On Mon, Mar 16, 2015 at 03:48:33PM -0400, 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. > > Accordingly, two questions: > > 1. Has support for Oxford Espresso been merged? If so, in what version? What type of device is this, USB or PCI? Any idea what the device id is for it? > 2. Does the driver support TIOCMIWAIT for this device? Don't know, the answer to the first question will help with that ;) > If the answers to these questions are unhappy, > > 3. Can the list recommend a TIOCMIWAIT-supporting card with more than 4 ports? USB or PCI? thanks, greg k-h -- 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
