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authorLaszlo Ersek <lersek@redhat.com>2016-03-13 18:08:26 +0100
committerLaszlo Ersek <lersek@redhat.com>2016-03-23 17:38:12 +0100
commit0f6ff51d88db8bcceb42a71344346f842253f0df (patch)
tree4b032a54458f3b0af34e1f00e2015f2772abe849
parent9116c9c5d885cdd6ce7c0013a558b86e27dd6b90 (diff)
downloadedk2-platforms-0f6ff51d88db8bcceb42a71344346f842253f0df.tar.xz
OvmfPkg: PlatformBdsLib: signal gRootBridgesConnectedEventGroupGuid
The explanation is in the patch titled OvmfPkg: introduce gRootBridgesConnectedEventGroupGuid At this point, this signal doesn't do anything yet. Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org> Cc: Jordan Justen <jordan.l.justen@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Laszlo Ersek <lersek@redhat.com> Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
-rw-r--r--OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c6
-rw-r--r--OvmfPkg/Library/PlatformBdsLib/PlatformBdsLib.inf1
2 files changed, 7 insertions, 0 deletions
diff --git a/OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c b/OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c
index 4a2f7f332d..0bc02baf03 100644
--- a/OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c
+++ b/OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c
@@ -13,6 +13,7 @@
**/
#include "BdsPlatform.h"
+#include <Guid/RootBridgesConnectedEventGroup.h>
#include <Library/QemuBootOrderLib.h>
@@ -1245,6 +1246,11 @@ Returns:
ConnectRootBridge, NULL);
//
+ // Signal the ACPI platform driver that it can download QEMU ACPI tables.
+ //
+ EfiEventGroupSignal (&gRootBridgesConnectedEventGroupGuid);
+
+ //
// We can't signal End-of-Dxe earlier than this. Namely, End-of-Dxe triggers
// the preparation of S3 system information. That logic has a hard dependency
// on the presence of the FACS ACPI table. Since our ACPI tables are only
diff --git a/OvmfPkg/Library/PlatformBdsLib/PlatformBdsLib.inf b/OvmfPkg/Library/PlatformBdsLib/PlatformBdsLib.inf
index ab5468368d..6a04b45803 100644
--- a/OvmfPkg/Library/PlatformBdsLib/PlatformBdsLib.inf
+++ b/OvmfPkg/Library/PlatformBdsLib/PlatformBdsLib.inf
@@ -70,3 +70,4 @@
[Guids]
gEfiEndOfDxeEventGroupGuid
+ gRootBridgesConnectedEventGroupGuid