[U-Boot] u-boot hangs after detecting DDR3 RAM and Flash.

prakash bedge prakash.bedge at gmail.com
Wed May 5 13:48:05 CEST 2010


Hi Stefan,

>> No. What I meant, was that you should try the "sleep" command on the
U-Boot
>> prompt, to check, if the timer is working or not. Check if a "sleep 3"
really
>> takes 3 seconds to return to the prompt.
I commented he MSR_EE in interrupt_init function in cpu/ppc4xx/interrupts.c
to run the u-boot and to get u-boot prompt.

when I executed "sleep 3 " command it doesn't reurns to prompt. It seems
that it hangs in while loop or hangs somewhere else.
what does it mean?


Regards,
Prakash

On Tue, May 4, 2010 at 9:08 PM, Stefan Roese <sr at denx.de> wrote:

> Hi Prakash,
>
> On Tuesday 04 May 2010 17:03:40 prakash bedge wrote:
> > Shall I need to add sleep() command in the interrupt_init or before it?
>
> No. What I meant, was that you should try the "sleep" command on the U-Boot
> prompt, to check, if the timer is working or not. Check if a "sleep 3"
> really
> takes 3 seconds to return to the prompt.
>
> > I am using Samsung M391B2873EH1-CH9 series 1 GB DDR3 and Denali
> controller
> > is being used for driving DDR3.
>
> OK. It would be good if you would contribute your Denali code back to
> mainline
> U-Boot.
>
> Cheers,
> Stefan
>
> --
> DENX Software Engineering GmbH,      MD: Wolfgang Denk & Detlev Zundel
> HRB 165235 Munich,  Office: Kirchenstr.5, D-82194 Groebenzell, Germany
> Phone: (+49)-8142-66989-0 Fax: (+49)-8142-66989-80 Email: office at denx.de
>


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