#!/usr/bin/env bash
set -u
CONF="$1"
LOG="$2"
BASE=/sys/kernel/debug/ieee80211/phy0/ath9k
pkill -x ptp4l 2>/dev/null || true
pkill -f "[p]tp_step_watch.py" 2>/dev/null || true
for f in ptp_evtlog_reset ptp_tc_trace_reset ptp_handoff_reset; do
  [ -e "$BASE/$f" ] && printf 1 > "$BASE/$f" || true
done
for f in ptp_evtlog_ptp_only ptp_evtlog_phc ptp_tc_trace_enable ptp_stack_enable ptp_evtlog_enable; do
  [ -e "$BASE/$f" ] && printf 1 > "$BASE/$f" || true
done
rm -f /tmp/ptp4l.pid
nohup ptp4l -f "$CONF" -p /dev/ptp3 -m > "$LOG" 2>&1 < /dev/null &
echo $! > /tmp/ptp4l.pid
sleep 0.5
echo "ptp4l_pid=$(cat /tmp/ptp4l.pid 2>/dev/null) conf=$CONF log=$LOG"
for f in ptp_evtlog_enable ptp_evtlog_ptp_only ptp_evtlog_phc ptp_tc_trace_enable ptp_stack_enable; do
  echo "$f=$(cat $BASE/$f 2>/dev/null || true)"
done
pgrep -af ptp4l || true