Hi Eric, On 03/16/2015 03:48 PM, Eric S. Raymond wrote: > I'm considering buying an 8-port serial card based on the Oxford > Espresso chipset for a test laboratory I'm setting up. The > application is watching time-service GPSes for 1PPS. > > I'm concerned about TIOCMIWAIT support - I need to be able to wait > a thread on 1PPS handshake transitions. Can I ask why you're using TIOCMIWAIT rather than the Linux PPS api? Perhaps the kernel api needs extended to support other requirements? Regards, Peter Hurley -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html