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 smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DDC70C433F5 for ; Wed, 18 May 2022 21:35:11 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id 306E841CE4; Wed, 18 May 2022 21:35:11 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id GyAqgNn96tcb; Wed, 18 May 2022 21:35:10 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by smtp4.osuosl.org (Postfix) with ESMTP id 09EC241CE0; Wed, 18 May 2022 21:35:08 +0000 (UTC) Received: from smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by ash.osuosl.org (Postfix) with ESMTP id E44451BF380 for ; Wed, 18 May 2022 21:35:07 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id D264941CE0 for ; Wed, 18 May 2022 21:35:07 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 5-cfMtIxaodx for ; Wed, 18 May 2022 21:35:06 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from relay1-d.mail.gandi.net (relay1-d.mail.gandi.net [217.70.183.193]) by smtp4.osuosl.org (Postfix) with ESMTPS id 507E341CDF for ; Wed, 18 May 2022 21:35:06 +0000 (UTC) Received: (Authenticated sender: thomas.petazzoni@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id 51F4D240007; Wed, 18 May 2022 21:35:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1652909703; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=V6/6YQ2oHoi7fVejx1Z6ys7vgkUrqeLXkbBUNFWDaSM=; b=VsJ2tIJs2a4l1LHNfEtO4tgEAkLPMWdlgKViWqHkPrmOql6cFrN8UpOssMHb3IE3A38CG1 yzGDQBMaYVGlQxmc1EPPX3sKod282X95jchJJp9CQPVhxSYOdinH9hcD0+SCk3usGc/M5U nRYFM/GrBx9aUQCqHBMoY6DS464BchG6kIKBFTaKuLOEvEKsHMplQ6oOCHLHiKZJs9Gb93 Dso2vLVGugVarFFjEDQ9bsjvIEQJSUXoQb1gpvGqH99bHomt++gSRmj9ZZdUzv5q3zAqkr z74Au/CFzfJT1MB0czZUlmL5+FoNXRgcftyXF4wS1vtjYDPANXIwfMbwV/UhdQ== Date: Wed, 18 May 2022 23:35:02 +0200 To: Romain Naour Message-ID: <20220518233502.5237d35d@windsurf> In-Reply-To: <22e590f7-80a4-0e7f-9b36-33f6d0e6ddae@gmail.com> References: <20220419213450.887728-1-thomas.petazzoni@bootlin.com> <20220419213450.887728-3-thomas.petazzoni@bootlin.com> <22e590f7-80a4-0e7f-9b36-33f6d0e6ddae@gmail.com> Organization: Bootlin X-Mailer: Claws Mail 4.1.0 (GTK 3.24.31; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Subject: Re: [Buildroot] [PATCH 3/5] arch/Config.in.arm: re-organize MMU selection 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: , From: Thomas Petazzoni via buildroot Reply-To: Thomas Petazzoni Cc: James Hilliard , Buildroot List Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: buildroot-bounces@buildroot.org Sender: "buildroot" On Wed, 18 May 2022 22:24:28 +0200 Romain Naour wrote: > > In practice, MMU-capable ARM cores are always used with their MMU > > enabled, so it doesn't make sense to support the use case of not using > > the MMU on such cores. > > So, it means that we can remove qemu_arm_versatile_nommu_defconfig since > BR2_arm926t -> BR2_ARM_CPU_ARMV5 -> BR2_ARCH_HAS_MMU_MANDATORY Yes. I don't think supporting ARMv5 noMMU makes much sense, as explained in the commit log. Supporting ARMv7-M definitely makes sense, but not ARMv5 noMMU. Thomas -- Thomas Petazzoni, co-owner and CEO, Bootlin Embedded Linux and Kernel engineering and training https://bootlin.com _______________________________________________ buildroot mailing list buildroot@buildroot.org https://lists.buildroot.org/mailman/listinfo/buildroot