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| author | Olivier Martin <olivier.martin@arm.com> | 2015-01-06 15:54:12 +0000 |
|---|---|---|
| committer | oliviermartin <oliviermartin@Edk2> | 2015-01-06 15:54:12 +0000 |
| commit | 5c2d456b9670cd8eeed1b06d3e50011598ade3b0 (patch) | |
| tree | 1a9afdf1d9868b93006cc4036160b15e48a73499 /ArmPlatformPkg/Bds | |
| parent | f2c730d3123c8952e2715b120e79c4ea20c73451 (diff) | |
| download | edk2-5c2d456b9670cd8eeed1b06d3e50011598ade3b0.tar.gz edk2-5c2d456b9670cd8eeed1b06d3e50011598ade3b0.tar.bz2 edk2-5c2d456b9670cd8eeed1b06d3e50011598ade3b0.zip | |
ArmPlatformPkg/Bds: Signal when the variable 'Fdt' has been updated
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16589 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPlatformPkg/Bds')
| -rw-r--r-- | ArmPlatformPkg/Bds/Bds.c | 1 | ||||
| -rw-r--r-- | ArmPlatformPkg/Bds/Bds.inf | 3 | ||||
| -rw-r--r-- | ArmPlatformPkg/Bds/BdsInternal.h | 15 | ||||
| -rw-r--r-- | ArmPlatformPkg/Bds/BootMenu.c | 19 |
4 files changed, 36 insertions, 2 deletions
diff --git a/ArmPlatformPkg/Bds/Bds.c b/ArmPlatformPkg/Bds/Bds.c index debc93218b..971ab07524 100644 --- a/ArmPlatformPkg/Bds/Bds.c +++ b/ArmPlatformPkg/Bds/Bds.c @@ -427,7 +427,6 @@ StartDefaultBootOnTimeout ( which is implementation-dependent.
**/
-STATIC
VOID
EFIAPI
EmptyCallbackFunction (
diff --git a/ArmPlatformPkg/Bds/Bds.inf b/ArmPlatformPkg/Bds/Bds.inf index c3de53c2bd..9872ce38ac 100644 --- a/ArmPlatformPkg/Bds/Bds.inf +++ b/ArmPlatformPkg/Bds/Bds.inf @@ -2,7 +2,7 @@ #
# Component description file for Bds module
#
-# Copyright (c) 2011-2014, ARM Ltd. All rights reserved.<BR>
+# Copyright (c) 2011-2015, ARM Ltd. All rights reserved.<BR>
#
# This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
@@ -53,6 +53,7 @@ gEfiEndOfDxeEventGroupGuid
gEfiFileSystemInfoGuid
gArmGlobalVariableGuid
+ gArmPlatformUpdateFdtEventGuid
[Protocols]
gEfiBdsArchProtocolGuid
diff --git a/ArmPlatformPkg/Bds/BdsInternal.h b/ArmPlatformPkg/Bds/BdsInternal.h index f14e28591a..95cc0b65c9 100644 --- a/ArmPlatformPkg/Bds/BdsInternal.h +++ b/ArmPlatformPkg/Bds/BdsInternal.h @@ -289,4 +289,19 @@ IsPrintableString ( OUT BOOLEAN *IsUnicode
);
+/**
+ An empty function to pass error checking of CreateEventEx ().
+
+ @param Event Event whose notification function is being invoked.
+ @param Context Pointer to the notification function's context,
+ which is implementation-dependent.
+
+**/
+VOID
+EFIAPI
+EmptyCallbackFunction (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ );
+
#endif /* _BDSINTERNAL_H_ */
diff --git a/ArmPlatformPkg/Bds/BootMenu.c b/ArmPlatformPkg/Bds/BootMenu.c index 04a2eee6f5..3676bf0245 100644 --- a/ArmPlatformPkg/Bds/BootMenu.c +++ b/ArmPlatformPkg/Bds/BootMenu.c @@ -15,6 +15,7 @@ #include "BdsInternal.h"
#include <Guid/ArmGlobalVariableHob.h>
+#include <Guid/ArmPlatformEvents.h>
extern BDS_LOAD_OPTION_SUPPORT *BdsLoadOptionSupportList;
@@ -834,6 +835,7 @@ UpdateFdtPath ( BDS_SUPPORTED_DEVICE *SupportedBootDevice;
EFI_DEVICE_PATH_PROTOCOL *FdtDevicePathNodes;
EFI_DEVICE_PATH_PROTOCOL *FdtDevicePath;
+ EFI_EVENT UpdateFdtEvent;
Status = SelectBootDevice (&SupportedBootDevice);
if (EFI_ERROR(Status)) {
@@ -873,6 +875,23 @@ UpdateFdtPath ( ASSERT_EFI_ERROR(Status);
}
+ if (!EFI_ERROR (Status)) {
+ //
+ // Signal FDT has been updated
+ //
+ Status = gBS->CreateEventEx (
+ EVT_NOTIFY_SIGNAL,
+ TPL_NOTIFY,
+ EmptyCallbackFunction,
+ NULL,
+ &gArmPlatformUpdateFdtEventGuid,
+ &UpdateFdtEvent
+ );
+ if (!EFI_ERROR (Status)) {
+ gBS->SignalEvent (UpdateFdtEvent);
+ }
+ }
+
EXIT:
if (Status == EFI_ABORTED) {
Print(L"\n");
|