On 1/5/2021 6:42 AM, Richard Cochran wrote:
> Signed-off-by: Richard Cochran <richardcoch...@gmail.com>
Reviewed-by: Jacob Keller <jacob.e.kel...@intel.com>
> ---
> phc2sys.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/phc2sys.c b/phc2sys.c
> index aafff6c..70155f9 100644
> --- a/phc2sys.c
> +++ b/phc2sys.c
> @@ -1024,10 +1024,10 @@ static void usage(char *progname)
> " -r synchronize system (realtime) clock\n"
> " repeat -r to consider it also as a time
> source\n"
> " manual configuration:\n"
> - " -c [dev|name] slave clock (CLOCK_REALTIME)\n"
> - " -d [dev] master PPS device\n"
> - " -s [dev|name] master clock\n"
> - " -O [offset] slave-master time offset (0)\n"
> + " -c [dev|name] time sink device (CLOCK_REALTIME)\n"
> + " -d [dev] time source PPS device\n"
> + " -s [dev|name] time source device\n"
> + " -O [offset] sink-source time offset in seconds (0)\n"
> " -w wait for ptp4l\n"
> " common options:\n"
> " -f [file] configuration file\n"
> @@ -1036,8 +1036,8 @@ static void usage(char *progname)
> " -I [ki] integration constant (0.3)\n"
> " -S [step] step threshold (disabled)\n"
> " -F [step] step threshold only on start (0.00002)\n"
> - " -R [rate] slave clock update rate in HZ (1.0)\n"
> - " -N [num] number of master clock readings per update
> (5)\n"
> + " -R [rate] update rate for the time sink devices in HZ
> (1.0)\n"
> + " -N [num] number of source clock readings per update
> (5)\n"
> " -L [limit] sanity frequency limit in ppb (200000000)\n"
> " -M [num] NTP SHM segment number (0)\n"
> " -u [num] number of clock updates in summary stats (0)\n"
>
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