Re: [edk2] [PATCH 03/13] MdeModulePkg: Add a PCD to indicate Standalone MM supports secure variable
On Fri, 14 Dec 2018 at 13:13, Jagadeesh Ujja wrote: > > Add a flag that indicates whether Standalone MM mode supports > secure storage of variables. > Why? And why does it need to reside in MdeModulePkg? > Contributed-under: TianoCore Contribution Agreement 1.1 > Signed-off-by: Jagadeesh Ujja > --- > MdeModulePkg/MdeModulePkg.dec | 5 + > 1 file changed, 5 insertions(+) > > diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec > index 41d2b04..badea4a 100644 > --- a/MdeModulePkg/MdeModulePkg.dec > +++ b/MdeModulePkg/MdeModulePkg.dec > @@ -1041,6 +1041,11 @@ ># @Prompt Enable UEFI Stack Guard. >gEfiMdeModulePkgTokenSpaceGuid.PcdCpuStackGuard|FALSE|BOOLEAN|0x30001055 > > + ## This flag indicates secure variable functionality is implemented by > Standalone MM > + # TRUE - Secure variable storage supported by Standalone MM code. > + # FALSE - Standalone MM code does not support secure storage of variables > + > gEfiMdeModulePkgTokenSpaceGuid.PcdStandaloneMmVariableEnabled|FALSE|BOOLEAN|0x30001056 > + > [PcdsFixedAtBuild, PcdsPatchableInModule] >## Dynamic type PCD can be registered callback function for Pcd setting > action. ># PcdMaxPeiPcdCallBackNumberPerPcdEntry indicates the maximum number of > callback function > -- > 2.7.4 > ___ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel
[edk2] [PATCH 03/13] MdeModulePkg: Add a PCD to indicate Standalone MM supports secure variable
Add a flag that indicates whether Standalone MM mode supports secure storage of variables. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Jagadeesh Ujja --- MdeModulePkg/MdeModulePkg.dec | 5 + 1 file changed, 5 insertions(+) diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec index 41d2b04..badea4a 100644 --- a/MdeModulePkg/MdeModulePkg.dec +++ b/MdeModulePkg/MdeModulePkg.dec @@ -1041,6 +1041,11 @@ # @Prompt Enable UEFI Stack Guard. gEfiMdeModulePkgTokenSpaceGuid.PcdCpuStackGuard|FALSE|BOOLEAN|0x30001055 + ## This flag indicates secure variable functionality is implemented by Standalone MM + # TRUE - Secure variable storage supported by Standalone MM code. + # FALSE - Standalone MM code does not support secure storage of variables + gEfiMdeModulePkgTokenSpaceGuid.PcdStandaloneMmVariableEnabled|FALSE|BOOLEAN|0x30001056 + [PcdsFixedAtBuild, PcdsPatchableInModule] ## Dynamic type PCD can be registered callback function for Pcd setting action. # PcdMaxPeiPcdCallBackNumberPerPcdEntry indicates the maximum number of callback function -- 2.7.4 ___ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel
