struct _EFI_FIRMWARE_INFORMATION {
unsigned long FirmwareVersion;/* 0x0 4 */
long SetVirtualAddressMapStatus;/* 0x8 4 */
unsigned long MissedMappingsCount;/* 0xc 4 */
void* EfiMemoryMap;/* 0x18 4 */
unsigned long EfiMemoryMapSize;/* 0x1c 4 */
unsigned long EfiMemoryMapDescriptorSize;/* 0x20 4 */
};