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66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
/*
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* COPYRIGHT: GPL - See COPYING in the top level directory
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* PROJECT: ReactOS Virtual DOS Machine
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* FILE: subsystems/mvdm/ntvdm/int32.h
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* PURPOSE: 32-bit Interrupt Handlers
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* PROGRAMMERS: Aleksandar Andrejevic <theflash AT sdf DOT lonestar DOT org>
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* Hermes Belusca-Maito (hermes.belusca@sfr.fr)
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*/
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#ifndef _INT32_H_
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#define _INT32_H_
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/* INCLUDES *******************************************************************/
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#include "cpu/callback.h"
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/* DEFINES ********************************************************************/
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/* 32-bit Interrupt Identifiers */
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#define EMULATOR_MAX_INT32_NUM 0xFF + 1
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//
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// WARNING WARNING!!
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// If you're changing the stack indices here, you then need
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// to also fix the Int16To32 handler code in int32.c !!
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//
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// Custom variable pushed onto the stack for INT32 interrupts
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#define STACK_INT_NUM 0
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// This is the standard stack layout for an interrupt
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#define STACK_IP 1
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#define STACK_CS 2
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#define STACK_FLAGS 3
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// To be adjusted with the Int16To32 handler code in int32.c
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#define Int16To32StubSize 17
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/* FUNCTIONS ******************************************************************/
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typedef VOID (WINAPI *EMULATOR_INT32_PROC)(LPWORD Stack);
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ULONG
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RegisterInt16(IN ULONG FarPtr,
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IN BYTE IntNumber,
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IN LPBYTE CallbackCode,
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IN SIZE_T CallbackSize,
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OUT PSIZE_T CodeSize OPTIONAL);
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ULONG
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RegisterInt32(IN ULONG FarPtr,
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IN BYTE IntNumber,
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IN EMULATOR_INT32_PROC IntHandler,
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OUT PSIZE_T CodeSize OPTIONAL);
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VOID
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Int32Call(IN PCALLBACK16 Context,
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IN BYTE IntNumber);
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VOID InitializeInt32(VOID);
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#endif // _INT32_H_
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/* EOF */
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