Correct TSS segment.

[mirror_edk2.git] / UefiCpuPkg / PiSmmCpuDxeSmm / X64 / SmiException.asm

diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/X64/SmiException.asm b/UefiCpuPkg/PiSmmCpuDxeSmm/X64/SmiException.asm
index 3d841c654676d479f9113e46688a8dad79d58ea1..ab716450b71a624eeb0f742e224de472170e258b 100644 (file)
--- a/UefiCpuPkg/PiSmmCpuDxeSmm/X64/SmiException.asm
+++ b/UefiCpuPkg/PiSmmCpuDxeSmm/X64/SmiException.asm
@@ -78,11 +78,11 @@ CodeSeg64   LABEL   QWORD
             DB      0                   ; BaseHigh\r
 ; TSS Segment for X64 specially\r
 TssSeg      LABEL   QWORD\r
-            DW      TSS_DESC_SIZE       ; LimitLow\r
+            DW      TSS_DESC_SIZE - 1   ; LimitLow\r
             DW      0                   ; BaseLow\r
             DB      0                   ; BaseMid\r
             DB      89h\r
-            DB      080h                ; LimitHigh\r
+            DB      00h                 ; LimitHigh\r
             DB      0                   ; BaseHigh\r
             DD      0                   ; BaseUpper\r
             DD      0                   ; Reserved\r