52 lines
791 B
C++
52 lines
791 B
C++
#ifndef __WSWAN_INTERRUPT_H
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#define __WSWAN_INTERRUPT_H
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#include "system.h"
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namespace MDFN_IEN_WSWAN
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{
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enum
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{
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WSINT_SERIAL_SEND = 0,
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WSINT_KEY_PRESS,
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WSINT_RTC_ALARM,
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WSINT_SERIAL_RECV,
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WSINT_LINE_HIT,
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WSINT_VBLANK_TIMER,
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WSINT_VBLANK,
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WSINT_HBLANK_TIMER
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};
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class Interrupt
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{
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public:
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void DoInterrupt(unsigned);
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void AssertInterrupt(unsigned which, bool asserted);
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void Write(uint32 A, uint8 V);
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uint8 Read(uint32 A);
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void Check();
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void Reset();
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private:
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uint8 IAsserted;
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uint8 IStatus;
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uint8 IEnable;
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uint8 IVectorBase;
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bool IOn_Cache;
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uint32 IOn_Which;
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uint32 IVector_Cache;
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static const uint8 LevelTriggeredMask = (1U << WSINT_SERIAL_RECV);
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private:
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void Recalc();
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public:
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System *sys;
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template<bool isReader>void SyncState(NewState *ns);
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};
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}
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#endif
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