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Intellivision finish cartridge mapping

This commit is contained in:
alyosha-tas 2016-12-17 14:00:03 -05:00 committed by GitHub
parent 204647e065
commit 5d0bc69085
1 changed files with 125 additions and 0 deletions
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125
BizHawk.Emulation.Cores/Consoles/Intellivision/Cartridge.cs
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@ -9,6 +9,8 @@ namespace BizHawk.Emulation.Cores.Intellivision
{
private ushort[] Data = new ushort[56320];
private ushort[] Cart_Ram = new ushort[0x400];
// There are 10 mappers Intellivision games use (not counting intellicart which is handled seperately)
// we will pick the mapper from the game DB and default to 0
private int mapper = 0;
@ -18,6 +20,7 @@ namespace BizHawk.Emulation.Cores.Intellivision
ser.BeginSection("Cart");
ser.Sync("mapper", ref mapper);
ser.Sync("Cart_Ram", ref Cart_Ram, false);
ser.EndSection();
}
@ -88,6 +91,63 @@ namespace BizHawk.Emulation.Cores.Intellivision
return Data[addr - 0xC000];
}
break;
case 1:
if (addr >= 0x5000 && addr < 0x6FFF)
{
return Data[addr - 0x5000];
}
else if (addr >= 0xD000 && addr < 0xFFFF)
{
return Data[addr - 0xB000];
}
break;
case 2:
if (addr >= 0x5000 && addr < 0x6FFF)
{
return Data[addr - 0x5000];
}
else if (addr >= 0x9000 && addr < 0xBFFF)
{
return Data[addr - 0x7000];
}
else if (addr >= 0xD000 && addr < 0xDFFF)
{
return Data[addr - 0x8000];
}
break;
case 3:
if (addr >= 0x5000 && addr < 0x6FFF)
{
return Data[addr - 0x5000];
}
else if (addr >= 0x9000 && addr < 0xAFFF)
{
return Data[addr - 0x7000];
}
else if (addr >= 0xD000 && addr < 0xDFFF)
{
return Data[addr - 0x9000];
}
else if (addr >= 0xF000 && addr < 0xFFFF)
{
return Data[addr - 0xA000];
}
break;
case 4:
if (addr >= 0x5000 && addr < 0x6FFF)
{
return Data[addr - 0x5000];
}
else if (addr >= 0xD000 && addr < 0xD3FF)
{
return Cart_Ram[addr - 0xD000];
}
break;
case 5:
if (addr >= 0x5000 && addr < 0x7FFF)
{
@ -98,6 +158,54 @@ namespace BizHawk.Emulation.Cores.Intellivision
return Data[addr - 0x6000];
}
break;
case 6:
if (addr >= 0x6000 && addr < 0x7FFF)
{
return Data[addr - 0x6000];
}
break;
case 7:
if (addr >= 0x4800 && addr < 0x67FF)
{
return Data[addr - 0x4800];
}
break;
case 8:
if (addr >= 0x5000 && addr < 0x5FFF)
{
return Data[addr - 0x5000];
}
else if (addr >= 0x7000 && addr < 0x7FFF)
{
return Data[addr - 0x6000];
}
break;
case 9:
if (addr >= 0x5000 && addr < 0x6FFF)
{
return Data[addr - 0x5000];
}
else if (addr >= 0x9000 && addr < 0xAFFF)
{
return Data[addr - 0x7000];
}
else if (addr >= 0xD000 && addr < 0xDFFF)
{
return Data[addr - 0x9000];
}
else if (addr >= 0xF000 && addr < 0xFFFF)
{
return Data[addr - 0xA000];
}
else if (addr >= 0x8800 && addr < 0x8FFF)
{
return Cart_Ram[addr - 0x8800];
}
break;
}
@ -106,6 +214,23 @@ namespace BizHawk.Emulation.Cores.Intellivision
public bool WriteCart(ushort addr, ushort value)
{
switch (mapper)
{
case 4:
if (addr >= 0xD000 && addr < 0xD3FF)
{
Cart_Ram[addr - 0xD000] = value;
return true;
}
break;
case 9:
if (addr >= 0x8800 && addr < 0x8FFF)
{
Cart_Ram[addr - 0x8800] = value;
return true;
}
break;
}
return false;
}
/*