From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1NAXhh-00058X-VE for qemu-devel@nongnu.org; Tue, 17 Nov 2009 18:43:22 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1NAXhd-00055a-BH for qemu-devel@nongnu.org; Tue, 17 Nov 2009 18:43:21 -0500 Received: from [199.232.76.173] (port=58241 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NAXhd-000558-2K for qemu-devel@nongnu.org; Tue, 17 Nov 2009 18:43:17 -0500 Received: from mail-bw0-f212.google.com ([209.85.218.212]:56199) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1NAXhc-0005zx-Mn for qemu-devel@nongnu.org; Tue, 17 Nov 2009 18:43:16 -0500 Received: by bwz4 with SMTP id 4so664271bwz.2 for ; Tue, 17 Nov 2009 15:43:15 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <20091117192315.GB13844@rain> References: <20091115204930.GA25677@rain> <5b31733c0911170139p5cea3594xf15ddfc2cf057e9b@mail.gmail.com> <20091117192315.GB13844@rain> Date: Wed, 18 Nov 2009 00:43:15 +0100 Message-ID: <5b31733c0911171543m6616b3d4nbdadc914f89315f1@mail.gmail.com> Subject: Re: [Qemu-devel] [PATCH 2/2] [RFC] add emulation of at91sam9263 cpu From: Filip Navara Content-Type: text/plain; charset=ISO-8859-1 List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Evgeniy Dushistov Cc: qemu-devel@nongnu.org On Tue, Nov 17, 2009 at 8:23 PM, Evgeniy Dushistov wrote: > On Tue, Nov 17, 2009 at 10:39:27AM +0100, Filip Navara wrote: >> I'd say it is preferable to split the individual devices and model >> them using the QDEV infrastructure instead of putting it all together >> into one "system controller" device. >> >> I've QDEV-based implementation of these devices already: PMC, DBGU, >> PIO, PITC, AIC. That leaves the "bus matrix", SDRAM controller and >> USART (which is very similar to DBGU) to be split up. >> > > I also see ethernet IP block (emac), > I have plans to implement it, > what about USB slave and CAN controller, you plan/have implementations > of them? The EMAC emulation is fully functional and good enough to run a FreeRTOS/uIP web server and all Atmel examples. I do not plan to implement USB slave or CAN controller, but I would certainly welcome if you (or someone else) implemented it. If anything then I will implement I2C. Best regards, Filip Navara