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From 760f1cafdd689beedc8418ab89e856b54296389c Mon Sep 17 00:00:00 2001
From: CoolStar <coolstarorganization@gmail.com>
Date: Sun, 4 Dec 2016 12:07:30 -0800
Subject: [PATCH] CorebootBdsLib: Call End of DXE event to allow booting 3rd
party efi binaries.
---
.../Library/CorebootBdsLib/BdsPlatform.c | 42 ++++++++++++++++++++++
.../Library/CorebootBdsLib/PlatformBds.inf | 1 +
2 files changed, 43 insertions(+)
diff --git a/CorebootModulePkg/Library/CorebootBdsLib/BdsPlatform.c b/CorebootModulePkg/Library/CorebootBdsLib/BdsPlatform.c
index b6253a17f8..cf3e5320cb 100644
--- a/CorebootModulePkg/Library/CorebootBdsLib/BdsPlatform.c
+++ b/CorebootModulePkg/Library/CorebootBdsLib/BdsPlatform.c
@@ -1129,6 +1129,46 @@ Returns:
Status = BaseMemoryTest (MemoryTestLevel);
}
+VOID
+EFIAPI
+InternalBdsEmptyCallbackFuntion (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ )
+{
+ return;
+}
+
+VOID
+InstallReadyToLock (
+ VOID
+ )
+{
+ EFI_STATUS Status;
+ EFI_EVENT EndOfDxeEvent;
+
+ DEBUG((DEBUG_INFO,"InstallReadyToLock entering......\n"));
+ //
+ // Inform the SMM infrastructure that we're entering BDS and may run 3rd party code hereafter
+ // Since PI1.2.1, we need signal EndOfDxe as ExitPmAuth
+ //
+ Status = gBS->CreateEventEx (
+ EVT_NOTIFY_SIGNAL,
+ TPL_CALLBACK,
+ InternalBdsEmptyCallbackFuntion,
+ NULL,
+ &gEfiEndOfDxeEventGroupGuid,
+ &EndOfDxeEvent
+ );
+ ASSERT_EFI_ERROR (Status);
+ gBS->SignalEvent (EndOfDxeEvent);
+ gBS->CloseEvent (EndOfDxeEvent);
+ DEBUG((DEBUG_INFO,"All EndOfDxe callbacks have returned successfully\n"));
+
+ DEBUG((DEBUG_INFO,"InstallReadyToLock end\n"));
+ return;
+}
+
VOID
EFIAPI
PlatformBdsPolicyBehavior (
@@ -1164,6 +1204,8 @@ Returns:
EFI_INPUT_KEY Key;
EFI_BOOT_MODE BootMode;
+ InstallReadyToLock();
+
//
// Init the time out value
//
diff --git a/CorebootModulePkg/Library/CorebootBdsLib/PlatformBds.inf b/CorebootModulePkg/Library/CorebootBdsLib/PlatformBds.inf
index 578c74afae..992bd846bd 100644
--- a/CorebootModulePkg/Library/CorebootBdsLib/PlatformBds.inf
+++ b/CorebootModulePkg/Library/CorebootBdsLib/PlatformBds.inf
@@ -58,6 +58,7 @@
gEfiSmbiosTableGuid
gEfiAcpiTableGuid
gLdrMemoryDescriptorGuid
+ gEfiEndOfDxeEventGroupGuid
[Pcd]
gEfiMdePkgTokenSpaceGuid.PcdPlatformBootTimeOut
--
2.13.2.725.g09c95d1e9-goog
|
