From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.33) id 1BVp4y-0001NS-O6 for qemu-devel@nongnu.org; Thu, 03 Jun 2004 06:04:10 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.33) id 1BVp4x-0001ND-JW for qemu-devel@nongnu.org; Thu, 03 Jun 2004 06:04:08 -0400 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.33) id 1BVp4x-0001NA-7E for qemu-devel@nongnu.org; Thu, 03 Jun 2004 06:04:07 -0400 Received: from [62.253.162.47] (helo=mta07-svc.ntlworld.com) by monty-python.gnu.org with esmtp (Exim 4.34) id 1BVp4Y-0004L3-5f for qemu-devel@nongnu.org; Thu, 03 Jun 2004 06:03:42 -0400 Received: from [10.10.10.100] ([81.107.87.144]) by mta07-svc.ntlworld.com (InterMail vM.4.01.03.37 201-229-121-137-20020806) with ESMTP id <20040603100352.UFRX5696.mta07-svc.ntlworld.com@[10.10.10.100]> for ; Thu, 3 Jun 2004 11:03:52 +0100 Subject: [Fwd: Re: qemu port (was: Re: [Qemu-devel] Running QEMU on FreeBSD)] From: Antony T Curtis Content-Type: text/plain Message-Id: <1086257013.6650.11.camel@pcgem.rdg.cyberkinetica.com> Mime-Version: 1.0 Date: Thu, 03 Jun 2004 11:03:33 +0100 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 -----Forwarded Message----- From: Antony T Curtis To: Juergen Lock Subject: Re: qemu port (was: Re: [Qemu-devel] Running QEMU on FreeBSD) Date: Thu, 03 Jun 2004 10:41:00 +0100 On Thu, 2004-06-03 at 00:18, Juergen Lock wrote: > On Mon, May 31, 2004 at 09:46:21AM +0000, Antony T Curtis wrote: > > ... > > > Replace the rintl() function in target-i386/op.c with the following: > > > > CPU86_LDouble rintl(CPU86_LDouble __x) { > > register CPU86_LDouble __result; > > __asm __volatile__ ("frndint" : "=t" (__result) : "0" (__x)); > > return __result; > > } > > OK, I've now taken this and the other FreeBSD patches, added a few > small ones of my own and made a port, it can be fetched at > http://www.freebsd.org/cgi/query-pr.cgi?pr=67506&f=raw > (and hopefully will be committed soon.) > > I've noticed the following things tho: > > - needs to run as root in order to use /dev/tap* networking (why?) This is from a access check in the if_tap module. If you look at /usr/src/sys/net/if_tap.c, you will notice that there is a check for the uid == 0 in the open path. It needs to be commented out. > - slirp (usermode networking) compiles but doesn't seem to work for me I haven't tried it. > - seems to have a timer problem (time sleep 1 takes 49 seconds and > booting sleeps for minutes at the acd0 probe), but only on _some_ guest > systems (FreeSBIE, knoppix.) An installed 5.2.1 guest system works ok > (this also doesn't happen with linux as host.) And enabling /dev/rtc doesn't > help either... (not included since it needs a patch to emulators/rtc.) I haven't tried running QEMU on 4.x > - using physical media doesn't work on 4.x hosts (missing DIOCGMEDIASIZE > ioctl) On 4.x you have to use something like... if (!ioctl(fd, FIOCGDINFO, &disklabel)) { int cyls = disklabel.d_ncylinders; int heads = disklabel.d_ntracks; int sectors = disklabel.d_nsectors; disksize_in_sectors = cyls * heads * sectors; } > Testers and anyone who has ideas about these problems welcome... > > Juergen > FLAGS (\Seen)) --