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UefiCpuPkg/CpuExceptionHandlerLib: Add stack switch support
[mirror_edk2.git] / UefiCpuPkg / Library / CpuExceptionHandlerLib / X64 / ArchInterruptDefs.h
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1/** @file\r
2 X64 arch definition for CPU Exception Handler Library.\r
3\r
4 Copyright (c) 2013, Intel Corporation. All rights reserved.<BR>\r
5 This program and the accompanying materials\r
6 are licensed and made available under the terms and conditions of the BSD License\r
7 which accompanies this distribution. The full text of the license may be found at\r
8 http://opensource.org/licenses/bsd-license.php\r
9\r
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
12\r
13**/\r
14\r
15#ifndef _ARCH_CPU_INTERRUPT_DEFS_H_\r
16#define _ARCH_CPU_INTERRUPT_DEFS_H_\r
17\r
18typedef struct {\r
19 EFI_SYSTEM_CONTEXT_X64 SystemContext;\r
20 BOOLEAN ExceptionDataFlag;\r
21 UINTN OldIdtHandler;\r
22} EXCEPTION_HANDLER_CONTEXT;\r
23\r
24//\r
25// Register Structure Definitions\r
26//\r
27typedef struct {\r
28 EFI_STATUS_CODE_DATA Header;\r
29 EFI_SYSTEM_CONTEXT_X64 SystemContext;\r
30} CPU_STATUS_CODE_TEMPLATE;\r
31\r
32typedef struct {\r
33 SPIN_LOCK SpinLock;\r
34 UINT32 ApicId;\r
35 UINT32 Attribute;\r
36 UINTN ExceptonHandler;\r
37 UINTN OldSs;\r
38 UINTN OldSp;\r
39 UINTN OldFlags;\r
40 UINTN OldCs;\r
41 UINTN OldIp;\r
42 UINTN ExceptionData;\r
43 UINT8 HookAfterStubHeaderCode[HOOKAFTER_STUB_SIZE];\r
44} RESERVED_VECTORS_DATA;\r
45\r
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46#define CPU_TSS_DESC_SIZE sizeof (IA32_TSS_DESCRIPTOR)\r
47#define CPU_TSS_SIZE sizeof (IA32_TASK_STATE_SEGMENT)\r
48\r
e41aad15 49#endif\r