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alexbevi
GitHub Repository: alexbevi/BizHawk
 Path: blob/master/lynx/memmap.h
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//

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// Copyright (c) 2004 K. Wilkins

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//

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// This software is provided 'as-is', without any express or implied warranty.

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// In no event will the authors be held liable for any damages arising from

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// the use of this software.

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//

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// Permission is granted to anyone to use this software for any purpose,

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// including commercial applications, and to alter it and redistribute it

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// freely, subject to the following restrictions:

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//

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// 1. The origin of this software must not be misrepresented; you must not

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//    claim that you wrote the original software. If you use this software

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//    in a product, an acknowledgment in the product documentation would be

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//    appreciated but is not required.

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//

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// 2. Altered source versions must be plainly marked as such, and must not

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//    be misrepresented as being the original software.

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//

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// 3. This notice may not be removed or altered from any source distribution.

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//

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//////////////////////////////////////////////////////////////////////////////

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//                       Handy - An Atari Lynx Emulator                     //

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//                          Copyright (c) 1996,1997                         //

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//                                 K. Wilkins                               //

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//////////////////////////////////////////////////////////////////////////////

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// Lynx memory map object header file                                       //

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//////////////////////////////////////////////////////////////////////////////

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//                                                                          //

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// This header file provides the interface definition for the memory map    //

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// object, this object controls which pieces of lynx hardware are           //

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// accesible by the CPU at any given time, it is the code for addr $FFF9    //

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//                                                                          //

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//    K. Wilkins                                                            //

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// August 1997                                                              //

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//                                                                          //

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//////////////////////////////////////////////////////////////////////////////

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// Revision History:                                                        //

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// -----------------                                                        //

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//                                                                          //

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// 01Aug1997 KW Document header added & class documented.                   //

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//                                                                          //

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//////////////////////////////////////////////////////////////////////////////

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#ifndef MEMMAP_H

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#define MEMMAP_H

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#define MEMMAP_SIZE				0x1

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#ifdef TRACE_CART

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#define TRACE_MEMMAP0(msg)					_RPT1(_CRT_WARN,"CMamMap::"msg" (Time=%012d)\n",gSystemCycleCount)

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#define TRACE_MEMMAP1(msg,arg1)				_RPT2(_CRT_WARN,"CMamMap::"msg" (Time=%012d)\n",arg1,gSystemCycleCount)

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#define TRACE_MEMMAP2(msg,arg1,arg2)		_RPT3(_CRT_WARN,"CMamMap::"msg" (Time=%012d)\n",arg1,arg2,gSystemCycleCount)

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#define TRACE_MEMMAP3(msg,arg1,arg2,arg3)	_RPT4(_CRT_WARN,"CMamMap::"msg" (Time=%012d)\n",arg1,arg2,arg3,gSystemCycleCount)

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#else

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#define TRACE_MEMMAP0(msg)

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#define TRACE_MEMMAP1(msg,arg1)

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#define TRACE_MEMMAP2(msg,arg1,arg2)

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#define TRACE_MEMMAP3(msg,arg1,arg2,arg3)

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#endif

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class CMemMap : public CLynxBase

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{

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	// Function members

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	public:

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		CMemMap(CSystem& parent) MDFN_COLD;

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	public:

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		void	Reset(void) MDFN_COLD;

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		void	Poke(uint32 addr,uint8 data);

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		uint8	Peek(uint32 addr);

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		uint32	ReadCycle(void) {return 5;};

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		uint32	WriteCycle(void) {return 5;};

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		uint32	ObjectSize(void) {return MEMMAP_SIZE;};

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		template<bool isReader>void SyncState(NewState *ns);

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	// Data members

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	private:

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		int				mMikieEnabled;

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		int				mSusieEnabled;

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		int				mRomEnabled;

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		int				mVectorsEnabled;

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		CSystem&		mSystem;

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};

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#endif

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