On Thu, Jan 04, 2001 at 03:59:39PM +0100, Wolfgang Huber wrote:
> I want to install vmware under linux and in my target application i need
> a bidirectional parallel port. The device which supports bidirectional
> parallelport ist /dev/parportx and ppdev is the module behind this
> device.
> I hope, this is correct so far.
Yes, but /dev/lp0 also provides nibble mode. Is that enough?
> Here is my problem:
> Every attempt to write or read from /dev/parport ends with the error
> message:
> "Invalid parameter" ?
You need to poke it with ioctls first, unfortunately. See
linux/include/linux/ppdev.h.
Tim.
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