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include/kernel/timer.h

@@ -0,0 +1,24 @@
+#ifndef _KERNEL_TIMER_H
+#define _KERNEL_TIMER_H
+
+#include <stdint.h>
+#include <stddef.h>
+#include <stdbool.h>
+
+typedef void (*timer_callback_t)(uint64_t data);
+
+typedef struct timer_list {
+    uint64_t expires;
+    timer_callback_t function;
+    uint64_t data;
+    bool active;
+    struct timer_list* next;
+} timer_list_t;
+
+void timer_wheel_init(void);
+void timer_add(timer_list_t* timer);
+void timer_mod(timer_list_t* timer, uint64_t expires);
+void timer_del(timer_list_t* timer);
+void timer_tick(void);
+
+#endif // _KERNEL_TIMER_H