/**
Perform Platform PEI initialization.
@param FileHandle Handle of the file being invoked.
@param PeiServices Describes the list of possible PEI Services.
@return EFI_SUCCESS The PEIM initialized successfully.
**/
EFI_STATUS
EFIAPI
InitializePlatform (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
EFI_STATUS Status;
EFI_PHYSICAL_ADDRESS TopOfMemory;
BOOLEAN Xen;
DEBUG ((EFI_D_ERROR, "Platform PEIM Loaded\n"));
DebugDumpCmos ();
TopOfMemory = MemDetect ();
Status = InitializeXen ();
Xen = EFI_ERROR (Status) ? FALSE : TRUE;
ReserveEmuVariableNvStore ();
PeiFvInitialization ();
MemMapInitialization (TopOfMemory);
MiscInitialization (Xen);
BootModeInitialization ();
return EFI_SUCCESS;
}
/**
Perform Platform PEI initialization.
@param FileHandle Handle of the file being invoked.
@param PeiServices Describes the list of possible PEI Services.
@return EFI_SUCCESS The PEIM initialized successfully.
**/
EFI_STATUS
EFIAPI
InitializePlatform (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
EFI_PHYSICAL_ADDRESS TopOfMemory;
UINT32 XenLeaf;
TopOfMemory = 0;
DEBUG ((EFI_D_ERROR, "Platform PEIM Loaded\n"));
DebugDumpCmos ();
XenLeaf = XenDetect ();
if (XenLeaf != 0) {
PublishPeiMemory ();
PcdSetBool (PcdPciDisableBusEnumeration, TRUE);
} else {
TopOfMemory = MemDetect ();
}
if (XenLeaf != 0) {
DEBUG ((EFI_D_INFO, "Xen was detected\n"));
InitializeXen (XenLeaf);
}
ReserveEmuVariableNvStore ();
PeiFvInitialization ();
if (XenLeaf != 0) {
XenMemMapInitialization ();
} else {
MemMapInitialization (TopOfMemory);
}
MiscInitialization ();
BootModeInitialization ();
return EFI_SUCCESS;
}