projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 529a5a86 MK |
1 | /** @file\r |
| 2 | SMM profile header file.\r | |
| 3 | \r | |
| 3eb69b08 | 4 | Copyright (c) 2012 - 2019, Intel Corporation. All rights reserved.<BR>\r |
| 0acd8697 | 5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
| 529a5a86 MK |
6 | \r |
| 7 | **/\r | |
| 8 | \r | |
| 9 | #ifndef _SMM_PROFILE_H_\r | |
| 10 | #define _SMM_PROFILE_H_\r | |
| 11 | \r | |
| 12 | #include "SmmProfileInternal.h"\r | |
| 13 | \r | |
| 529a5a86 MK |
14 | //\r |
| 15 | // External functions\r | |
| 16 | //\r | |
| 17 | \r | |
| 18 | /**\r | |
| 19 | Initialize processor environment for SMM profile.\r | |
| 20 | \r | |
| 21 | @param CpuIndex The index of the processor.\r | |
| 22 | \r | |
| 23 | **/\r | |
| 24 | VOID\r | |
| 25 | ActivateSmmProfile (\r | |
| 26 | IN UINTN CpuIndex\r | |
| 27 | );\r | |
| 28 | \r | |
| 29 | /**\r | |
| 30 | Initialize SMM profile in SMM CPU entry point.\r | |
| 31 | \r | |
| 32 | @param[in] Cr3 The base address of the page tables to use in SMM.\r | |
| 33 | \r | |
| 34 | **/\r | |
| 35 | VOID\r | |
| 36 | InitSmmProfile (\r | |
| 37 | UINT32 Cr3\r | |
| 38 | );\r | |
| 39 | \r | |
| 40 | /**\r | |
| 41 | Increase SMI number in each SMI entry.\r | |
| 42 | \r | |
| 43 | **/\r | |
| 44 | VOID\r | |
| 45 | SmmProfileRecordSmiNum (\r | |
| 46 | VOID\r | |
| 47 | );\r | |
| 48 | \r | |
| 49 | /**\r | |
| 50 | The Page fault handler to save SMM profile data.\r | |
| 51 | \r | |
| 52 | @param Rip The RIP when exception happens.\r | |
| 53 | @param ErrorCode The Error code of exception.\r | |
| 54 | \r | |
| 55 | **/\r | |
| 56 | VOID\r | |
| 57 | SmmProfilePFHandler (\r | |
| 58 | UINTN Rip,\r | |
| 59 | UINTN ErrorCode\r | |
| 60 | );\r | |
| 61 | \r | |
| 62 | /**\r | |
| 63 | Updates page table to make some memory ranges (like system memory) absent\r | |
| 64 | and make some memory ranges (like MMIO) present and execute disable. It also\r | |
| 65 | update 2MB-page to 4KB-page for some memory ranges.\r | |
| 66 | \r | |
| 67 | **/\r | |
| 68 | VOID\r | |
| 69 | SmmProfileStart (\r | |
| 70 | VOID\r | |
| 71 | );\r | |
| 72 | \r | |
| 73 | /**\r | |
| 74 | Page fault IDT handler for SMM Profile.\r | |
| 75 | \r | |
| 76 | **/\r | |
| 77 | VOID\r | |
| 78 | EFIAPI\r | |
| 79 | PageFaultIdtHandlerSmmProfile (\r | |
| 80 | VOID\r | |
| 81 | );\r | |
| 82 | \r | |
| 83 | \r | |
| 84 | /**\r | |
| 3eb69b08 | 85 | Check if feature is supported by a processor.\r |
| 529a5a86 MK |
86 | \r |
| 87 | **/\r | |
| 88 | VOID\r | |
| 89 | CheckFeatureSupported (\r | |
| 51773d49 | 90 | VOID\r |
| 529a5a86 MK |
91 | );\r |
| 92 | \r | |
| 529a5a86 MK |
93 | /**\r |
| 94 | Update page table according to protected memory ranges and the 4KB-page mapped memory ranges.\r | |
| 95 | \r | |
| 96 | **/\r | |
| 97 | VOID\r | |
| 98 | InitPaging (\r | |
| 99 | VOID\r | |
| 100 | );\r | |
| 101 | \r | |
| 7fa1376c JY |
102 | /**\r |
| 103 | Get CPU Index from APIC ID.\r | |
| 104 | \r | |
| 105 | **/\r | |
| 106 | UINTN\r | |
| 107 | GetCpuIndex (\r | |
| 108 | VOID\r | |
| 109 | );\r | |
| 110 | \r | |
| 09afd9a4 JW |
111 | /**\r |
| 112 | Handler for Page Fault triggered by Guard page.\r | |
| 113 | \r | |
| 114 | @param ErrorCode The Error code of exception.\r | |
| 115 | \r | |
| 116 | **/\r | |
| 117 | VOID\r | |
| 118 | GuardPagePFHandler (\r | |
| 119 | UINTN ErrorCode\r | |
| 120 | );\r | |
| 121 | \r | |
| 717fb604 JY |
122 | //\r |
| 123 | // The flag indicates if execute-disable is supported by processor.\r | |
| 124 | //\r | |
| 529a5a86 | 125 | extern BOOLEAN mXdSupported;\r |
| 717fb604 JY |
126 | //\r |
| 127 | // The flag indicates if execute-disable is enabled on processor.\r | |
| 128 | //\r | |
| 529a5a86 | 129 | extern BOOLEAN mXdEnabled;\r |
| 09afd9a4 JW |
130 | //\r |
| 131 | // The flag indicates if #DB will be setup in #PF handler.\r | |
| 132 | //\r | |
| 133 | extern BOOLEAN mSetupDebugTrap;\r | |
| 529a5a86 MK |
134 | \r |
| 135 | #endif // _SMM_PROFILE_H_\r |