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Add floating save area structure definitions
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This commit is contained in:
Rafal Kupiec 2023-02-15 20:07:17 +01:00
parent 28b760b089
commit 18a39f95bc
Signed by: belliash
GPG Key ID: 4E829243E0CFE6B4
2 changed files with 48 additions and 0 deletions
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45
sdk/xtdk/i686/ketypes.h
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@ -133,6 +133,7 @@
/* Size of 387 registers */
#define SIZE_OF_80387_REGISTERS 80
#define SIZE_OF_FX_REGISTERS 128
/* Floating point state storing structure */
typedef struct _FLOATING_SAVE_AREA
@ -148,6 +149,50 @@ typedef struct _FLOATING_SAVE_AREA
ULONG Cr0NpxState;
} FLOATING_SAVE_AREA, *PFLOATING_SAVE_AREA;
/* Data for FNSAVE/FRSTOR instructions structure definition */
typedef struct _FNSAVE_FORMAT
{
ULONG ControlWord;
ULONG StatusWord;
ULONG TagWord;
ULONG ErrorOffset;
ULONG ErrorSelector;
ULONG DataOffset;
ULONG DataSelector;
UCHAR RegisterArea[SIZE_OF_80387_REGISTERS];
} FNSAVE_FORMAT, *PFNSAVE_FORMAT;
/* Data for FXSAVE/FXRSTOR instructions structure definition */
typedef struct _FXSAVE_FORMAT
{
USHORT ControlWord;
USHORT StatusWord;
USHORT TagWord;
USHORT ErrorOpcode;
ULONG ErrorOffset;
ULONG ErrorSelector;
ULONG DataOffset;
ULONG DataSelector;
ULONG MXCsr;
ULONG MXCsrMask;
UCHAR RegisterArea[SIZE_OF_FX_REGISTERS];
UCHAR Reserved3[SIZE_OF_FX_REGISTERS];
UCHAR Reserved4[224];
UCHAR Align16Byte[8];
} FXSAVE_FORMAT, *PFXSAVE_FORMAT;
/* Floating save area structure definition */
typedef struct _FX_SAVE_AREA
{
union
{
FNSAVE_FORMAT FnArea;
FXSAVE_FORMAT FxArea;
} U;
ULONG NpxSavedCpu;
ULONG Cr0NpxState;
} FX_SAVE_AREA, *PFX_SAVE_AREA;
/* Context frame structure definition */
typedef struct _CONTEXT
{

3
sdk/xtdk/i686/xtstruct.h
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@ -23,6 +23,9 @@ typedef struct _CPU_IDENTIFICATION CPU_IDENTIFICATION, *PCPU_IDENTIFICATION;
typedef struct _CPUID_REGISTERS CPUID_REGISTERS, *PCPUID_REGISTERS;
typedef struct _CPUID_SIGNATURE CPUID_SIGNATURE, *PCPUID_SIGNATURE;
typedef struct _FLOATING_SAVE_AREA FLOATING_SAVE_AREA, *PFLOATING_SAVE_AREA;
typedef struct _FNSAVE_FORMAT FNSAVE_FORMAT, *PFNSAVE_FORMAT;
typedef struct _FX_SAVE_AREA FX_SAVE_AREA, *PFX_SAVE_AREA;
typedef struct _FXSAVE_FORMAT FXSAVE_FORMAT, *PFXSAVE_FORMAT;
typedef struct _HARDWARE_PTE HARDWARE_PTE, *PHARDWARE_PTE;
typedef struct _HARDWARE_PTE_PAE HARDWARE_PTE_PAE, *PHARDWARE_PTE_PAE;
typedef struct _KDESCRIPTOR KDESCRIPTOR, *PKDESCRIPTOR;