Re: [Xen-devel] Debootstrapping a rootfs for Xen on FastModels A15

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Wed, 3 Apr 2013, Sander Bogaert wrote:
> On 2 April 2013 15:47, Stefano Stabellini
> <stefano.stabellini@xxxxxxxxxxxxx> wrote:
> > On Tue, 2 Apr 2013, Sander Bogaert wrote:
> >> I did however try the branches you linked but without much progress.
> >> Using the xen and kernel branches you linked together with this config
> >> ( http://xenbits.xen.org/people/sstabellini/config where I selected
> >> the defaults for newer kernel options ) Xen crashes. I attached a log;
> >> log.txt. Isn't this the exact same setup as you are using?
> >
> > I am attaching the kernel config I am using with that branch.
> > However I tried the one linked above, using the default for all the
> > newer kernel options, and I can still boot Dom0 to a bash prompt :-S
> > For the sake of completeness I am also going to attach my DTS (that is
> > SMP ready).
> >
> 
> Thanks a lot for all your help!
> 
> I used the files you supplied, build myself a A15x2 model and still
> get a crash booting dom0, it is one I never seen before. I attached
> the Xen and dom0 logs. The isue seems to be
> "Unhandled fault: external abort on non-linefetch (0x1008) at 0xc8820084
> Internal error: : 1008 [#1] SMP ARM"
>
> Any idea what could still be different between our setups? Maybe the
> compilers? I'm using arm-linux-gnueabi-gcc (Debian 4.7.2-4) 4.7.2 for
> crosscompilation. The model was built with gcc (Debian 4.4.7-2) 4.4.7.
> 
> Kernel is the branch you indicated with the .config you supplied.
> Xen is the branch you indicated.
> I'm using the dts you supplied and compile it to a dtb with DTC 1.3.0.

Ah yes, I know about that one :)
The problem is the DTS, you need this simple fix for the network card
entry:

diff --git a/arch/arm/boot/dts/vexpress-v2m-rs1.dtsi 
b/arch/arm/boot/dts/vexpress-v2m-rs1.dtsi
index ac870fb..d6d3c47 100644
--- a/arch/arm/boot/dts/vexpress-v2m-rs1.dtsi
+++ b/arch/arm/boot/dts/vexpress-v2m-rs1.dtsi
@@ -47,7 +47,7 @@
                };
 
                ethernet@2,02000000 {
-                       compatible = "smsc,lan9118", "smsc,lan9115";
+                       compatible = "smsc,lan91c111";
                        reg = <2 0x02000000 0x10000>;
                        interrupts = <15>;
                        phy-mode = "mii";

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