Re: problems with HP SJ 4C and Linux

Peter Kirchgessner (peter@kirchgessner.net)
Thu, 03 Jun 1999 22:19:33 +0200

Hi Britt,

do you have the Scanner at SCSI ID 0 ? If so, you can try another one
beside 0 and 7.
Maybe you can also try to use only 5MB/s (but I dont know how to
configure that).

Sincerely

Peter

Britt Bolen wrote:
>
> Well the extra debugging levels didn't get me anywhere, but when I attempt
> to do a simple scan, I get these message in my system logs...
>
> Jun 2 16:16:30 schubert kernel: scsi0 channel 0 : resetting for second
> half of retries.
> Jun 2 16:16:30 schubert kernel: SCSI bus is being reset for host 0
> channel 0.
> Jun 2 16:16:30 schubert kernel: ncr53c8xx_reset: pid=29311 reset_flags=1
> serial_number=0 serial_number_at_timeout=0
> Jun 2 16:16:30 schubert kernel: scsi0: device driver called scsi_done()
> for a syncronous reset.
> Jun 2 16:16:30 schubert kernel: ncr53c825-0: restart (scsi reset).
> Jun 2 16:16:30 schubert kernel: ncr53c825-0-<4,*>: device did not report
> SYNC.
> Jun 2 16:16:31 schubert kernel: ncr53c825-0-<0,*>: FAST-10 SCSI 10.0 MB/s
> (100 ns, offset 8)
>
> Termination is correct. (this used to work with xvscan under BSD/OS)
>
> Any other clues?
>
> thanks,
>
> Britt
>
> On Mon, 31 May 1999, Peter Kirchgessner wrote:
>
> >
> > Britt Bolen wrote:
> > >
> > > I've got a stock RedHat 6.0 Linux machine running on a P166 with an
> > > ncr53c825 scsi controller.
> > >
> > > My machine sees the scanner as
> > >
> > > Vendor: HP Model: C2520A Rev: 3503
> > > Type: Processor ANSI SCSI revision: 02
> > >
> > > scanimage gives me this info....
> > >
> > > device `hp:/dev/scanner' is a Hewlett-Packard C2520A flatbed scanner
> > >
> > > When i set SANE_DEBUG_HP to 1 and try and grab an image, i get this
> > > output... (abridged)
> > >
> > > [hp] sanei_hp_device_new: /dev/scanner: found HP ScanJet model C2520A
> > > [hp] start: No request to mirror image vertically
> > > [hp] start: No request to mirror image vertically
> > > [hp] start: 2550 pixels per line, 319 bytes, 4199 lines high
> >
> > Hi Britt,
> >
> > up to here the SCSI communication was ok. Now the large amounts of data
> > will be transfered. Several possibilities for failure:
> >
> > Termination ok ?
> > hp-backend in SANE V1.0 has some problems in it. If possible try
> > upgrading to SANE 1.01 ?
> >
> > To localize the problem, you also can increase the value of
> > SANE_DEBUG_HP and SANE_DEBUG_SANEI_SCSI.
> >
> > --Peter
> >
> > > [hp] sanei_hp_scl_startScan: Start scan
> > > [hp] start_reader: reader proces 14468 started
> > > [hp] do_read: Start reading data from scanner
> > > [hp] do_read: Error from scsi_req_wait: Error during device I/O
> > > [hp] do_read: cleaning up leftover requests
> > > [hp] read: EOF from pipe
> > > [hp] do_cancel: child exited, status = 9
> > > scanimage: sane_read: Error during device I/O
> > >
> > > and it dies...
> > >
> > > I have stock 2.2.5 kernel with the generic scsi module loaded.
> > >
> > > Any ideas on why this is dieing?
> > >
> > > thanks a lot,
> > >
> > > Britt
> > >
> > > ------------------------------------------------------------------------
> > > Britt Bolen EECS Computer Support Office
> > > Division of Engineering and Applied Sciences email: bolen@eecs
> > > Harvard University voice: 617 495-UNIX
> > > ESL 112, 40 Oxford St., Cambridge, MA, 02138 fax: 617-496-1066
> > > ------------------------------------------------------------------------
> > >
> > > --
> > > Source code, list archive, and docs: http://www.mostang.com/sane/
> > > To unsubscribe: echo unsubscribe sane-devel | mail majordomo@mostang.com
> >
> > --
> > Peter Kirchgessner
> > WWW: http://www.kirchgessner.net
> > e-mail: peter@kirchgessner.net
> >
>
> ------------------------------------------------------------------------
> Britt Bolen EECS Computer Support Office
> Division of Engineering and Applied Sciences email: bolen@eecs
> Harvard University voice: 617 495-UNIX
> ESL 112, 40 Oxford St., Cambridge, MA, 02138 fax: 617-496-1066
> ------------------------------------------------------------------------

-- 
Peter Kirchgessner
WWW:    http://www.kirchgessner.net
e-mail: peter@kirchgessner.net

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