Date: Tue, 17 Jun 2014 09:05:40 +0200 From: Hans Petter Selasky <hps@selasky.org> To: Matthias Apitz <guru@unixarea.de> Cc: freebsd-usb@freebsd.org Subject: Re: Fwd: USB to parallel for printer HP LaserJet 4mL Message-ID: <539FE8C4.9090606@selasky.org> In-Reply-To: <20140617065534.GA1634@La-Habana> References: <20140616083302.GA1790@La-Habana> <539EB3D7.7040802@selasky.org> <20140616091858.GA1945@La-Habana> <539EBB4B.2070401@selasky.org> <20140616100709.GA2201@La-Habana> <539EC2A1.6040803@selasky.org> <20140616151022.GA1657@La-Habana> <539F0D98.6040703@selasky.org> <20140617055446.GA1427@La-Habana> <539FDFB1.1090007@selasky.org> <20140617065534.GA1634@La-Habana>
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On 06/17/14 08:55, Matthias Apitz wrote: > El día Tuesday, June 17, 2014 a las 08:26:57AM +0200, Hans Petter Selasky escribió: > >> Can you try to set: >> >> sysctl hw.usb.no_cs_fail=1 >> >> before trying the device again? > > Hi, > > Success!!! I reverted the changes in ulpt.c and with the above setting, > printing works to both devices, /dev/ulpt0 and /dev/unlpt0. I just > concatenated a PostScript file to them as > > # cat psfile > /dev/ulpt0 > > What does the above mean? > > I have to add it to /boot/loader.conf or /etc/sysctl.conf. > > Thanks for you patient help. > > matthias > Hi, I think the USB stack is trying to reset the ULPT device, because it does not respond on the control endpoint any more. See TIMEOUT messages in dmesg and usbdump. By setting "no_cs_fail" to non-zero this behaviour is disabled. --HPS
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