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Emulator: Make memory spaces more accurate

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Riyyi
2022-08-20 12:27:05 +02:00
parent f6478da541
commit cee8ffabb3
1 changed files with 7 additions and 4 deletions
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src/main.cpp
+7 -4
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@@ -28,10 +28,13 @@ int main(int argc, char* argv[])
Emu::the().addProcessingUnit("cpu", &cpu); Emu::the().addProcessingUnit("cpu", &cpu);
Emu::the().addProcessingUnit("ppu", &ppu); Emu::the().addProcessingUnit("ppu", &ppu);
Emu::the().addMemorySpace("RAM", 1024); // https://gbdev.io/pandocs/Memory_Map.html
Emu::the().addMemorySpace("VRAM", 1024); Emu::the().addMemorySpace("CARDROM", (1 + 0x3fff - 0x0000)); // 16KiB
Emu::the().addMemorySpace("ROM", 1024); Emu::the().addMemorySpace("VRAM", (1 + 0x9fff - 0x8000) * 2); // 8KiB * 2 banks
Emu::the().addMemorySpace("CARDROM", 1024); Emu::the().addMemorySpace("CARDRAM", (1 + 0xbfff - 0xa000)); // 8KiB
Emu::the().addMemorySpace("WRAM", (1 + 0xcfff - 0xc000) + (1 + 0xdfff - 0xd000) * 7); // 4 KiB + 4 KiB * 7 banks, Work RAM
Emu::the().addMemorySpace("ECHORAM", (1 + 0xfdff - 0xe000)); // 7679B, Mirror of 0xc000~0xddff
Emu::the().addMemorySpace("HRAM", (1 + 0xfffe - 0xff80)); // 126B, High RAM (CPU cache)
// Get shared register // Get shared register
print("{}\n", *Emu::the().processingUnit("cpu")->sharedRegister("a")); print("{}\n", *Emu::the().processingUnit("cpu")->sharedRegister("a"));