From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Anthony Liguori <aliguori@us.ibm.com>
Cc: "Alexander Graf" <agraf@suse.de>,
"Li Zhang" <zhlcindy@linux.vnet.ibm.com>,
qemu-devel@nongnu.org, "Li Zhang" <zhlcindy@gmail.com>,
qemu-ppc <qemu-ppc@nongnu.org>,
"Andreas Färber" <afaerber@suse.de>,
mjg@redhat.com
Subject: Re: [Qemu-devel] [Qemu-ppc] [PATCH 2/2] spapr: Add support for -vga option
Date: Mon, 23 Jul 2012 17:27:50 +1000 [thread overview]
Message-ID: <1343028470.2957.32.camel@pasglop> (raw)
In-Reply-To: <1343025621.2957.27.camel@pasglop>
On Mon, 2012-07-23 at 16:40 +1000, Benjamin Herrenschmidt wrote:
>
> Note to Matthew: cirrusdrmfb is a LOT SLOWER than offb for a similar
> SW only dumb framebuffer, probably has to do with the way it does the
> "dirty" stuff, not sure ...
>
> Why not draw directly into the emulated vram ?
More note to Matthew ... any objection to doing something similar for
qemu "bochs" style framebuffer ? (ia -vga std). This is the preferred
one on ppc, does 32-bpp fine and is generally simpler.
Cheers,
Ben.
next prev parent reply other threads:[~2012-07-23 7:28 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-18 9:34 [Qemu-devel] [PATCH 2/2] spapr: Add support for -vga option Li Zhang
[not found] ` <80058105-0CF7-4FBD-BD4A-EF7532A8F5B8@suse.de>
[not found] ` <1340833174.3732.65.camel@pasglop>
[not found] ` <9D81F5FD-C680-4CC4-B3E0-E737C84BC1DB@suse.de>
[not found] ` <1340834707.3732.81.camel@pasglop>
[not found] ` <92004E32-9F3E-4F4F-8287-B2EF25C7B4F9@suse.de>
[not found] ` <4FEB886A.5000605@us.ibm.com>
2012-07-23 6:40 ` [Qemu-devel] [Qemu-ppc] " Benjamin Herrenschmidt
2012-07-23 7:27 ` Benjamin Herrenschmidt [this message]
2012-07-23 13:24 ` Matthew Garrett
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