From: "Antonino A. Daplas" <adaplas@hotpop.com>
To: David Eger <eger@havoc.gtf.org>, jsimmons@infradead.org
Cc: Linux Fbdev development list <linux-fbdev-devel@lists.sourceforge.net>
Subject: Re: Sane behavior of fbset
Date: Sat, 19 Jun 2004 14:13:28 +0800 [thread overview]
Message-ID: <200406191413.28339.adaplas@hotpop.com> (raw)
In-Reply-To: <20040619031650.GC14319@havoc.gtf.org>
On Saturday 19 June 2004 11:16, David Eger wrote:
> On Sat, Jun 19, 2004 at 02:40:46AM +0800, Antonino A. Daplas wrote:
> > In 2.6
> >
> > 1. If you use fbset, you will get screen corruption or hang the GPU
> >
> > 2. stty will do the function of fbset. However, stty will only pass rows
> > and cols (xres and yres respectively). There is no information for bit
> > depth, timings, virtual resolution, etc.
>
> So *this* is what's going on with my port of the cirrusfb driver--why fbset
> wasn't working... for radeonfb fbset still works in 2.6, so i didn't
> realize there was this problem... What's so wonky with the fbset code path
> that screws things up? and why does stty work?
The flow of fbset is upstream: fbset->fbdev->fbcon->vc (2.4 code)
The flow of stty is downstream: stty->vc->fbcon->fbdev (2.6 code)
I don't know how radeonfb does it though.
Tony
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next prev parent reply other threads:[~2004-06-19 6:13 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-18 1:45 Sane behavior of fbset Antonino A. Daplas
2004-06-18 8:24 ` Geert Uytterhoeven
2004-06-23 18:52 ` jsimmons
2004-06-23 18:59 ` Geert Uytterhoeven
2004-06-23 19:07 ` jsimmons
2004-06-23 19:17 ` Geert Uytterhoeven
2004-06-23 19:21 ` jsimmons
2004-06-18 13:31 ` John Zielinski
2004-06-18 17:38 ` David Eger
2004-06-18 18:40 ` Antonino A. Daplas
2004-06-19 3:16 ` David Eger
2004-06-19 6:13 ` Antonino A. Daplas [this message]
2004-06-19 15:59 ` John Zielinski
2004-06-23 18:57 ` jsimmons
2004-06-23 15:55 ` Benjamin Herrenschmidt
2004-06-23 16:08 ` Geert Uytterhoeven
2004-06-23 17:29 ` John Zielinski
2004-06-23 20:39 ` jsimmons
2004-06-23 21:44 ` John Zielinski
2004-06-23 19:00 ` jsimmons
2004-06-23 19:38 ` Benjamin Herrenschmidt
2004-06-23 20:03 ` jsimmons
2004-06-23 20:12 ` Benjamin Herrenschmidt
2004-06-23 23:50 ` Antonino A. Daplas
2004-06-24 2:17 ` Antonino A. Daplas
2004-06-19 15:50 ` John Zielinski
2004-06-23 18:55 ` jsimmons
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