From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?q?Andreas=20Bie=C3=9Fmann?= Date: Mon, 13 Jun 2016 00:01:21 +0200 Subject: [U-Boot] [U-Boot, v2, 02/18] arm: Allow skipping of low-level init with I-cache on In-Reply-To: <1462454902-6093-3-git-send-email-sjg@chromium.org> (from Simon Glass on Thu, 5 May 2016 07:28:06 -0600) References: <1462454902-6093-3-git-send-email-sjg@chromium.org> Message-ID: <1465768881-6909-1-git-send-email-andreas@biessmann.org> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Dear Simon Glass, Simon Glass writes: >At present CONFIG_SKIP_LOWLEVEL_INIT prevents U-Boot from calling >lowlevel_init(). This means that the instruction cache is not enabled and >the board runs very slowly. > >What is really needed in many cases is to skip the call to lowlevel_init() >but still perform CP15 init. Add an option to handle this. > >Reviewed-by: Heiko Schocher >Tested-on: smartweb, corvus, taurus, axm >Tested-by: Heiko Schocher >Reviewed-by: Joe Hershberger >Signed-off-by: Simon Glass >Reviewed-by: Andreas Bie?mann >--- > >Changes in v2: None > > README | 5 +++++ > arch/arm/cpu/arm1136/start.S | 2 ++ > arch/arm/cpu/arm920t/start.S | 3 ++- > arch/arm/cpu/arm926ejs/start.S | 2 ++ > arch/arm/cpu/arm946es/start.S | 2 ++ > arch/arm/cpu/armv7/start.S | 5 ++++- > arch/arm/cpu/sa1100/start.S | 2 ++ > 7 files changed, 19 insertions(+), 2 deletions(-) applied to u-boot-atmel/master, thanks! Best regards, Andreas Bie?mann