From patchwork Wed Jun 8 09:48:02 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Petazzoni X-Patchwork-Id: 1640424 Return-Path: X-Original-To: incoming-buildroot@patchwork.ozlabs.org Delivered-To: patchwork-incoming-buildroot@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=bootlin.com header.i=@bootlin.com header.a=rsa-sha256 header.s=gm1 header.b=Alc2lh07; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=buildroot.org (client-ip=140.211.166.138; helo=smtp1.osuosl.org; envelope-from=buildroot-bounces@buildroot.org; receiver=) Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4LJ2Tw1h5hz9s75 for ; Wed, 8 Jun 2022 19:48:20 +1000 (AEST) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 5318E841F8; Wed, 8 Jun 2022 09:48:18 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id NvmuQqsKcSl7; Wed, 8 Jun 2022 09:48:16 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by smtp1.osuosl.org (Postfix) with ESMTP id 85D0884040; Wed, 8 Jun 2022 09:48:15 +0000 (UTC) X-Original-To: buildroot@lists.busybox.net Delivered-To: buildroot@osuosl.org Received: from smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) by ash.osuosl.org (Postfix) with ESMTP id DB9A41BF3C8 for ; Wed, 8 Jun 2022 09:48:13 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id CAE8960E48 for ; Wed, 8 Jun 2022 09:48:13 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Authentication-Results: smtp3.osuosl.org (amavisd-new); dkim=pass (2048-bit key) header.d=bootlin.com Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 9ISo7OyyhWW4 for ; Wed, 8 Jun 2022 09:48:12 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.8.0 Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::228]) by smtp3.osuosl.org (Postfix) with ESMTPS id 8404260D80 for ; Wed, 8 Jun 2022 09:48:12 +0000 (UTC) Received: (Authenticated sender: thomas.petazzoni@bootlin.com) by mail.gandi.net (Postfix) with ESMTPA id A128F1BF210; Wed, 8 Jun 2022 09:48:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1654681689; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=gOFkjdsMs11Os56usPAu/GVzZ/ulFFBqVZ0tGqVL/Gk=; b=Alc2lh07cNgUmU+xjalS9F8W+gYsoy5jer2xwdKbg/NMPjebHoExijnLYkZPfbXtVziObg J24jD4z0BLXuEN2I9QB2ByZlUwCOQmJhNBFKPQ9QJ+xT2drTYX8NI0FP+6cMU6/t0bViP6 S18a7fwz/YUXNz0JRVkInw4kTGJrlPw4PTmGhgbQV5s/hN74NX+b2ktytCPQpvdQGhYV3P xa5y4RRfEUsR/KWqUNyl1TxrGoiewKj5c0rXFa5+8w+lRBhefyrj+kN6Tn+f4Vhq76gLro iz4I+MqIZfkuLbztQ8/aioC1TMtMteEbcZn7EOwGz261FnJpRuNNmcZdCvS7kg== To: buildroot@buildroot.org Date: Wed, 8 Jun 2022 11:48:02 +0200 Message-Id: <20220608094803.3403930-1-thomas.petazzoni@bootlin.com> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Subject: [Buildroot] [PATCH] arch/Config.in: armeb no-MMU is not supported X-BeenThere: buildroot@buildroot.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion and development of buildroot List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Thomas Petazzoni via buildroot From: Thomas Petazzoni Reply-To: Thomas Petazzoni Cc: Thomas Petazzoni Errors-To: buildroot-bounces@buildroot.org Sender: "buildroot" elf2flt does not support ARM big-endian, so supporting Cortex M3/M4/M7 with armeb is not possibly. Therefore this commit makes: - MMU mandatory on armeb - Prevents from seeing Cortex M3/M4/M7 on armeb Fixes: http://autobuild.buildroot.net/results/9bca0cbfb6a66c455e74ad194526bca942665978/ Signed-off-by: Thomas Petazzoni --- arch/Config.in | 2 +- arch/Config.in.arm | 3 +++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/Config.in b/arch/Config.in index 49e16fce38..da499b37ab 100644 --- a/arch/Config.in +++ b/arch/Config.in @@ -49,7 +49,7 @@ config BR2_arm config BR2_armeb bool "ARM (big endian)" - # MMU support is set by the subarchitecture file, arch/Config.in.arm + select BR2_ARCH_HAS_MMU_MANDATORY help ARM is a 32-bit reduced instruction set computer (RISC) instruction set architecture (ISA) developed by ARM Holdings. diff --git a/arch/Config.in.arm b/arch/Config.in.arm index fa2e882550..eb71d70430 100644 --- a/arch/Config.in.arm +++ b/arch/Config.in.arm @@ -242,6 +242,8 @@ config BR2_pj4 select BR2_ARM_CPU_HAS_VFPV3 select BR2_ARM_CPU_ARMV7A +# Cortex-M cores are only supported for little endian configurations +if BR2_arm comment "armv7m cores" config BR2_cortex_m3 bool "cortex-M3" @@ -258,6 +260,7 @@ config BR2_cortex_m7 select BR2_ARM_CPU_MAYBE_HAS_FPV5 select BR2_ARM_CPU_ARMV7M select BR2_ARCH_NEEDS_GCC_AT_LEAST_5 +endif # BR2_arm endif # !BR2_ARCH_IS_64 comment "armv8 cores"