From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:57277) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QXDtR-0000Nk-Hn for qemu-devel@nongnu.org; Thu, 16 Jun 2011 10:50:10 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QXDtI-00080h-1z for qemu-devel@nongnu.org; Thu, 16 Jun 2011 10:50:01 -0400 Received: from mail-vx0-f173.google.com ([209.85.220.173]:44603) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QXDtH-00080X-N4 for qemu-devel@nongnu.org; Thu, 16 Jun 2011 10:49:51 -0400 Received: by vxb37 with SMTP id 37so1323646vxb.4 for ; Thu, 16 Jun 2011 07:49:51 -0700 (PDT) Sender: Richard Henderson Message-ID: <4DFA1807.6030702@twiddle.net> Date: Thu, 16 Jun 2011 07:49:43 -0700 From: Richard Henderson MIME-Version: 1.0 References: <20110412213219.GA19996@volta.aurel32.net> <20110429090156.GA20604@volta.aurel32.net> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 1/2] Support for MIPS64 user mode emulation List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Khansa Butt Cc: Riku Voipio , qemu-devel@nongnu.org, Aurelien Jarno On 06/15/2011 11:14 PM, Khansa Butt wrote: > for my MIPS64 bit statically linked ELF the variables loaddr and hiaddr have 36 bit values. > for probing guest_base these values are rounded to 32 bit as my underlying OS is 32 bit Fedore13 Those last 8 words are the Real Problem. We don't support 64-bit address spaces in user mode from a 32-bit host. Some 64-bit guest tests accidentally work, but that's about all. Try again with a proper 64-bit host. r~