UefiCpuPkg/PiSmmCpuDxeSmm: Use SMM Interrupt Shadow Stack

[mirror_edk2.git] / UefiCpuPkg / PiSmmCpuDxeSmm / PiSmmCpuDxeSmm.h

diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h
index 2248a8c5ee667948c25b31d0795998c105705de6..fc9b748948617aa9c6ee48cc87abec80374619ab 100644 (file)
--- a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h
+++ b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h
@@ -557,6 +557,20 @@ InitializeIDTSmmStackGuard (
   VOID\r
   );\r
 \r
+/**\r
+  Initialize IDT IST Field.\r
+\r
+  @param[in]  ExceptionType       Exception type.\r
+  @param[in]  Ist                 IST value.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+InitializeIdtIst (\r
+  IN EFI_EXCEPTION_TYPE            ExceptionType,\r
+  IN UINT8                         Ist\r
+  );\r
+\r
 /**\r
   Initialize Gdt for all processors.\r
 \r