39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
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/////////////////////////////////////////////////////////////////////
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// Mapper 92
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void NES_mapper92::Reset()
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{
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// set CPU bank pointers
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set_CPU_banks(0,1,num_8k_ROM_banks-2,num_8k_ROM_banks-1);
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// set PPU bank pointers
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if(num_1k_VROM_banks)
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{
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set_PPU_banks(0,1,2,3,4,5,6,7);
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}
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}
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// Created by rinao
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void NES_mapper92::MemoryWrite(uint32 addr, uint8 data)
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{
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data = (uint8)addr & 0xff;
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uint8 c_bank = (data & 0x0f) << 1;
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uint8 p_bank = data & 0x0f;
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if (addr >= 0x9000){ // Moero!! ProSoccer
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if ((data & 0xf0) == 0xd0){
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set_CPU_banks(0,1,c_bank,c_bank+1);
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} else if ((data & 0xf0) == 0xe0){
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set_PPU_banks(p_bank*8,p_bank*8+1,p_bank*8+2,p_bank*8+3,p_bank*8+4,p_bank*8+5,p_bank*8+6,p_bank*8+7);
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}
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} else { // Moero!! Proyakyuu '88 ketteiban
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if ((data & 0xf0) == 0xb0){
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set_CPU_banks(0,1,c_bank,c_bank+1);
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} else if ((data & 0xf0) == 0x70){
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set_PPU_banks(p_bank*8,p_bank*8+1,p_bank*8+2,p_bank*8+3,p_bank*8+4,p_bank*8+5,p_bank*8+6,p_bank*8+7);
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}
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}
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}
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/////////////////////////////////////////////////////////////////////
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