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Re: [Qemu-devel] [PATCH] qtest: ask endianness of the target in qtest_in
From: |
David Gibson |
Subject: |
Re: [Qemu-devel] [PATCH] qtest: ask endianness of the target in qtest_init() |
Date: |
Mon, 10 Oct 2016 12:30:57 +1100 |
User-agent: |
Mutt/1.7.0 (2016-08-17) |
On Fri, Oct 07, 2016 at 12:10:07PM +0200, Greg Kurz wrote:
> On Fri, 7 Oct 2016 10:39:09 +0100
> Peter Maydell <address@hidden> wrote:
>
> > On 7 October 2016 at 00:55, David Gibson <address@hidden> wrote:
> > > It is an improvement. But I still think if we're relying on the
> > > ill-defined "target endianness" we're already doing something wrong.
> >
> > Target endianness is not ill-defined. It's a clear and constant
> > property of the bus the CPU is plugged into. It is a bit weird
> > to rely on it in the test code, which is why only the virtio
> > tests currently use qtest_big_endian().
> >
>
> And to discourage anyone to use it in a test program, maybe it
> could even be renamed virtio_big_endian() and put in a virtio
> specific header file ? This is how it is done in QEMU.
I think that's a good idea.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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- Re: [Qemu-devel] [PATCH] qtest: ask endianness of the target in qtest_init(), (continued)
Re: [Qemu-devel] [PATCH] qtest: ask endianness of the target in qtest_init(), Greg Kurz, 2016/10/06