From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from eggs.gnu.org ([2001:4830:134:3::10]:35830)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <peter.maydell@linaro.org>) id 1bKjn2-0004SE-R0
	for qemu-devel@nongnu.org; Wed, 06 Jul 2016 06:10:48 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <peter.maydell@linaro.org>) id 1bKjn0-0003W3-SH
	for qemu-devel@nongnu.org; Wed, 06 Jul 2016 06:10:43 -0400
Received: from mail-vk0-x229.google.com ([2607:f8b0:400c:c05::229]:34399)
	by eggs.gnu.org with esmtp (Exim 4.71)
	(envelope-from <peter.maydell@linaro.org>) id 1bKjn0-0003Vt-O4
	for qemu-devel@nongnu.org; Wed, 06 Jul 2016 06:10:42 -0400
Received: by mail-vk0-x229.google.com with SMTP id t66so14811529vka.1
	for <qemu-devel@nongnu.org>; Wed, 06 Jul 2016 03:10:42 -0700 (PDT)
MIME-Version: 1.0
In-Reply-To: <CAK4993g2N2WM89_rRNgFCJLYDu0PhVLum-oV6pqnj8PKh2b2=A@mail.gmail.com>
References: <1467384450-7267-1-git-send-email-mrolnik@gmail.com>
	<d09c116e-ae81-dc94-50b0-90db6118337a@twiddle.net>
	<CAK4993jakvNJ56T0zMKzMXu-TNbLZUqgZSwd0oXDRVUHf67Zsg@mail.gmail.com>
	<CAK4993h36Py2Wx7A_6PxMBtFvB+UBUAmdU0XADPPfUkDxOD_GA@mail.gmail.com>
	<CAK4993i2fr8nEnwYRWiOVUTQBzYxLqF=L+SmH-R=SJeH3Zrnkg@mail.gmail.com>
	<CAFEAcA_vgRiNE4KUeqMK1NTpGv4ykaUMJB_JtvyuwqgYguS9SQ@mail.gmail.com>
	<CAK4993houOAOh8zrN1HGQvmWcOBa51j1TJXOVEW0c+54hJXmuQ@mail.gmail.com>
	<CAFEAcA9Eu7syfi3zYo8=YoBuZt7nJ28X5KeN0nGyPbgMP5E2vQ@mail.gmail.com>
	<CAK4993jb3nxnXiCSWtKkhZdXcagYo7smn=FcZnR+Kq+GahTDEg@mail.gmail.com>
	<4628c568-2146-68fc-0e11-2efdd45abf5e@twiddle.net>
	<CAFEAcA_SgTftZZEzotXBhcSptUSAbubk8dApgRskePNW0tT1OQ@mail.gmail.com>
	<CAK4993iC+KCLvPbpdv=GsMs4Jk8H9A6r+_CYOmRi0si5u3CbkA@mail.gmail.com>
	<CAFEAcA9Y1kTYfPOoUJQ3gGu8BZDQH5g7ui_VjL7LkKDQCwYjMQ@mail.gmail.com>
	<CAK4993j7KnsTAyb66-Jusu-0_QvFE-5xYy94WeZxifcqOVzBmg@mail.gmail.com>
	<CAFEAcA_CCaWEU=OxHeGhbx2KNQ+C9bg7+w3Mp3y4iSL1kfMG8A@mail.gmail.com>
	<CAK4993g2N2WM89_rRNgFCJLYDu0PhVLum-oV6pqnj8PKh2b2=A@mail.gmail.com>
From: Peter Maydell <peter.maydell@linaro.org>
Date: Wed, 6 Jul 2016 11:10:22 +0100
Message-ID: <CAFEAcA8f3zJTNZpsk3Gnzj_yVL68S-quiLiSuJeKToWPpfORaA@mail.gmail.com>
Content-Type: text/plain; charset=UTF-8
Subject: Re: [Qemu-devel] [PATCH v9 00/10] 8bit AVR cores
List-Id: <qemu-devel.nongnu.org>
List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>
List-Archive: <http://lists.nongnu.org/archive/html/qemu-devel/>
List-Post: <mailto:qemu-devel@nongnu.org>
List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help>
List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: Michael Rolnik <mrolnik@gmail.com>
Cc: Richard Henderson <rth@twiddle.net>, QEMU Developers <qemu-devel@nongnu.org>

On 6 July 2016 at 11:04, Michael Rolnik <mrolnik@gmail.com> wrote:
> how to create io space device and how to map it?

Conceptually it's no different to handling memory mapped
devices. get_system_io() returns the memory region for the IO
space, and you add devices to it with memory_region_add_subregion().

thanks
-- PMM