From patchwork Wed Oct 12 21:01:48 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anton staaf X-Patchwork-Id: 119291 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from theia.denx.de (theia.denx.de [85.214.87.163]) by ozlabs.org (Postfix) with ESMTP id 1DD2DB6F6B for ; Thu, 13 Oct 2011 08:02:29 +1100 (EST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 7802D28405; Wed, 12 Oct 2011 23:02:23 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at theia.denx.de Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Bk0+obS3CSjX; Wed, 12 Oct 2011 23:02:23 +0200 (CEST) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id EA89428489; Wed, 12 Oct 2011 23:02:10 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id EA3C9282F8 for ; Wed, 12 Oct 2011 23:02:07 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at theia.denx.de Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id hGvIs74vruU1 for ; Wed, 12 Oct 2011 23:02:06 +0200 (CEST) X-policyd-weight: NOT_IN_SBL_XBL_SPAMHAUS=-1.5 NOT_IN_SPAMCOP=-1.5 NOT_IN_BL_NJABL=-1.5 (only DNSBL check requested) Received: from smtp-out.google.com (smtp-out.google.com [216.239.44.51]) by theia.denx.de (Postfix) with ESMTPS id 0FC0D28302 for ; Wed, 12 Oct 2011 23:02:05 +0200 (CEST) Received: from wpaz17.hot.corp.google.com (wpaz17.hot.corp.google.com [172.24.198.81]) by smtp-out.google.com with ESMTP id p9CL23HS015198; Wed, 12 Oct 2011 14:02:04 -0700 Received: from servo.mtv.corp.google.com (servo.mtv.corp.google.com [172.22.72.56]) by wpaz17.hot.corp.google.com with ESMTP id p9CL1xMT014395; Wed, 12 Oct 2011 14:02:02 -0700 Received: by servo.mtv.corp.google.com (Postfix, from userid 99248) id 705DF4A18B; Wed, 12 Oct 2011 14:02:02 -0700 (PDT) From: Anton Staaf To: u-boot@lists.denx.de Date: Wed, 12 Oct 2011 14:01:48 -0700 Message-Id: <1318453311-31349-10-git-send-email-robotboy@chromium.org> X-Mailer: git-send-email 1.7.3.1 In-Reply-To: <1318453311-31349-1-git-send-email-robotboy@chromium.org> References: <1318453311-31349-1-git-send-email-robotboy@chromium.org> X-System-Of-Record: true Cc: Anton Staaf Subject: [U-Boot] [PATCH 09/12] microblaze: cache: define ARCH_DMA_MINALIGN for DMA buffer alignment X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.9 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: u-boot-bounces@lists.denx.de Errors-To: u-boot-bounces@lists.denx.de Signed-off-by: Anton Staaf Cc: Mike Frysinger Cc: Lukasz Majewski Cc: Michal Simek Change-Id: I8ee488ae0654cebac34f4d65771b4a8edbadf6fd --- arch/microblaze/include/asm/cache.h | 37 +++++++++++++++++++++++++++++++++++ 1 files changed, 37 insertions(+), 0 deletions(-) create mode 100644 arch/microblaze/include/asm/cache.h diff --git a/arch/microblaze/include/asm/cache.h b/arch/microblaze/include/asm/cache.h new file mode 100644 index 0000000..0373e88 --- /dev/null +++ b/arch/microblaze/include/asm/cache.h @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2011 The Chromium OS Authors. + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __MICROBLAZE_CACHE_H__ +#define __MICROBLAZE_CACHE_H__ + +/* + * The microblaze can have either a 4 or 16 byte cacheline depending on whether + * you are using OPB(4) or CacheLink(16). If the board config has not specified + * a cacheline size we assume the larger value of 16 bytes for DMA buffer + * alignment. + */ +#ifdef CONFIG_SYS_CACHELINE_SIZE +#define ARCH_DMA_MINALIGN CONFIG_SYS_CACHELINE_SIZE +#else +#define ARCH_DMA_MINALIGN 16 +#endif + +#endif /* __MICROBLAZE_CACHE_H__ */