On 11/20/2018 8:13 PM, Leif Lindholm wrote:
> On Tue, Nov 20, 2018 at 05:01:46PM +0800, Ming Huang wrote:
>> Now that the generic Variable Runtime DXE code no longer
>> distinguishes between gEfiVariableGuid and
>> gEfiAuthenticatedVariableGuid in the varstore FV header.
>> We can relax the check in the flashFvb driver to accept
>> either GUID regardless of whether we are running a secure
>> boot capable build or not.
>
> We are still in a situation where D06 is not buildable with Secure
> Boot enabled though.
>
> If you build with -D SECURE_BOOT_ENABLE=TRUE, you still end up with
> /work/git/edk2-platforms/Platform/Hisilicon/D06/D06.dsc(...): error
> 4000: Instance of library class [PlatformSecureLib] is not found
> in
> [/work/git/edk2/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigDxe.inf]
> [AARCH64]
> consumed by module
> [/work/git/edk2/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigDxe.inf]
>
> And all Hisilicon platforms still use
> AuthVariableLib|MdeModulePkg/Library/AuthVariableLibNull/AuthVariableLibNull.inf
> regardless of Secure Boot setting.
>
> So what problem does this patch solve? A runtime one?
This patch solve bug in FlashFvbDxe. Should I add a patch before this patch
to solve build error with -D SECURE_BOOT_ENABLE=TRUE in v4?
Thanks.
>
> /
> Leif
>
>> Contributed-under: TianoCore Contribution Agreement 1.1
>> Signed-off-by: Ming Huang <ming.hu...@linaro.org>
>> ---
>> Silicon/Hisilicon/Drivers/FlashFvbDxe/FlashFvbDxe.inf | 1 +
>> Silicon/Hisilicon/Drivers/FlashFvbDxe/FlashFvbDxe.c | 5 +++--
>> 2 files changed, 4 insertions(+), 2 deletions(-)
>>
>> diff --git a/Silicon/Hisilicon/Drivers/FlashFvbDxe/FlashFvbDxe.inf
>> b/Silicon/Hisilicon/Drivers/FlashFvbDxe/FlashFvbDxe.inf
>> index f8be4741ef7c..a0226e0d87c0 100644
>> --- a/Silicon/Hisilicon/Drivers/FlashFvbDxe/FlashFvbDxe.inf
>> +++ b/Silicon/Hisilicon/Drivers/FlashFvbDxe/FlashFvbDxe.inf
>> @@ -44,6 +44,7 @@ [LibraryClasses]
>> UefiRuntimeLib
>>
>> [Guids]
>> + gEfiAuthenticatedVariableGuid
>> gEfiSystemNvDataFvGuid
>> gEfiVariableGuid
>>
>> diff --git a/Silicon/Hisilicon/Drivers/FlashFvbDxe/FlashFvbDxe.c
>> b/Silicon/Hisilicon/Drivers/FlashFvbDxe/FlashFvbDxe.c
>> index e18cc9e06ec2..12baed41cd4e 100644
>> --- a/Silicon/Hisilicon/Drivers/FlashFvbDxe/FlashFvbDxe.c
>> +++ b/Silicon/Hisilicon/Drivers/FlashFvbDxe/FlashFvbDxe.c
>> @@ -189,7 +189,7 @@ InitializeFvAndVariableStoreHeaders (
>> // VARIABLE_STORE_HEADER
>> //
>> VariableStoreHeader = (VARIABLE_STORE_HEADER*)((UINTN)Headers +
>> (UINTN)FirmwareVolumeHeader->HeaderLength);
>> - CopyGuid (&VariableStoreHeader->Signature, &gEfiVariableGuid);
>> + CopyGuid (&VariableStoreHeader->Signature,
>> &gEfiAuthenticatedVariableGuid);
>> VariableStoreHeader->Size = PcdGet32(PcdFlashNvStorageVariableSize) -
>> FirmwareVolumeHeader->HeaderLength;
>> VariableStoreHeader->Format = VARIABLE_STORE_FORMATTED;
>> VariableStoreHeader->State = VARIABLE_STORE_HEALTHY;
>> @@ -258,7 +258,8 @@ ValidateFvHeader (
>> VariableStoreHeader = (VARIABLE_STORE_HEADER*)((UINTN)FwVolHeader +
>> (UINTN)FwVolHeader->HeaderLength);
>>
>> // Check the Variable Store Guid
>> - if ( CompareGuid (&VariableStoreHeader->Signature, &gEfiVariableGuid)
>> == FALSE )
>> + if (!CompareGuid (&VariableStoreHeader->Signature, &gEfiVariableGuid) &&
>> + !CompareGuid (&VariableStoreHeader->Signature,
>> &gEfiAuthenticatedVariableGuid))
>> {
>> DEBUG ((EFI_D_ERROR, "ValidateFvHeader: Variable Store Guid
>> non-compatible\n"));
>> return EFI_NOT_FOUND;
>> --
>> 2.9.5
>>
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