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ca13734bf0
Add kernel (Cortex-M0/M3/M4, Tricore, S32K, RISC-V ports), drivers, middleware (CAN stack, diagnostics, safety), applications, board support, build/test tooling, and documentation.
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
/**
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* @file scheduler.h
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* @brief Priority-based preemptive scheduler
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*/
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#ifndef SCHEDULER_H
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#define SCHEDULER_H
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#include "kernel.h"
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#include "task.h"
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/* Scheduler Types */
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typedef enum {
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SCHEDULER_PRIORITY_PREEMPTIVE = 0,
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SCHEDULER_ROUND_ROBIN = 1,
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SCHEDULER_EDF = 2, /* Earliest Deadline First */
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SCHEDULER_RATE_MONOTONIC = 3
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} SchedulerType_t;
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/* Scheduler Configuration */
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typedef struct {
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SchedulerType_t type;
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TickType_t time_slice_ticks; /* For round-robin */
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bool enable_deadline_monitoring;
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} SchedulerConfig_t;
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/* Scheduler Interface */
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void scheduler_init(const SchedulerConfig_t* config);
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void scheduler_start(void);
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void scheduler_tick(void);
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void scheduler_add_task(TaskHandle_t task);
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void scheduler_remove_task(TaskHandle_t task);
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void scheduler_update_task_state(TaskHandle_t task, TaskState_t new_state);
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TaskHandle_t scheduler_select_next_task(void);
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void scheduler_context_switch(TaskHandle_t next_task);
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/* Scheduler Statistics */
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typedef struct {
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uint32_t context_switches;
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uint32_t preemptions;
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TickType_t max_scheduling_latency;
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TickType_t total_idle_time;
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} SchedulerStatistics_t;
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void scheduler_get_statistics(SchedulerStatistics_t* stats);
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#endif /* SCHEDULER_H */
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