From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 15 Aug 2022 17:43:45 +0200 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1oNcFi-006bL0-Vh for lore@lore.pengutronix.de; Mon, 15 Aug 2022 17:43:45 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oNcFj-0000t4-7T for lore@pengutronix.de; Mon, 15 Aug 2022 17:43:44 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=vuGfPLgAMINKrxL0txhB0dZ7O1trmREnMISm4juDaDU=; b=kyS/nsTolTHkt2fJpfUfWhWAxB mbU7DWkODXnPy7taJKzadPaYubnuYDb1YE6fZy5R6i58KlN/Fl4MLk93o14RgUl7HWPdkR/ZyPrl6 XQvpoL0OOdc/+Inkd0Fx3dYJ1+zEWRgCpj1nuDtTil46WZA9/abe6XS61kvz6MetH15Rj0Cj7LW4k q/c+MasWWenVCJW/72Eyc9xcNrzxhU1Oc6iVkgg57+SPW+WulH5gvdMZj6y1qilNIG/y52dffrXFp mdfG0+RQ7kUHsPCNUNaTXoKYgoVpThIbbvEy85r+3HgQZpEkDwumbwd0xAuepxx2FsvnyoIRLAgcO 64M+6ebA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oNcDo-000znw-Pt; Mon, 15 Aug 2022 15:41:45 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oNc4i-000uCk-CU for barebox@lists.infradead.org; Mon, 15 Aug 2022 15:32:26 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oNc4b-0007AA-RD; Mon, 15 Aug 2022 17:32:13 +0200 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1oNc4Y-003wmk-Oa; Mon, 15 Aug 2022 17:32:13 +0200 Received: from afa by dude04.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1oNc4Z-00AAGP-GW; Mon, 15 Aug 2022 17:32:11 +0200 From: Ahmad Fatoum To: barebox@lists.infradead.org Cc: rcz@pengutronix.de, Ahmad Fatoum Date: Mon, 15 Aug 2022 17:32:06 +0200 Message-Id: <20220815153209.2422662-8-a.fatoum@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220815153209.2422662-1-a.fatoum@pengutronix.de> References: <20220815153209.2422662-1-a.fatoum@pengutronix.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220815_083220_708103_AEB244A5 X-CRM114-Status: GOOD ( 10.93 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-3.7 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH 07/10] ARM: mmu: define attrs_uncached_mem() helper X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) We already have a helper with the same name for ARMv8, so define it here for reuse in the follow-up commit. Signed-off-by: Ahmad Fatoum --- arch/arm/cpu/mmu.h | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/arch/arm/cpu/mmu.h b/arch/arm/cpu/mmu.h index d48522d166f7..1499b70dd649 100644 --- a/arch/arm/cpu/mmu.h +++ b/arch/arm/cpu/mmu.h @@ -73,15 +73,20 @@ create_sections(uint32_t *ttb, unsigned long first, #define PMD_SECT_DEF_UNCACHED (PMD_SECT_AP_WRITE | PMD_SECT_AP_READ | PMD_TYPE_SECT) #define PMD_SECT_DEF_CACHED (PMD_SECT_WB | PMD_SECT_DEF_UNCACHED) -static inline void create_flat_mapping(uint32_t *ttb) +static inline unsigned long attrs_uncached_mem(void) { unsigned int flags = PMD_SECT_DEF_UNCACHED; if (cpu_architecture() >= CPU_ARCH_ARMv7) flags |= PMD_SECT_XN; + return flags; +} + +static inline void create_flat_mapping(uint32_t *ttb) +{ /* create a flat mapping using 1MiB sections */ - create_sections(ttb, 0, 0xffffffff, flags); + create_sections(ttb, 0, 0xffffffff, attrs_uncached_mem()); } #endif /* __ARM_MMU_H */ -- 2.30.2