i.MX35 Kernel without ARM EABI support cannot execute init

hoefle marco marco.hoefle at nanotronic.ch
Fri Aug 21 10:37:15 EDT 2009


Hello everybody on the new mailing list,
I have an issue with the ARM EABI kernel option.
right now we have two ARM boards and two embedded linux distributions
(Emdebian and OSELAS). The CPUs are PXA270 and Freescale i.MX35.
The aim is to have emdebian on both boards.
When trying to boot the i.MX35 Kernel (with ARM EABI or without, the
kernel panic remains exactly the same) using the emdebian rootfs I get
this:

Kernel panic - not syncing: Attempted to kill init!
Backtrace: 
[<c0026430>] (dump_backtrace+0x0/0x10c) from [<c02515dc>] (dump_stack
+0x18/0x1c)
 r7:c7817f54 r6:c7813c40 r5:c7813c40 r4:00000004
[<c02515c4>] (dump_stack+0x0/0x1c) from [<c025161c>] (panic+0x3c/0x110)
[<c02515e0>] (panic+0x0/0x110) from [<c0034a14>] (do_exit+0x6c/0x5b8)
 r3:c0301bd4 r2:c7813c40 r1:c7817d14 r0:c02b478a
[<c00349a8>] (do_exit+0x0/0x5b8) from [<c0034fe0>] (do_group_exit
+0x80/0xb4)
[<c0034f60>] (do_group_exit+0x0/0xb4) from [<c003ea60>]
(get_signal_to_deliver+0x2c0/0x2f0)
 r4:00000004
[<c003e7a0>] (get_signal_to_deliver+0x0/0x2f0) from [<c0024ecc>]
(do_signal+0x58/0x4e4)
[<c0024e74>] (do_signal+0x0/0x4e4) from [<c0025384>] (do_notify_resume
+0x2c/0x30)
[<c0025358>] (do_notify_resume+0x0/0x30) from [<c0022dac>] (work_pending
+0x1c/0x20)


The PXA270 kernel (same settings except ARM system type and ARM EABI
disabled) boots the emdebian root file-system successfully.

The i.MX35 Kernel boots with ARM EABI support the OSELAS file-system.
Both Kernels are version 2.6.30.4 and were compiled with the same
arm-linux-gnu-gcc compiler.

>From my understanding it should be possible to use the same root
file-system on both CPUs.

Has anybody an idea why this is not working?

Thanks,
Marco






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