All of lore.kernel.org
 help / color / mirror / Atom feed
From: super.firetwister@googlemail.com
To: "Uwe Kleine-König" <Uwe.Kleine-Koenig@digi.com>
Cc: "linuxppc-dev@ozlabs.org" <linuxppc-dev@ozlabs.org>,
	"linux-embedded@vger.kernel.org" <linux-embedded@vger.kernel.org>
Subject: Re: UIO not working on ppc405 onchip registers
Date: Tue, 22 Jul 2008 18:20:21 +0200	[thread overview]
Message-ID: <200807221820.22333.super.firetwister@gmail.com> (raw)
In-Reply-To: <200807220947.43074.super.firetwister@gmail.com>

On Tuesday 22 July 2008, super.firetwister@gmail.com wrote:
> Hello Uwe,
>
> On Tuesday 22 July 2008, Uwe Kleine-König wrote:
> > I don't know powerpc in general nor ppc405ep in detail but IIRC arm has
> > problems if some memory is mapped twice.  Might this be the problem
> > here?
>
> Maybee, the emac0 (0xef600800) and emac1 (0xef600900) get mapped as well,
> because AFAIK I have to map a whole pagesize (0x1000).

Same problem without emac module loaded.

Did anybody tried to reproduce the problem?

Regards

Markus


WARNING: multiple messages have this Message-ID (diff)
From: super.firetwister@googlemail.com
To: "Uwe Kleine-König" <Uwe.Kleine-Koenig@digi.com>
Cc: "linuxppc-dev@ozlabs.org" <linuxppc-dev@ozlabs.org>,
	"linux-embedded@vger.kernel.org" <linux-embedded@vger.kernel.org>
Subject: Re: UIO not working on ppc405 onchip registers
Date: Tue, 22 Jul 2008 18:20:21 +0200	[thread overview]
Message-ID: <200807221820.22333.super.firetwister@gmail.com> (raw)
In-Reply-To: <200807220947.43074.super.firetwister@gmail.com>

On Tuesday 22 July 2008, super.firetwister@gmail.com wrote:
> Hello Uwe,
>
> On Tuesday 22 July 2008, Uwe Kleine-K=F6nig wrote:
> > I don't know powerpc in general nor ppc405ep in detail but IIRC arm has
> > problems if some memory is mapped twice.  Might this be the problem
> > here?
>
> Maybee, the emac0 (0xef600800) and emac1 (0xef600900) get mapped as well,
> because AFAIK I have to map a whole pagesize (0x1000).

Same problem without emac module loaded.

Did anybody tried to reproduce the problem?

Regards

Markus

  reply	other threads:[~2008-07-22 16:20 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-21 19:52 UIO not working on ppc405 onchip registers Markus Brunner
2008-07-22  6:17 ` Uwe Kleine-König
2008-07-22  6:42   ` Ben Nizette
2008-07-22  7:48     ` super.firetwister
2008-07-22  7:52       ` Ben Nizette
2008-09-05  6:18         ` Markus Brunner
2008-07-22  7:47   ` super.firetwister
2008-07-22  7:47     ` super.firetwister
2008-07-22 16:20     ` super.firetwister [this message]
2008-07-22 16:20       ` super.firetwister

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=200807221820.22333.super.firetwister@gmail.com \
    --to=super.firetwister@googlemail.com \
    --cc=Uwe.Kleine-Koenig@digi.com \
    --cc=linux-embedded@vger.kernel.org \
    --cc=linuxppc-dev@ozlabs.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.