haiku/headers/private/kernel/timer.h

/* 
** Copyright 2003-2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
** Distributed under the terms of the OpenBeOS License.
*/
#ifndef _KERNEL_TIMER_H
#define _KERNEL_TIMER_H


#include <KernelExport.h>


#ifdef __cplusplus
extern "C" {
#endif

struct kernel_args;

#define B_TIMER_ACQUIRE_THREAD_LOCK	0x8000
#define B_TIMER_FLAGS				B_TIMER_ACQUIRE_THREAD_LOCK

/* Timer info structure */
struct timer_info {
	const char *name;
	int (*get_priority)(void);
	status_t (*set_hardware_timer)(bigtime_t timeout);
	status_t (*clear_hardware_timer)(void);
	status_t (*init)(struct kernel_args *args);
};

typedef struct timer_info timer_info;


/* kernel functions */
status_t timer_init(struct kernel_args *);
int32 timer_interrupt(void);

#ifdef __cplusplus
}
#endif

#endif	/* _KERNEL_TIMER_H */