[edk2-devel] [PATCH V10 27/47] OvmfPkg/PlatformPei: Refactor NoexecDxeInitialization
Min Xu
min.m.xu at intel.com
Thu Mar 24 00:10:13 UTC 2022
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3863
NoexecDxeInitialization is split into 2 functions:
- PlatformNoexecDxeInitialization is for PlatformInitLib
- NoexecDxeInitialization calls PlatformNoexecDxeInitialization and
then sets PCD.
Cc: Ard Biesheuvel <ardb+tianocore at kernel.org>
Cc: Jordan Justen <jordan.l.justen at intel.com>
Cc: Brijesh Singh <brijesh.singh at amd.com>
Cc: Erdem Aktas <erdemaktas at google.com>
Cc: James Bottomley <jejb at linux.ibm.com>
Cc: Jiewen Yao <jiewen.yao at intel.com>
Cc: Tom Lendacky <thomas.lendacky at amd.com>
Cc: Gerd Hoffmann <kraxel at redhat.com>
Cc: Sebastien Boeuf <sebastien.boeuf at intel.com>
Acked-by: Gerd Hoffmann <kraxel at redhat.com>
Signed-off-by: Min Xu <min.m.xu at intel.com>
---
OvmfPkg/PlatformPei/Platform.c | 34 +++++++++++++++++++++-------------
1 file changed, 21 insertions(+), 13 deletions(-)
diff --git a/OvmfPkg/PlatformPei/Platform.c b/OvmfPkg/PlatformPei/Platform.c
index b83bd7515809..e91acca9f769 100644
--- a/OvmfPkg/PlatformPei/Platform.c
+++ b/OvmfPkg/PlatformPei/Platform.c
@@ -59,7 +59,6 @@ PlatformMemMapInitialization (
{
UINT64 PciIoBase;
UINT64 PciIoSize;
- RETURN_STATUS PcdStatus;
UINT32 TopOfLowRam;
UINT64 PciExBarBase;
UINT32 PciBase;
@@ -199,24 +198,33 @@ MemMapInitialization (
ASSERT_RETURN_ERROR (PcdStatus);
}
-#define UPDATE_BOOLEAN_PCD_FROM_FW_CFG(TokenName) \
- do { \
- BOOLEAN Setting; \
- RETURN_STATUS PcdStatus; \
- \
- if (!RETURN_ERROR (QemuFwCfgParseBool ( \
- "opt/ovmf/" #TokenName, &Setting))) { \
- PcdStatus = PcdSetBoolS (TokenName, Setting); \
- ASSERT_RETURN_ERROR (PcdStatus); \
- } \
- } while (0)
+/**
+ * Fetch "opt/ovmf/PcdSetNxForStack" from QEMU
+ *
+ * @param Setting The pointer to the setting of "/opt/ovmf/PcdSetNxForStack".
+ * @return EFI_SUCCESS Successfully fetch the settings.
+ */
+EFI_STATUS
+EFIAPI
+PlatformNoexecDxeInitialization (
+ IN OUT EFI_HOB_PLATFORM_INFO *PlatformInfoHob
+ )
+{
+ return QemuFwCfgParseBool ("opt/ovmf/PcdSetNxForStack", &PlatformInfoHob->PcdSetNxForStack);
+}
VOID
NoexecDxeInitialization (
VOID
)
{
- UPDATE_BOOLEAN_PCD_FROM_FW_CFG (PcdSetNxForStack);
+ RETURN_STATUS Status;
+
+ Status = PlatformNoexecDxeInitialization (&mPlatformInfoHob);
+ if (!RETURN_ERROR (Status)) {
+ Status = PcdSetBoolS (PcdSetNxForStack, mPlatformInfoHob.PcdSetNxForStack);
+ ASSERT_RETURN_ERROR (Status);
+ }
}
VOID
--
2.29.2.windows.2
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