Re: cat, cp operations for tty driver (like for char one)

["linux-os \(Dick Johnson\)" <linux-os@analogic.com>]

On Thu, 15 Feb 2007, Mockern wrote:

> I have a question about linux tty driver
>
> how to support cp, cat operations in tty driver (like tiny_tty)?
> (e.g. echo "hello tty" > /dev/ttyS3, cat < ttyS10 etc)
>
> There a lot of examples with char drivers, but I could not find it for tty Linux driver.
>

It works out of the box. Just keep hardware flow-control turned off
if there are no receivers connected to the output port. Also, you need
to set up the port's baud-rate and (usually) to make it transparent to
control characters (man tc-get/set-attr).

Cheers,
Dick Johnson
Penguin : Linux version 2.6.16.24 on an i686 machine (5592.61 BogoMips).
New book: http://www.AbominableFirebug.com/
_


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