diff options
| -rw-r--r-- | ArmPlatformPkg/Bds/Bds.inf | 2 | ||||
| -rw-r--r-- | ArmPlatformPkg/Bds/BootOptionSupport.c | 55 |
2 files changed, 45 insertions, 12 deletions
diff --git a/ArmPlatformPkg/Bds/Bds.inf b/ArmPlatformPkg/Bds/Bds.inf index a3efb6f4a..5a2f86bf8 100644 --- a/ArmPlatformPkg/Bds/Bds.inf +++ b/ArmPlatformPkg/Bds/Bds.inf @@ -61,6 +61,8 @@ gEfiPxeBaseCodeProtocolGuid
gEfiSimpleNetworkProtocolGuid
gEfiDevicePathToTextProtocolGuid
+ gEfiFirmwareVolumeBlockProtocolGuid
+ gEfiFirmwareVolumeBlock2ProtocolGuid
[Pcd]
gArmPlatformTokenSpaceGuid.PcdFirmwareVendor
diff --git a/ArmPlatformPkg/Bds/BootOptionSupport.c b/ArmPlatformPkg/Bds/BootOptionSupport.c index 6dc2ed653..ee4281855 100644 --- a/ArmPlatformPkg/Bds/BootOptionSupport.c +++ b/ArmPlatformPkg/Bds/BootOptionSupport.c @@ -18,6 +18,7 @@ #include <Protocol/BlockIo.h>
#include <Protocol/DevicePathToText.h>
+#include <Protocol/FirmwareVolumeBlock.h>
#include <Protocol/PxeBaseCode.h>
#include <Protocol/SimpleFileSystem.h>
#include <Protocol/SimpleNetwork.h>
@@ -530,17 +531,19 @@ BdsLoadOptionMemMapList ( IN OUT LIST_ENTRY* BdsLoadOptionList
)
{
- EFI_STATUS Status;
- UINTN HandleCount;
- EFI_HANDLE *HandleBuffer;
- UINTN DevicePathHandleCount;
- EFI_HANDLE *DevicePathHandleBuffer;
- BOOLEAN IsParent;
- UINTN Index;
- UINTN Index2;
- BDS_SUPPORTED_DEVICE *SupportedDevice;
- EFI_DEVICE_PATH_PROTOCOL* DevicePathProtocol;
- EFI_DEVICE_PATH* DevicePath;
+ EFI_STATUS Status;
+ UINTN HandleCount;
+ EFI_HANDLE *HandleBuffer;
+ UINTN DevicePathHandleCount;
+ EFI_HANDLE *DevicePathHandleBuffer;
+ BOOLEAN IsParent;
+ UINTN Index;
+ UINTN Index2;
+ BDS_SUPPORTED_DEVICE *SupportedDevice;
+ EFI_DEVICE_PATH_PROTOCOL* DevicePathProtocol;
+ EFI_DEVICE_PATH* DevicePath;
+ EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *FileProtocol;
+ EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *FvbProtocol;
// List all the BlockIo Protocols
Status = gBS->LocateHandleBuffer (ByProtocol, &gEfiBlockIoProtocolGuid, NULL, &HandleCount, &HandleBuffer);
@@ -549,7 +552,35 @@ BdsLoadOptionMemMapList ( }
for (Index = 0; Index < HandleCount; Index++) {
- // We only select the handle WITH a Device Path AND not part of Media (to avoid duplication with HardDisk, CDROM, etc)
+ // We only select handles WITH a Device Path AND not part of Media (to
+ // avoid duplication with HardDisk, CDROM, etc). Skip handles used by
+ // Simple Filesystem or used for Variable Storage.
+
+
+ Status = gBS->HandleProtocol (HandleBuffer[Index],
+ &gEfiSimpleFileSystemProtocolGuid,
+ (VOID *)&FileProtocol);
+ if (!EFI_ERROR(Status)) {
+ // SimpleFilesystem supported on this handle, skip
+ continue;
+ }
+
+ Status = gBS->HandleProtocol (HandleBuffer[Index],
+ &gEfiFirmwareVolumeBlockProtocolGuid,
+ (VOID *)&FvbProtocol);
+ if (!EFI_ERROR(Status)) {
+ // Firmware Volme Block / Variable storage supported on this handle, skip
+ continue;
+ }
+
+ Status = gBS->HandleProtocol (HandleBuffer[Index],
+ &gEfiFirmwareVolumeBlock2ProtocolGuid,
+ (VOID *)&FvbProtocol);
+ if (!EFI_ERROR(Status)) {
+ // Firmware Volme Block / Variable storage supported on this handle, skip
+ continue;
+ }
+
Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiDevicePathProtocolGuid, (VOID **)&DevicePathProtocol);
if (!EFI_ERROR(Status)) {
// BlockIo is not part of Media Device Path
|