//\r
SecCoreData.DataSize = (UINT16) sizeof (EFI_SEC_PEI_HAND_OFF);\r
SecCoreData.BootFirmwareVolumeBase = BootFirmwareVolume;\r
- SecCoreData.BootFirmwareVolumeSize = (UINTN)(0x100000000ULL - (UINTN) BootFirmwareVolume);\r
+ SecCoreData.BootFirmwareVolumeSize = (UINTN)((EFI_FIRMWARE_VOLUME_HEADER *) BootFirmwareVolume)->FvLength;\r
SecCoreData.TemporaryRamBase = (VOID*)(UINTN) TempRamBase;\r
SecCoreData.TemporaryRamSize = SizeOfRam;\r
SecCoreData.PeiTemporaryRamBase = SecCoreData.TemporaryRamBase;\r