[U-Boot] [PATCH 2/4] Use LINK_OFF to access global data

Joakim Tjernlund joakim.tjernlund at transmode.se
Tue Jan 5 23:11:03 CET 2010



u-boot-bounces at lists.denx.de wrote on 05/01/2010 21:20:32:

> From: Scott Wood <scottwood at freescale.com>
> To: Albert ARIBAUD <albert.aribaud at free.fr>
> Cc: u-boot at lists.denx.de
> Date: 05/01/2010 21:22
> Subject: Re: [U-Boot] [PATCH 2/4] Use LINK_OFF to access global data
> Sent by: u-boot-bounces at lists.denx.de
>
> On Sun, Jan 03, 2010 at 09:06:51PM +0100, Albert ARIBAUD wrote:
> > Hmm... PIC is interesting only if you want the same binary to run from
> > two places, like NOR then RAM, which is the case when U-boot is the code
> > which gets run in NOR at power-up and ends up running in RAM later.
> >
> > For NAND-based boards, the NAND bootloader will load U-boot to RAM, and
> > U-boot will never run from anywhere else but its intended RAM location.
>
> Note that the first-stage NAND loader still needs to be able to relocate
> itself to RAM in order to free up the NAND buffer for loading more data.

Hmm, does that mean that the LINK_OFF patches are useful to you or not?



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