mirror of https://github.com/bsnes-emu/bsnes.git
63 lines
1.3 KiB
C++
63 lines
1.3 KiB
C++
struct Cartridge {
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auto pathID() const -> uint { return information.pathID; }
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auto region() const -> string { return information.region; }
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auto sha256() const -> string { return information.sha256; }
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auto manifest() const -> string { return information.manifest; }
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auto title() const -> string { return information.title; }
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auto load() -> bool;
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auto save() -> void;
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auto unload() -> void;
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auto power() -> void;
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//mapper.cpp
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auto read(uint16 addr) -> maybe<uint8>;
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auto write(uint16 addr, uint8 data) -> bool;
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//serialization.cpp
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auto serialize(serializer&) -> void;
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private:
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struct Information {
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uint pathID = 0;
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string region;
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string sha256;
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string manifest;
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string title;
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} information;
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struct Memory {
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uint8* data = nullptr;
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uint size = 0;
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uint mask = 0;
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static auto mirror(uint addr, uint size) -> uint;
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auto read(uint addr) -> uint8;
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auto write(uint addr, uint8 data) -> void;
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};
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Memory rom;
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Memory ram;
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struct Mapper {
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//$fffc
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uint2 shift;
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uint1 ramPage2;
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uint1 ramEnablePage2;
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uint1 ramEnablePage3;
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uint1 romWriteEnable;
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//$fffd
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uint8 romPage0;
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//$fffe
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uint8 romPage1;
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//$ffff
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uint8 romPage2;
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} mapper;
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};
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extern Cartridge cartridge;
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