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starting implementing cgram debugger

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This commit is contained in:
Clément Le Bihan
2020-03-27 18:52:41 +01:00
parent 71f1d8f12d
commit 1354c86a4a
8 changed files with 443 additions and 12 deletions
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sources/PPU/PPU.cpp
+11 -8
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@@ -134,23 +134,16 @@ namespace ComSquare::PPU
this->_registers._m7[addr - ppuRegisters::m7a].m7 = (this->_registers._m7[addr - ppuRegisters::m7a].m7 << 8) | data;
break;
case ppuRegisters::cgadd:
std::cout << "cgadd addr : " << std::bitset<8>(data) << std::endl;
this->_registers._cgadd = data;
this->_registers._isLowByte = true;
break;
case ppuRegisters::cgdata:
//throw InvalidAddress("cgdata", addr);
if (this->_registers._isLowByte) {
std::cout << "cgadatal w data " << std::bitset<8>(data) << std::endl;
this->_registers._cgdata.cgdatal = data;
//this->_registers._cgram.write(this->_registers._cgadd, this->_registers._cgdata.raw);
//this->_registers._cgadd++;
}
else {
std::cout << "cgdatah w data " << std::bitset<8>(data) << std::endl;
this->_registers._cgdata.cgdatah = data;
this->_cgram.write(this->_registers._cgadd, this->_registers._cgdata.raw);
std::cout << "cgadatah at addr: " << this->_registers._cgadd << " valeur : " << std::bitset<16>(this->_registers._cgdata.raw) << std::endl;
this->_registers._cgadd++;
}
this->_registers._isLowByte = !this->_registers._isLowByte;
@@ -385,7 +378,7 @@ namespace ComSquare::PPU
case ppuRegisters::stat78:
return "STAT78";
default:
return "PPU : ???";
return "???";
}
}
@@ -393,4 +386,14 @@ namespace ComSquare::PPU
{
return Ppu;
}
bool PPU::isDebugger()
{
return false;
}
uint16_t PPU::cgramRead(uint8_t addr)
{
return this->_cgram.read(addr);
}
}