From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by canuck.infradead.org with esmtps (Exim 4.72 #1 (Red Hat Linux)) id 1Pfr6t-00040m-C9 for barebox@lists.infradead.org; Thu, 20 Jan 2011 09:47:26 +0000 From: Sascha Hauer Date: Thu, 20 Jan 2011 10:46:55 +0100 Message-Id: <1295516821-8988-5-git-send-email-s.hauer@pengutronix.de> In-Reply-To: <1295516821-8988-1-git-send-email-s.hauer@pengutronix.de> References: <1295516821-8988-1-git-send-email-s.hauer@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 04/10] ARM Chumby: Add MMU support To: barebox@lists.infradead.org Signed-off-by: Sascha Hauer --- arch/arm/boards/chumby_falconwing/falconwing.c | 23 +++++++++++++++++++++++ 1 files changed, 23 insertions(+), 0 deletions(-) diff --git a/arch/arm/boards/chumby_falconwing/falconwing.c b/arch/arm/boards/chumby_falconwing/falconwing.c index 2887f8c..966d99b 100644 --- a/arch/arm/boards/chumby_falconwing/falconwing.c +++ b/arch/arm/boards/chumby_falconwing/falconwing.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include #include @@ -264,6 +265,28 @@ static const uint32_t pad_setup[] = { GPMI_RDY3_GPIO | GPIO_IN | PULLUP(1), }; +#ifdef CONFIG_MMU +static int falconwing_mmu_init(void) +{ + mmu_init(); + + arm_create_section(0x40000000, 0x40000000, 64, PMD_SECT_DEF_CACHED); + arm_create_section(0x50000000, 0x40000000, 64, PMD_SECT_DEF_UNCACHED); + + setup_dma_coherent(0x10000000); + +#if TEXT_BASE & (0x100000 - 1) +#warning cannot create vector section. Adjust TEXT_BASE to a 1M boundary +#else + arm_create_section(0x0, TEXT_BASE, 1, PMD_SECT_DEF_UNCACHED); +#endif + mmu_enable(); + + return 0; +} +postcore_initcall(falconwing_mmu_init); +#endif + /** * Try to register an environment storage on the attached MCI card * @return 0 on success -- 1.7.2.3 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox