44 lines
466 B
C++
44 lines
466 B
C++
#include "nes_mapper.h"
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// Mapper 7
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void MAP7_Reset()
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{
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// set CPU bank pointers
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// set_CPU_banks(0,1,2,3);
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}
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void MAP7_MemoryWrite(uint16 addr, uint8 data)
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{
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uint32 bank;
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bank = (data & 0x07) << 2;
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set_CPU_banks(bank+0,bank+1,bank+2,bank+3);
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if(data & 0x10)
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{
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set_mirroring(1,1,1,1);
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}
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else
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{
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set_mirroring(0,0,0,0);
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}
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}
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void MAP7_Init()
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{
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NES_Mapper->Reset = MAP7_Reset;
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NES_Mapper->Write = MAP7_MemoryWrite;
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}
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