Lines Matching refs:timer
16 chop($timer = `sysctl -n kern.timecounter.hardware 2> /dev/null`);
18 $timer =~ tr/\U/\L/;
20 if ($timer eq '') {
25 $timer = $1;
32 $opt_t = $timer if !defined($opt_t);
34 if ($timer ne '') { # $timer found...
36 if ($timer ne $opt_t) { # - - and they differ
37 warn "You specified a $opt_t timer but I detected a $timer timer.\n";
46 } else { # No $timer found...
48 $timer = $opt_t; # - - so use it.
50 warn "I can't tell what timer you have. Please specify one.\n";
76 $sysctl = "machdep.".$timer."_freq";
92 Usage: $0 [-d drift_file] [-n] [-t timer]
94 and "timer" is usually "tsc" or "i8254"