From mboxrd@z Thu Jan 1 00:00:00 1970 From: Linus Walleij Date: Tue, 5 Jan 2016 10:48:21 +0100 Subject: [U-Boot] [PATCH] arm64: Juno/FVP: adjust kernel load address In-Reply-To: <1451922216-14477-1-git-send-email-andre.przywara@arm.com> References: <1451922216-14477-1-git-send-email-andre.przywara@arm.com> Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Mon, Jan 4, 2016 at 4:43 PM, 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 Pretty cool. Almost deserves a comment directly in the config file so people don't screw up the geniusness :) Reviewed-by: Linus Walleij Yours, Linus Walleij