Add parameter CpuExceptionData for RegisterCpuInterruptHandlerWorker().
Cc: Michael Kinney <[email protected]>
Cc: Jiewen Yao <[email protected]>
Cc: Feng Tian <[email protected]>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <[email protected]>
---
.../CpuExceptionHandlerLib/CpuExceptionCommon.h | 12 +++++----
.../Library/CpuExceptionHandlerLib/DxeException.c | 2 +-
.../CpuExceptionHandlerLib/PeiDxeSmmCpuException.c | 30 ++++++++++++++--------
.../Library/CpuExceptionHandlerLib/SmmException.c | 2 +-
4 files changed, 29 insertions(+), 17 deletions(-)
diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h
b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h
index 99be61f..f2c44f0 100644
--- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h
+++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h
@@ -152,10 +152,11 @@ InitializeCpuExceptionHandlersWorker (
/**
Registers a function to be called from the processor interrupt handler.
- @param[in] InterruptType Defines which interrupt or exception to hook.
- @param[in] InterruptHandler A pointer to a function of type
EFI_CPU_INTERRUPT_HANDLER that is called
- when a processor interrupt occurs. If this
parameter is NULL, then the handler
- will be uninstalled.
+ @param[in] InterruptType Defines which interrupt or exception to
hook.
+ @param[in] InterruptHandler A pointer to a function of type
EFI_CPU_INTERRUPT_HANDLER that is called
+ when a processor interrupt occurs. If this
parameter is NULL, then the handler
+ will be uninstalled
+ @param[in] ExceptionHandlerData Pointer to exception handler data.
@retval EFI_SUCCESS The handler for the processor interrupt was
successfully installed or uninstalled.
@retval EFI_ALREADY_STARTED InterruptHandler is not NULL, and a handler
for InterruptType was
@@ -168,7 +169,8 @@ InitializeCpuExceptionHandlersWorker (
EFI_STATUS
RegisterCpuInterruptHandlerWorker (
IN EFI_EXCEPTION_TYPE InterruptType,
- IN EFI_CPU_INTERRUPT_HANDLER InterruptHandler
+ IN EFI_CPU_INTERRUPT_HANDLER InterruptHandler,
+ IN EXCEPTION_HANDLER_DATA *ExceptionHandlerData
);
/**
diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/DxeException.c
b/UefiCpuPkg/Library/CpuExceptionHandlerLib/DxeException.c
index cffb13a..5c4ee2a 100644
--- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/DxeException.c
+++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/DxeException.c
@@ -179,5 +179,5 @@ RegisterCpuInterruptHandler (
IN EFI_CPU_INTERRUPT_HANDLER InterruptHandler
)
{
- return RegisterCpuInterruptHandlerWorker (InterruptType, InterruptHandler);
+ return RegisterCpuInterruptHandlerWorker (InterruptType, InterruptHandler,
&mExceptionHandlerData);
}
diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/PeiDxeSmmCpuException.c
b/UefiCpuPkg/Library/CpuExceptionHandlerLib/PeiDxeSmmCpuException.c
index 25eba6b..536c2a4 100644
--- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/PeiDxeSmmCpuException.c
+++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/PeiDxeSmmCpuException.c
@@ -262,10 +262,11 @@ InitializeCpuExceptionHandlersWorker (
/**
Registers a function to be called from the processor interrupt handler.
- @param[in] InterruptType Defines which interrupt or exception to hook.
- @param[in] InterruptHandler A pointer to a function of type
EFI_CPU_INTERRUPT_HANDLER that is called
- when a processor interrupt occurs. If this
parameter is NULL, then the handler
- will be uninstalled.
+ @param[in] InterruptType Defines which interrupt or exception to
hook.
+ @param[in] InterruptHandler A pointer to a function of type
EFI_CPU_INTERRUPT_HANDLER that is called
+ when a processor interrupt occurs. If this
parameter is NULL, then the handler
+ will be uninstalled
+ @param[in] ExceptionHandlerData Pointer to exception handler data.
@retval EFI_SUCCESS The handler for the processor interrupt was
successfully installed or uninstalled.
@retval EFI_ALREADY_STARTED InterruptHandler is not NULL, and a handler
for InterruptType was
@@ -278,23 +279,32 @@ InitializeCpuExceptionHandlersWorker (
EFI_STATUS
RegisterCpuInterruptHandlerWorker (
IN EFI_EXCEPTION_TYPE InterruptType,
- IN EFI_CPU_INTERRUPT_HANDLER InterruptHandler
+ IN EFI_CPU_INTERRUPT_HANDLER InterruptHandler,
+ IN EXCEPTION_HANDLER_DATA *ExceptionHandlerData
)
{
- if (InterruptType < 0 || InterruptType >=
(EFI_EXCEPTION_TYPE)mEnabledInterruptNum ||
- mReservedVectors[InterruptType].Attribute ==
EFI_VECTOR_HANDOFF_DO_NOT_HOOK) {
+ UINTN EnabledInterruptNum;
+ RESERVED_VECTORS_DATA *ReservedVectors;
+ EFI_CPU_INTERRUPT_HANDLER *ExternalInterruptHandler;
+
+ EnabledInterruptNum = ExceptionHandlerData->IdtEntryCount;
+ ReservedVectors = ExceptionHandlerData->ReservedVectors;
+ ExternalInterruptHandler = ExceptionHandlerData->ExternalInterruptHandler;
+
+ if (InterruptType < 0 || InterruptType >=
(EFI_EXCEPTION_TYPE)EnabledInterruptNum ||
+ ReservedVectors[InterruptType].Attribute ==
EFI_VECTOR_HANDOFF_DO_NOT_HOOK) {
return EFI_UNSUPPORTED;
}
- if (InterruptHandler == NULL && mExternalInterruptHandler[InterruptType] ==
NULL) {
+ if (InterruptHandler == NULL && ExternalInterruptHandler[InterruptType] ==
NULL) {
return EFI_INVALID_PARAMETER;
}
- if (InterruptHandler != NULL && mExternalInterruptHandler[InterruptType] !=
NULL) {
+ if (InterruptHandler != NULL && ExternalInterruptHandler[InterruptType] !=
NULL) {
return EFI_ALREADY_STARTED;
}
- mExternalInterruptHandler[InterruptType] = InterruptHandler;
+ ExternalInterruptHandler[InterruptType] = InterruptHandler;
return EFI_SUCCESS;
}
diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/SmmException.c
b/UefiCpuPkg/Library/CpuExceptionHandlerLib/SmmException.c
index b88305d..c3af4d4 100644
--- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/SmmException.c
+++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/SmmException.c
@@ -103,5 +103,5 @@ RegisterCpuInterruptHandler (
IN EFI_CPU_INTERRUPT_HANDLER InterruptHandler
)
{
- return RegisterCpuInterruptHandlerWorker (InterruptType, InterruptHandler);
+ return RegisterCpuInterruptHandlerWorker (InterruptType, InterruptHandler,
&mExceptionHandlerData);
}
\ No newline at end of file
--
2.7.4.windows.1
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