[meta-ti] pandaboard not booting

[Khem Raj]

On Thu, Sep 27, 2012 at 9:08 AM, Gary Thomas <gary at mlbassoc.com> wrote:
> On 2012-09-27 07:55, Khem Raj wrote:
>>
>> On Thu, Sep 27, 2012 at 6:47 AM,  <Christian.Schulenberg at bmw.de> wrote:
>>>
>>> Hi,
>>>
>>> as I wrote before, I have an older version. I used the kernel version of
>>> that one to start up my new meta-ivi build. It crashed later with a kernel
>>> panic, but at least the kernel is running.
>>>
>>> After that I compared the two kernel version I have, with mkimage -l.
>>>
>>> 1. Kernel version that is working quite well:
>>>
>>> mkimage -l uImage
>>> Image Name:   Linux-3.1.0
>>> Created:      Fri Sep 21 11:25:32 2012
>>> Image Type:   ARM Linux Kernel Image (uncompressed)
>>> Data Size:    4144744 Bytes = 4047.60 kB = 3.95 MB
>>> Load Address: 80008000
>>> Entry Point:  80008000
>>>
>>> 2. Kernel version that fails after uncompression:
>>>
>>> mkimage -l uImage
>>> Image Name:   Linux-3.1.0
>>> Created:      Thu Sep 27 07:07:25 2012
>>> Image Type:   ARM Linux Kernel Image (uncompressed)
>>> Data Size:    4176432 Bytes = 4078.55 kB = 3.98 MB
>>> Load Address: 80008000
>>> Entry Point:  80008000
>>>
>>> I don't see any major issues here, so I guess I need to check the
>>> toolchain as proposed by Enrico.
>>>
>>
>> Download denzil SDK for arm which is gcc 4.6 based and compile kernel
>> using that and see if that boots. There could be some kernel+toolchain
>> interaction w.r.t gcc 4.7 which is what is
>> default in current master/(would be 1.3) release, sometimes gcc
>> exposes latent bugs in kernel
>> and at times its wise versa
>
>
> I've tried this kernel on a PandaBoard, built with both GCC-4.7.2 (latest
> master)
> and GCC-4.6.3 (~denzil).  Both fail during to come up.

OK you can take further step back and use edison SDK which has gcc 4.5
which then can _kind_ of eliminate the compiler if it fails with all 3