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#ifndef _FEATHER_TRACE_H_
#define _FEATHER_TRACE_H_
int ft_enable_event(unsigned long id);
int ft_disable_event(unsigned long id);
int ft_is_event_enabled(unsigned long id);
int ft_disable_all_events(void);
#ifndef __ARCH_HAS_FEATHER_TRACE
/* provide default implementation */
#define feather_callback
#define MAX_EVENTS 1024
extern int ft_events[MAX_EVENTS];
#define ft_event(id, callback) \
if (ft_events[id]) callback();
#define ft_event0(id, callback) \
if (ft_events[id]) callback(id);
#define ft_event1(id, callback, param) \
if (ft_events[id]) callback(id, param);
#define ft_event2(id, callback, param, param2) \
if (ft_events[id]) callback(id, param, param2);
#define ft_event3(id, callback, p, p2, p3) \
if (ft_events[id]) callback(id, p, p2, p3);
#endif
#endif
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