Miroslav Lichvar
2012-11-01 14:15:36 UTC
Signed-off-by: Miroslav Lichvar <***@redhat.com>
---
phc2sys.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/phc2sys.c b/phc2sys.c
index 7bafbed..d1df723 100644
--- a/phc2sys.c
+++ b/phc2sys.c
@@ -233,15 +233,15 @@ static void usage(char *progname)
fprintf(stderr,
"\n"
"usage: %s [options]\n\n"
- " -c [device] slave clock device, default CLOCK_REALTIME\n"
- " -d [device] master device, source of PPS events\n"
- " -h prints this message and exits\n"
- " -s [device] set the time from this PHC device\n"
- " -i [device] set the time from PHC connected to this eth device\n"
- " -P [val] set proportional constant to 'val'\n"
- " -I [val] set integration constant to 'val'\n"
- " -R [val] set PHC update rate to 'val' Hz\n"
- " -N [val] set number of PHC readings per update\n"
+ " -c [dev|name] slave clock (CLOCK_REALTIME)\n"
+ " -d [dev] master PPS device\n"
+ " -s [dev|name] master clock\n"
+ " -i [iface] master clock by network interface\n"
+ " -P [kp] proportional constant (0.7)\n"
+ " -I [ki] integration constant (0.3)\n"
+ " -R [rate] slave clock update rate in HZ (1)\n"
+ " -N [num] number of master clock readings per update (5)\n"
+ " -h prints this message and exits\n"
"\n",
progname);
}
---
phc2sys.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/phc2sys.c b/phc2sys.c
index 7bafbed..d1df723 100644
--- a/phc2sys.c
+++ b/phc2sys.c
@@ -233,15 +233,15 @@ static void usage(char *progname)
fprintf(stderr,
"\n"
"usage: %s [options]\n\n"
- " -c [device] slave clock device, default CLOCK_REALTIME\n"
- " -d [device] master device, source of PPS events\n"
- " -h prints this message and exits\n"
- " -s [device] set the time from this PHC device\n"
- " -i [device] set the time from PHC connected to this eth device\n"
- " -P [val] set proportional constant to 'val'\n"
- " -I [val] set integration constant to 'val'\n"
- " -R [val] set PHC update rate to 'val' Hz\n"
- " -N [val] set number of PHC readings per update\n"
+ " -c [dev|name] slave clock (CLOCK_REALTIME)\n"
+ " -d [dev] master PPS device\n"
+ " -s [dev|name] master clock\n"
+ " -i [iface] master clock by network interface\n"
+ " -P [kp] proportional constant (0.7)\n"
+ " -I [ki] integration constant (0.3)\n"
+ " -R [rate] slave clock update rate in HZ (1)\n"
+ " -N [num] number of master clock readings per update (5)\n"
+ " -h prints this message and exits\n"
"\n",
progname);
}
--
1.7.11.7
1.7.11.7