From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LvdW2-0006bl-65 for qemu-devel@nongnu.org; Sun, 19 Apr 2009 16:21:26 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LvdVx-0006Zw-5j for qemu-devel@nongnu.org; Sun, 19 Apr 2009 16:21:25 -0400 Received: from [199.232.76.173] (port=55903 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LvdVx-0006Zt-0M for qemu-devel@nongnu.org; Sun, 19 Apr 2009 16:21:21 -0400 Received: from moutng.kundenserver.de ([212.227.126.187]:56108) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1LvdVw-0007WL-Fq for qemu-devel@nongnu.org; Sun, 19 Apr 2009 16:21:20 -0400 From: Laurent Vivier In-Reply-To: References: <1239525550.5516.3.camel@Quad> <1240129450.5671.7.camel@Quad> <1240170424.5659.7.camel@Quad> Content-Type: text/plain; charset=utf-8 Date: Sun, 19 Apr 2009 22:21:04 +0200 Message-Id: <1240172464.5659.22.camel@Quad> Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] Re: [OpenBIOS] QEMU OpenBIOS booting? Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: The OpenBIOS Mailinglist Cc: Alexander Graf , qemu-devel@nongnu.org Le dimanche 19 avril 2009 =C3=A0 13:01 -0700, Steven Noonan a =C3=A9crit : > On Sun, Apr 19, 2009 at 12:47 PM, Laurent Vivier w= rote: > > Le dimanche 19 avril 2009 =C3=A0 11:59 -0700, Steven Noonan a =C3=A9cri= t : > >> On Sun, Apr 19, 2009 at 1:24 AM, Laurent Vivier = wrote: > >> > Le dimanche 19 avril 2009 =C3=A0 00:50 -0700, Steven Noonan a =C3=A9= crit : > >> >> On Tue, Apr 14, 2009 at 10:46 PM, Steven Noonan wrote: > >> >> > On Sun, Apr 12, 2009 at 1:39 AM, Laurent Vivier wrote: > >> >> >> OpenBIOS is not able to boot MacOS X. > >> >> > > >> >> > Well, that's a silly limitation. Is there a reason this isn't > >> >> > implemented? I see that the Mac-on-Linux OpenBIOS version has suc= h > >> >> > support, so it seems strange that the QEMU version does not. > >> >> > >> >> I don't know if anyone here is actually interested (this list seems > >> >> -very- quiet), but... > >> > > >> > Hi, > >> > > >> >> I've been hacking at OpenBIOS for a bit, and I got it to properly r= ead > >> >> Mac OS X discs (it kept failing because it would hit an Apple > >> >> Partition Map header instead of an HFS+ filesystem header). I'm > >> >> working on adding an XCOFF loader, too, so it should be able to boo= t > >> >> Mac OS X soon. > >> > > >> > You can copy it from OpenHackWare. > >> > I made some tests and it seems to have some memory conflicts between > >> > MacOS kernel and OpenBIOS. > > > > In fact what I have is a Mach-O loader which load mach_kernel from "/". > > > >> > Good Luck. > >> > > >> > >> Two more pre-XCOFF loader commits up: > >> http://github.com/tycho/openbios/commit/e43daa3447b5ce4a2b05b2f32882e4= 9891156200 > >> http://github.com/tycho/openbios/commit/7023b78a10f5632fd08d4749615efd= 3e73ab1036 > > > > Seems good but do you really need to check for embedded XCOFF in this > > patch and are you really able to execute the boot-script ? >=20 > Oh, I should say that it does _execute_ the boot-script, but I don't > know if it's properly handled by the Forth interpreter. Any idea what > the boot-script you cite is supposed to actually _do_ (I gave up > trying to read Forth at around 3 AM last night)? I think the script seeks in itself the address of the embedded XCOFF (after "-BOOT"), computes it size, copies it to load-base, initializes it ("init-program") and executes it ("go"). > > > > In Panther Install CD, BootX is: > > > > > > > > MacRISC MacRISC3 MacRISC4 > > > > > > Boot Loader for Mac OS X. > > > > > > > > > > ... > > > > load-base > > begin > > dup 6 " </CHRP" $=3D if > > 6 + dup 6 " -BOOT>" $=3D if > > 8 + true > > else > > false > > then > > else > > 1+ false > > then > > until > > ( xcoff-base ) > > load-size over load-base - - > > ( xcoff-base xcoff-size ) > > load-base swap move > > init-program go > > > > > > [...XCOFF HERE] > > > > > > Regards, > > Laurent > > > > > > -- > > OpenBIOS http://openbios.org/ > > Mailinglist: http://lists.openbios.org/mailman/listinfo > > Free your System - May the Forth be with you >=20