AxibugEmuOnline/AxibugEmuOnline.Client/Assets/VirtualNes.Core/Mapper/Mapper058.cs
2024-08-05 00:44:30 +08:00

54 lines
1.1 KiB
C#

//////////////////////////////////////////////////////////////////////////
// Mapper058 //
//////////////////////////////////////////////////////////////////////////
using static VirtualNes.MMU;
using static VirtualNes.Core.CPU;
using INT = System.Int32;
using BYTE = System.Byte;
using System;
using Codice.CM.Client.Differences;
namespace VirtualNes.Core
{
public class Mapper058 : Mapper
{
public Mapper058(NES parent) : base(parent)
{
}
public override void Reset()
{
SetPROM_32K_Bank(0, 1, 0, 1);
if (VROM_1K_SIZE != 0)
{
SetVROM_8K_Bank(0);
}
}
//void Mapper058::Write(WORD addr, BYTE data)
public override void Write(ushort addr, byte data)
{
if ((addr & 0x40) != 0)
{
SetPROM_16K_Bank(4, addr & 0x07);
SetPROM_16K_Bank(6, addr & 0x07);
}
else
{
SetPROM_32K_Bank((addr & 0x06) >> 1);
}
if (VROM_1K_SIZE != 0)
{
SetVROM_8K_Bank((addr & 0x38) >> 3);
}
if ((data & 0x02) != 0) SetVRAM_Mirror(VRAM_VMIRROR);
else SetVRAM_Mirror(VRAM_HMIRROR);
}
}
}