mirror of https://github.com/bsnes-emu/bsnes.git
41 lines
802 B
C++
41 lines
802 B
C++
struct KonamiVRC1 : Board {
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VRC1 vrc1;
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uint8 prg_read(unsigned addr) {
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if(addr & 0x8000) return prgrom.read(vrc1.prg_addr(addr));
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return cpu.mdr();
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}
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void prg_write(unsigned addr, uint8 data) {
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if(addr & 0x8000) return vrc1.reg_write(addr, data);
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}
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uint8 chr_read(unsigned addr) {
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if(addr & 0x2000) return ppu.ciram_read(vrc1.ciram_addr(addr));
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return Board::chr_read(vrc1.chr_addr(addr));
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}
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void chr_write(unsigned addr, uint8 data) {
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if(addr & 0x2000) return ppu.ciram_write(vrc1.ciram_addr(addr), data);
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return Board::chr_write(vrc1.chr_addr(addr), data);
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}
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void power() {
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vrc1.power();
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}
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void reset() {
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vrc1.reset();
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}
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void serialize(serializer& s) {
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Board::serialize(s);
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vrc1.serialize(s);
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}
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KonamiVRC1(Markup::Node& document) : Board(document), vrc1(*this) {
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}
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};
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