[sane-devel] Acer Vuego 310s (scsi) under FreeBSD

Oliver Schwartz Oliver.Schwartz@gmx.de
Sun, 23 Sep 2001 18:43:25 +0200


> > As far as I can see the maximum resolution for this scanner is 300 dpi,
> > which should result in a maximum line length of ~7650 bytes. But maybe
> > I'm mistaken somewhere.
> right, the guess with the one one scan line exceeding the SCSI buffer
> size is indeed nonsense. But the backend should nevertheless ensure with
> the help of sanei_scsi_max_request_size that the read/write data for
> SCSI commands do not exceed the limit set by the OS.

You're right. At the moment it uses a constant value as maximum buffer length 
(63 KB). I'll change this to use sanei_scsi_max_request_size. 

However, the original problem under FreeBSD is probably related to something