Added Golden Axe Warrior. Added Debugger.

2026-05-08 22:51:30 +01:00
parent 25ac64fa5f
commit 778f03b55c
13 changed files with 2114 additions and 38 deletions
--- a/Core/SmsMachine.cs
+++ b/Core/SmsMachine.cs
@@ -0,0 +1,61 @@
+using Core.Cpu;
+using Core.Io;
+using Core.Memory;
+
+namespace Core
+{
+    public class SmsMachine
+    {
+        public Z80 Cpu { get; private set; }
+        public SmsMemoryBus MemoryBus { get; private set; }
+        public SmsIoBus IoBus { get; private set; }
+        public ushort? Breakpoint { get; set; } = null;
+
+        // NTSC SMS T-States per frame
+        public const int TStatesPerFrame = 59736;
+        public long TotalFrameCount { get; private set; } = 0;
+        public double FramesPerSecond { get; private set; } = 0;
+        public double FrameTime { get; private set; } = 0;
+
+        public SmsMachine()
+        {
+            MemoryBus = new SmsMemoryBus();
+            IoBus = new SmsIoBus();
+            Cpu = new Z80(MemoryBus, IoBus);
+        }
+
+        public void LoadCartridge(byte[] romData)
+        {
+            MemoryBus.LoadCartridge(romData);
+            Reset();
+        }
+
+        public void Reset()
+        {
+            MemoryBus.CleanRAMData();
+            Cpu.Reset();
+
+            // We will reset the VDP and PSG here later!
+        }
+
+        public void RunFrame()
+        {
+            long currentFrameTStates = 0;
+
+            while (currentFrameTStates < TStatesPerFrame)
+            {
+                int tStates = Cpu.Step();
+                currentFrameTStates += tStates;
+
+                // --- FUTURE EXPANSION ---
+                // VideoProcessor.Update(tStates);
+                // AudioProcessor.Update(tStates);
+
+                // if (VideoProcessor.IsVBlanking && VideoProcessor.InterruptsEnabled)
+                // {
+                //     Cpu.RequestInterrupt();
+                // }
+            }
+        }
+    }
+}