Re: Mustek,

David Mosberger-Tang (David.Mosberger@acm.org)
Sat, 4 Apr 1998 15:14:03 -0800

>>>>> On Fri, 3 Apr 1998 19:56:04 +0000 (GMT), ehramm@dk3uz.hh.provi.de (Edmund H. Ramm) said:

Edmund> Hello, hereby I'd like to let you know that a MFS-1200SP
Edmund> with firmware 1.07 (a single pass scanner) works fine with
Edmund> SANE. No colour problems.

Thanks for the info! I updated the man page.

Edmund> What I'd like to see in the sane-scsi man page is:

Edmund> echo "scsi add-single-device <host> <ch> <id> <lun>" >
Edmund> /proc/scsi/scsi

Edmund> and its counterpart 'remove-single-device'.

Good point. I added something to this effect to the man-page. Of
course, an even better solution would be to automate this process.
It's not completely trivial due to the dynamic mapping that Linux does
between device name and SCSI device id, but I think it's doable.
Anyone interested in taking a stab at this?

On a related topic: if you track kernel-development, you'll notice
that linux 2.1.92 has support for determining the kernel's SG_BIG_BUFF
value by reading /proc/sys/kernel/sg-big-buff. I added code to SANE
to make use of this info when it exists. What's missing in the kernel
is the ability to resize the big buffer on demand. For example, it
would be nice if it were possible to do:

echo 1048576 >/proc/sys/kernel/sg-big-buff

and the big buffer from then on would be 1MB. I know some of you have
played with huge SCSI buffers. Anyone interested in folding this
feature into the official kernel sources? I think it would be a very
cool feature that would make using SANE a lot easier.

Thanks,

--david

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