From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jean-Christophe PLAGNIOL-VILLARD Date: Sat, 4 Apr 2009 18:16:10 +0200 Subject: [U-Boot] [PATCH] Marvell Feroceon-FR131/Sheeva-88SV131 cpu core support In-Reply-To: <1238798370-9245-1-git-send-email-prafulla@marvell.com> References: <1238798370-9245-1-git-send-email-prafulla@marvell.com> Message-ID: <20090404161610.GC32409@game.jcrosoft.org> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 04:09 Sat 04 Apr , Prafulla Wadaskar wrote: > This is ARM v5TE-compliant processor core with > MMU and L1/L2 Cache > > Signed-off-by: prafulla_wadaskar > Reviewed by: Ronen Shitrit > --- > cpu/arm926ejs/start.S | 5 +++++ > 1 files changed, 5 insertions(+), 0 deletions(-) > > diff --git a/cpu/arm926ejs/start.S b/cpu/arm926ejs/start.S > index ed4932a..08ec955 100644 > --- a/cpu/arm926ejs/start.S > +++ b/cpu/arm926ejs/start.S > @@ -214,10 +214,15 @@ cpu_init_crit: > * disable MMU stuff and caches > */ > mrc p15, 0, r0, c1, c0, 0 > +#if defined (CONFIG_FEROCEON_88FR131) || defined (CONFIG_SHEEVA_88SV131) > + bic r0, r0, #0x00000007 /* clear bits 2:0 (CAM) */ > + orr r0, r0, #0x00000002 /* set bit 2 (A) Align */ > +#else > bic r0, r0, #0x00002300 /* clear bits 13, 9:8 (--V- --RS) */ > bic r0, r0, #0x00000087 /* clear bits 7, 2:0 (B--- -CAM) */ > orr r0, r0, #0x00000002 /* set bit 2 (A) Align */ > orr r0, r0, #0x00001000 /* set bit 12 (I) I-Cache */ > +#endif I've plan to clean up the asm mmu and cache management as I've done for the C part. The idea is to avoid to duplicated code and #ifdef every where. So please create asm macro to handle this and please explain a few more why you need it Best Regards, J.