dram simulator fix

sim/simx/processor.h

@@ -1,22 +1,18 @@
 #pragma once
 
-#include "core.h"
-
 namespace vortex {
 
-class Processor : public SimObject<Processor> {
+class ArchDef;
+class RAM;
+
+class Processor {
 public:
-  SimPort<MemReq> MemReqPort;
-  SimPort<MemRsp> MemRspPort;
-  
-  Processor(const SimContext& ctx, const ArchDef& arch);
+  Processor(const ArchDef& arch);
   ~Processor();
 
   void attach_ram(RAM* mem);
 
-  bool check_exit(int* exitcode);
-
-  void step(uint64_t cycle);
+  int run();
 
 private:
   class Impl;