Date: Sat, 27 Jun 1998 11:47:19 -0700 From: Mike Smith <mike@smith.net.au> To: boia01@gel.usherb.ca Cc: Mike Smith <mike@smith.net.au>, Zach Heilig <zach@gaffaneys.com>, current@FreeBSD.ORG Subject: Re: ppbus is broken. Message-ID: <199806271847.LAA15615@antipodes.cdrom.com> In-Reply-To: Your message of "Fri, 26 Jun 1998 20:44:25 EDT." <Pine.BSF.3.95q.980626203916.12156B-100000@teel.info-noire.com>
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> On Mon, 22 Jun 1998, Mike Smith wrote: > > > In a kernel with these lines: > > > controller ppbus0 > > > device nlpt0 at ppbus? > > > controller ppc0 at isa? port? irq 7 vector ppcintr > > > > > > There is data corruption for some binary data sent to the printer. When > > > printing a postscript file with ghostscript, the printer will print properly > > > for a bit of the page, then start printing garbage. (The printer is a > > > Deskjet 890C if that matters at all). > > > > > > The old driver: > > > device lpt0 at isa? port? tty irq 7 vector lptintr > > > > > > works well. > > > > I've seen this before; the ppbus author and I are trying to narrow the > > fault down. I take it that you don't have anything else on the ppbus? > > > > Just for the records, I use the new "ppbus" driver with -STABLE and I am > seeing the same "garbage" corruption with my printers (an HP LaserJet > III/pcl5 or Brother LP-8h/postscript, depending on which one is plugged) > > >From my experience, I get garbage when my ZIP drive is not plugged (only > one printer connected to a direct parallel cable). > > If you need more information, I'd be glad to supply them. Do you have 'tty' on the 'ppc' line in your kernel config? This appears to be a critical item. -- \\ 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-current" in the body of the message
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