X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=UefiCpuPkg%2FSecCore%2FSecMain.c;fp=UefiCpuPkg%2FSecCore%2FSecMain.c;h=c241d3704af72b9702b15fbcc277358aa195d678;hp=173bbfcfcba45767db3eacdc5fd60f5ae00dcd2c;hb=f01629596986d50038a8dbbd4471d034cbc01234;hpb=3ff8b0c2bdb2b89508c2724b5d43e2e21d35c770

diff --git a/UefiCpuPkg/SecCore/SecMain.c b/UefiCpuPkg/SecCore/SecMain.c
index 173bbfcfcb..c241d3704a 100644
--- a/UefiCpuPkg/SecCore/SecMain.c
+++ b/UefiCpuPkg/SecCore/SecMain.c
@@ -189,7 +189,7 @@ SecStartup (
   //
   SecCoreData.DataSize               = (UINT16) sizeof (EFI_SEC_PEI_HAND_OFF);
   SecCoreData.BootFirmwareVolumeBase = BootFirmwareVolume;
-  SecCoreData.BootFirmwareVolumeSize = (UINTN)(0x100000000ULL - (UINTN) BootFirmwareVolume);
+  SecCoreData.BootFirmwareVolumeSize = (UINTN)((EFI_FIRMWARE_VOLUME_HEADER *) BootFirmwareVolume)->FvLength;
   SecCoreData.TemporaryRamBase       = (VOID*)(UINTN) TempRamBase;
   SecCoreData.TemporaryRamSize       = SizeOfRam;
   SecCoreData.PeiTemporaryRamBase    = SecCoreData.TemporaryRamBase;