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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 |