Date: Mon, 07 Dec 1998 16:45:17 -0800 From: Mike Smith <mike@smith.net.au> To: Michael Robinson <robinson@netrinsics.com> Cc: freebsd-stable@FreeBSD.ORG, robinson@public.bta.net.cn Subject: Re: Weird problem with nlpt Message-ID: <199812080045.QAA01408@dingo.cdrom.com> In-Reply-To: Your message of "Mon, 07 Dec 1998 17:20:47 GMT." <199812071720.RAA00349@netrinsics.com>
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> I previously wrote: > > >I'm running 2.2.7-RELEASE with ppbus on a Tecra 510CDT. The ppbus works > >fine with the vpo driver and my external Zip drive. However, I just added > >a new printer (Epson Stylus Color 800) which works fine on this hardware > >under Win95, but badly misbehaves with nlpt. > > > >If I run this command line: > > > > % echo -n '123^L' | lpr -lh > > > >I get a page that looks like this: > > > > +----------- > > | > > | 112233 > > | > > > >If I print a longer document, the printer gets a dozen or so bytes into the > >job and hangs. "ps -axl" shows the lpd process waiting on "nlptwr". > >Eventually lpd times out and dies, leaving the printer waiting for input. > > I finally got around to compiling a non-ppbus kernel, and the old lpt driver > works flawlessly with my hardware/software. The ppbus drivers work flawlessly > with the vpo driver. The ppbus nlpt driver, however, just stutters and stalls. > > I think I have pretty conclusively ruled out pilot error on this problem. > Does anyone have any suggestions on likely bugs to look for, or should I > just put this on the pile of PR's and maintain separate kernels for ppbus and > printing? I don't recall you showing us the kernel config line from this one; can you just check that you had 'tty' on the 'ppc' line? Note that this is incompatible with 'vpo' which wants 'bio' on that line. We need to resolve this within the ppbus infrastructure, which should happen soon. -- \\ Sometimes you're ahead, \\ Mike Smith \\ sometimes you're behind. \\ mike@smith.net.au \\ The race is long, and in the \\ msmith@freebsd.org \\ end it's only with yourself. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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