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Allow one to set utc_timescale via config. #15

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Allow one to set utc_timescale via config. #15

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1 change: 1 addition & 0 deletions clock.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1312,6 +1312,7 @@ struct clock *clock_create(enum clock_type type, struct config *config,
max_adj = sysclk_max_freq();
sysclk_set_leap(0);
}
c->utc_timescale = config_get_int(config, NULL, "utc_timescale");
c->utc_offset_set = 0;
c->leap_set = 0;
c->time_flags = c->utc_timescale ? 0 : PTP_TIMESCALE;
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1 change: 1 addition & 0 deletions config.c
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Expand Up @@ -362,6 +362,7 @@ struct config_item config_tab[] = {
GLOB_ITEM_INT("use_syslog", 1, 0, 1),
GLOB_ITEM_STR("userDescription", ""),
GLOB_ITEM_INT("utc_offset", CURRENT_UTC_OFFSET, 0, INT_MAX),
GLOB_ITEM_INT("utc_timescale", 0, 0, 1),
GLOB_ITEM_INT("verbose", 0, 0, 1),
GLOB_ITEM_INT("write_phase_mode", 0, 0, 1),
};
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5 changes: 5 additions & 0 deletions ptp4l.8
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Expand Up @@ -969,6 +969,11 @@ The user description string. Allowed values are of the form
name;location and contain at most 128 utf8 symbols. The default is an
empty string.

.TP
.B utc_timescale
By default TAI timescale is used in case of HW timestamping and UTC for
SW timestamps. One can override this with the setting. Allowed values 0, 1.

.TP
.B utc_offset
The current offset between TAI and UTC.
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