Namco 163 memory composition

src/engine/dispatch.h

@@ -441,6 +441,8 @@ enum DivMemoryEntryType {
   DIV_MEMORY_WAVE_RAM,
   DIV_MEMORY_WAVE_STATIC,
   DIV_MEMORY_ECHO,
+  DIV_MEMORY_N163_LOAD,
+  DIV_MEMORY_N163_PLAY,
   DIV_MEMORY_BANK0,
   DIV_MEMORY_BANK1,
   DIV_MEMORY_BANK2,
@@ -470,15 +472,25 @@ struct DivMemoryEntry {
     end(0) {}
 };
 
+enum DivMemoryWaveView: unsigned char {
+  DIV_MEMORY_WAVE_NONE=0,
+  DIV_MEMORY_WAVE_4BIT, // Namco 163
+  DIV_MEMORY_WAVE_6BIT, // Virtual Boy
+};
+
 struct DivMemoryComposition {
   std::vector<DivMemoryEntry> entries;
   String name;
   size_t capacity;
   size_t used;
+  const unsigned char* memory;
+  DivMemoryWaveView waveformView;
   DivMemoryComposition():
     name(""),
     capacity(0),
-    used(0) {}
+    used(0),
+    memory(NULL),
+    waveformView(DIV_MEMORY_WAVE_NONE) {}
 };
 
 class DivEngine;