From: Robert Schwebel <r.schwebel@pengutronix.de>
To: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Cc: Tom Cooksey <thomas.cooksey@trolltech.com>,
linux-embedded mailing list <linux-embedded@vger.kernel.org>,
Denis Olvier Kropp <dok@pengutronix.de>
Subject: Re: Getting physical addresses of mmap'd pages from userspace
Date: Mon, 13 Oct 2008 09:31:57 +0200 [thread overview]
Message-ID: <20081013073157.GK9852@pengutronix.de> (raw)
In-Reply-To: <20081013092815.1792708d@surf>
On Mon, Oct 13, 2008 at 09:28:15AM +0200, Thomas Petazzoni wrote:
> > We are working on DirectFB [1] support for the PowerVR MBX & SGX
> > chips these days, so I know the problem :) Our hardware platform is
> > i.MX31 with the MBX, MPC5121e also with MBX (both freescale) and a
> > TI OMAP with the SGX.
>
> This is interesting. Is this work available somewhere? Is it
> open-source, or does it rely on proprietary drivers?
It will be available when we have something which is worth being
reviewed in public. As there is currently no possibility to get any
documentation about the cores without NDAs, an open *driver* is IMHO not
possible, so we'll have to rely on the proprietary drivers Freescale
deliver. Bad, but I don't see another chance by now.
rsc
--
Dipl.-Ing. Robert Schwebel | http://www.pengutronix.de
Pengutronix - Linux Solutions for Science and Industry
Handelsregister: Amtsgericht Hildesheim, HRA 2686
Hannoversche Str. 2, 31134 Hildesheim, Germany
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next prev parent reply other threads:[~2008-10-13 7:31 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-10 16:15 Getting physical addresses of mmap'd pages from userspace Tom Cooksey
2008-10-10 16:37 ` Bart Van Assche
2008-10-10 19:12 ` Robert Schwebel
2008-10-13 6:33 ` Tom Cooksey
2008-10-13 7:00 ` Robert Schwebel
2008-10-13 7:20 ` Tom Cooksey
2008-10-13 7:28 ` Thomas Petazzoni
2008-10-13 7:31 ` Robert Schwebel [this message]
2008-10-13 12:50 ` Bill Gatliff
2008-10-13 13:23 ` Robert Schwebel
2008-10-13 15:58 ` George G. Davis
2008-10-13 16:09 ` Robert Schwebel
2008-10-14 6:36 ` Tom Cooksey
2008-10-14 15:47 ` Bill Gatliff
2008-10-15 7:06 ` Tom Cooksey
2008-10-15 8:30 ` James Chapman
2008-10-15 18:27 ` Robert Schwebel
2008-10-15 18:29 ` Bill Gatliff
2008-10-13 9:37 ` Gilad Ben-Yossef
[not found] ` <48F31155.6090603@codefidence.com>
2008-10-13 9:38 ` Tom Cooksey
2008-10-13 12:48 ` Bill Gatliff
2008-10-13 14:45 ` Tom Cooksey
2008-10-13 15:09 ` Daniel THOMPSON
2008-10-13 17:21 ` George G. Davis
2008-10-13 17:29 ` Chris
2008-10-14 6:46 ` Tom Cooksey
2008-10-14 7:31 ` Daniel J Laird
2008-10-14 9:03 ` Tom Cooksey
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