OvmfPkg: PlatformBdsLib: signal gRootBridgesConnectedEventGroupGuid

[mirror_edk2.git] / OvmfPkg / Library / PlatformBdsLib / BdsPlatform.c

diff --git a/OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c b/OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c
index 4a2f7f332d34f85221f1e5dd0bb8f4f6cc7e92a7..0bc02baf0371818528c656645fc03b71173768af 100644 (file)
--- a/OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c
+++ b/OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c
@@ -13,6 +13,7 @@
 **/\r
 \r
 #include "BdsPlatform.h"\r
+#include <Guid/RootBridgesConnectedEventGroup.h>\r
 #include <Library/QemuBootOrderLib.h>\r
 \r
 \r
@@ -1244,6 +1245,11 @@ Returns:
   VisitAllInstancesOfProtocol (&gEfiPciRootBridgeIoProtocolGuid,\r
     ConnectRootBridge, NULL);\r
 \r
+  //\r
+  // Signal the ACPI platform driver that it can download QEMU ACPI tables.\r
+  //\r
+  EfiEventGroupSignal (&gRootBridgesConnectedEventGroupGuid);\r
+\r
   //\r
   // We can't signal End-of-Dxe earlier than this. Namely, End-of-Dxe triggers\r
   // the preparation of S3 system information. That logic has a hard dependency\r