From patchwork Sun Jan 22 11:13:31 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= X-Patchwork-Id: 137225 Return-Path: X-Original-To: incoming-imx@patchwork.ozlabs.org Delivered-To: patchwork-incoming-imx@bilbo.ozlabs.org Received: from merlin.infradead.org (merlin.infradead.org [IPv6:2001:4978:20e::2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id F4137B6FB6 for ; Sun, 22 Jan 2012 22:16:55 +1100 (EST) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1RovN6-0007I0-O7; Sun, 22 Jan 2012 11:14:04 +0000 Received: from casper.infradead.org ([2001:770:15f::2]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1RovN1-0007Gi-Ut for linux-arm-kernel@merlin.infradead.org; Sun, 22 Jan 2012 11:14:00 +0000 Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by casper.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1RovMz-0002DB-2f for linux-arm-kernel@lists.infradead.org; Sun, 22 Jan 2012 11:13:58 +0000 Received: from dude.hi.pengutronix.de ([2001:6f8:1178:2:21e:67ff:fe11:9c5c]) by metis.ext.pengutronix.de with esmtp (Exim 4.72) (envelope-from ) id 1RovMp-0006vb-FW; Sun, 22 Jan 2012 12:13:47 +0100 Received: from ukl by dude.hi.pengutronix.de with local (Exim 4.77) (envelope-from ) id 1RovMp-0003MD-DM; Sun, 22 Jan 2012 12:13:47 +0100 From: =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= To: linux-arm-kernel@lists.infradead.org Subject: [RFC PATCH 05/11] ARM: provide XIP_VIRT_ADDR for no-MMU builds Date: Sun, 22 Jan 2012 12:13:31 +0100 Message-Id: <1327230817-12855-5-git-send-email-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 1.7.8.3 In-Reply-To: <20120122111230.GB14835@pengutronix.de> References: <20120122111230.GB14835@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2001:6f8:1178:2:21e:67ff:fe11:9c5c X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20120122_111357_492232_121668B7 X-CRM114-Status: GOOD ( 13.83 ) X-Spam-Score: -1.9 (-) X-Spam-Report: SpamAssassin version 3.3.2 on casper.infradead.org summary: Content analysis details: (-1.9 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 T_RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Catalin Marinas , kernel@pengutronix.de X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org List-Id: linux-imx-kernel.lists.patchwork.ozlabs.org XIP_VIRT_ADDR is needed for XIP builds and currently only defined for builds with CONFIG_MMU. Also provide it for no-MMU builds to make it possible to build an XIP kernel for MMU-less machines. As these lack an MMU it has to be an identity mapping. Forwarded: id:1323467451-12128-1-git-send-email-u.kleine-koenig@pengutronix.de Acked-by: Nicolas Pitre Signed-off-by: Uwe Kleine-König --- arch/arm/include/asm/memory.h | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index a8997d7..fcb5757 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h @@ -116,6 +116,8 @@ #define MODULES_END (END_MEM) #define MODULES_VADDR (PHYS_OFFSET) +#define XIP_VIRT_ADDR(physaddr) (physaddr) + #endif /* !CONFIG_MMU */ /*