#include <dtracy.h>

#include "u.h"
#include "../port/lib.h"
#include "mem.h"
#include "dat.h"
#include "fns.h"
#include "../port/error.h"

#include <dtracy.h>

static DTProbe *timerprobe;

static void
dtracytimer(void *)
{
DTTrigInfo info;

memset(&info, 0, sizeof(info));
for(;;){
tsleep(&up->sleep, return0, nil, 1000);
dtptrigger(timerprobe, &info);
}
}

static void
timerprovide(DTProvider *prov)
{
timerprobe = dtpnew("timer::1s", prov, nil);
}

static int
timerenable(DTProbe *)
{
static int gotkproc;

if(!gotkproc){
kproc("dtracytimer", dtracytimer, nil);
gotkproc=1;
}
return 0;
}

static void
timerdisable(DTProbe *)
{
}

DTProvider dtracytimerprov = {
.name = "timer",
.provide = timerprovide,
.enable = timerenable,
.disable = timerdisable,
};