diff options
Diffstat (limited to 'MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/SerialStatusCodeWorker.c')
| -rw-r--r-- | MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/SerialStatusCodeWorker.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/SerialStatusCodeWorker.c b/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/SerialStatusCodeWorker.c index 0b98e7ec63..348f55edba 100644 --- a/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/SerialStatusCodeWorker.c +++ b/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/SerialStatusCodeWorker.c @@ -151,6 +151,16 @@ SerialStatusCodeReportWorker ( //
SerialPortWrite ((UINT8 *) Buffer, CharCount);
+ //
+ // If register an unregister function of gEfiEventExitBootServicesGuid,
+ // then some log called in ExitBootServices() will be lost,
+ // so unregister the handler after receive the value of exit boot service.
+ //
+ if ((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_PROGRESS_CODE &&
+ Value == (EFI_SOFTWARE_EFI_BOOT_SERVICE | EFI_SW_BS_PC_EXIT_BOOT_SERVICES)) {
+ UnregisterSerialBootTimeHandlers();
+ }
+
return EFI_SUCCESS;
}
|