From: Daniel Vetter <daniel@ffwll.ch>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 03/12] gma500: introduce the GTT and MMU handling logic
Date: Thu, 3 Nov 2011 23:32:05 +0100 [thread overview]
Message-ID: <20111103223205.GI2970@phenom.ffwll.local> (raw)
In-Reply-To: <20111103222518.3d9d6068@lxorguk.ukuu.org.uk>
On Thu, Nov 03, 2011 at 10:25:18PM +0000, Alan Cox wrote:
> The ioremap for stolen RAM is about 8MB - we do actually need that mapped
> for the console framebuffer. The GTT tables are pretty small (64K or so)
> and the rest of the GTT space if ever used doesn't get an ioremap.
>
> It's a bit different to the i915 world because the CPU cannot indirect
> via the GTT but must go directly.
Ok, that makes sense. Fyi I'll try to go through the other patches in the
coming days, but might take a while.
-Daniel
--
Daniel Vetter
Mail: daniel@ffwll.ch
Mobile: +41 (0)79 365 57 48
next prev parent reply other threads:[~2011-11-03 22:31 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-03 18:20 [PATCH 01/12] gma500: Move the basic driver out of staging Alan Cox
2011-11-03 18:20 ` [PATCH 02/12] gma500: GEM and GEM glue Alan Cox
2011-11-03 19:27 ` Daniel Vetter
2011-11-03 18:21 ` [PATCH 03/12] gma500: introduce the GTT and MMU handling logic Alan Cox
2011-11-03 20:12 ` Daniel Vetter
2011-11-03 22:25 ` Alan Cox
2011-11-03 22:32 ` Daniel Vetter [this message]
2011-11-03 18:21 ` [PATCH 04/12] gma500: introduce the framebuffer support code Alan Cox
2011-11-03 18:21 ` [PATCH 05/12] gma500: Add device framework Alan Cox
2011-11-03 18:21 ` [PATCH 06/12] gma500: Add the glue to the various BIOS and firmware interfaces Alan Cox
2011-11-03 18:21 ` [PATCH 07/12] gma500: Add the i2c bus support Alan Cox
2011-11-03 18:22 ` [PATCH 08/12] gma500: Add the core DRM files and headers Alan Cox
2011-11-16 12:04 ` Dave Airlie
2011-11-16 14:47 ` Alan Cox
2011-11-03 18:22 ` [PATCH 09/12] gma500: Add Poulsbo support Alan Cox
2011-11-03 18:22 ` [PATCH 10/12] gma500: Add Oaktrail support Alan Cox
2011-11-03 18:22 ` [PATCH 11/12] gma500: Add support for Cedarview Alan Cox
2011-11-03 18:22 ` [PATCH 12/12] gma500: Now connect up to the DRM build to finish the job Alan Cox
2011-11-03 20:18 ` [PATCH 01/12] gma500: Move the basic driver out of staging Thomas Hellstrom
2011-11-03 22:27 ` Alan Cox
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