AxibugEmuOnline/AxibugEmuOnline.Client/Assets/VirtualNes.Core/Mapper/Mapper151.cs

//////////////////////////////////////////////////////////////////////////
// Mapper151 VS-Unisystem                                               //
//////////////////////////////////////////////////////////////////////////
using static VirtualNes.MMU;


namespace VirtualNes.Core
{
    public class Mapper151 : Mapper
    {
        public Mapper151(NES parent) : base(parent)
        {
        }

        public override void Reset()
        {
            SetPROM_32K_Bank(0, 1, PROM_8K_SIZE - 2, PROM_8K_SIZE - 1);
#if FALSE//0 //hum
            uint crc = nes.rom.GetPROM_CRC();
            if (crc == 0x1E438D52)
            {
                DirectDraw.SetVsPalette(7); //VS_Goonies
            }
            if (crc == 0xD99A2087)
            {
                DirectDraw.SetVsPalette(6); //VS_Gradius
            }
#endif
        }

        //void Mapper151::Write(WORD addr, BYTE data)
        public override void Write(ushort addr, byte data)
        {
            switch (addr)
            {
                case 0x8000:
                    SetPROM_8K_Bank(4, data);
                    break;
                case 0xA000:
                    SetPROM_8K_Bank(5, data);
                    break;
                case 0xC000:
                    SetPROM_8K_Bank(6, data);
                    break;
                case 0xE000:
                    SetVROM_4K_Bank(0, data);
                    break;
                case 0xF000:
                    SetVROM_4K_Bank(4, data);
                    break;
            }
        }

    }
}