From: "Maciej W. Rozycki" <macro@linux-mips.org>
To: Leon Alrae <leon.alrae@imgtec.com>
Cc: qemu-devel@nongnu.org, Aurelien Jarno <aurelien@aurel32.net>
Subject: Re: [Qemu-devel] [PATCH] target-mips: use CP0EnLo_XI instead of magic number
Date: Thu, 29 Jan 2015 11:08:18 +0000 (GMT) [thread overview]
Message-ID: <alpine.LFD.2.11.1501291103280.28301@eddie.linux-mips.org> (raw)
In-Reply-To: <54CA052B.2020106@imgtec.com>
On Thu, 29 Jan 2015, Leon Alrae wrote:
> > And do we want to have CP0C3_LPA set in the few templates that do in the
> > first place? AFAICT we don't really implement LPA so this bit will
> > confuse software. Of course implementing it would be another option, not
> > very complicated AFAICS, and if we can track the requirement to update
> > MFC0 at that time, then the clean-up I mentioned above can be deferred
> > until then.
>
> In general I don't think it's a good idea to indicate presence of a
> feature in a CPU config if it isn't implemented at all in QEMU -- as you
> said, it will confuse software. As far as LPA goes I've got already an
> implementation of it (and XPA as well) which I haven't submitted
> upstream yet. I'll make sure it contains the change you suggested.
Great, I'll leave it to you to sort out then. Thanks!
Maciej
prev parent reply other threads:[~2015-01-29 11:08 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-26 16:17 [Qemu-devel] [PATCH] target-mips: use CP0EnLo_XI instead of magic number Leon Alrae
2015-01-28 23:11 ` Maciej W. Rozycki
2015-01-29 10:02 ` Leon Alrae
2015-01-29 11:08 ` Maciej W. Rozycki [this message]
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