| 1 | /** @file
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| 2 | X64 processor specific header file to enable SMM profile.
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| 3 |
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| 4 | Copyright (c) 2012 - 2015, Intel Corporation. All rights reserved.<BR>
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| 5 | SPDX-License-Identifier: BSD-2-Clause-Patent
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| 6 |
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| 7 | **/
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| 8 |
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| 9 | #ifndef _SMM_PROFILE_ARCH_H_
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| 10 | #define _SMM_PROFILE_ARCH_H_
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| 11 |
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| 12 | #pragma pack (1)
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| 13 |
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| 14 | typedef struct _MSR_DS_AREA_STRUCT {
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| 15 | UINT64 BTSBufferBase;
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| 16 | UINT64 BTSIndex;
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| 17 | UINT64 BTSAbsoluteMaximum;
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| 18 | UINT64 BTSInterruptThreshold;
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| 19 | UINT64 PEBSBufferBase;
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| 20 | UINT64 PEBSIndex;
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| 21 | UINT64 PEBSAbsoluteMaximum;
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| 22 | UINT64 PEBSInterruptThreshold;
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| 23 | UINT64 PEBSCounterReset[2];
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| 24 | UINT64 Reserved;
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| 25 | } MSR_DS_AREA_STRUCT;
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| 26 |
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| 27 | typedef struct _BRANCH_TRACE_RECORD {
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| 28 | UINT64 LastBranchFrom;
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| 29 | UINT64 LastBranchTo;
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| 30 | UINT64 Rsvd0 : 4;
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| 31 | UINT64 BranchPredicted : 1;
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| 32 | UINT64 Rsvd1 : 59;
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| 33 | } BRANCH_TRACE_RECORD;
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| 34 |
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| 35 | typedef struct _PEBS_RECORD {
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| 36 | UINT64 Rflags;
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| 37 | UINT64 LinearIP;
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| 38 | UINT64 Rax;
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| 39 | UINT64 Rbx;
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| 40 | UINT64 Rcx;
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| 41 | UINT64 Rdx;
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| 42 | UINT64 Rsi;
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| 43 | UINT64 Rdi;
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| 44 | UINT64 Rbp;
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| 45 | UINT64 Rsp;
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| 46 | UINT64 R8;
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| 47 | UINT64 R9;
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| 48 | UINT64 R10;
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| 49 | UINT64 R11;
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| 50 | UINT64 R12;
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| 51 | UINT64 R13;
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| 52 | UINT64 R14;
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| 53 | UINT64 R15;
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| 54 | } PEBS_RECORD;
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| 55 |
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| 56 | #pragma pack ()
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| 57 |
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| 58 | #define PHYSICAL_ADDRESS_MASK ((1ull << 52) - SIZE_4KB)
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| 59 |
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| 60 | /**
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| 61 | Update page table to map the memory correctly in order to make the instruction
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| 62 | which caused page fault execute successfully. And it also save the original page
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| 63 | table to be restored in single-step exception.
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| 64 |
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| 65 | @param PageTable PageTable Address.
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| 66 | @param PFAddress The memory address which caused page fault exception.
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| 67 | @param CpuIndex The index of the processor.
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| 68 | @param ErrorCode The Error code of exception.
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| 69 | @param IsValidPFAddress The flag indicates if SMM profile data need be added.
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| 70 |
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| 71 | **/
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| 72 | VOID
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| 73 | RestorePageTableAbove4G (
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| 74 | UINT64 *PageTable,
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| 75 | UINT64 PFAddress,
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| 76 | UINTN CpuIndex,
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| 77 | UINTN ErrorCode,
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| 78 | BOOLEAN *IsValidPFAddress
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| 79 | );
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| 80 |
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| 81 | /**
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| 82 | Create SMM page table for S3 path.
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| 83 |
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| 84 | **/
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| 85 | VOID
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| 86 | InitSmmS3Cr3 (
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| 87 | VOID
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| 88 | );
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| 89 |
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| 90 | /**
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| 91 | Allocate pages for creating 4KB-page based on 2MB-page when page fault happens.
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| 92 |
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| 93 | **/
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| 94 | VOID
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| 95 | InitPagesForPFHandler (
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| 96 | VOID
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| 97 | );
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| 98 |
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| 99 | #endif // _SMM_PROFILE_ARCH_H_
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