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From: Avi Kivity <avi@redhat.com>
To: "Edgar E. Iglesias" <edgar.iglesias@gmail.com>
Cc: Peter Maydell <peter.maydell@linaro.org>,
	Peter Crosthwaite <peter.crosthwaite@xilinx.com>,
	John Williams <john.williams@xilinx.com>,
	"qemu-devel@nongnu.org Developers" <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [RFC] Memory API and fine grained Memory Regions
Date: Mon, 29 Oct 2012 18:36:37 +0200	[thread overview]
Message-ID: <508EB095.9060406@redhat.com> (raw)
In-Reply-To: <20121027041159.GA20153@zapo>

On 10/27/2012 06:12 AM, Edgar E. Iglesias wrote:

> 
> Hi,
> 
> If well designed, most hw has a well designed symtery between regs
> that makes things simpler if you can just opencode the decding.
> IMO, an mr per reg would just add a massive overhead for no win.
> And also, hw implemented decoders look very much like
> switch cases in qemu which make things easy to map.
> 
> What is the win?

As Gerd says, stuff like automatic read handlers and write-protected
bits can be done declaratively instead of programatically.


-- 
error compiling committee.c: too many arguments to function

      parent reply	other threads:[~2012-10-29 16:49 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-26  7:03 [Qemu-devel] [RFC] Memory API and fine grained Memory Regions Peter Crosthwaite
2012-10-26  7:31 ` Gerd Hoffmann
2012-10-27  4:12 ` Edgar E. Iglesias
2012-10-28 23:37   ` John Williams
2012-10-29 16:34     ` Avi Kivity
2012-10-30  8:35       ` Edgar E. Iglesias
2012-10-29 16:36   ` Avi Kivity [this message]

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