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| author | Jeff Fan <jeff.fan@intel.com> | 2016-11-30 15:11:02 +0800 |
|---|---|---|
| committer | Jeff Fan <jeff.fan@intel.com> | 2016-12-01 16:03:16 +0800 |
| commit | 368c54e718d3781227d33af3e4fad6adeb75a8e8 (patch) | |
| tree | c50b09b44c883c28895ad2d17971f2bdae15092b /UefiCpuPkg/Library/CpuExceptionHandlerLib | |
| parent | 81b21fc250fa356e81d352e57b9031f557477394 (diff) | |
| download | edk2-368c54e718d3781227d33af3e4fad6adeb75a8e8.tar.gz edk2-368c54e718d3781227d33af3e4fad6adeb75a8e8.tar.bz2 edk2-368c54e718d3781227d33af3e4fad6adeb75a8e8.zip | |
UefiCpuPkg: Add ExceptionHandlerData for ArchRestoreExceptionContext()
mReservedVectors is not set, we could add parameter ExceptionHandlerData for
ArchRestoreExceptionContext() that could use it instead of mReservedVectors.
Cc: Feng Tian <feng.tian@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
Diffstat (limited to 'UefiCpuPkg/Library/CpuExceptionHandlerLib')
4 files changed, 35 insertions, 24 deletions
diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h index dc5d94150b..f2e4692c1b 100644 --- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h +++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h @@ -211,14 +211,15 @@ ArchSaveExceptionContext ( /**
Restore CPU exception context when handling EFI_VECTOR_HANDOFF_HOOK_AFTER case.
- @param[in] ExceptionType Exception type.
- @param[in] SystemContext Pointer to EFI_SYSTEM_CONTEXT.
-
+ @param[in] ExceptionType Exception type.
+ @param[in] SystemContext Pointer to EFI_SYSTEM_CONTEXT.
+ @param[in] ExceptionHandlerData Pointer to exception handler data.
**/
VOID
ArchRestoreExceptionContext (
- IN UINTN ExceptionType,
- IN EFI_SYSTEM_CONTEXT SystemContext
+ IN UINTN ExceptionType,
+ IN EFI_SYSTEM_CONTEXT SystemContext,
+ IN EXCEPTION_HANDLER_DATA *ExceptionHandlerData
);
/**
diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c b/UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c index b96636bea2..7ab2438dae 100644 --- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c +++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c @@ -87,19 +87,24 @@ ArchSaveExceptionContext ( /**
Restore CPU exception context when handling EFI_VECTOR_HANDOFF_HOOK_AFTER case.
- @param ExceptionType Exception type.
- @param SystemContext Pointer to EFI_SYSTEM_CONTEXT.
+ @param[in] ExceptionType Exception type.
+ @param[in] SystemContext Pointer to EFI_SYSTEM_CONTEXT.
+ @param[in] ExceptionHandlerData Pointer to exception handler data.
**/
VOID
ArchRestoreExceptionContext (
- IN UINTN ExceptionType,
- IN EFI_SYSTEM_CONTEXT SystemContext
+ IN UINTN ExceptionType,
+ IN EFI_SYSTEM_CONTEXT SystemContext,
+ IN EXCEPTION_HANDLER_DATA *ExceptionHandlerData
)
{
- SystemContext.SystemContextIa32->Eflags = mReservedVectors[ExceptionType].OldFlags;
- SystemContext.SystemContextIa32->Cs = mReservedVectors[ExceptionType].OldCs;
- SystemContext.SystemContextIa32->Eip = mReservedVectors[ExceptionType].OldIp;
- SystemContext.SystemContextIa32->ExceptionData = mReservedVectors[ExceptionType].ExceptionData;
+ RESERVED_VECTORS_DATA *ReservedVectors;
+
+ ReservedVectors = ExceptionHandlerData->ReservedVectors;
+ SystemContext.SystemContextIa32->Eflags = ReservedVectors[ExceptionType].OldFlags;
+ SystemContext.SystemContextIa32->Cs = ReservedVectors[ExceptionType].OldCs;
+ SystemContext.SystemContextIa32->Eip = ReservedVectors[ExceptionType].OldIp;
+ SystemContext.SystemContextIa32->ExceptionData = ReservedVectors[ExceptionType].ExceptionData;
}
/**
diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/PeiDxeSmmCpuException.c b/UefiCpuPkg/Library/CpuExceptionHandlerLib/PeiDxeSmmCpuException.c index 483a417158..c0fc9a65ca 100644 --- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/PeiDxeSmmCpuException.c +++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/PeiDxeSmmCpuException.c @@ -68,7 +68,7 @@ CommonExceptionHandlerWorker ( // Old IDT handler has been executed, then restore CPU exception content to
// run new exception handler.
//
- ArchRestoreExceptionContext (ExceptionType, SystemContext);
+ ArchRestoreExceptionContext (ExceptionType, SystemContext, ExceptionHandlerData);
//
// Rlease spin lock for ApicId
//
diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ArchExceptionHandler.c b/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ArchExceptionHandler.c index f84b1a8527..7495b14530 100644 --- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ArchExceptionHandler.c +++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ArchExceptionHandler.c @@ -90,21 +90,26 @@ ArchSaveExceptionContext ( /**
Restore CPU exception context when handling EFI_VECTOR_HANDOFF_HOOK_AFTER case.
- @param ExceptionType Exception type.
- @param SystemContext Pointer to EFI_SYSTEM_CONTEXT.
+ @param[in] ExceptionType Exception type.
+ @param[in] SystemContext Pointer to EFI_SYSTEM_CONTEXT.
+ @param[in] ExceptionHandlerData Pointer to exception handler data.
**/
VOID
ArchRestoreExceptionContext (
- IN UINTN ExceptionType,
- IN EFI_SYSTEM_CONTEXT SystemContext
+ IN UINTN ExceptionType,
+ IN EFI_SYSTEM_CONTEXT SystemContext,
+ IN EXCEPTION_HANDLER_DATA *ExceptionHandlerData
)
{
- SystemContext.SystemContextX64->Ss = mReservedVectors[ExceptionType].OldSs;
- SystemContext.SystemContextX64->Rsp = mReservedVectors[ExceptionType].OldSp;
- SystemContext.SystemContextX64->Rflags = mReservedVectors[ExceptionType].OldFlags;
- SystemContext.SystemContextX64->Cs = mReservedVectors[ExceptionType].OldCs;
- SystemContext.SystemContextX64->Rip = mReservedVectors[ExceptionType].OldIp;
- SystemContext.SystemContextX64->ExceptionData = mReservedVectors[ExceptionType].ExceptionData;
+ RESERVED_VECTORS_DATA *ReservedVectors;
+
+ ReservedVectors = ExceptionHandlerData->ReservedVectors;
+ SystemContext.SystemContextX64->Ss = ReservedVectors[ExceptionType].OldSs;
+ SystemContext.SystemContextX64->Rsp = ReservedVectors[ExceptionType].OldSp;
+ SystemContext.SystemContextX64->Rflags = ReservedVectors[ExceptionType].OldFlags;
+ SystemContext.SystemContextX64->Cs = ReservedVectors[ExceptionType].OldCs;
+ SystemContext.SystemContextX64->Rip = ReservedVectors[ExceptionType].OldIp;
+ SystemContext.SystemContextX64->ExceptionData = ReservedVectors[ExceptionType].ExceptionData;
}
/**
|