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From: "Ard Biesheuvel" <ardb@kernel.org>
To: devel@edk2.groups.io, kraxel@redhat.com
Cc: Sebastien Boeuf <sebastien.boeuf@intel.com>,
	Pawel Polawski <ppolawsk@redhat.com>,
	 Ard Biesheuvel <ardb+tianocore@kernel.org>,
	Jiewen Yao <jiewen.yao@intel.com>,
	 Jordan Justen <jordan.l.justen@intel.com>,
	Oliver Steffen <osteffen@redhat.com>
Subject: Re: [edk2-devel] [PATCH v2 1/1] OvmfPkg: replace SECURE_BOOT_FEATURE_ENABLED with PcdSecureBootSupported
Date: Thu, 4 May 2023 15:57:44 +0200	[thread overview]
Message-ID: <CAMj1kXEFBBJ9XsRSVtNRp0vrnQ6HwuV6cqhetwKaDFYiyTjDNA@mail.gmail.com> (raw)
In-Reply-To: <hhoumho7imjfcya2eg2ry67zovusgk4xljwhgusrt67lsbcrfe@ovlekjqwkw53>

On Thu, 4 May 2023 at 12:09, Gerd Hoffmann <kraxel@redhat.com> wrote:
>
> Ping.
>

Queued up now - thanks.

> On Fri, Apr 21, 2023 at 08:55:44AM +0200, Gerd Hoffmann wrote:
> > Drop the '-D SECURE_BOOT_FEATURE_ENABLED' compile time option,
> > use a new FeaturePcd instead.
> >
> > Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
> > ---
> >  OvmfPkg/OvmfPkg.dec                             |  3 +++
> >  OvmfPkg/CloudHv/CloudHvX64.dsc                  | 10 +---------
> >  OvmfPkg/IntelTdx/IntelTdxX64.dsc                | 10 +---------
> >  OvmfPkg/Microvm/MicrovmX64.dsc                  | 10 +---------
> >  OvmfPkg/OvmfPkgIa32.dsc                         | 10 +---------
> >  OvmfPkg/OvmfPkgIa32X64.dsc                      | 10 +---------
> >  OvmfPkg/OvmfPkgX64.dsc                          | 10 +---------
> >  OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf |  2 ++
> >  OvmfPkg/PlatformPei/PlatformPei.inf             |  1 +
> >  OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c   | 11 ++++-------
> >  OvmfPkg/PlatformPei/Platform.c                  |  7 ++++---
> >  11 files changed, 20 insertions(+), 64 deletions(-)
> >
> > diff --git a/OvmfPkg/OvmfPkg.dec b/OvmfPkg/OvmfPkg.dec
> > index 749fbd3b6bf4..03ae29e7b034 100644
> > --- a/OvmfPkg/OvmfPkg.dec
> > +++ b/OvmfPkg/OvmfPkg.dec
> > @@ -488,6 +488,9 @@ [PcdsFeatureFlag]
> >    #  used by OVMF, the varstore pflash chip, LockBox etc).
> >    gUefiOvmfPkgTokenSpaceGuid.PcdSmmSmramRequire|FALSE|BOOLEAN|0x1e
> >
> > +  ## This feature flag indicates the firmware build supports secure boot.
> > +  gUefiOvmfPkgTokenSpaceGuid.PcdSecureBootSupported|FALSE|BOOLEAN|0x6d
> > +
> >    ## Informs modules (including pre-DXE-phase modules) whether the platform
> >    #  firmware contains a CSM (Compatibility Support Module).
> >    #
> > diff --git a/OvmfPkg/CloudHv/CloudHvX64.dsc b/OvmfPkg/CloudHv/CloudHvX64.dsc
> > index cc2dd925bc94..2a1139daaa19 100644
> > --- a/OvmfPkg/CloudHv/CloudHvX64.dsc
> > +++ b/OvmfPkg/CloudHv/CloudHvX64.dsc
> > @@ -93,15 +93,6 @@ [BuildOptions]
> >    INTEL:*_*_*_CC_FLAGS = /D DISABLE_NEW_DEPRECATED_INTERFACES
> >    GCC:*_*_*_CC_FLAGS = -D DISABLE_NEW_DEPRECATED_INTERFACES
> >
> > -  #
> > -  # SECURE_BOOT_FEATURE_ENABLED
> > -  #
> > -!if $(SECURE_BOOT_ENABLE) == TRUE
> > -  MSFT:*_*_*_CC_FLAGS = /D SECURE_BOOT_FEATURE_ENABLED
> > -  INTEL:*_*_*_CC_FLAGS = /D SECURE_BOOT_FEATURE_ENABLED
> > -  GCC:*_*_*_CC_FLAGS = -D SECURE_BOOT_FEATURE_ENABLED
> > -!endif
> > -
> >  !include NetworkPkg/NetworkBuildOptions.dsc.inc
> >
> >  [BuildOptions.common.EDKII.DXE_RUNTIME_DRIVER]
> > @@ -477,6 +468,7 @@ [PcdsFeatureFlag]
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdEnableVariableRuntimeCache|FALSE
> >  !endif
> >  !if $(SECURE_BOOT_ENABLE) == TRUE
> > +  gUefiOvmfPkgTokenSpaceGuid.PcdSecureBootSupported|TRUE
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdRequireSelfSignedPk|TRUE
> >  !endif
> >
> > diff --git a/OvmfPkg/IntelTdx/IntelTdxX64.dsc b/OvmfPkg/IntelTdx/IntelTdxX64.dsc
> > index f73440905540..d4403f11a7c6 100644
> > --- a/OvmfPkg/IntelTdx/IntelTdxX64.dsc
> > +++ b/OvmfPkg/IntelTdx/IntelTdxX64.dsc
> > @@ -90,15 +90,6 @@ [BuildOptions]
> >    INTEL:*_*_*_CC_FLAGS = /D TDX_PEI_LESS_BOOT
> >    GCC:*_*_*_CC_FLAGS = -D TDX_PEI_LESS_BOOT
> >
> > -  #
> > -  # SECURE_BOOT_FEATURE_ENABLED
> > -  #
> > -!if $(SECURE_BOOT_ENABLE) == TRUE
> > -  MSFT:*_*_*_CC_FLAGS = /D SECURE_BOOT_FEATURE_ENABLED
> > -  INTEL:*_*_*_CC_FLAGS = /D SECURE_BOOT_FEATURE_ENABLED
> > -  GCC:*_*_*_CC_FLAGS = -D SECURE_BOOT_FEATURE_ENABLED
> > -!endif
> > -
> >  [BuildOptions.common.EDKII.DXE_RUNTIME_DRIVER]
> >    GCC:*_*_*_DLINK_FLAGS = -z common-page-size=0x1000
> >    XCODE:*_*_*_DLINK_FLAGS = -seg1addr 0x1000 -segalign 0x1000
> > @@ -387,6 +378,7 @@ [PcdsFeatureFlag]
> >    gUefiOvmfPkgTokenSpaceGuid.PcdCsmEnable|TRUE
> >  !endif
> >  !if $(SECURE_BOOT_ENABLE) == TRUE
> > +  gUefiOvmfPkgTokenSpaceGuid.PcdSecureBootSupported|TRUE
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdRequireSelfSignedPk|TRUE
> >  !endif
> >
> > diff --git a/OvmfPkg/Microvm/MicrovmX64.dsc b/OvmfPkg/Microvm/MicrovmX64.dsc
> > index e9aab515592f..6fc11cc4d192 100644
> > --- a/OvmfPkg/Microvm/MicrovmX64.dsc
> > +++ b/OvmfPkg/Microvm/MicrovmX64.dsc
> > @@ -91,15 +91,6 @@ [BuildOptions]
> >    INTEL:*_*_*_CC_FLAGS = /D DISABLE_NEW_DEPRECATED_INTERFACES
> >    GCC:*_*_*_CC_FLAGS = -D DISABLE_NEW_DEPRECATED_INTERFACES
> >
> > -  #
> > -  # SECURE_BOOT_FEATURE_ENABLED
> > -  #
> > -!if $(SECURE_BOOT_ENABLE) == TRUE
> > -  MSFT:*_*_*_CC_FLAGS = /D SECURE_BOOT_FEATURE_ENABLED
> > -  INTEL:*_*_*_CC_FLAGS = /D SECURE_BOOT_FEATURE_ENABLED
> > -  GCC:*_*_*_CC_FLAGS = -D SECURE_BOOT_FEATURE_ENABLED
> > -!endif
> > -
> >  !include NetworkPkg/NetworkBuildOptions.dsc.inc
> >
> >  [BuildOptions.common.EDKII.DXE_RUNTIME_DRIVER]
> > @@ -473,6 +464,7 @@ [PcdsFeatureFlag]
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdConOutUgaSupport|FALSE
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdInstallAcpiSdtProtocol|TRUE
> >  !if $(SECURE_BOOT_ENABLE) == TRUE
> > +  gUefiOvmfPkgTokenSpaceGuid.PcdSecureBootSupported|TRUE
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdRequireSelfSignedPk|TRUE
> >  !endif
> >
> > diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc
> > index 86177bb94899..16916ec58247 100644
> > --- a/OvmfPkg/OvmfPkgIa32.dsc
> > +++ b/OvmfPkg/OvmfPkgIa32.dsc
> > @@ -94,15 +94,6 @@ [BuildOptions]
> >    INTEL:*_*_*_CC_FLAGS = /D DISABLE_NEW_DEPRECATED_INTERFACES
> >    GCC:*_*_*_CC_FLAGS = -D DISABLE_NEW_DEPRECATED_INTERFACES
> >
> > -  #
> > -  # SECURE_BOOT_FEATURE_ENABLED
> > -  #
> > -!if $(SECURE_BOOT_ENABLE) == TRUE
> > -  MSFT:*_*_*_CC_FLAGS = /D SECURE_BOOT_FEATURE_ENABLED
> > -  INTEL:*_*_*_CC_FLAGS = /D SECURE_BOOT_FEATURE_ENABLED
> > -  GCC:*_*_*_CC_FLAGS = -D SECURE_BOOT_FEATURE_ENABLED
> > -!endif
> > -
> >  !include NetworkPkg/NetworkBuildOptions.dsc.inc
> >
> >  [BuildOptions.common.EDKII.DXE_RUNTIME_DRIVER]
> > @@ -484,6 +475,7 @@ [PcdsFeatureFlag]
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdEnableVariableRuntimeCache|FALSE
> >  !endif
> >  !if $(SECURE_BOOT_ENABLE) == TRUE
> > +  gUefiOvmfPkgTokenSpaceGuid.PcdSecureBootSupported|TRUE
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdRequireSelfSignedPk|TRUE
> >  !endif
> >
> > diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc
> > index 065b54450647..936d763269c1 100644
> > --- a/OvmfPkg/OvmfPkgIa32X64.dsc
> > +++ b/OvmfPkg/OvmfPkgIa32X64.dsc
> > @@ -98,15 +98,6 @@ [BuildOptions]
> >    INTEL:*_*_*_CC_FLAGS = /D DISABLE_NEW_DEPRECATED_INTERFACES
> >    GCC:*_*_*_CC_FLAGS = -D DISABLE_NEW_DEPRECATED_INTERFACES
> >
> > -  #
> > -  # SECURE_BOOT_FEATURE_ENABLED
> > -  #
> > -!if $(SECURE_BOOT_ENABLE) == TRUE
> > -  MSFT:*_*_*_CC_FLAGS = /D SECURE_BOOT_FEATURE_ENABLED
> > -  INTEL:*_*_*_CC_FLAGS = /D SECURE_BOOT_FEATURE_ENABLED
> > -  GCC:*_*_*_CC_FLAGS = -D SECURE_BOOT_FEATURE_ENABLED
> > -!endif
> > -
> >  !include NetworkPkg/NetworkBuildOptions.dsc.inc
> >
> >  [BuildOptions.common.EDKII.DXE_RUNTIME_DRIVER]
> > @@ -490,6 +481,7 @@ [PcdsFeatureFlag]
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdEnableVariableRuntimeCache|FALSE
> >  !endif
> >  !if $(SECURE_BOOT_ENABLE) == TRUE
> > +  gUefiOvmfPkgTokenSpaceGuid.PcdSecureBootSupported|TRUE
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdRequireSelfSignedPk|TRUE
> >  !endif
> >
> > diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc
> > index 3d405cd4ade0..1c763b27def1 100644
> > --- a/OvmfPkg/OvmfPkgX64.dsc
> > +++ b/OvmfPkg/OvmfPkgX64.dsc
> > @@ -112,15 +112,6 @@ [BuildOptions]
> >    INTEL:*_*_*_CC_FLAGS = /D TDX_GUEST_SUPPORTED
> >    GCC:*_*_*_CC_FLAGS = -D TDX_GUEST_SUPPORTED
> >
> > -  #
> > -  # SECURE_BOOT_FEATURE_ENABLED
> > -  #
> > -!if $(SECURE_BOOT_ENABLE) == TRUE
> > -  MSFT:*_*_*_CC_FLAGS = /D SECURE_BOOT_FEATURE_ENABLED
> > -  INTEL:*_*_*_CC_FLAGS = /D SECURE_BOOT_FEATURE_ENABLED
> > -  GCC:*_*_*_CC_FLAGS = -D SECURE_BOOT_FEATURE_ENABLED
> > -!endif
> > -
> >  !include NetworkPkg/NetworkBuildOptions.dsc.inc
> >
> >  [BuildOptions.common.EDKII.DXE_RUNTIME_DRIVER]
> > @@ -511,6 +502,7 @@ [PcdsFeatureFlag]
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdEnableVariableRuntimeCache|FALSE
> >  !endif
> >  !if $(SECURE_BOOT_ENABLE) == TRUE
> > +  gUefiOvmfPkgTokenSpaceGuid.PcdSecureBootSupported|TRUE
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdRequireSelfSignedPk|TRUE
> >  !endif
> >
> > diff --git a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf b/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf
> > index 8cda78d0d0b4..f152c5504661 100644
> > --- a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf
> > +++ b/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf
> > @@ -47,6 +47,8 @@ [LibraryClasses]
> >  [Protocols]
> >    gEfiSimpleFileSystemProtocolGuid              ## CONSUMES
> >
> > +[Pcd]
> > +  gUefiOvmfPkgTokenSpaceGuid.PcdSecureBootSupported
> >
> >  [Guids]
> >    gEfiFileInfoGuid
> > diff --git a/OvmfPkg/PlatformPei/PlatformPei.inf b/OvmfPkg/PlatformPei/PlatformPei.inf
> > index 1fadadeb5565..3934aeed9514 100644
> > --- a/OvmfPkg/PlatformPei/PlatformPei.inf
> > +++ b/OvmfPkg/PlatformPei/PlatformPei.inf
> > @@ -94,6 +94,7 @@ [Pcd]
> >    gUefiOvmfPkgTokenSpaceGuid.PcdQ35SmramAtDefaultSmbase
> >    gUefiOvmfPkgTokenSpaceGuid.PcdXenPvhStartOfDayStructPtr
> >    gUefiOvmfPkgTokenSpaceGuid.PcdXenPvhStartOfDayStructPtrSize
> > +  gUefiOvmfPkgTokenSpaceGuid.PcdSecureBootSupported
> >    gEfiMdePkgTokenSpaceGuid.PcdGuidedExtractHandlerTableAddress
> >    gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress
> >    gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareSize
> > diff --git a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c b/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c
> > index 72289da35819..d4139b911528 100644
> > --- a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c
> > +++ b/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c
> > @@ -28,14 +28,12 @@ ConnectNvVarsToFileSystem (
> >    IN EFI_HANDLE  FsHandle
> >    )
> >  {
> > - #ifdef SECURE_BOOT_FEATURE_ENABLED
> > -
> > -  return EFI_UNSUPPORTED;
> > -
> > - #else
> > -
> >    EFI_STATUS  Status;
> >
> > +  if (FeaturePcdGet (PcdSecureBootSupported)) {
> > +    return EFI_UNSUPPORTED;
> > +  }
> > +
> >    //
> >    // We might fail to load the variable, since the file system initially
> >    // will not have the NvVars file.
> > @@ -52,7 +50,6 @@ ConnectNvVarsToFileSystem (
> >    }
> >
> >    return Status;
> > - #endif
> >  }
> >
> >  /**
> > diff --git a/OvmfPkg/PlatformPei/Platform.c b/OvmfPkg/PlatformPei/Platform.c
> > index cc9384ba5c4e..c56247e294f2 100644
> > --- a/OvmfPkg/PlatformPei/Platform.c
> > +++ b/OvmfPkg/PlatformPei/Platform.c
> > @@ -222,9 +222,10 @@ ReserveEmuVariableNvStore (
> >    VariableStore = (EFI_PHYSICAL_ADDRESS)(UINTN)PlatformReserveEmuVariableNvStore ();
> >    PcdStatus     = PcdSet64S (PcdEmuVariableNvStoreReserved, VariableStore);
> >
> > - #ifdef SECURE_BOOT_FEATURE_ENABLED
> > -  PlatformInitEmuVariableNvStore ((VOID *)(UINTN)VariableStore);
> > - #endif
> > +  if (FeaturePcdGet (PcdSecureBootSupported)) {
> > +    // restore emulated VarStore from pristine ROM copy
> > +    PlatformInitEmuVariableNvStore ((VOID *)(UINTN)VariableStore);
> > +  }
> >
> >    ASSERT_RETURN_ERROR (PcdStatus);
> >  }
> > --
> > 2.40.0
> >
>
> --
>
>
>
> 
>
>

  reply	other threads:[~2023-05-04 13:57 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-21  6:55 [PATCH v2 1/1] OvmfPkg: replace SECURE_BOOT_FEATURE_ENABLED with PcdSecureBootSupported Gerd Hoffmann
2023-05-04 10:09 ` Gerd Hoffmann
2023-05-04 13:57   ` Ard Biesheuvel [this message]
2023-05-06  7:14 ` Yao, Jiewen

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