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From: Stefan Roese <sr@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] u-boot hangs after detecting DDR3 RAM and Flash.
Date: Wed, 5 May 2010 13:52:20 +0200	[thread overview]
Message-ID: <201005051352.20353.sr@denx.de> (raw)
In-Reply-To: <z2yb9c1f3ac1005050448j51fd5ea1h3141a679b90e899f@mail.gmail.com>

On Wednesday 05 May 2010 13:48:05 prakash bedge wrote:
> 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?

That means, that the timer is not running at all. Since you disabled the 
interrupts in the MSR register.

You need to solve the problem with the hanging trap, most likely resulting 
from the DDR3 setup code.
 
Cheers,
Stefan

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DENX Software Engineering GmbH,      MD: Wolfgang Denk & Detlev Zundel
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  reply	other threads:[~2010-05-05 11:52 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-04 14:21 [U-Boot] u-boot hangs after detecting DDR3 RAM and Flash prakash bedge
2010-05-04 14:34 ` Stefan Roese
2010-05-04 15:03   ` prakash bedge
2010-05-04 15:38     ` Stefan Roese
2010-05-05 11:48       ` prakash bedge
2010-05-05 11:52         ` Stefan Roese [this message]
2010-05-06 13:06           ` prakash bedge
     [not found]             ` <201005071030.24575.sr@denx.de>
2010-05-07 14:52               ` prakash bedge
2010-05-07 15:17                 ` Wolfgang Denk
2010-05-10 14:28                   ` prakash bedge

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