Exemple #1
0
        public unsafe void write32(uint address, uint value)
        {
            uint i    = address >> 29;
            uint addr = address & RegionMask[i];

            if (addr < 0x1F00_0000)
            {
                write(addr & 0x1F_FFFF, value, ramPtr);
            }
            else if (addr < 0x1F80_0000)
            {
                write(addr & 0x7_FFFF, value, ex1Ptr);
            }
            else if (addr < 0x1f80_0400)
            {
                write(addr & 0x3FF, value, scrathpadPtr);
            }
            else if (addr < 0x1F80_1040)
            {
                write(addr & 0x3F, value, memoryControl1);
            }
            else if (addr < 0x1F80_1050)
            {
                joypad.write(addr, value);
            }
            else if (addr < 0x1F80_1060)
            {
                Console.WriteLine($"[BUS] Write Unsupported to SIO address: {addr:x8} : {value:x8}");
                write(addr & 0xF, value, sio);
            }
            else if (addr < 0x1F80_1070)
            {
                write(addr & 0xF, value, memoryControl2);
            }
            else if (addr < 0x1F80_1080)
            {
                interruptController.write(addr, value);
            }
            else if (addr < 0x1F80_1100)
            {
                dma.write(addr, value);
            }
            else if (addr < 0x1F80_1140)
            {
                timers.write(addr, value);
            }
            else if (addr < 0x1F80_1810)
            {
                cdrom.write(addr, value);
            }
            else if (addr < 0x1F80_1820)
            {
                gpu.write(addr, value);
            }
            else if (addr < 0x1F80_1830)
            {
                mdec.write(addr, value);
            }
            else if (addr < 0x1F80_2000)
            {
                spu.write(addr, (ushort)value);
            }
            else if (addr < 0x1F80_4000)
            {
                Console.WriteLine($"[BUS] Write Unsupported to EXP2: {addr:x8} Value: {value:x8}");
            }
            else if (addr == 0xFFFE_0130)
            {
                memoryCache = value;
            }
            else
            {
                Console.WriteLine($"[BUS] Write32 Unsupported: {addr:x8}");
            }
        }