From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1KBDpB-0007Ot-OL for qemu-devel@nongnu.org; Tue, 24 Jun 2008 15:05:05 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1KBDpA-0007OZ-6P for qemu-devel@nongnu.org; Tue, 24 Jun 2008 15:05:05 -0400 Received: from [199.232.76.173] (port=39342 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1KBDpA-0007OW-41 for qemu-devel@nongnu.org; Tue, 24 Jun 2008 15:05:04 -0400 Received: from wf-out-1314.google.com ([209.85.200.170]:50378) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1KBDp9-0005pb-Pt for qemu-devel@nongnu.org; Tue, 24 Jun 2008 15:05:03 -0400 Received: by wf-out-1314.google.com with SMTP id 27so2580902wfd.4 for ; Tue, 24 Jun 2008 12:05:01 -0700 (PDT) Message-ID: Date: Tue, 24 Jun 2008 22:05:01 +0300 From: "Blue Swirl" Subject: Re: [Qemu-devel] sparc mmu bug(and fix) seen with NetBSD In-Reply-To: <20080624103921.6fbb7f2e.cliff@snipe444.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20080624103921.6fbb7f2e.cliff@snipe444.org> 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 On 6/24/08, Cliff Wright wrote: > When using QEMU 0.9.1 for sparc emulation on i386 booting NetBSD 4.0 miniroot.fs a bug with the MMU is seen. A fault type is mis-aligned with > the fault status register. This is seen by NetBSD with a copy on write > that causes a write fault, with no fault type in the register, NetBSD just > returns to the faulting instruction, causing an infinite loop. > Below is a patch to the 0.9.1 source, however I see the same problem > in the subversion source. Thank you very much! I'll commit a similar patch ASAP. It looks like next problem is the keyboard, I can't write to the installer prompt.