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Delete CartA32K.cs

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alyosha-tas 2017-08-29 09:30:54 -04:00 committed by GitHub
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commit d64f7e7a0d
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EMU7800/Core/CartA32K.cs
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namespace EMU7800.Core
{
/// <summary>
/// Atari standard 32KB bankswitched carts
/// </summary>
public sealed class CartA32K : Cart
{
//
// Cart Format Mapping to ROM Address Space
// Bank1: 0x0000:0x1000 0x1000:0x1000 Bank selected by accessing 0x0ff4-0x0ffc
// Bank2: 0x1000:0x1000
// Bank3: 0x2000:0x1000
// Bank4: 0x3000:0x1000
// Bank5: 0x4000:0x1000
// Bank6: 0x5000:0x1000
// Bank7: 0x6000:0x1000
// Bank8: 0x7000:0x1000
//
ushort BankBaseAddr;
int Bank
{
set { BankBaseAddr = (ushort)(value * 0x1000); }
}
#region IDevice Members
public override void Reset()
{
Bank = 7;
}
public override byte this[ushort addr]
{
get
{
addr &= 0x0fff;
UpdateBank(addr);
return ROM[BankBaseAddr + addr];
}
set
{
addr &= 0x0fff;
UpdateBank(addr);
}
}
#endregion
private CartA32K()
{
}
public CartA32K(byte[] romBytes)
{
LoadRom(romBytes, 0x8000);
Bank = 7;
}
void UpdateBank(ushort addr)
{
if (addr < 0x0ffc && addr >= 0x0ff4)
{
Bank = addr - 0x0ff4;
}
}
#region Serialization Members
public CartA32K(DeserializationContext input, MachineBase m) : base(input)
{
input.CheckVersion(1);
LoadRom(input.ReadExpectedBytes(0x8000), 0x8000);
BankBaseAddr = input.ReadUInt16();
}
public override void GetObjectData(SerializationContext output)
{
base.GetObjectData(output);
output.WriteVersion(1);
output.Write(ROM);
output.Write(BankBaseAddr);
}
#endregion
}
}