hopefully fix the DMA bug without breaking everything this time.

src/ARM.cpp

@@ -325,7 +325,11 @@ s32 ARM::Execute()
 {
     if (Halted)
     {
-        if (NDS::HaltInterrupted(Num))
+        if (Halted == 2)
+        {
+            Halted = 0;
+        }
+        else if (NDS::HaltInterrupted(Num))
         {
             Halted = 0;
             if (NDS::IME[Num]&1)

src/ARM.h

@@ -43,6 +43,7 @@ public:
 
     void Halt(u32 halt)
     {
+        if (halt==2 && Halted==1) return;
         Halted = halt;
     }
 

src/NDS.cpp

@@ -561,12 +561,12 @@ void StopCPU(u32 cpu, u32 mask)
     if (cpu)
     {
         CPUStop |= (mask << 16);
-        //ARM7->Halt(2);
+        ARM7->Halt(2);
     }
     else
     {
         CPUStop |= mask;
-        //ARM9->Halt(2);
+        ARM9->Halt(2);
     }
 }