projects / mirror_edk2.git / blame
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|---|---|---|
| 7947da3c MK |
1 | /** @file\r |
| 2 | IA-32 processor specific header file to enable SMM profile.\r | |
| 3 | \r | |
| 4 | Copyright (c) 2012 - 2015, 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 _SMM_PROFILE_ARCH_H_\r | |
| 16 | #define _SMM_PROFILE_ARCH_H_\r | |
| 17 | \r | |
| 18 | #pragma pack (1)\r | |
| 19 | \r | |
| 20 | typedef struct _MSR_DS_AREA_STRUCT {\r | |
| 21 | UINT32 BTSBufferBase;\r | |
| 22 | UINT32 BTSIndex;\r | |
| 23 | UINT32 BTSAbsoluteMaximum;\r | |
| 24 | UINT32 BTSInterruptThreshold;\r | |
| 25 | UINT32 PEBSBufferBase;\r | |
| 26 | UINT32 PEBSIndex;\r | |
| 27 | UINT32 PEBSAbsoluteMaximum;\r | |
| 28 | UINT32 PEBSInterruptThreshold;\r | |
| 29 | UINT32 PEBSCounterReset[4];\r | |
| 30 | UINT32 Reserved;\r | |
| 31 | } MSR_DS_AREA_STRUCT;\r | |
| 32 | \r | |
| 33 | typedef struct _BRANCH_TRACE_RECORD {\r | |
| 34 | UINT32 LastBranchFrom;\r | |
| 35 | UINT32 LastBranchTo;\r | |
| 36 | UINT32 Rsvd0 : 4;\r | |
| 37 | UINT32 BranchPredicted : 1;\r | |
| 38 | UINT32 Rsvd1 : 27;\r | |
| 39 | } BRANCH_TRACE_RECORD;\r | |
| 40 | \r | |
| 41 | typedef struct _PEBS_RECORD {\r | |
| 42 | UINT32 Eflags;\r | |
| 43 | UINT32 LinearIP;\r | |
| 44 | UINT32 Eax;\r | |
| 45 | UINT32 Ebx;\r | |
| 46 | UINT32 Ecx;\r | |
| 47 | UINT32 Edx;\r | |
| 48 | UINT32 Esi;\r | |
| 49 | UINT32 Edi;\r | |
| 50 | UINT32 Ebp;\r | |
| 51 | UINT32 Esp;\r | |
| 52 | } PEBS_RECORD;\r | |
| 53 | \r | |
| 54 | #pragma pack ()\r | |
| 55 | \r | |
| 56 | #define PHYSICAL_ADDRESS_MASK ((1ull << 32) - SIZE_4KB)\r | |
| 57 | \r | |
| 58 | /**\r | |
| 59 | Update page table to map the memory correctly in order to make the instruction\r | |
| 60 | which caused page fault execute successfully. And it also save the original page\r | |
| 61 | table to be restored in single-step exception. 32-bit firmware does not need it.\r | |
| 62 | \r | |
| 63 | @param PageTable PageTable Address.\r | |
| 64 | @param PFAddress The memory address which caused page fault exception.\r | |
| 65 | @param CpuIndex The index of the processor.\r | |
| 66 | @param ErrorCode The Error code of exception.\r | |
| 67 | @param IsValidPFAddress The flag indicates if SMM profile data need be added.\r | |
| 68 | \r | |
| 69 | **/\r | |
| 70 | VOID\r | |
| 71 | RestorePageTableAbove4G (\r | |
| 72 | UINT64 *PageTable,\r | |
| 73 | UINT64 PFAddress,\r | |
| 74 | UINTN CpuIndex,\r | |
| 75 | UINTN ErrorCode,\r | |
| 76 | BOOLEAN *IsValidPFAddress\r | |
| 77 | );\r | |
| 78 | \r | |
| 79 | /**\r | |
| 80 | Create SMM page table for S3 path.\r | |
| 81 | \r | |
| 82 | **/\r | |
| 83 | VOID\r | |
| 84 | InitSmmS3Cr3 (\r | |
| 85 | VOID\r | |
| 86 | );\r | |
| 87 | \r | |
| 88 | /**\r | |
| 89 | Allocate pages for creating 4KB-page based on 2MB-page when page fault happens.\r | |
| 90 | \r | |
| 91 | **/\r | |
| 92 | VOID\r | |
| 93 | InitPagesForPFHandler (\r | |
| 94 | VOID\r | |
| 95 | );\r | |
| 96 | \r | |
| 97 | #endif // _SMM_PROFILE_ARCH_H_\r |