From: Sascha Hauer <s.hauer@pengutronix.de>
To: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH] ARM: move exception vectors away from start of binary
Date: Fri, 6 Jan 2012 09:34:19 +0100 [thread overview]
Message-ID: <20120106083419.GD5446@pengutronix.de> (raw)
In-Reply-To: <20120105131712.GF1810@game.jcrosoft.org>
On Thu, Jan 05, 2012 at 02:17:12PM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote:
> On 10:23 Thu 05 Jan , Sascha Hauer wrote:
> > Traditionally U-Boot and barebox have the exception vectors at
> > the start of the binary. There is no real reason in doing so,
> > because in the majority of cases this data will not be at 0x0
> > where it could be used as vectors directly anyway.
> > This patch puts the vectors into a separate linker section and
> > defines an head function which is placed at the start of the
> > image instead. Putting this in a separate function also has
> > the advantage that it can be placed at the start of images
> > which require an additional header like several Freescale i.MX
> > images. As the head function contains the barebox arm magic
> > those images can now also be detected as barebox images.
> > The header of the image can be customized using
> > CONFIG_ARM_CUSTOM_HEAD. If this is set the user must specify
> > a custom barebox_arm_head function in the text_entry section.
> >
> > Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> > ---
> Please hold on this one
Sorry, I accidently sent this. It's not part of the posted series.
Sascha
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next prev parent reply other threads:[~2012-01-06 8:34 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-05 9:23 compile patches Sascha Hauer
2012-01-05 9:23 ` [PATCH 1/3] ARM AT91: Add missing on_flash_bbt in atmel_nand_data Sascha Hauer
2012-01-05 13:14 ` Jean-Christophe PLAGNIOL-VILLARD
2012-01-06 8:32 ` Sascha Hauer
2012-01-06 12:09 ` Jean-Christophe PLAGNIOL-VILLARD
2012-01-06 12:44 ` Sascha Hauer
2012-01-05 9:23 ` [PATCH] ARM: move exception vectors away from start of binary Sascha Hauer
2012-01-05 13:17 ` Jean-Christophe PLAGNIOL-VILLARD
2012-01-06 8:34 ` Sascha Hauer [this message]
2012-01-05 9:23 ` [PATCH] video imx: specify num_modes in platform_data Sascha Hauer
2012-01-05 9:23 ` [PATCH 2/3] ARM omap beagle xload: update defconfig Sascha Hauer
2012-01-05 9:23 ` [PATCH 3/3] fat fs: Fix compile warning Sascha Hauer
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