107 lines
6.3 KiB
C#
107 lines
6.3 KiB
C#
using System;
|
|
|
|
namespace Jellyfish.Virtu
|
|
{
|
|
public partial class Memory
|
|
{
|
|
private const int BankCount = 2;
|
|
|
|
private const int BankMain = 0;
|
|
private const int BankAux = 1;
|
|
|
|
private const int RegionCount = 12;
|
|
|
|
private const int Region0001 = 0;
|
|
private const int Region02BF = 1;
|
|
private const int Region0407 = 2;
|
|
private const int Region080B = 3;
|
|
private const int Region203F = 4;
|
|
private const int Region405F = 5;
|
|
private const int RegionC0C0 = 6;
|
|
private const int RegionC1C7 = 7;
|
|
private const int RegionC3C3 = 8;
|
|
private const int RegionC8CF = 9;
|
|
private const int RegionD0DF = 10;
|
|
private const int RegionE0FF = 11;
|
|
|
|
private static readonly int[] RegionBaseAddress = new int[RegionCount]
|
|
{
|
|
0x0000, 0x0200, 0x0200, 0x0200, 0x0200, 0x0200, 0xC000, 0xC100, 0xC100, 0xC100, 0xD000, 0xE000
|
|
};
|
|
|
|
private const int PageCount = 256;
|
|
|
|
private static readonly int[] PageRegion = new int[PageCount]
|
|
{
|
|
Region0001, Region0001, Region02BF, Region02BF, Region0407, Region0407, Region0407, Region0407,
|
|
Region080B, Region080B, Region080B, Region080B, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region203F, Region203F, Region203F, Region203F, Region203F, Region203F, Region203F, Region203F,
|
|
Region203F, Region203F, Region203F, Region203F, Region203F, Region203F, Region203F, Region203F,
|
|
Region203F, Region203F, Region203F, Region203F, Region203F, Region203F, Region203F, Region203F,
|
|
Region203F, Region203F, Region203F, Region203F, Region203F, Region203F, Region203F, Region203F,
|
|
Region405F, Region405F, Region405F, Region405F, Region405F, Region405F, Region405F, Region405F,
|
|
Region405F, Region405F, Region405F, Region405F, Region405F, Region405F, Region405F, Region405F,
|
|
Region405F, Region405F, Region405F, Region405F, Region405F, Region405F, Region405F, Region405F,
|
|
Region405F, Region405F, Region405F, Region405F, Region405F, Region405F, Region405F, Region405F,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF, Region02BF,
|
|
RegionC0C0, RegionC1C7, RegionC1C7, RegionC3C3, RegionC1C7, RegionC1C7, RegionC1C7, RegionC1C7,
|
|
RegionC8CF, RegionC8CF, RegionC8CF, RegionC8CF, RegionC8CF, RegionC8CF, RegionC8CF, RegionC8CF,
|
|
RegionD0DF, RegionD0DF, RegionD0DF, RegionD0DF, RegionD0DF, RegionD0DF, RegionD0DF, RegionD0DF,
|
|
RegionD0DF, RegionD0DF, RegionD0DF, RegionD0DF, RegionD0DF, RegionD0DF, RegionD0DF, RegionD0DF,
|
|
RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF,
|
|
RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF,
|
|
RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF,
|
|
RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF, RegionE0FF
|
|
};
|
|
|
|
private const int State80Col = 0x000001;
|
|
private const int StateText = 0x000002;
|
|
private const int StateMixed = 0x000004;
|
|
private const int StateHires = 0x000008;
|
|
private const int StateDRes = 0x000010;
|
|
private const int State80Store = 0x000020;
|
|
private const int StateAltChrSet = 0x000040;
|
|
private const int StateAltZP = 0x000080;
|
|
private const int StateBank1 = 0x000100;
|
|
private const int StateHRamRd = 0x000200;
|
|
private const int StateHRamPreWrt = 0x000400;
|
|
private const int StateHRamWrt = 0x000800;
|
|
private const int StatePage2 = 0x001000;
|
|
private const int StateRamRd = 0x002000;
|
|
private const int StateRamWrt = 0x004000;
|
|
private const int StateSlotC3Rom = 0x008000;
|
|
private const int StateIntC8Rom = 0x010000; // [5-28]
|
|
private const int StateIntCXRom = 0x020000;
|
|
private const int StateAn0 = 0x040000;
|
|
private const int StateAn1 = 0x080000;
|
|
private const int StateAn2 = 0x100000;
|
|
private const int StateAn3 = 0x200000;
|
|
private const int StateVideo = State80Col | StateText | StateMixed | StateHires | StateDRes;
|
|
|
|
private const int StateVideoModeCount = 32;
|
|
|
|
private static readonly int[] StateVideoMode = new int[StateVideoModeCount]
|
|
{
|
|
Video.Mode0, Video.Mode0, Video.Mode1, Video.Mode2, Video.Mode3, Video.Mode4, Video.Mode1, Video.Mode2,
|
|
Video.Mode5, Video.Mode5, Video.Mode1, Video.Mode2, Video.Mode6, Video.Mode7, Video.Mode1, Video.Mode2,
|
|
Video.Mode8, Video.Mode9, Video.Mode1, Video.Mode2, Video.ModeA, Video.ModeB, Video.Mode1, Video.Mode2,
|
|
Video.ModeC, Video.ModeD, Video.Mode1, Video.Mode2, Video.ModeE, Video.ModeF, Video.Mode1, Video.Mode2
|
|
};
|
|
|
|
private readonly Action<int, byte>[][][] WriteRamModeBankRegion;
|
|
}
|
|
}
|