patch to add additional devices to uftdi(4)

I couldn't find a maintainer for uftdi(4), so I sent the patch in as a PR. It is available here: http://www.freebsd.org/cgi/query-pr.cgi?pr=67357 It adds support for the Intrepid Control Systems USB based vehicle bus interfaces. Earlier, I submited a PR that contains a patch that should be igno

Re: tty layer and lbolt sleeps

On Tuesday 16 September 2003 04:47 pm, Mike Durian wrote: > I'm trying to implement a serial protocol that is timing sensitive. > I'm noticing things like drains and reads and blocking until the > next kernel tick. I believe this is due to the lbolt sleeps > in the tty.c cod

Re: tty layer and lbolt sleeps

On Wednesday 17 September 2003 12:55 am, Terry Lambert wrote: > > You need your process to become a process group leader, and then > you need the serial port you are interested in to become the > controlling tty for your process. I thought daemon(3) and TIOCSCTTY would do the trick, however after

tty layer and lbolt sleeps

I'm trying to implement a serial protocol that is timing sensitive. I'm noticing things like drains and reads and blocking until the next kernel tick. I believe this is due to the lbolt sleeps in the tty.c code. It looks like I can avoid these sleeps if isbackground() returns false, however I can

Re: /dev/lpt0 - always busy, except when acpi is disabled

On Wednesday 27 August 2003 06:00 pm, Andrew Konstantinov wrote: > > I have a problem accessing the printer connected to the box via parallel > port. Whenever I try to send something to /dev/lpt0, it always responds > with 'device busy' error message, Was there any follow-up on this? I've noticed