From: "Gerd Hoffmann" <kraxel@redhat.com>
To: devel@edk2.groups.io
Cc: "Jordan Justen" <jordan.l.justen@intel.com>,
"Stefan Berger" <stefanb@linux.ibm.com>,
"Gerd Hoffmann" <kraxel@redhat.com>,
"Tom Lendacky" <thomas.lendacky@amd.com>,
"Jiewen Yao" <jiewen.yao@intel.com>,
"Anthony Perard" <anthony.perard@citrix.com>,
"Marc-André Lureau" <marcandre.lureau@redhat.com>,
"Ard Biesheuvel" <ardb+tianocore@kernel.org>,
"Erdem Aktas" <erdemaktas@google.com>,
"Oliver Steffen" <osteffen@redhat.com>,
"Min Xu" <min.m.xu@intel.com>,
"James Bottomley" <jejb@linux.ibm.com>,
"Julien Grall" <julien@xen.org>,
"Michael Roth" <michael.roth@amd.com>,
"Pawel Polawski" <ppolawsk@redhat.com>
Subject: [PATCH v2 2/4] OvmfPkg/NvVarsFileLib: disable in case PcdBootRestrictToFirmware is set
Date: Fri, 5 May 2023 07:17:25 +0200 [thread overview]
Message-ID: <20230505051727.56748-3-kraxel@redhat.com> (raw)
In-Reply-To: <20230505051727.56748-1-kraxel@redhat.com>
In case PcdBootRestrictToFirmware is set disable
loading EFI variables from NvVars file.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf | 1 +
OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c | 3 ++-
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf b/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf
index f152c5504661..9ae40ffe4373 100644
--- a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf
+++ b/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf
@@ -49,6 +49,7 @@ [Protocols]
[Pcd]
gUefiOvmfPkgTokenSpaceGuid.PcdSecureBootSupported
+ gUefiOvmfPkgTokenSpaceGuid.PcdBootRestrictToFirmware
[Guids]
gEfiFileInfoGuid
diff --git a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c b/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c
index d4139b911528..8fc54e58a789 100644
--- a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c
+++ b/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c
@@ -30,7 +30,8 @@ ConnectNvVarsToFileSystem (
{
EFI_STATUS Status;
- if (FeaturePcdGet (PcdSecureBootSupported)) {
+ if (FeaturePcdGet (PcdSecureBootSupported) ||
+ FeaturePcdGet (PcdBootRestrictToFirmware)) {
return EFI_UNSUPPORTED;
}
--
2.40.1
next prev parent reply other threads:[~2023-05-05 5:28 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-05 5:17 [PATCH v2 0/4] OvmfPkg: remove PlatformBootManagerLibGrub Gerd Hoffmann
2023-05-05 5:17 ` [PATCH v2 1/4] OvmfPkg/PlatformBootManagerLib: add PcdBootRestrictToFirmware Gerd Hoffmann
2023-05-05 5:17 ` Gerd Hoffmann [this message]
2023-05-05 5:17 ` [PATCH v2 3/4] OvmfPkg/AmdSev: stop using PlatformBootManagerLibGrub Gerd Hoffmann
2023-05-05 5:17 ` [PATCH v2 4/4] OvmfPkg: drop PlatformBootManagerLibGrub Gerd Hoffmann
2023-05-10 7:12 ` [PATCH v2 0/4] OvmfPkg: remove PlatformBootManagerLibGrub Ard Biesheuvel
2023-05-10 7:41 ` 回复: " gaoliming
2023-05-10 12:33 ` [edk2-devel] " Ard Biesheuvel
2023-05-10 12:43 ` Ard Biesheuvel
2023-05-10 15:07 ` Ard Biesheuvel
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