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From: Belisko Marek <marek.belisko@gmail.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: testing barebox on calao sbc35-a9260 board
Date: Wed, 30 Jun 2010 13:39:51 +0200	[thread overview]
Message-ID: <AANLkTimNUQvQohAOv2pyKsPXWgDg12AnIyrJr5A52js5@mail.gmail.com> (raw)
In-Reply-To: <20100630065757.GO12115@pengutronix.de>

On Wed, Jun 30, 2010 at 8:57 AM, Sascha Hauer <s.hauer@pengutronix.de> wrote:
> On Mon, Jun 28, 2010 at 12:37:06PM +0200, Belisko Marek wrote:
>> Hi,
>>
>> On Mon, Jun 28, 2010 at 11:36 AM, Juergen Beisert <jbe@pengutronix.de> wrote:
>> > Eric Bénard wrote:
>> >> Hi Marek,
>> >>
>> >> Le 28/06/2010 11:08, Belisko Marek a écrit :
>> >> > I disable autostart and download barebox image to 0x8000 with
>> >> > tftp 0x8000 barebox.bin and then jut go 0x8000 ended with:
>> >> > ## Starting application at 0x00008000 ...
>> >>
>> >> if I remember well, on AT91 SDRAM is at 0x20000000 so actually you don't
>> >> seem to load it in SDRAM.
>> >> For the binary to execute properly, you should load it at the right
>> >> target address in SDRAM.
>> >
>> > If barebox detects its current runtime address differs from the link address
>> > it copies itself to the link address first.
>> >
>> > So writing it anywhere into sdram should work. But only, if also the link
>> > address is in the sdram area...
>> Seems it's not working in my case. U-boot code just jump to address which
>> is taken as argument according code. If barebox is copied to correct link
>> address and started it should work. Is there any possibility to check
>> link address from binary
>> or it's not necessary to use mkimage tool from u-boot?
>
> Here are the necessary steps to run the barebox.bin file from U-Boot:
>
> tftp 0x20000000 barebox.bin
> go 0x20000000

Following steps give me the also only Starting application at
0x20000000 and nothing more.
>
> As Eric stated the 9260 has SDRAM at 0x20000000, so this would be an
> appropriate load address. barebox then relocates itself to 0x23f00000
> according to the link address which you can check by doing 'make
> barebox.S' and looking at barebox.S.
Yes it seems link address ( 0x23f00000) is correct according barebox.S file.
Strange.

Anyway thanks for support and advices.
>
> Sascha
>
>
> --
> Pengutronix e.K.                           |                             |
> Industrial Linux Solutions                 | http://www.pengutronix.de/  |
> Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
> Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |
>



-- 
as simple and primitive as possible
-------------------------------------------------
Marek Belisko - OPEN-NANDRA
Freelance Developer

Ruska Nova Ves 219 | Presov, 08005 Slovak Republic
Tel: +421 915 052 184
skype: marekwhite
icq: 290551086
web: http://open-nandra.com

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  reply	other threads:[~2010-06-30 11:39 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-25  9:31 Belisko Marek
2010-06-28  8:04 ` Sascha Hauer
2010-06-28  8:32   ` Baruch Siach
2010-06-30  7:02     ` Sascha Hauer
2010-06-28  9:08   ` Belisko Marek
2010-06-28  9:17     ` Eric Bénard
2010-06-28  9:36       ` Juergen Beisert
2010-06-28 10:37         ` Belisko Marek
2010-06-30  6:57           ` Sascha Hauer
2010-06-30 11:39             ` Belisko Marek [this message]
2010-06-30  7:03     ` Sascha Hauer

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