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From: michael@walle.cc (Michael Walle)
To: linux-arm-kernel@lists.infradead.org
Subject: arm and patch phys offset
Date: Tue, 3 Jan 2012 08:41:22 +0100	[thread overview]
Message-ID: <9ba2ef7841feed31c5e4f05a06a7d3ea.squirrel@ssl.serverraum.org> (raw)
In-Reply-To: <CACRpkdZ5V7KgWpLRPZ8yV9p_80gmjibH0EokZ3MoYktpOQssxw@mail.gmail.com>

Hi Linus,

On Tue, January 3, 2012 08:15, Linus Walleij wrote:
> On Tue, Dec 13, 2011 at 1:08 AM, Michael Walle <michael@walle.cc> wrote:
>
>> Seems like the l2 cache is enabled after uboot starts the linux kernel.
>> I'll
>> dig deeper into that tomorrow.
>
> Try to disable both L2 and L1 cach in U-Boot. That has solved
> similar issues for me.
>
> In include/configs/my_board.h
>
> #define CONFIG_SYS_DCACHE_OFF
but also slow things down in uboot, doesnt it? I've posted a patch on the
uboot ml which disables the l2 cache upon linux start.

http://patchwork.ozlabs.org/patch/132533/

You could try that, too.

-- 
michael

  reply	other threads:[~2012-01-03  7:41 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <201112112255.32534.michael@walle.cc>
2011-12-12  0:53 ` arm and patch phys offset Nicolas Pitre
2011-12-12 21:12   ` Michael Walle
2011-12-12 21:34     ` Russell King - ARM Linux
2011-12-12 21:55       ` Michael Walle
2011-12-12 22:02         ` Russell King - ARM Linux
2011-12-12 22:09           ` Michael Walle
2011-12-12 22:21             ` Russell King - ARM Linux
2011-12-12 22:56               ` Nicolas Pitre
2011-12-13  0:08                 ` Michael Walle
2011-12-13  4:01                   ` Nicolas Pitre
2011-12-13 23:17                     ` Michael Walle
2011-12-18 11:58                       ` Tixy
2012-01-03  7:15                   ` Linus Walleij
2012-01-03  7:41                     ` Michael Walle [this message]
2011-12-12 21:38     ` Nicolas Pitre
2011-12-12 21:57       ` Russell King - ARM Linux
2011-12-12 22:25         ` Nicolas Pitre
2011-12-12 22:06       ` Michael Walle

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