From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F86BC433EF for ; Wed, 29 Sep 2021 18:19:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 266426124D for ; Wed, 29 Sep 2021 18:19:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345749AbhI2SUw (ORCPT ); Wed, 29 Sep 2021 14:20:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40754 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343727AbhI2SUo (ORCPT ); Wed, 29 Sep 2021 14:20:44 -0400 Received: from mail-wm1-x32c.google.com (mail-wm1-x32c.google.com [IPv6:2a00:1450:4864:20::32c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6E07AC06161C for ; Wed, 29 Sep 2021 11:19:03 -0700 (PDT) Received: by mail-wm1-x32c.google.com with SMTP id b204-20020a1c80d5000000b0030cd967c674so338231wmd.0 for ; Wed, 29 Sep 2021 11:19:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=GFzH5hITTRN1V5OZpNAVPp73YgNW/RpLchp3GtiSXo4=; b=W1TUAZlaw/e8DQIF7edqAaicu+IQNIuf0gyontypngQe8+38JwnhEdZYOPXfDsr91B 9iEkIZ5zL59YTdyfuwChWIQItLAySgEpGmiIOiRzC2J5PYabyCCg8MvOAaTW90G+6bqm 5Ap5US6WbLQOjbM91roVUFwKzIKZsZI0a9YW5bVZhOHC4uZGCGwHXZL1i39v/s6ipJo4 lA2vCyYGrDlHZ8BkI3iceDFP+dAC+/CvCMf/AijKA2x62aEEpYCmPK8h5kkVa9PRvbCA WgvQX50RSYQ3Htzu1dI/YD4NgWAyKFw6y+qEEOC2sAVVleVEF7DOvFQOebY/65ve39Ye Jobw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=GFzH5hITTRN1V5OZpNAVPp73YgNW/RpLchp3GtiSXo4=; b=OVBGCC8nFVeA6E5Yfms4ilm1EsflLjQbQXPNz7hPVj3LYQ0fFDaqhV5LNkD+vBVAqV 6w4IBp6Tl730d8EMSnN9A4JGRNKzGhLVZR/7OT863+SOqGUFVXExM9QF8Sd3ioKtEAtS 0nLRQO+0ThES28nSvAUwWBT3YTWjkeDhM6HiwZTOxZ355hUkLifEQd/7epEmOFMYWcSY Se+Wr5rZAhfi1jzUaz87LRmp6IEuFe6ElK4k4kh9CVic0al+nFMZ2D4kRALNuJRZjXB8 tv4EdWFfqP36ie55Ap6n0pCanrvfOrFr2wJjTMyoCZp6s12Ztd4yyuXsaROPmSbnX+QL 4aEQ== X-Gm-Message-State: AOAM532U9dPtHJLjFOvwt4ddG6AA72Upob6V8WJ61h1HZCVV/A8wlylX L7Q0172hEndf0yn4j/CnWSc= X-Google-Smtp-Source: ABdhPJxHrE5APi8qWcepSYnhoXLeO3mw2C4m/dEVIjbr6POCv1tQ7PKeXKeXepotIdvv9g5VrgX3RQ== X-Received: by 2002:a1c:94:: with SMTP id 142mr7940052wma.116.1632939542071; Wed, 29 Sep 2021 11:19:02 -0700 (PDT) Received: from localhost.localdomain ([2a01:cb1d:3d5:a100:264b:feff:fe03:2806]) by smtp.googlemail.com with ESMTPSA id d24sm534998wmb.35.2021.09.29.11.19.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Sep 2021 11:19:01 -0700 (PDT) From: Corentin Labbe To: linux@armlinux.org.uk, linus.walleij@linaro.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Corentin Labbe , =?UTF-8?q?Krzysztof=20Ha=C5=82asa?= Subject: [PATCH] ARM: handle CONFIG_CPU_ENDIAN_BE32 in arch/arm/kernel/head.S Date: Wed, 29 Sep 2021 20:16:45 +0200 Message-Id: <20210929181645.21855-1-clabbe.montjoie@gmail.com> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org My intel-ixp42x-welltech-epbx100 no longer boot since 4.14. This is due to commit 463dbba4d189 ("ARM: 9104/2: Fix Keystone 2 kernel mapping regression") which forgot to handle CONFIG_CPU_ENDIAN_BE32 as possible BE config. Suggested-by: Krzysztof Hałasa Fixes: 463dbba4d189 ("ARM: 9104/2: Fix Keystone 2 kernel mapping regression") Signed-off-by: Corentin Labbe --- arch/arm/kernel/head.S | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index 29070eb8df7d..3fc7f9750ce4 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -253,7 +253,7 @@ __create_page_tables: add r0, r4, #KERNEL_OFFSET >> (SECTION_SHIFT - PMD_ORDER) ldr r6, =(_end - 1) adr_l r5, kernel_sec_start @ _pa(kernel_sec_start) -#ifdef CONFIG_CPU_ENDIAN_BE8 +#if defined CONFIG_CPU_ENDIAN_BE8 || defined CONFIG_CPU_ENDIAN_BE32 str r8, [r5, #4] @ Save physical start of kernel (BE) #else str r8, [r5] @ Save physical start of kernel (LE) @@ -266,7 +266,7 @@ __create_page_tables: bls 1b eor r3, r3, r7 @ Remove the MMU flags adr_l r5, kernel_sec_end @ _pa(kernel_sec_end) -#ifdef CONFIG_CPU_ENDIAN_BE8 +#if defined CONFIG_CPU_ENDIAN_BE8 || defined CONFIG_CPU_ENDIAN_BE32 str r3, [r5, #4] @ Save physical end of kernel (BE) #else str r3, [r5] @ Save physical end of kernel (LE) -- 2.32.0 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 53795C433F5 for ; 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