From: J. William Campbell <jwilliamcampbell@comcast.net>
To: u-boot@lists.denx.de
Subject: [U-Boot] [RFC] [PATCH] arm: arm926ejs: use ELF relocations
Date: Mon, 04 Oct 2010 22:41:50 -0700 [thread overview]
Message-ID: <4CAABA9E.6050609@comcast.net> (raw)
In-Reply-To: <20101005053017.324B51539A0@gemini.denx.de>
On 10/4/2010 10:30 PM, Wolfgang Denk wrote:
> Dear Albert ARIBAUD,
>
> In message<4CAA50AA.3000608@free.fr> you wrote:
>> Remember: this patch only applies to boards which boot from NOR FLASH!
>> You can test it on other types of boards (NAND-based, etc) for
>> regression testing, but nothing more.
> Assuming the NAND loder does not load U-Boot to it's final location
> at the upper end of RAM, but - say - somewhere in lower memory, the
> standard relocation preocess will be running, so I think there should
> be no real difference between (such) NAND booting systems and NOR
> booting ones - or am I missing something?
FWIW I think you are right. If u-boot is linked for the address where
the NAND loader put it, everything should work fine. It can
size memory, move a copy of u-boot to the top of memory, and branch to
the entry point that continues initialization.
Bill Campbell
> Best regards,
>
> Wolfgang Denk
>
next prev parent reply other threads:[~2010-10-05 5:41 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-04 22:01 [U-Boot] [RFC] [PATCH] arm: arm926ejs: use ELF relocations Albert Aribaud
2010-10-04 22:09 ` Albert ARIBAUD
2010-10-04 23:57 ` John Rigby
2010-10-05 0:01 ` Graeme Russ
2010-10-05 5:34 ` Wolfgang Denk
2010-10-05 5:40 ` Graeme Russ
2010-10-05 5:42 ` Graeme Russ
2010-10-05 6:13 ` Albert ARIBAUD
2010-10-05 5:30 ` Wolfgang Denk
2010-10-05 5:41 ` J. William Campbell [this message]
2010-10-05 5:47 ` Albert ARIBAUD
2010-10-04 22:22 ` Graeme Russ
2010-10-04 22:57 ` Albert ARIBAUD
2010-10-04 23:21 ` Graeme Russ
2010-10-05 0:16 ` Albert ARIBAUD
2010-10-05 3:42 ` J. William Campbell
2010-10-04 23:23 ` Graeme Russ
2010-10-04 23:59 ` Albert ARIBAUD
2010-10-05 6:11 ` Wolfgang Denk
-- strict thread matches above, loose matches on Subject: below --
2010-10-05 6:13 Wolfgang Denk
2010-10-05 6:33 ` Albert ARIBAUD
2011-03-29 23:13 du zhigang
2011-03-30 5:06 ` Albert ARIBAUD
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