Hob and Variable guid specify the platform memory type information.
Include/Guid/MemoryTypeInformation.h
GUID's Guid Name | GUID's Guid |
gEfiMemoryTypeInformationGuid | { 0x4C19049F, 0x4137, 0x4DD3, { 0x9C, 0x10, 0x8B, 0x97, 0xA8, 0x3F, 0xFD, 0xFA }} |
MdeModulePkg/Include/Guid/MemoryTypeInformation.h