if (PageDirectoryPointerEntry == NULL) {\r
PageDirectoryPointerEntry = AllocatePageTableMemory (1);\r
ASSERT(PageDirectoryPointerEntry != NULL);\r
ZeroMem (PageDirectoryPointerEntry, EFI_PAGES_TO_SIZE(1));\r
\r
if (PageDirectoryPointerEntry == NULL) {\r
PageDirectoryPointerEntry = AllocatePageTableMemory (1);\r
ASSERT(PageDirectoryPointerEntry != NULL);\r
ZeroMem (PageDirectoryPointerEntry, EFI_PAGES_TO_SIZE(1));\r
\r