X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=UefiCpuPkg%2FInclude%2FRegister%2FLocalApic.h;h=9f8f1bb8bb7de0c195087bcef931d1cf08d47206;hp=e22900d0cc2eb542c42d594bc2ef5c11cca08d01;hb=23394428fdfe351ae9382576cdeee2834a2c637d;hpb=c52acd89e872e32eae7ae6265b86b1670cd9cac1

diff --git a/UefiCpuPkg/Include/Register/LocalApic.h b/UefiCpuPkg/Include/Register/LocalApic.h
index e22900d0cc..9f8f1bb8bb 100644
--- a/UefiCpuPkg/Include/Register/LocalApic.h
+++ b/UefiCpuPkg/Include/Register/LocalApic.h
@@ -62,12 +62,13 @@
 
 typedef union {
   struct {
-    UINT64  Reserved0:8;   ///< Reserved.
-    UINT64  Bsp:1;         ///< Processor is BSP.
-    UINT64  Reserved1:1;   ///< Reserved.
-    UINT64  Extd:1;        ///< Enable x2APIC mode.
-    UINT64  En:1;          ///< xAPIC global enable/disable.
-    UINT64  ApicBase:52;   ///< APIC Base physical address. The actual field width depends on physical address width.
+    UINT32  Reserved0:8;     ///< Reserved.
+    UINT32  Bsp:1;           ///< Processor is BSP.
+    UINT32  Reserved1:1;     ///< Reserved.
+    UINT32  Extd:1;          ///< Enable x2APIC mode.
+    UINT32  En:1;            ///< xAPIC global enable/disable.
+    UINT32  ApicBaseLow:20;  ///< APIC Base physical address. The actual field width depends on physical address width.
+    UINT32  ApicBaseHigh:32;
   } Bits;
   UINT64    Uint64;
 } MSR_IA32_APIC_BASE;