/*
 * Copyright 2013, Paweł Dziepak, pdziepak@quarnos.org.
 * Distributed under the terms of the MIT License.
 */
#ifndef KERNEL_SCHEDULER_MODES_H
#define KERNEL_SCHEDULER_MODES_H


#include <kscheduler.h>
#include <thread_types.h>


struct scheduler_mode_operations {
        const char*                             name;

        bigtime_t                               base_quantum;
        bigtime_t                               minimal_quantum;
        bigtime_t                               quantum_multipliers[2];

        bigtime_t                               maximum_latency;

        void                                    (*switch_to_mode)();
        void                                    (*set_cpu_enabled)(int32 cpu, bool enabled);
        bool                                    (*has_cache_expired)(
                                                                const Scheduler::ThreadData* threadData);
        Scheduler::CoreEntry*   (*choose_core)(
                                                                const Scheduler::ThreadData* threadData);
        Scheduler::CoreEntry*   (*rebalance)(
                                                                const Scheduler::ThreadData* threadData);
        void                                    (*rebalance_irqs)(bool idle);
};

extern struct scheduler_mode_operations gSchedulerLowLatencyMode;
extern struct scheduler_mode_operations gSchedulerPowerSavingMode;


namespace Scheduler {


extern scheduler_mode gCurrentModeID;
extern scheduler_mode_operations* gCurrentMode;


}


#endif  // KERNEL_SCHEDULER_MODES_H