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Date:      Thu, 8 Jul 2004 12:38:33 +0930
From:      "Daniel O'Connor" <doconnor@gsoft.com.au>
To:        freebsd-hackers@freebsd.org, ticso@cicely.de
Cc:        Greg Hormann <ghormann@alumni.indiana.edu>
Subject:   Re: Controlling the Serial port
Message-ID:  <200407081238.33380.doconnor@gsoft.com.au>
In-Reply-To: <20040707225039.GV12877@cicely12.cicely.de>
References:  <20040706225135.V32380@hormann.tzo.cc> <20040707225039.GV12877@cicely12.cicely.de>

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On Thu, 8 Jul 2004 08:20, Bernd Walter wrote:
> The problem is timing as we need to have the transmitter disabled
> bevor the connected device responds to our request.
> There is no garanty that this is allways fast enough from userland.
> It can also be a good idea to clear the receive buffer after enabling
> the transmitter and bevor sending anything to wast stall data.

One way of doing this would be to write a loadable line discipline..

I have been meaning to do this but haven't got around to it yet :)

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Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
  -- Andrew Tanenbaum
GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C
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