[Barrelfish-users] Running ARM Barrelfish on Gem5
Zeus Gómez Marmolejo
zeus.gomez at bsc.es
Thu Oct 4 11:50:42 CEST 2012
Thanks for you help, but I'm not sure if I'm doing something wrong. I
pulled the new version today and I continue getting the same error:
kernel PANIC! kernel assertion "limit > start" failed at
Gem5 has been checked out on the specified version and patched accordingly.
Would it be possible to get the specific revision on which Barrelfish ARMv7
was booting on Gem5?
2012/10/4 Rafael Garibotti <rafaelgaribotti at gmail.com>
> Hi Zeus,
> I don’t know if it will help you, but you will find attached a
> chapter of our internal GEM5 tutorial (thanks Samuel for the help!) where I
> explain (some steps) how to use GEM5 with Barrelfish.
> As Samuel said, this is an old version and he will launch a public
> release soon, but maybe this version is OK for what you want to do.
> Best Regards,
> Rafael Garibotti
> PhD Candidate at Lirmm/CNRS
> ---------- Forwarded message ----------
> From: Kornilios Kourtis <kornilios.kourtis at inf.ethz.ch>
> Date: 2012/10/4
> Subject: Re: [Barrelfish-users] Running ARM Barrelfish on Gem5
> To: Samuel Hitz <samuel.hitz at gmail.com>
> Cc: barrelfish-users at lists.inf.ethz.ch
> Hi Zeus,
> On Wed, Oct 03, 2012 at 04:06:48PM +0100, Samuel Hitz wrote:
> > AFAIK the Barrelfish arm tree for which those instructions were written
> for has
> > not been released to the public yet. The one in the current public repo
> > vastly outdated and doesn't reflect the current status of the ARM port
> on Gem5.
> > Maybe you could ask someone if you can clone the internal Barrelfish for
> > tree, but I also heard that there will be a public release soon.
> As you 've probably seen already, we did make a public release, and as
> Samuel suggested, you should be able to find gem5_patches.patch in the
> current tree. I am not sure if gem5 on ARM works without problems for the
> current tip, but if there are problems they should be relatively easy to
> > cheers,
> > Samuel
> > On Wed, Oct 3, 2012 at 3:26 PM, Zeus Gómez Marmolejo <zeus.gomez at bsc.es>
> > Hi all,
> > The mailing list has been very quiet lately. I hope everything is
> > fine :)
> > I was trying Barrelfish on the arm_gem5 target, but I got stuck on
> > different errors. I'm using the latest public release.
> > First, I tried to follow the instructions here:
> > Running_on_gem5
> > But the 'gem5_patches.patch' file doesn't exist and the 'arm_gem5'
> > 'arm_gem5_mc' makefile targets are not present. I guess these
> > may refer to a newer version that is not present on the public
> > tree.
> > In any case, there is a README file in the tools/arm_gem5 folder
> that also
> > tell how to build it (the gem5 directory in the instructions has to
> > changed to the actual arm_gem5). Finally it boots with the following
> > ==== m5 slave terminal: Terminal 0 ====
> > Barrelfish CPU driver starting on ARMv7 Board id 0x000008e0
> > The address of paging_map_kernel_section is 0xc0022d20
> > kernel PANIC! kernel assertion "limit > start" failed at
> > arch/arm/phys_mmap.c:130
> > I would like to know if this target is currently supported. I guess
> > was a revision in the past that was working. I wonder which one it
> > On the other hand, the mercurial tip of the Gem5 simulator doesn't
> have the
> > VExpress_ELT platform any more, but has been substituted by the
> > VExpress_EMM. So it would be worth updating the port.
> > Best regards,
> > --
> > Zeus Gómez Marmolejo
> > Barcelona Supercomputing Center
> > PhD student
> Kornilios Kourtis
> Barrelfish-users mailing list
> Barrelfish-users at lists.inf.ethz.ch
Zeus Gómez Marmolejo
Barcelona Supercomputing Center
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