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1. Merger generic functions into one file.

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2. Use the basic definitions in BaseLib.h, instead of local definitions

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6986 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff
2008-12-11 05:28:12 +00:00
parent 4ef55dfc76
commit 6e8a984eca
11 changed files with 641 additions and 973 deletions
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215
MdeModulePkg/Universal/DebugSupportDxe/Ia32/PlDebugSupport.h
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@@ -15,221 +15,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#ifndef _PLDEBUG_SUPPORT_H_
#define _PLDEBUG_SUPPORT_H_
#include "Ia32/DebugSupport.h"
#include <Uefi.h>
#include <Protocol/DebugSupport.h>
#include <Protocol/LoadedImage.h>
#include <Library/DebugLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/BaseLib.h>
#include <Library/PcdLib.h>
#define NUM_IDT_ENTRIES 0x78
#define SYSTEM_TIMER_VECTOR 0x68
#define VECTOR_ENTRY_PAGES 1
#define COPY_DESCRIPTOR(Dest, Src) CopyMem ((Dest), (Src), sizeof (DESCRIPTOR))
#define READ_IDT(Vector, Dest) COPY_DESCRIPTOR ((Dest), &((GetIdtr ())[(Vector)]))
#define WRITE_IDT(Vector, Src) COPY_DESCRIPTOR (&((GetIdtr ())[(Vector)]), (Src))
#define COMPARE_DESCRIPTOR(Desc1, Desc2) CompareMem ((Desc1), (Desc2), sizeof (DESCRIPTOR))
#define EFI_ISA IsaIa32
#define FF_FXSR (1 << 24)
typedef UINT64 DESCRIPTOR;
typedef
VOID
(*DEBUG_PROC) (
VOID
);
typedef struct {
DESCRIPTOR OrigDesc;
DEBUG_PROC OrigVector;
DESCRIPTOR NewDesc;
DEBUG_PROC StubEntry;
VOID (*RegisteredCallback) ();
} IDT_ENTRY;
extern EFI_SYSTEM_CONTEXT SystemContext;
extern UINT8 InterruptEntryStub[];
extern UINT32 StubSize;
extern VOID (*OrigVector) (VOID);
/**
Generic IDT entry.
**/
VOID
CommonIdtEntry (
VOID
);
/**
Check whether FXSTOR is supported
@retval TRUE FXSTOR is supported.
@retval FALSE FXSTOR is not supported.
**/
BOOLEAN
FxStorSupport (
VOID
);
/**
Return the physical address of IDTR.
@return The physical address of IDTR.
**/
DESCRIPTOR *
GetIdtr (
VOID
);
/**
Encodes an IDT descriptor with the given physical address.
@param DestDesc The IDT descriptor address.
@param Vecotr The interrupt vector entry.
**/
VOID
Vect2Desc (
DESCRIPTOR * DestDesc,
VOID (*Vector) (VOID)
);
/**
Programs interrupt flag to the requested state and returns previous
state.
@param NewState New interrupt status.
@retval TRUE Old interrupt status is TRUE.
@retval FALSE Old interrupt status is FALSE
**/
BOOLEAN
WriteInterruptFlag (
BOOLEAN NewState
);
/**
Initializes driver's handler registration databas.
This code executes in boot services context
Must be public because it's referenced from DebugSupport.c
@retval EFI_UNSUPPORTED If IA32 processor does not support FXSTOR/FXRSTOR instructions,
the context save will fail, so these processor's are not supported.
@retval EFI_OUT_OF_RESOURCES Fails to allocate memory.
@retval EFI_SUCCESS Initializes successfully.
**/
EFI_STATUS
PlInitializeDebugSupportDriver (
VOID
);
/**
This is the callback that is written to the LoadedImage protocol instance
on the image handle. It uninstalls all registered handlers and frees all entry
stub memory.
@param ImageHandle The firmware allocated handle for the EFI image.
@retval EFI_SUCCESS Always.
**/
EFI_STATUS
EFIAPI
PlUnloadDebugSupportDriver (
IN EFI_HANDLE ImageHandle
);
/**
This is a DebugSupport protocol member function, hard
coded to support only 1 processor for now.
@param This The DebugSupport instance
@param MaxProcessorIndex The maximuim supported processor index
@retval EFI_SUCCESS Always returned with **MaxProcessorIndex set to 0.
**/
EFI_STATUS
EFIAPI
GetMaximumProcessorIndex (
IN EFI_DEBUG_SUPPORT_PROTOCOL *This,
OUT UINTN *MaxProcessorIndex
);
/**
DebugSupport protocol member function.
@param This The DebugSupport instance
@param ProcessorIndex Which processor the callback applies to.
@param PeriodicCallback Callback function
@retval EFI_SUCCESS Indicates the callback was registered.
@retval others Callback was not registered.
**/
EFI_STATUS
EFIAPI
RegisterPeriodicCallback (
IN EFI_DEBUG_SUPPORT_PROTOCOL *This,
IN UINTN ProcessorIndex,
IN EFI_PERIODIC_CALLBACK PeriodicCallback
);
/**
DebugSupport protocol member function.
This code executes in boot services context.
@param This The DebugSupport instance
@param ProcessorIndex Which processor the callback applies to.
@param NewCallback Callback function
@param ExceptionType Which exception to hook
@retval EFI_SUCCESS Indicates the callback was registered.
@retval others Callback was not registered.
**/
EFI_STATUS
EFIAPI
RegisterExceptionCallback (
IN EFI_DEBUG_SUPPORT_PROTOCOL *This,
IN UINTN ProcessorIndex,
IN EFI_EXCEPTION_CALLBACK NewCallback,
IN EFI_EXCEPTION_TYPE ExceptionType
);
/**
DebugSupport protocol member function. Calls assembly routine to flush cache.
@param This The DebugSupport instance
@param ProcessorIndex Which processor the callback applies to.
@param Start Physical base of the memory range to be invalidated
@param Length mininum number of bytes in instruction cache to invalidate
@retval EFI_SUCCESS Always returned.
**/
EFI_STATUS
EFIAPI
InvalidateInstructionCache (
IN EFI_DEBUG_SUPPORT_PROTOCOL *This,
IN UINTN ProcessorIndex,
IN VOID *Start,
IN UINT64 Length
);
#endif