On Thu, 1 Jun 2000, Louis Koziarz wrote:
> I'm writing a parallel port driver under RTAI 1.3 (redhat kernel
> 2.2.14-5.0). I'm noticing that as soon as the kernel unpacks and tbe boot
> process begins, the data lines on the parallel port start thrashing like
> crazy. The control lines are quiet, however.
May be they are configured as inputs by default (no driver)? Try to connect
some of them with 2 kOhm resistor to +5V and see then.
Could be also that some drivers autoprobing are looking there. I think there
was some way of making IO region excluded from autoprobe.
--
Tomek
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