8(PcdEnableI2C3);
SystemConfiguration.LpssI2C4Enabled = PcdGet8(PcdEnableI2C4);
SystemConfiguration.LpssI2C5Enabled = PcdGet8(PcdEnableI2C5);
SystemConfiguration.LpssI2C6Enabled = PcdGet8(PcdEnableI2C6);
SystemConfiguration.ScceMMCEnabled = PcdGet8(PcdEmmcMode);
SystemConfiguration.SataInterfaceSpeed = PcdGet8(PcdSataInterfaceSpeed);
SystemConfiguration.ISPEn = PcdGet8(ISPEnable);
SystemConfiguration.ISPDevSel = PcdGet8(ISPPciDevConfig);
SystemConfiguration.PchSata = PcdGet8(PcdEnableSata);
SystemConfiguration.MrcDvfsEnable = PcdGet8(PcdDvfsEnable);
SystemConfiguration.PnpSettings = PcdGet8(PcdPnpSettings);
//
// North Complex
//
SystemConfiguration.GTTSize = PcdGet8(PcdGttSize);
SystemConfiguration.IgdApertureSize = PcdGet8(PcdApertureSize);
SystemConfiguration.IgdDvmt50PreAlloc = PcdGet8(PcdIgdDvmt50PreAlloc);
SystemConfiguration.TSEGSizeSel = (UINT8)PcdGet16(PcdMrcInitTsegSize);
DEBUG ((EFI_D_INFO, "PeiInitPlatform(): GetSetupVariable returns EFI_NOT_FOUND!! \n"));
}else {
// Chipsec: Go thrugh all setup items is corrupted one by one
CheckSetupVarItem(&SystemConfiguration);
}
PcdSetPtr (PcdSystemConfiguration, &Size, &SystemConfiguration);
DEBUG ((EFI_D_INFO, "PcdSystemConfiguration size - 0x%x\n", LibPcdGetExSize(&gEfiEdkIIPlatformTokenSpaceGuid, PcdTokenEx(&gEfiEdkIIPlatformTokenSpaceGuid, PcdSystemConfiguration)) ));
//
// Initialize Stall PPIs
//
Status = (*PeiServices)->InstallPpi (PeiServices, &mInstallStallPpi[0]);
ASSERT_EFI_ERROR (Status);
Status = (*PeiServices)->NotifyPpi (PeiServices, &mMemoryDiscoveredNotifyList[0]);
ASSERT_EFI_ERROR (Status);
Status = (*PeiServices)->NotifyPpi (PeiServices, &mEndOfPeiNotifyList[0]);
ASSERT_EFI_ERROR (Status);
//
// Start board detection
//
Status = PeiServicesInstallPpi (mBoardDetectionStartPpi);
ASSERT_EFI_ERROR (Status);
//
// Set the new boot mode for MRC
//
Status = UpdateBootMode (PeiServices);
ASSERT_EFI_ERROR (Status);
return Status;
}
