Date: Sat, 14 Jun 2014 08:39:42 +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: <539BEE2E.9050108@selasky.org> In-Reply-To: <20140613184921.GA1748@La-Habana> References: <20140601130025.GA2255@La-Habana> <538B6693.5010108@selasky.org> <20140601175846.GA2104@La-Habana> <538B6C4F.9050205@selasky.org> <20140602150802.GA1950@La-Habana> <538C9A83.7050606@selasky.org> <20140610054403.GA1589@La-Habana> <539964AB.1030909@selasky.org> <20140613184921.GA1748@La-Habana>
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On 06/13/14 20:49, Matthias Apitz wrote: > El día Thursday, June 12, 2014 a las 10:28:27AM +0200, Hans Petter Selasky escribió: > >>> I've pluged'in the USB-2-parallel cable into a Win7 laptop and Win >>> recogniced the model of the printer at the other end of the cable fine >>> as HP LasetJet 4ML and prints ofc fine too. I'm surprised, btw, that the >>> toner after so many years in the cellary is still fine :-) >>> >>> And now? >> >> Maybe you can sniff the USB traffic on the Win7 laptop, so that we can >> compare the order of USB events. > > I have tried with no luck the tool from > > http://sourceforge.net/projects/usbsnoop/ > > and as well the way described here with M$ tools: > > http://blogs.msdn.com/b/usbcoreblog/archive/2009/12/04/etw-in-the-windows-7-usb-core-stack.aspx > > I can not get any use full traffic dump from them. Someone could point > me to a working tool for Win7. I know, our list deals with FreeBSD > software, but it is some kind of re-engineering why Win7 works with a > device and FreeBSD does not :-) > > Thanks > > matthias > Hi, You might be able to remove "ulpt" driver from the kernel config and also "mv -i /boot/kernel/ulpt.ko /boot/kernel/ulpt.ko.old" and run Win7 from Virtualbox or a VM and see what happens. Then you can sniff the USB traffic in the VM USB host. --HPS
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