/**
Main entry for PCD DXE driver.
This routine initialize the PCD database and install PCD_PROTOCOL.
@param ImageHandle Image handle for PCD DXE driver.
@param SystemTable Pointer to SystemTable.
@return Status of gBS->InstallProtocolInterface()
**/
EFI_STATUS
EFIAPI
PcdDxeInit (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
//
// Make sure the Pcd Protocol is not already installed in the system
//
ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gPcdProtocolGuid);
BuildPcdDxeDataBase ();
//
// Install PCD_PROTOCOL to handle dynamic type PCD
// Install EFI_PCD_PROTOCOL to handle dynamicEx type PCD
//
Status = gBS->InstallMultipleProtocolInterfaces (
&mPcdHandle,
&gPcdProtocolGuid, &mPcdInstance,
&gEfiPcdProtocolGuid, &mEfiPcdInstance,
NULL
);
ASSERT_EFI_ERROR (Status);
return Status;
}
/**
Main entry for PCD DXE driver.
This routine initialize the PCD database and install PCD_PROTOCOL.
@param ImageHandle Image handle for PCD DXE driver.
@param SystemTable Pointer to SystemTable.
@return Status of gBS->InstallProtocolInterface()
**/
EFI_STATUS
EFIAPI
PcdDxeInit (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
VOID *Registration;
//
// Make sure the Pcd Protocol is not already installed in the system
//
ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gPcdProtocolGuid);
BuildPcdDxeDataBase ();
//
// Install PCD_PROTOCOL to handle dynamic type PCD
// Install EFI_PCD_PROTOCOL to handle dynamicEx type PCD
//
Status = gBS->InstallMultipleProtocolInterfaces (
&mPcdHandle,
&gPcdProtocolGuid, &mPcdInstance,
&gEfiPcdProtocolGuid, &mEfiPcdInstance,
NULL
);
ASSERT_EFI_ERROR (Status);
//
// Install GET_PCD_INFO_PROTOCOL to handle dynamic type PCD
// Install EFI_GET_PCD_INFO_PROTOCOL to handle dynamicEx type PCD
//
Status = gBS->InstallMultipleProtocolInterfaces (
&mPcdHandle,
&gGetPcdInfoProtocolGuid, &mGetPcdInfoInstance,
&gEfiGetPcdInfoProtocolGuid, &mEfiGetPcdInfoInstance,
NULL
);
ASSERT_EFI_ERROR (Status);
//
// Register callback function upon VariableLockProtocol
// to lock the variables referenced by DynamicHii PCDs with RO property set in *.dsc.
//
EfiCreateProtocolNotifyEvent (
&gEdkiiVariableLockProtocolGuid,
TPL_CALLBACK,
VariableLockCallBack,
NULL,
&Registration
);
return Status;
}
/**
Main entry for PCD DXE driver.
This routine initialize the PCD database and install PCD_PROTOCOL.
@param ImageHandle Image handle for PCD DXE driver.
@param SystemTable Pointer to SystemTable.
@return Status of gBS->InstallProtocolInterface()
**/
EFI_STATUS
EFIAPI
PcdDxeInit (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
//
// Make sure the Pcd Protocol is not already installed in the system
//
ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gPcdProtocolGuid);
BuildPcdDxeDataBase ();
//
// Install PCD_PROTOCOL to handle dynamic type PCD
// Install EFI_PCD_PROTOCOL to handle dynamicEx type PCD
//
Status = gBS->InstallMultipleProtocolInterfaces (
&mPcdHandle,
&gPcdProtocolGuid, &mPcdInstance,
&gEfiPcdProtocolGuid, &mEfiPcdInstance,
NULL
);
ASSERT_EFI_ERROR (Status);
//
// Only install PcdInfo PROTOCOL when PCD info content is present.
//
if (mPcdDatabase.DxeDb->PcdNameTableOffset != 0) {
//
// Install GET_PCD_INFO_PROTOCOL to handle dynamic type PCD
// Install EFI_GET_PCD_INFO_PROTOCOL to handle dynamicEx type PCD
//
Status = gBS->InstallMultipleProtocolInterfaces (
&mPcdHandle,
&gGetPcdInfoProtocolGuid, &mGetPcdInfoInstance,
&gEfiGetPcdInfoProtocolGuid, &mEfiGetPcdInfoInstance,
NULL
);
ASSERT_EFI_ERROR (Status);
}
return Status;
}