From patchwork Wed Mar 18 15:53:04 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ben Dooks X-Patchwork-Id: 6041521 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id D59A3BF90F for ; Wed, 18 Mar 2015 16:06:48 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 169A120465 for ; Wed, 18 Mar 2015 16:06:48 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 39CB22024F for ; Wed, 18 Mar 2015 16:06:47 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1YYGRh-0006B4-MN; Wed, 18 Mar 2015 16:03:49 +0000 Received: from ducie-dc1.codethink.co.uk ([185.25.241.215]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1YYGIM-0003Ka-Ej for linux-arm-kernel@lists.infradead.org; Wed, 18 Mar 2015 15:54:15 +0000 Received: from localhost (localhost [127.0.0.1]) by ducie-dc1.codethink.co.uk (Postfix) with ESMTP id 347BB460A82; Wed, 18 Mar 2015 15:53:31 +0000 (GMT) X-Virus-Scanned: Debian amavisd-new at ducie-dc1.codethink.co.uk Received: from ducie-dc1.codethink.co.uk ([127.0.0.1]) by localhost (ducie-dc1.codethink.co.uk [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id wSLHcsyFWrAA; Wed, 18 Mar 2015 15:53:29 +0000 (GMT) Received: from rainbowdash.ducie.codethink.co.uk (rainbowdash.dyn.ducie.codethink.co.uk [10.24.2.99]) by ducie-dc1.codethink.co.uk (Postfix) with ESMTPS id 85934460B22; Wed, 18 Mar 2015 15:53:28 +0000 (GMT) Received: from ben by rainbowdash.ducie.codethink.co.uk with local (Exim 4.84) (envelope-from ) id 1YYGHg-00087j-7v; Wed, 18 Mar 2015 15:53:28 +0000 From: Ben Dooks To: linux-kernel@lists.codethink.co.uk, linux-arm-kernel@lists.infradead.org Subject: [PATCH 05/13] ARM: at91: debug: fix debug in big endian mode Date: Wed, 18 Mar 2015 15:53:04 +0000 Message-Id: <1426693992-31163-6-git-send-email-ben.dooks@codethink.co.uk> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1426693992-31163-1-git-send-email-ben.dooks@codethink.co.uk> References: <1426693992-31163-1-git-send-email-ben.dooks@codethink.co.uk> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150318_085410_764269_88FA1DD9 X-CRM114-Status: UNSURE ( 7.88 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.0 (/) Cc: Jean-Christophe Plagniol-Villard , Ben Dooks , Nicolas Ferre , Andrew Victor , Russell King X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add appropriate endian swaps for when the CPU is in big endian Signed-off-by: Ben Dooks --- CC: Andrew Victor CC: Nicolas Ferre CC: Jean-Christophe Plagniol-Villard CC: Russell King CC: Linux ARM Kernel --- arch/arm/include/debug/at91.S | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/include/debug/at91.S b/arch/arm/include/debug/at91.S index c3c45e6..0217f8d 100644 --- a/arch/arm/include/debug/at91.S +++ b/arch/arm/include/debug/at91.S @@ -40,12 +40,14 @@ .macro waituart,rd,rx 1001: ldr \rd, [\rx, #(AT91_DBGU_SR)] @ Read Status Register +ARM_BE8(rev \rd, \rd) tst \rd, #AT91_DBGU_TXRDY @ DBGU_TXRDY = 1 when ready to transmit beq 1001b .endm .macro busyuart,rd,rx 1001: ldr \rd, [\rx, #(AT91_DBGU_SR)] @ Read Status Register +ARM_BE8(rev \rd, \rd) tst \rd, #AT91_DBGU_TXEMPTY @ DBGU_TXEMPTY = 1 when transmission complete beq 1001b .endm