I wrote a kernel driver for the BBB timer hardware. It produces pps events for
things like ntpd to consume. The source for it is at
https://github.com/ddrown/pps-gmtimer
A side effect of this driver is it measures the interrupt latency and jitter on
the BBB hardware. The attached file interrupt
Hey Dan,
You Wrote:
I wrote a kernel driver for the BBB timer hardware. It produces pps events for
things like ntpd to consume. The source for it is at
https://github.com/ddrown/pps-gmtimer
A side effect of this driver is it measures the interrupt latency and jitter on
the BBB hardware. The
Quoting Iain Young :
:
Is your code able to support multiple inputs simultaneously ? FreeBSD's
doesn't due to some architecture issue with the timing subsystem as I
understand it.
Or is it like the FreeBSD code, and I have to select exactly one of
TIMER4-TIMER7 input pins to drive the PPS ?
In