MdeModulePkg: Move CPU_EXCEPTION_INIT_DATA to UefiCpuPkg

[mirror_edk2.git] / UefiCpuPkg / Library / CpuExceptionHandlerLib / CpuExceptionCommon.h

diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h
index fd42c4be0f0086a68ebe1673d56c7347f2ffe915..443eaf359ba79deabf9a1ce50ed59f3c73a6b588 100644 (file)
--- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h
+++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h
@@ -1,7 +1,7 @@
 /** @file\r
   Common header file for CPU Exception Handler Library.\r
 \r
-  Copyright (c) 2012 - 2019, Intel Corporation. All rights reserved.<BR>\r
+  Copyright (c) 2012 - 2022, Intel Corporation. All rights reserved.<BR>\r
   SPDX-License-Identifier: BSD-2-Clause-Patent\r
 \r
 **/\r
@@ -49,6 +49,73 @@
 \r
 #define CPU_TSS_GDT_SIZE  (SIZE_2KB + CPU_TSS_DESC_SIZE + CPU_TSS_SIZE)\r
 \r
+#define CPU_EXCEPTION_INIT_DATA_REV  1\r
+\r
+typedef union {\r
+  struct {\r
+    //\r
+    // Revision number of this structure.\r
+    //\r
+    UINT32     Revision;\r
+    //\r
+    // The address of top of known good stack reserved for *ALL* exceptions\r
+    // listed in field StackSwitchExceptions.\r
+    //\r
+    UINTN      KnownGoodStackTop;\r
+    //\r
+    // The size of known good stack for *ONE* exception only.\r
+    //\r
+    UINTN      KnownGoodStackSize;\r
+    //\r
+    // Buffer of exception vector list for stack switch.\r
+    //\r
+    UINT8      *StackSwitchExceptions;\r
+    //\r
+    // Number of exception vectors in StackSwitchExceptions.\r
+    //\r
+    UINTN      StackSwitchExceptionNumber;\r
+    //\r
+    // Buffer of IDT table. It must be type of IA32_IDT_GATE_DESCRIPTOR.\r
+    // Normally there's no need to change IDT table size.\r
+    //\r
+    VOID       *IdtTable;\r
+    //\r
+    // Size of buffer for IdtTable.\r
+    //\r
+    UINTN      IdtTableSize;\r
+    //\r
+    // Buffer of GDT table. It must be type of IA32_SEGMENT_DESCRIPTOR.\r
+    //\r
+    VOID       *GdtTable;\r
+    //\r
+    // Size of buffer for GdtTable.\r
+    //\r
+    UINTN      GdtTableSize;\r
+    //\r
+    // Pointer to start address of descriptor of exception task gate in the\r
+    // GDT table. It must be type of IA32_TSS_DESCRIPTOR.\r
+    //\r
+    VOID       *ExceptionTssDesc;\r
+    //\r
+    // Size of buffer for ExceptionTssDesc.\r
+    //\r
+    UINTN      ExceptionTssDescSize;\r
+    //\r
+    // Buffer of task-state segment for exceptions. It must be type of\r
+    // IA32_TASK_STATE_SEGMENT.\r
+    //\r
+    VOID       *ExceptionTss;\r
+    //\r
+    // Size of buffer for ExceptionTss.\r
+    //\r
+    UINTN      ExceptionTssSize;\r
+    //\r
+    // Flag to indicate if default handlers should be initialized or not.\r
+    //\r
+    BOOLEAN    InitDefaultHandlers;\r
+  } Ia32, X64;\r
+} CPU_EXCEPTION_INIT_DATA;\r
+\r
 //\r
 // Record exception handler information\r
 //\r