o add my bsnes branch

tools/bsnes/chip/dsp1/dsp1.hpp

@@ -0,0 +1,18 @@
+#include "dsp1emu.hpp"
+
+class DSP1 : public Memory {
+private:
+  Dsp1 dsp1;
+  bool addr_decode(uint16 addr);
+
+public:
+  void init();
+  void enable();
+  void power();
+  void reset();
+
+  uint8 read(unsigned addr);
+  void write(unsigned addr, uint8 data);
+};
+
+extern DSP1 dsp1;