Changeset 108794 in vbox for trunk/src/VBox/Devices/EFI/FirmwareNew/OvmfPkg/Library/BaseMemEncryptSevLib/SecMemEncryptSevLibInternal.c

Timestamp:

Mar 31, 2025 11:31:09 AM (2 weeks ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

168237

Message:

Devices/EFI/FirmwareNew: Merge edk2-stable202502 from the vendor branch and make it build for the important platforms, bugref:4643

Location:

trunk/src/VBox/Devices/EFI/FirmwareNew

Files:

• . (modified) (1 prop)
• OvmfPkg/Library/BaseMemEncryptSevLib/SecMemEncryptSevLibInternal.c (modified) (1 diff)

trunk/src/VBox/Devices/EFI/FirmwareNew/OvmfPkg/Library/BaseMemEncryptSevLib/SecMemEncryptSevLibInternal.c

@@ -144 +144 @@
 
 /**
+  Returns a boolean to indicate whether DebugVirtualization is enabled.
+
+  @retval TRUE           DebugVirtualization is enabled
+  @retval FALSE          DebugVirtualization is not enabled
+**/
+BOOLEAN
+EFIAPI
+MemEncryptSevEsDebugVirtualizationIsEnabled (
+  VOID
+  )
+{
+  MSR_SEV_STATUS_REGISTER  Msr;
+
+  Msr.Uint32 = InternalMemEncryptSevStatus ();
+
+  return Msr.Bits.DebugVirtualization ? TRUE : FALSE;
+}
+
+/**
   Locate the page range that covers the initial (pre-SMBASE-relocation) SMRAM
   Save State Map.