/**
 ******************************************************************************
 * Xenia : Xbox 360 Emulator Research Project                                 *
 ******************************************************************************
 * Copyright 2013 Ben Vanik. All rights reserved.                             *
 * Released under the BSD license - see LICENSE in the root for more details. *
 ******************************************************************************
 */

#ifndef XENIA_CPU_PROCESSOR_H_
#define XENIA_CPU_PROCESSOR_H_

#include <mutex>
#include <vector>

#include <xenia/core.h>


XEDECLARECLASS2(alloy, runtime, Breakpoint);
XEDECLARECLASS1(xe, Emulator);
XEDECLARECLASS1(xe, ExportResolver);
XEDECLARECLASS1(xe, Memory);
XEDECLARECLASS2(xe, cpu, XenonMemory);
XEDECLARECLASS2(xe, cpu, XenonRuntime);
XEDECLARECLASS2(xe, cpu, XenonThreadState);
XEDECLARECLASS2(xe, cpu, XexModule);


namespace xe {
namespace cpu {


enum class Irql : uint32_t {
  PASSIVE = 0,
  APC = 1,
  DISPATCH = 2,
  DPC = 3,
};


class Processor {
public:
  Processor(Emulator* emulator);
  ~Processor();

  ExportResolver* export_resolver() const { return export_resolver_; }
  XenonRuntime* runtime() const { return runtime_; }
  Memory* memory() const { return memory_; }

  int Setup();

  int Execute(
      XenonThreadState* thread_state, uint64_t address);
  uint64_t Execute(
      XenonThreadState* thread_state, uint64_t address, uint64_t args[],
      size_t arg_count);

  Irql RaiseIrql(Irql new_value);
  void LowerIrql(Irql old_value);

  uint64_t ExecuteInterrupt(
      uint32_t cpu, uint64_t address, uint64_t args[], size_t arg_count);

private:
  Emulator*           emulator_;
  ExportResolver*     export_resolver_;

  XenonRuntime*       runtime_;
  Memory*             memory_;

  Irql                irql_;
  std::mutex          interrupt_thread_lock_;
  XenonThreadState*   interrupt_thread_state_;
  uint64_t            interrupt_thread_block_;
};


}  // namespace cpu
}  // namespace xe


#endif  // XENIA_CPU_PROCESSOR_H_