-/*
- * ReactOS kernel
- * Copyright (C) 1998, 1999, 2000, 2001 ReactOS Team
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
#ifndef __NTOSKRNL_INCLUDE_INTERNAL_I386_FPU_H
#define __NTOSKRNL_INCLUDE_INTERNAL_I386_FPU_H
-#define FN_CONTROL_WORD 0x0
-#define FN_STATUS_WORD 0x4
-#define FN_TAG_WORD 0x8
-#define FN_DATA_SELECTOR 0x18
-#define FN_CR0_NPX_STATE 0x20C
-#define SIZEOF_FX_SAVE_AREA 528
-
-#ifndef __ASM__
-
#include <internal/i386/ke.h>
-typedef struct _FNSAVE_FORMAT {
- ULONG ControlWord;
- ULONG StatusWord;
- ULONG TagWord;
- ULONG ErrorOffset;
- ULONG ErrorSelector;
- ULONG DataOffset;
- ULONG DataSelector;
- UCHAR RegisterArea[80];
-} FNSAVE_FORMAT, *PFNSAVE_FORMAT;
-
-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[128];
- UCHAR Reserved3[128];
- UCHAR Reserved4[224];
- UCHAR Align16Byte[8];
-} FXSAVE_FORMAT, *PFXSAVE_FORMAT;
-
-typedef struct _FX_SAVE_AREA {
- union {
- FNSAVE_FORMAT FnArea;
- FXSAVE_FORMAT FxArea;
- } U;
- ULONG NpxSavedCpu;
- ULONG Cr0NpxState;
-} FX_SAVE_AREA, *PFX_SAVE_AREA;
-
-
extern ULONG HardwareMathSupport;
VOID
BOOL
KiContextToFxSaveArea(PFX_SAVE_AREA FxSaveArea, PCONTEXT Context);
-#endif /* !__ASM__ */
-
#endif /* __NTOSKRNL_INCLUDE_INTERNAL_I386_FPU_H */