Pm.hxx

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#ifndef __xwos_cxx_Pm_hxx__
#define __xwos_cxx_Pm_hxx__
 
#include <xwos/osal/pm.hxx>
 
namespace xwos {
 
template<xwid_t TCpu = 0UL>
class Pm
{
  public:
    enum PmStage : xwsq_t {
        PmStageSuspended = XWOS_PM_STAGE_SUSPENDED, 
        PmStageSuspending = XWOS_PM_STAGE_SUSPENDING, 
        PmStageResuming = XWOS_PM_STAGE_RESUMING, 
        PmStageFreezing = XWOS_PM_STAGE_FREEZING, 
        PmStageThawing = XWOS_PM_STAGE_THAWING, 
        PmStageRunning = XWOS_PM_STAGE_RUNNING, 
    };
 
  protected:
    Pm() { xwos_pm_set_op(TCpu, sResumePeriph, sSuspendPeriph, sWakeupCpu, sSleepCpu, this); }
    virtual ~Pm() {}
    virtual void resumePeriph() = 0;
    virtual void suspendPeriph() = 0;
    virtual void wakeupCpu() = 0;
    virtual void sleepCpu() = 0;
    void suspend() { xwos_pm_suspend(); }
  public:
    void resume() { xwos_pm_resume(); }
    enum PmStage stage() { return (enum PmStage)xwos_pm_get_stage(); }
 
  private:
    static void sResumePeriph(void * obj)
    {
        Pm * mgr = reinterpret_cast<Pm *>(obj);
        mgr->resumePeriph();
    }
    static void sSuspendPeriph(void * obj)
    {
        Pm * mgr = reinterpret_cast<Pm *>(obj);
        mgr->suspendPeriph();
    }
    static void sWakeupCpu(void * obj)
    {
        Pm * mgr = reinterpret_cast<Pm *>(obj);
        mgr->wakeupCpu();
    }
    static void sSleepCpu(void * obj)
    {
        Pm * mgr = reinterpret_cast<Pm *>(obj);
        mgr->sleepCpu();
    }
};
 
} // namespace xwos
 
#endif /* xwos/cxx/Pm.hxx */