linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
From: Wolfgang Denk <wd@denx.de>
To: Tobias Otto-Adamczak <Tobias.Otto-Adamczak@e-technik.tu-chemnitz.de>
Cc: linuxppc-embedded@lists.linuxppc.org
Subject: Re: ISDN on MPC ?
Date: Thu, 29 Jun 2000 17:35:10 +0200	[thread overview]
Message-ID: <200006291535.RAA26178@denx.local.net> (raw)
In-Reply-To: Your message of "Thu, 29 Jun 2000 17:07:27 +0200." <Pine.GSO.4.21.0006291656470.11412-100000@samson.hrz.tu-chemnitz.de>


In message <Pine.GSO.4.21.0006291656470.11412-100000@samson.hrz.tu-chemnitz.de> you wrote:
>
> I have an MPC860 on an MBX-board running Linux 2.2.13 based on MontaVista
> sources. I want to add ISDN functionality. Has anyone of you already done
> work in this area ?

Not completed yet, but we are working on it.

The design is  based  on  the  HFC-SP  chips  by  Cologne  Chip,  see
http://www.colognechip.com/isdn/controllers/frame-hfc-sp.htm

> As far as I got it I have to write a new hardware-level driver for the
> isdn4linux subsystem, is that right ? Is anyone aware of special problems
> I have to focus ?

Interfacing the ISDN chips with the MPC8xx  bus  might  be  an  issue
(timing).  That's  why we selected a PCMCIA based design (although we
won't use a PCMCIA card).


Wolfgang Denk

--
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-4596-87  Fax: (+49)-8142-4596-88  Email: wd@denx.de
Conscious is when you are aware of something, and conscience is  when
you wish you weren't.

** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/

  reply	other threads:[~2000-06-29 15:35 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2000-06-29 13:45 IBM405GP startup-code Grant Erickson
2000-06-29 15:07 ` ISDN on MPC ? Tobias Otto-Adamczak
2000-06-29 15:35   ` Wolfgang Denk [this message]
     [not found] <A914533BF4B9D2118D980008C7894C0A02D1EBD3@dueis01nok>
2000-06-30  9:51 ` Tobias Otto-Adamczak
2000-06-30 11:07 ` Wolfgang Denk
  -- strict thread matches above, loose matches on Subject: below --
2000-06-30 14:20 Ole.Reinartz

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=200006291535.RAA26178@denx.local.net \
    --to=wd@denx.de \
    --cc=Tobias.Otto-Adamczak@e-technik.tu-chemnitz.de \
    --cc=linuxppc-embedded@lists.linuxppc.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).