Mikko Ty�l�j�rvi wrote:
> > I'm pretty sure that bidirectional I/O is supported, or there
> > would be no network devices.
>
> [...]
>
> Though the USB stack handles bi-directional communication, ulpt does not:
>
> Static struct cdevsw ulpt_cdevsw = {
> /* open */ ulptopen,
> /* close */ ulptclose,
> /* read */ noread, <---- !
> ...
>
> In -current, an input routine has been added, but all it does is
> discard any data that comes from the printer.
That should be trivial to correct, for anyone who wants to use
their printer, and requires bidirecitonal I/O...
But I stand corrected.
-- Terry
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