diff options
Diffstat (limited to 'MdeModulePkg/Core/Dxe/FwVolBlock/FwVolBlock.c')
| -rw-r--r-- | MdeModulePkg/Core/Dxe/FwVolBlock/FwVolBlock.c | 38 |
1 files changed, 35 insertions, 3 deletions
diff --git a/MdeModulePkg/Core/Dxe/FwVolBlock/FwVolBlock.c b/MdeModulePkg/Core/Dxe/FwVolBlock/FwVolBlock.c index f44310f..523738d 100644 --- a/MdeModulePkg/Core/Dxe/FwVolBlock/FwVolBlock.c +++ b/MdeModulePkg/Core/Dxe/FwVolBlock/FwVolBlock.c @@ -4,7 +4,7 @@ It consumes FV HOBs and creates read-only Firmare Volume Block protocol
instances for each of them.
-Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -81,6 +81,7 @@ EFI_FW_VOL_BLOCK_DEVICE mFwVolBlock = { 0,
NULL,
0,
+ 0,
0
};
@@ -402,7 +403,31 @@ FwVolBlockGetBlockSize ( return EFI_SUCCESS;
}
+/**
+
+ Get FVB authentication status
+
+ @param FvbProtocol FVB protocol.
+ @return Authentication status.
+
+**/
+UINT32
+GetFvbAuthenticationStatus (
+ IN EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *FvbProtocol
+ )
+{
+ EFI_FW_VOL_BLOCK_DEVICE *FvbDevice;
+ UINT32 AuthenticationStatus;
+
+ AuthenticationStatus = 0;
+ FvbDevice = BASE_CR (FvbProtocol, EFI_FW_VOL_BLOCK_DEVICE, FwVolBlockInstance);
+ if (FvbDevice->Signature == FVB_DEVICE_SIGNATURE) {
+ AuthenticationStatus = FvbDevice->AuthenticationStatus;
+ }
+
+ return AuthenticationStatus;
+}
/**
This routine produces a firmware volume block protocol on a given
@@ -411,8 +436,10 @@ FwVolBlockGetBlockSize ( @param BaseAddress base address of the firmware volume image
@param Length length of the firmware volume image
@param ParentHandle handle of parent firmware volume, if this image
- came from an FV image file in another firmware
+ came from an FV image file and section in another firmware
volume (ala capsules)
+ @param AuthenticationStatus Authentication status inherited, if this image
+ came from an FV image file and section in another firmware volume.
@param FvProtocol Firmware volume block protocol produced.
@retval EFI_VOLUME_CORRUPTED Volume corrupted.
@@ -426,6 +453,7 @@ ProduceFVBProtocolOnBuffer ( IN EFI_PHYSICAL_ADDRESS BaseAddress,
IN UINT64 Length,
IN EFI_HANDLE ParentHandle,
+ IN UINT32 AuthenticationStatus,
OUT EFI_HANDLE *FvProtocol OPTIONAL
)
{
@@ -473,6 +501,9 @@ ProduceFVBProtocolOnBuffer ( FvbDev->BaseAddress = BaseAddress;
FvbDev->FvbAttributes = FwVolHeader->Attributes;
FvbDev->FwVolBlockInstance.ParentHandle = ParentHandle;
+ if (ParentHandle != NULL) {
+ FvbDev->AuthenticationStatus = AuthenticationStatus;
+ }
//
// Init the block caching fields of the device
@@ -587,7 +618,7 @@ FwVolBlockDriverInit ( //
// Produce an FVB protocol for it
//
- ProduceFVBProtocolOnBuffer (FvHob.FirmwareVolume->BaseAddress, FvHob.FirmwareVolume->Length, NULL, NULL);
+ ProduceFVBProtocolOnBuffer (FvHob.FirmwareVolume->BaseAddress, FvHob.FirmwareVolume->Length, NULL, 0, NULL);
FvHob.Raw = GET_NEXT_HOB (FvHob);
}
@@ -629,6 +660,7 @@ CoreProcessFirmwareVolume ( (EFI_PHYSICAL_ADDRESS) (UINTN) FvHeader,
(UINT64)Size,
NULL,
+ 0,
FVProtocolHandle
);
//
|