1 files changed, 8 insertions, 0 deletions
diff --git a/OvmfPkg/CpuHotplugSmm/FirstSmiHandlerContext.h b/OvmfPkg/CpuHotplugSmm/FirstSmiHandlerContext.h
index 6039532..0c6deed 100644
--- a/OvmfPkg/CpuHotplugSmm/FirstSmiHandlerContext.h
+++ b/OvmfPkg/CpuHotplugSmm/FirstSmiHandlerContext.h
@@ -36,6 +36,14 @@ typedef struct {
   //
   UINT32    NewSmbase;
   //
+  // The High:Low value for the hot-added CPU to store in
+  // MSR_IA32_FEATURE_CONTROL, assuming MSR_IA32_FEATURE_CONTROL setting is
+  // enabled (i.e., if "FeatureControl" is nonzero).
+  //
+  UINT32    FeatureControlHighValue;
+  UINT32    FeatureControlLowValue;
+  UINT8     FeatureControl;
+  //
   // The hot-added CPU sets this field to 1 right before executing the RSM
   // instruction. This tells the SMM Monarch to proceed to polling the last
   // byte of the normal RAM reserved page (Post-SMM Pen).