On Wed, 23 Feb 2000, you wrote:
> Hello.
>
> I'm using an Agfa 1236S with the snapscan backend (src-1.0.tar.gz).
> Scanimage (for example) doesn't work and left the computer in a funny
> state. Actually, the driver hangs, and since I've only SCSI disks,
> everything slowly blocks as disks are solicited. The kernel log shows
> that requests to disks (on the same scsi card) timeout.
> The problem can be traced back to the piece of code requesting scanner
> self-test. I just commented out that portion (diff -u included at the
> end of this message) and everything works fine. I believe the problem
> to be actually in the generic SCSI driver (that shouldn't crash so
> badly whatever trash may be sent to it), however this is a workaround.
That's interesting. I've got reports from Snapscan 1212U owners about USB-bus
lockups when using my patched snapscan backend. The problem was traced to
the self-test command. After filtering out this command in the USB
command sending routines the scanner has worked perfectly.
Henrik
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This archive was generated by hypermail 2b29 : Wed Feb 23 2000 - 01:26:35 PST