From: Sascha Hauer <s.hauer@pengutronix.de>
To: Alexander Shiyan <shc_work@mail.ru>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 08/11] ARM: mmu: Clear unpredictable bits for translation table
Date: Mon, 11 Feb 2013 09:26:50 +0100 [thread overview]
Message-ID: <20130211082650.GJ1906@pengutronix.de> (raw)
In-Reply-To: <1360317743-25975-8-git-send-email-shc_work@mail.ru>
On Fri, Feb 08, 2013 at 02:02:20PM +0400, Alexander Shiyan wrote:
>
> Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Applied this one for master.
Sascha
> ---
> arch/arm/cpu/mmu.c | 3 +++
> 1 files changed, 3 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/cpu/mmu.c b/arch/arm/cpu/mmu.c
> index 73dd0d3..99f12b5 100644
> --- a/arch/arm/cpu/mmu.c
> +++ b/arch/arm/cpu/mmu.c
> @@ -279,6 +279,9 @@ static int mmu_init(void)
> if (get_cr() & CR_M) {
> asm volatile ("mrc p15,0,%0,c2,c0,0" : "=r"(ttb));
>
> + /* Clear unpredictable bits [13:0] */
> + ttb = (unsigned long *)((unsigned long)ttb & ~0x3fff);
> +
> if (!request_sdram_region("ttb", (unsigned long)ttb, SZ_16K))
> pr_err("Error: Can't request SDRAM region for ttb\n");
> } else {
> --
> 1.7.3.4
>
>
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next prev parent reply other threads:[~2013-02-11 8:27 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-08 10:02 [PATCH 01/11] ARM: clps711x: Move lowlevel initialization in common CLPS711X location Alexander Shiyan
2013-02-08 10:02 ` [PATCH 02/11] ARM: clps711x: Fix SDRAM setup comment Alexander Shiyan
2013-02-08 10:02 ` [PATCH 03/11] ARM: clps711x: Adds config option for CPU PLL multiplier Alexander Shiyan
2013-02-08 11:11 ` Jean-Christophe PLAGNIOL-VILLARD
2013-02-08 11:58 ` Re[2]: " Alexander Shiyan
2013-02-08 13:37 ` [SPAM] " Jean-Christophe PLAGNIOL-VILLARD
2013-02-08 10:02 ` [PATCH 04/11] ARM: clps711x: Decrease initial memory size to 8MB Alexander Shiyan
2013-02-08 10:02 ` [PATCH 05/11] ARM: clps711x: Remove unused "start" declaration from reset.c Alexander Shiyan
2013-02-08 10:02 ` [PATCH 06/11] ARM: clps711x: Mark private functions that not will be used outside as static Alexander Shiyan
2013-02-08 10:02 ` [PATCH 07/11] ARM: clep7212: Fix NULL pointer exception if MMU is enabled Alexander Shiyan
2013-02-08 10:02 ` [PATCH 08/11] ARM: mmu: Clear unpredictable bits for translation table Alexander Shiyan
2013-02-11 8:26 ` Sascha Hauer [this message]
2013-02-08 10:02 ` [PATCH 09/11] ARM: clps711x: Move memory initialization in common CLPS711X location Alexander Shiyan
2013-02-08 10:02 ` [PATCH 10/11] ARM: clps711x: Turn off all peripherals on startup Alexander Shiyan
2013-02-08 10:02 ` [PATCH 11/11] ARM: clps711x: Update defconfig Alexander Shiyan
2013-02-11 8:48 ` [PATCH 01/11] ARM: clps711x: Move lowlevel initialization in common CLPS711X location Sascha Hauer
2013-02-11 9:30 ` Re[2]: " Alexander Shiyan
2013-02-11 9:41 ` Sascha Hauer
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