From: Tom Rini <trini@konsulko.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] arm64: Juno/FVP: adjust kernel load address
Date: Fri, 8 Jan 2016 22:35:04 -0500 [thread overview]
Message-ID: <20160109033504.GR3359@bill-the-cat> (raw)
In-Reply-To: <1451922216-14477-1-git-send-email-andre.przywara@arm.com>
On Mon, Jan 04, 2016 at 03:43:36PM +0000, Andre Przywara wrote:
> The default kernel load offset for an arm64 kernel is 0x80000, so
> U-Boot takes cares of moving the loaded kernel to a matching memory
> location just before booting it.
> Since we run with caches off, this takes a while for any decently
> sized kernel - with no output explaining the reason for the delay
> (unless one uses a DEBUG build).
> By adjusting the default load offset for Juno and VFP to be 512K
> aligned in the first place we can skip this copying and boot much
> faster.
> Tested on Juno.
>
> Signed-off-by: Andre Przywara <andre.przywara@arm.com>
> Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
> Tested-by: Ryan Harkin <ryan.harkin@linaro.org>
Applied to u-boot/master, thanks!
--
Tom
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prev parent reply other threads:[~2016-01-09 3:35 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-04 15:43 [U-Boot] [PATCH] arm64: Juno/FVP: adjust kernel load address Andre Przywara
2016-01-05 9:48 ` Linus Walleij
2016-01-05 14:41 ` Ryan Harkin
2016-01-09 3:35 ` Tom Rini [this message]
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