Re: Some more details on parport autoprobing bug

Tim Waugh (twaugh@redhat.com)
Mon, 20 Dec 1999 16:23:44 +0000 (GMT)


On Mon, 20 Dec 1999, Bernhard Rosenkraenzer wrote:

> The printer seems to have a problem switching to IEEE1284_DEVICEID mode
> shortly after initialization.

This is quite believable: it gets reset when parport_pc loads, and it
might be a bit dazed for a short time afterward.

> It happens in userspace, too, if the program accessing /dev/parport0 has
> to autoload the module.

What exactly is getting autoloaded -- the whole parport stack? Can you
see how long after parport_pc loads you have to wait before things are
okay again? Put a post-install parport_pc rule in modules.conf to sleep
for varying numbers of seconds.

Thanks,
Tim.
*/

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