From: "Ville Syrjälä" <syrjala@sci.fi>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: "Jon Smirl" <jonsmirl@yahoo.com>,
"Michel Dänzer" <michel@daenzer.net>,
dri-devel@lists.sourceforge.net,
"Linux Fbdev development list"
<linux-fbdev-devel@lists.sourceforge.net>,
xorg@lists.freedesktop.org
Subject: Re: FB model basic issues (WAS: radeon, apertures & memory mapping)
Date: Thu, 17 Mar 2005 02:14:09 +0200 [thread overview]
Message-ID: <20050317001409.GA8081@sci.fi> (raw)
In-Reply-To: <1111015676.7192.58.camel@gaston>
On Thu, Mar 17, 2005 at 10:27:56AM +1100, Benjamin Herrenschmidt wrote:
> On Wed, 2005-03-16 at 22:55 +0200, Ville Syrjälä wrote:
> > On Wed, Mar 16, 2005 at 10:49:11AM +1100, Benjamin Herrenschmidt wrote:
> > > In the meantime, can you tell me more about your arbitration scheme ?
> >
> > There is a lock associated with the graphics card. The lock is always
> > taken before programming the hardware. Other things wanting access to the
> > hardware wait until the lock is released.
>
> Ok, so it would be easy to have directFB use an external arbiter without
> breaking existing clients ? It will need at least to use the vga arbiter
> that I'm about to finish, that should allow at least to have X on one
> card and directFB on another without conflict.
Is the vga arbiter required for something else besides access to some
legacy ports? DirectFB only uses legacy ports to wait for vsync if a
better method is not available.
--
Ville Syrjälä
syrjala@sci.fi
http://www.sci.fi/~syrjala/
next prev parent reply other threads:[~2005-03-17 0:14 UTC|newest]
Thread overview: 106+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-13 1:35 radeon, apertures & memory mapping Benjamin Herrenschmidt
2005-03-13 3:22 ` Jon Smirl
2005-03-13 6:43 ` Benjamin Herrenschmidt
2005-03-13 16:22 ` Jon Smirl
2005-03-14 4:28 ` [Linux-fbdev-devel] " Michel Dänzer
2005-03-14 7:12 ` Benjamin Herrenschmidt
2005-03-14 16:20 ` Michel Dänzer
2005-03-14 21:52 ` Benjamin Herrenschmidt
2005-03-14 22:12 ` Michel Dänzer
2005-03-14 22:37 ` FB model basic issues (WAS: radeon, apertures & memory mapping) Benjamin Herrenschmidt
2005-03-15 4:59 ` Michel Dänzer
2005-03-15 5:14 ` Jon Smirl
2005-03-15 6:01 ` Ville Syrjälä
2005-03-15 6:59 ` Benjamin Herrenschmidt
2005-03-15 14:00 ` Ville Syrjälä
2005-03-15 14:29 ` Jon Smirl
2005-03-15 17:25 ` Jan Gukelberger
2005-03-15 23:34 ` Benjamin Herrenschmidt
2005-03-15 8:51 ` Geert Uytterhoeven
2005-03-15 13:36 ` [Linux-fbdev-devel] " Ville Syrjälä
2005-03-15 23:33 ` Benjamin Herrenschmidt
2005-03-15 23:37 ` Antonino A. Daplas
2005-03-15 23:50 ` [Linux-fbdev-devel] " Benjamin Herrenschmidt
2005-03-16 1:47 ` Ville Syrjälä
2005-03-16 1:51 ` Benjamin Herrenschmidt
2005-03-16 19:51 ` Ville Syrjälä
2005-03-16 21:00 ` Michel Dänzer
2005-03-16 21:07 ` Ville Syrjälä
2005-03-16 23:28 ` Benjamin Herrenschmidt
2005-03-16 23:53 ` Michel Dänzer
2005-03-16 23:25 ` [Linux-fbdev-devel] " Benjamin Herrenschmidt
[not found] ` <1110929582.25201.34.camel@gaston>
2005-03-16 5:21 ` Michel Dänzer
2005-03-16 6:31 ` Benjamin Herrenschmidt
2005-03-16 14:09 ` Ville Syrjälä
2005-03-16 16:48 ` Adam Jackson
2005-03-16 23:20 ` Benjamin Herrenschmidt
2005-03-15 11:30 ` Roland Scheidegger
2005-03-15 13:27 ` Ville Syrjälä
2005-03-15 17:17 ` Michel Dänzer
2005-03-16 3:09 ` Benjamin Herrenschmidt
2005-03-16 20:08 ` Ville Syrjälä
2005-03-16 20:42 ` [Linux-fbdev-devel] " Michel Dänzer
2005-03-16 23:26 ` Benjamin Herrenschmidt
2005-03-16 23:35 ` Jon Smirl
2005-03-17 0:06 ` [Linux-fbdev-devel] " Benjamin Herrenschmidt
2005-03-16 20:58 ` Alex Deucher
2005-03-16 21:08 ` Ville Syrjälä
2005-03-16 21:17 ` Alex Deucher
2005-03-16 23:30 ` Benjamin Herrenschmidt
2005-03-17 0:47 ` Ville Syrjälä
2005-03-17 1:12 ` Benjamin Herrenschmidt
2005-03-17 1:25 ` Ville Syrjälä
2005-03-17 2:00 ` Benjamin Herrenschmidt
2005-03-17 9:08 ` Geert Uytterhoeven
2005-03-17 19:54 ` [Linux-fbdev-devel] " Ville Syrjälä
2005-03-15 22:44 ` Benjamin Herrenschmidt
2005-03-15 23:05 ` Ville Syrjälä
2005-03-15 23:49 ` Benjamin Herrenschmidt
2005-03-16 20:55 ` Ville Syrjälä
2005-03-16 23:27 ` Benjamin Herrenschmidt
2005-03-17 0:14 ` Ville Syrjälä [this message]
2005-03-17 0:28 ` Benjamin Herrenschmidt
2005-03-15 6:45 ` Benjamin Herrenschmidt
2005-03-15 5:30 ` Jon Smirl
2005-03-15 6:58 ` Benjamin Herrenschmidt
2005-03-15 21:58 ` Ian Romanick
2005-03-13 3:55 ` radeon, apertures & memory mapping Vladimir Dergachev
2005-03-13 6:44 ` Benjamin Herrenschmidt
2005-03-13 8:22 ` Ville Syrjälä
2005-03-13 9:20 ` Benjamin Herrenschmidt
2005-03-13 10:39 ` Ville Syrjälä
2005-03-13 12:04 ` Benjamin Herrenschmidt
2005-03-13 16:19 ` Jon Smirl
2005-03-13 17:47 ` Ville Syrjälä
2005-03-13 17:56 ` [Linux-fbdev-devel] " Jon Smirl
2005-03-13 21:52 ` Benjamin Herrenschmidt
2005-03-13 22:17 ` Jon Smirl
2005-03-13 22:41 ` Benjamin Herrenschmidt
2005-03-13 21:51 ` Benjamin Herrenschmidt
2005-03-13 21:49 ` Benjamin Herrenschmidt
2005-03-13 22:10 ` Jon Smirl
2005-03-13 22:20 ` Benjamin Herrenschmidt
2005-03-13 23:00 ` Jon Smirl
2005-03-13 23:11 ` Benjamin Herrenschmidt
2005-03-13 23:27 ` Ville Syrjälä
2005-03-13 23:48 ` Benjamin Herrenschmidt
2005-03-14 0:08 ` Ville Syrjälä
2005-03-14 0:10 ` Benjamin Herrenschmidt
2005-03-14 0:25 ` Jon Smirl
2005-03-14 0:39 ` Ville Syrjälä
2005-03-14 1:02 ` Benjamin Herrenschmidt
2005-03-14 0:54 ` Benjamin Herrenschmidt
2005-03-14 0:41 ` Paul Mackerras
2005-03-14 0:56 ` Ville Syrjälä
2005-03-14 1:05 ` [Linux-fbdev-devel] " Benjamin Herrenschmidt
2005-03-14 1:47 ` Jon Smirl
2005-03-14 3:59 ` Benjamin Herrenschmidt
2005-03-14 4:07 ` Paul Mackerras
2005-03-14 4:40 ` Jon Smirl
2005-03-14 5:09 ` [Linux-fbdev-devel] " Benjamin Herrenschmidt
2005-03-14 16:30 ` Soeren Sandmann
2005-03-14 16:40 ` Ville Syrjälä
2005-03-14 21:54 ` Benjamin Herrenschmidt
2005-03-14 16:16 ` Ville Syrjälä
2005-03-14 21:27 ` Donnie Berkholz
2005-03-14 21:51 ` Benjamin Herrenschmidt
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=20050317001409.GA8081@sci.fi \
--to=syrjala@sci.fi \
--cc=benh@kernel.crashing.org \
--cc=dri-devel@lists.sourceforge.net \
--cc=jonsmirl@yahoo.com \
--cc=linux-fbdev-devel@lists.sourceforge.net \
--cc=michel@daenzer.net \
--cc=xorg@lists.freedesktop.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).