From: Marc Reilly <marc@cpdesign.com.au>
To: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 1/2] imx: Internal boot sources, handle all header offsets
Date: Fri, 1 Oct 2010 14:58:24 +1000 [thread overview]
Message-ID: <201010011458.24626.marc@cpdesign.com.au> (raw)
In-Reply-To: <20101001042959.GE25320@game.jcrosoft.org>
Hi,
> > -#define __image_len_0x100 __section(.image_len_0x100)
> > +#if defined(CONFIG_ARCH_IMX_INTERNAL_BOOT_NOR)
> > + #define __flash_header_section __section(.flash_header_0x1000)
> > + #define __dcd_entry_section __section(.dcd_entry_0x1000)
> > + #define __image_len_section __section(.image_len_0x1000)
> > + #define FLASH_HEADER_OFFSET 0x1000
> > +#elif defined(CONFIG_ARCH_IMX_INTERNAL_BOOT_ONENAND)
> > + #define __flash_header_section __section(.flash_header_0x0100)
> > + #define __dcd_entry_section __section(.dcd_entry_0x0100)
> > + #define __image_len_section __section(.image_len_0x0100)
> > + #define FLASH_HEADER_OFFSET 0x0100
>
> nor and onenand are the same why duplicate them?
They look similar but, NOR offset is at 4Kb (0x1000), OneNand is 256b (0x100).
(The leading zero for 0x0100 doesn't help, but is necessary otherwise the
blah_0x1000 matches the blah_0x100* linker section.)
Cheers
Marc
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next prev parent reply other threads:[~2010-10-01 4:59 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-01 3:40 Marc Reilly
2010-10-01 3:40 ` [PATCH 2/2] Update flash headers for boards supporting internal boot Marc Reilly
2010-10-01 4:29 ` [PATCH 1/2] imx: Internal boot sources, handle all header offsets Jean-Christophe PLAGNIOL-VILLARD
2010-10-01 4:58 ` Marc Reilly [this message]
2010-10-01 16:53 ` Jean-Christophe PLAGNIOL-VILLARD
2010-10-02 2:20 ` Marc Reilly
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