From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 7/9] ARM: move exception vectors away from start of binary
Date: Sun, 1 Jan 2012 05:37:17 +0100 [thread overview]
Message-ID: <20120101043717.GC945@game.jcrosoft.org> (raw)
In-Reply-To: <1324133529-2036-8-git-send-email-s.hauer@pengutronix.de>
On 15:52 Sat 17 Dec , 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 aas barebox images.
>
> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> ---
I've to make it optionnal as on AT91 for boot we must have it at the bigeniing
of the binary
Best Regards,
J.
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next prev parent reply other threads:[~2012-01-01 4:43 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-17 14:52 Thumb-2 support Sascha Hauer
2011-12-17 14:52 ` [PATCH 1/9] ARM i.MX5: prepare to add a imx51_lowlevel_init Sascha Hauer
2011-12-18 14:03 ` Eric Bénard
2011-12-19 10:18 ` Sascha Hauer
2011-12-17 14:52 ` [PATCH 2/9] ARM i.MX51: implement " Sascha Hauer
2011-12-17 14:52 ` [PATCH 3/9] ARM i.MX51 babbage: use generic lowlevel init function Sascha Hauer
2011-12-17 14:52 ` [PATCH 4/9] ARM eukrea i.MX51: use generic lowlevel init Sascha Hauer
2011-12-17 14:52 ` [PATCH 5/9] ARM: update string functions from Linux Kernel Sascha Hauer
2011-12-17 14:52 ` [PATCH 6/9] ARM cache-armv7: use thumb-2 instructions where necessary Sascha Hauer
2011-12-17 14:52 ` [PATCH 7/9] ARM: move exception vectors away from start of binary Sascha Hauer
2011-12-18 23:43 ` Peter Korsgaard
2011-12-20 14:07 ` Jean-Christophe PLAGNIOL-VILLARD
2011-12-21 10:09 ` Sascha Hauer
2012-01-01 4:37 ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2012-01-02 14:13 ` Sascha Hauer
2012-01-02 15:09 ` Jean-Christophe PLAGNIOL-VILLARD
2012-01-23 12:07 ` Sascha Hauer
2012-01-24 4:39 ` Jean-Christophe PLAGNIOL-VILLARD
2011-12-17 14:52 ` [PATCH 8/9] ARM: get runtime offset of board_init_lowlevel_return by using separate section Sascha Hauer
2011-12-17 14:52 ` [PATCH 9/9] ARM: Allow to compile in thumb-2 mode Sascha Hauer
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