Re: mpc8xx and ld.so problem

[Wolfgang Denk <wd@denx.de>]

In message <42D5361B.2070402@chello.nl> you wrote:
> 
> It appeard that on my mpc862 target I had also this problem. I am using
> ELDK3.1.1 which includes a 2.4.25 kernel.

No, most definitely not.

>     Large application (20MB c++, mostly shared-libs) crashes (sigseg) at
> startup BEFORE main() is called.
>     Attempts to debug the application also fail: the debugger crashes
> also (sigseg).

I bet that this is a FAQ. Your SDRAM initialization is broken.

> I didn't change the C-lib, I took the 2.4.30/arch/ppc/kernel/head_8xx.S
> file and copied this over the 2.4.25 head_8xx.S file.
> In the 2.4.30 version there is a piece of code mentioning the dcbX
> instruction problems.

And did this fix the problem completely? I would be a bit surprised.

> This driver causes the CPM sometimes to hang when performing a memset,
> can this be caused by the same problem?

Yes. When your SDRAM init is broken, strange things will happen.


Best regards,

Wolfgang Denk

-- 
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@denx.de
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