From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1FQJ43-00043z-Hk for qemu-devel@nongnu.org; Mon, 03 Apr 2006 03:01:27 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1FQJ42-00043d-06 for qemu-devel@nongnu.org; Mon, 03 Apr 2006 03:01:27 -0400 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1FQJ41-00043Y-Q7 for qemu-devel@nongnu.org; Mon, 03 Apr 2006 03:01:25 -0400 Received: from [199.45.160.85] (helo=harmony.bsdimp.com) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA:32) (Exim 4.52) id 1FQJ71-0006Dp-WB for qemu-devel@nongnu.org; Mon, 03 Apr 2006 03:04:32 -0400 Date: Mon, 03 Apr 2006 01:00:46 -0600 (MDT) Message-Id: <20060403.010046.130544749.imp@bsdimp.com> Subject: Re: [Qemu-devel] Missing ARMv6 instructions? From: "M. Warner Losh" In-Reply-To: References: <1143921063.6857.79.camel@localhost> <20060402163244.GC30784@mail.shareable.org> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, kgardas@objectsecurity.com In message: Karel Gardas writes: : On Sun, 2 Apr 2006, Jamie Lokier wrote: : : > Chris Wilson wrote: : >>> I find it strange that ARM would restrict emulation of their architecture : >>> -- that could hardly pose a threat to their business, I would say. : >> : >> Unfortunately, I don't. ARM probably makes quite a lot of money from : >> their development tools (compilers, debuggers, simulators) as well as : >> actual chips, and they have been an extensive user of software patents, : >> even in the EU where they are probably not valid. : >> : >> How about we target OpenCores instead of ARM? : > : > I like the idea, but do you know of anyone using OpenCores devices : > implemented in silicon? It seems to me the motivation for ARM : > emulation is to be able to simulate embedded devices that people may : > feasibly end up using. : : IMHO majority of embedded devices is still ARM7TDMI based and this : instruction set (ARMv4 IIRC) should be emulated well in Qemu. Also please : have a look at www.skyeye.org project to see how other projects do : emulation for actual embedded devices. You mean badly emulate the embedded devices, and only few of them to boot? Warner