From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Alexander Graf <agraf@suse.de>
Cc: Alexey Kardashevskiy <aik@ozlabs.ru>,
Peter Maydell <peter.maydell@linaro.org>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
Gerd Hoffmann <kraxel@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [Qemu-devel] [RFC] qemu VGA endian swap low level drawing changes
Date: Wed, 18 Jun 2014 09:16:45 +1000 [thread overview]
Message-ID: <1403047005.7661.181.camel@pasglop> (raw)
In-Reply-To: <53A0C99E.4020101@suse.de>
On Wed, 2014-06-18 at 01:05 +0200, Alexander Graf wrote:
> Given that, the prerequisite to that interface is to have a guest
> exposed register to flip the endianness in the first place. I think it
> makes most sense to settle on that register first, then talk about
> potential backwards compat hacks that we could do on hypercalls with
> that register.
>
> Of course, the side effect that H_SET_MODE(LE) flips the VGA endianness
> needs to be documented in sPAPR as well if we want to go down that path.
> sPAPR is the hypercall specification we implement with -M pseries.
Yeah well, let's first get the base code done as discussed with Gerd
with the register, and we can keep that "optimization" separate and talk
again about it later.
I'll come up with patches in the next few days.
Cheers,
Ben.
next prev parent reply other threads:[~2014-06-17 23:17 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-17 3:07 [Qemu-devel] [RFC] qemu VGA endian swap low level drawing changes Benjamin Herrenschmidt
2014-06-17 4:40 ` Paolo Bonzini
2014-06-17 4:59 ` Benjamin Herrenschmidt
2014-06-17 5:36 ` Paolo Bonzini
2014-06-17 6:06 ` Benjamin Herrenschmidt
2014-06-17 9:18 ` Alexey Kardashevskiy
2014-06-17 9:26 ` Alexander Graf
2014-06-17 10:00 ` Greg Kurz
2014-06-17 10:09 ` Benjamin Herrenschmidt
2014-06-17 10:19 ` Peter Maydell
2014-06-17 10:57 ` Benjamin Herrenschmidt
2014-06-17 11:40 ` Greg Kurz
2014-06-17 11:53 ` Benjamin Herrenschmidt
2014-06-17 12:05 ` Peter Maydell
2014-06-17 10:45 ` Gerd Hoffmann
2014-06-17 11:08 ` Peter Maydell
2014-06-17 11:24 ` Gerd Hoffmann
2014-06-17 11:42 ` Peter Maydell
2014-06-19 12:33 ` Gerd Hoffmann
2014-06-19 13:01 ` Paolo Bonzini
2014-06-17 11:15 ` Benjamin Herrenschmidt
2014-06-17 11:57 ` Gerd Hoffmann
2014-06-17 21:32 ` Benjamin Herrenschmidt
2014-06-17 22:12 ` Peter Maydell
2014-06-17 22:55 ` Benjamin Herrenschmidt
2014-06-17 23:05 ` Alexander Graf
2014-06-17 23:16 ` Benjamin Herrenschmidt [this message]
2014-06-18 11:18 ` Gerd Hoffmann
2014-06-18 13:03 ` Benjamin Herrenschmidt
2014-06-19 9:36 ` Gerd Hoffmann
2014-06-21 5:37 ` Benjamin Herrenschmidt
2014-06-22 2:10 ` Benjamin Herrenschmidt
2014-06-23 1:13 ` Benjamin Herrenschmidt
2014-06-30 11:14 ` Gerd Hoffmann
2014-06-30 12:32 ` Benjamin Herrenschmidt
2014-07-01 8:20 ` Gerd Hoffmann
2014-07-01 8:26 ` Alexander Graf
2014-07-01 8:31 ` Paolo Bonzini
2014-07-01 9:07 ` Gerd Hoffmann
2014-07-01 9:19 ` Paolo Bonzini
2014-07-01 11:15 ` Gerd Hoffmann
2014-07-01 11:23 ` Benjamin Herrenschmidt
2014-07-02 9:19 ` Benjamin Herrenschmidt
2014-07-02 9:21 ` Benjamin Herrenschmidt
2014-07-02 12:12 ` Gerd Hoffmann
2014-07-02 12:16 ` Benjamin Herrenschmidt
2014-07-06 2:19 ` Benjamin Herrenschmidt
2014-07-06 5:49 ` Benjamin Herrenschmidt
2014-07-06 6:46 ` Benjamin Herrenschmidt
2014-07-06 7:05 ` Benjamin Herrenschmidt
2014-07-06 7:22 ` Benjamin Herrenschmidt
2014-07-06 8:15 ` Benjamin Herrenschmidt
2014-07-06 10:13 ` Benjamin Herrenschmidt
2014-07-06 11:08 ` Alexander Graf
2014-07-06 11:13 ` Peter Maydell
2014-07-06 11:23 ` Benjamin Herrenschmidt
2014-07-06 13:09 ` Peter Maydell
2014-07-06 20:56 ` Benjamin Herrenschmidt
2014-07-07 0:08 ` Benjamin Herrenschmidt
2014-07-07 10:13 ` Gerd Hoffmann
2014-07-07 9:38 ` Gerd Hoffmann
2014-07-06 5:53 ` Benjamin Herrenschmidt
2014-07-01 12:06 ` Paolo Bonzini
2014-07-01 8:59 ` Gerd Hoffmann
2014-07-01 9:35 ` Benjamin Herrenschmidt
2014-07-01 9:33 ` Benjamin Herrenschmidt
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