static public void OptReset()
{
Z80.Reset();
CRTC.Reset();
PPI.Reset();
UPD.Reset();
VGA.Reset();
}
public Form1()
{
InitializeComponent();
Show();
desasm.Init();
VGA.DecodeurAdresse = 0; // VGA.ROMSUP_OFF;
Z80.Init();
pictureBox1.Image = VGA.Init(pictureBox1.Width, pictureBox1.Height);
PPI.Init();
UPD.Init();
CRTC.Init();
Keyboard.OptReset();
int nbCycles = 0;
while (!finMain)
{
int cycle = Z80.ExecInstr();
bool DoResync = CRTC.CycleCRTC(cycle);
UPD.Cycle(cycle);
nbCycles += cycle;
if (debugMode.Checked)
{
while (!doExec && debugMode.Checked)
{
DoRefresh();
}
doExec = false;
}
else
{
if ((DoResync && nbCycles > 1000) || nbCycles > 100000)
{
DoRefresh();
nbCycles = 0;
}
}
}
}
static public void Load(string fileName)
{
BinaryReader br = new BinaryReader(new FileStream(fileName, FileMode.Open));
string id = System.Text.Encoding.UTF8.GetString(br.ReadBytes(0x10));
byte Version = br.ReadByte();
if (id.Substring(0, 8) == "MV - SNA")
{
Z80.AF.Word = br.ReadUInt16();
Z80.BC.Word = br.ReadUInt16();
Z80.DE.Word = br.ReadUInt16();
Z80.HL.Word = br.ReadUInt16();
Z80.IR.Word = br.ReadUInt16();
Z80.IFF1 = br.ReadByte();
Z80.IFF2 = br.ReadByte();
Z80.IX.Word = br.ReadUInt16();
Z80.IY.Word = br.ReadUInt16();
Z80.SP.Word = br.ReadUInt16();
Z80.PC.Word = br.ReadUInt16();
Z80.InterruptMode = br.ReadByte();
Z80._AF.Word = br.ReadUInt16();
Z80._BC.Word = br.ReadUInt16();
Z80._DE.Word = br.ReadUInt16();
Z80._HL.Word = br.ReadUInt16();
byte InkReg = br.ReadByte();
for (int i = 0; i < 17; i++)
{
byte val = br.ReadByte();
VGA.Write(i);
VGA.Write(0x40 | (val & 0x1F));
VGA.SyncColor();
}
VGA.Write(InkReg);
VGA.Write(0x80 | br.ReadByte());
VGA.Write(0xC0 | (br.ReadByte() & 7));
byte CrtcIndex = br.ReadByte();
for (int i = 0; i < 18; i++)
{
byte val = br.ReadByte();
CRTC.Write(0, i);
CRTC.Write(0x100, val);
}
CRTC.Write(0, CrtcIndex);
VGA.NumRomExt = br.ReadByte();
PPI.RegsPPI = br.ReadBytes(4);
byte PsgIndex = br.ReadByte();
byte[] PsgData = br.ReadBytes(16);
ushort MemSize = br.ReadUInt16();
byte CpcType = br.ReadByte();
byte LastInt = br.ReadByte();
byte[] ScrMode = br.ReadBytes(6);
byte[] DrvAName = br.ReadBytes(13);
byte[] DrvBName = br.ReadBytes(13);
byte[] CartName = br.ReadBytes(13);
UPD.Moteur = br.ReadByte();
UPD.CurrTrack = br.ReadBytes(4);
byte PrinterData = br.ReadByte();
byte EnvStep = br.ReadByte();
byte EnvDir = br.ReadByte();
byte CrtcType = br.ReadByte();
int Unused3 = br.ReadInt32();
byte HCC = br.ReadByte();
byte Unused4 = br.ReadByte();
CRTC.VCC = br.ReadByte();
CRTC.VLC = br.ReadByte();
CRTC.VtAdj = br.ReadByte();
CRTC.TailleHBL = br.ReadByte();
CRTC.TailleVBL = br.ReadByte();
ushort CrtcFlag = br.ReadUInt16();
CRTC.SyncCount = br.ReadByte();
CRTC.CntHSync = br.ReadByte();
Z80.IRQ = br.ReadByte();
byte[] Unused5 = br.ReadBytes(0x4B);
tmpRam = br.ReadBytes(1024 * MemSize);
System.Buffer.BlockCopy(tmpRam, 0, VGA.ram, 0, tmpRam.Length);
}
br.Close();
}
