From f89e20320913b4181f39c86e55275526430610a8 Mon Sep 17 00:00:00 2001 From: Richard Cochran Date: Fri, 5 Jul 2013 21:40:06 +0200 Subject: [PATCH] Add a configuration option for the time source. Signed-off-by: Richard Cochran --- config.c | 6 ++++++ default.cfg | 1 + ptp4l.8 | 8 +++++++- 3 files changed, 14 insertions(+), 1 deletion(-) diff --git a/config.c b/config.c index ad63bba..854a703 100644 --- a/config.c +++ b/config.c @@ -445,6 +445,12 @@ static enum parser_result parse_global_setting(const char *option, return r; cfg->dds.kernel_leap = val; + } else if (!strcmp(option, "timeSource")) { + r = get_ranged_int(value, &val, 0x10, 0xfe); + if (r != PARSED_OK) + return r; + cfg->dds.time_source = val; + } else return NOT_PARSED; diff --git a/default.cfg b/default.cfg index 6297925..e10d257 100644 --- a/default.cfg +++ b/default.cfg @@ -64,3 +64,4 @@ productDescription ;; revisionData ;; manufacturerIdentity 00:00:00 userDescription ; +timeSource 0xA0 diff --git a/ptp4l.8 b/ptp4l.8 index fb49b21..5a9e8b4 100644 --- a/ptp4l.8 +++ b/ptp4l.8 @@ -1,4 +1,4 @@ -.TH PTP4l 8 "November 2012" "linuxptp" +.TH PTP4l 8 "July 2013" "linuxptp" .SH NAME ptp4l \- PTP Boundary/Ordinary Clock @@ -350,6 +350,12 @@ one-second offset slowly by changing the clock frequency (unless the .B pi_offset_const option is set to correct such offset by stepping). Relevant only with software time stamping. The default is 1 (enabled). +.TP +.B timeSource +The time source is a single byte code that gives an idea of the kind +of local clock in use. The value is purely informational, having no +effect on the outcome of the Best Master Clock algorithm, and is +advertised when the clock becomes grand master. .SH TIME SCALE USAGE