#ifndef _DRV_OMAP35X_GPT_HH_
#define _DRV_OMAP35X_GPT_HH_

#include <cstdint>
#include <memory>

#include "omap35x_intc.hh"

#define USTIMER_PER_US 26
#define TICKTIMER_MS 10

class OMAP35x_GPT_impl;

class OMAP35x_GPT {
public:
// Initialize a General-Purpose Timer
  OMAP35x_GPT(uintptr_t base, int irq);
  ~OMAP35x_GPT();

  // Configure the GPT as the system tick timer (10 ms)
  // The GPT must be GPTIMER1, GPTIMER2 or GPTIMER10 because the 1ms-Tick functionality is needed
  void ticktimer(int_handler_t handler);

  uint32_t getTicks() const;
  
  // Configure the GPT as the system microsecond timer
  // The GPT counts up at USTIMER_PER_US counts/us
  void ustimer();

  uint32_t getCounter();

private:
  std::unique_ptr<OMAP35x_GPT_impl> impl_;
};

#endif