req.type=PTP_CLK_REQ_EXTTS; enable=req.extts.flags&PTP_ENABLE_FEATURE?1:0; err=ops->enable(ops,&req,enable); break; casePTP_PEROUT_REQUEST: if(copy_from_user(&req.perout,(void__user*)arg, sizeof(req.perout))){ err=-EFAULT; ...
GNSS FFO = %.6f ppb, PTP FFO = %.6f ppb Information received by the Reference Tracker Supervisor from GNSS Supervisor: GNSS ToD and PTP ToD values latched on the rising edge of the 1PPS input and the current Fractional Frequency Offset of the GNSS DPLL and PTP DCO in parts-per-billion...
pulses • One pulse per second (PPS), which is a very accurate synchronization pulse that has no time of day or date information Networked Timing Systems The Ethernet networks now widely used for substation automation systems can synchronize the internal clocks of devices throughout a substation....
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/* The 'p' and 'req' paremeters are needed for the GET actions that operate * on per-client datasets. If such actions do not apply to the caller, it is * allowed to pass both of them as NULL. */ static int clock_management_fill_response(struct clock *c, struct port *p, ...
pulses • One pulse per second (PPS), which is a very accurate synchronization pulse that has no time of day or date information Networked Timing Systems The Ethernet networks now widely used for substation automation systems can synchronize the internal clocks of devices throughout a substation....
ext = bp->ts3; break; case 4: ext = bp->ts4; break; case 5: ext = bp->pps; break; } break; case PTP_CLK_REQ_PPS: req = OCP_REQ_PPS; ext = bp->pps; break; case PTP_CLK_REQ_PEROUT: switch (rq->perout.index) { case 0: /* This is a request for 1PPS on an...
logMinPdelayReqInterval 0 operLogPdelayReqInterval 0 announceReceiptTimeout 3 syncReceiptTimeout 0 delayAsymmetry 0 @@ -73,6 +75,8 @@ max_frequency 900000000 clock_servo pi sanity_freq_limit 200000000 ntpshm_segment 0 servo_num_offset_values 10 servo_offset_threshold 0 # # Transport options...
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(struct port *p, struct ptp_message *msg, int error_id) { if (port_management_error(port_identity(p), p, msg, error_id)) pr_err("failed to send management error status"); } /* The 'p' and 'req' paremeters are needed for the GET actions that operate * on per-client datasets...