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 smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (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 99B7EC00140 for ; Tue, 2 Aug 2022 22:13:14 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id E19AA81749; Tue, 2 Aug 2022 22:13:13 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org E19AA81749 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 EKC0GMe_87KW; Tue, 2 Aug 2022 22:13:13 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by smtp1.osuosl.org (Postfix) with ESMTP id 17401814C9; Tue, 2 Aug 2022 22:13:12 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 17401814C9 Received: from smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) by ash.osuosl.org (Postfix) with ESMTP id 49F7C1BF48B for ; Tue, 2 Aug 2022 22:13:11 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id 31C5D60E25 for ; Tue, 2 Aug 2022 22:13:11 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org 31C5D60E25 X-Virus-Scanned: amavisd-new at osuosl.org 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 wyZnwWFR_DUY for ; Tue, 2 Aug 2022 22:13:10 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org 1509E60ABF Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [217.70.183.201]) by smtp3.osuosl.org (Postfix) with ESMTPS id 1509E60ABF for ; Tue, 2 Aug 2022 22:13:09 +0000 (UTC) Received: (Authenticated sender: thomas.petazzoni@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id EA42D1BF203; Tue, 2 Aug 2022 22:13:07 +0000 (UTC) Date: Wed, 3 Aug 2022 00:13:06 +0200 To: Ben Wolsieffer Message-ID: <20220803001306.01608551@windsurf> In-Reply-To: <20220802202142.1770838-3-Ben.Wolsieffer@hefring.com> References: <20220802202142.1770838-1-Ben.Wolsieffer@hefring.com> <20220802202142.1770838-3-Ben.Wolsieffer@hefring.com> Organization: Bootlin X-Mailer: Claws Mail 4.1.0 (GTK 3.24.34; x86_64-redhat-linux-gnu) MIME-Version: 1.0 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1659478388; 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=vMEncnUSmA3dlVHlxPvWho4GWtM+PBy2dTZlxMzTb5s=; b=i/MgY9n65f2WkZxg05AtsrOnz65Tg0XycOf6iW2uEYDeEeOwcl5iBX1wB7sNg12l+/Jv6S 1o7BnzM3T603zQuthoePjLQXxSOZUDeHrAi4Z22GTK2l3rbo4bbGUmbW5UPFwz1UQIE628 FDIN3w/UmnVwWPHlOdMAdo3U1X/IW9FPhavXwEwlD5T8sHv4Sl5p2wjxVB3semH0sifou5 ivbc+U+P5NJjgPhente0yneMTynbyR0ocQ3pEyPvwaR11/cR7nSqTFc4HZYwRSwKdt1Hua OjrJKczlxx0UK4HGI3ivXl5PoRRWeOEWS3ABxJehZ3lWC7r8k8meGYR+FNo3rA== X-Mailman-Original-Authentication-Results: smtp3.osuosl.org; dkim=pass (2048-bit key, unprotected) header.d=bootlin.com header.i=@bootlin.com header.a=rsa-sha256 header.s=gm1 header.b=i/MgY9n6 Subject: Re: [Buildroot] [PATCH v2 2/4] arch/arm: add support for FDPIC 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: "Yann E. MORIN" , buildroot@buildroot.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: buildroot-bounces@buildroot.org Sender: "buildroot" On Tue, 2 Aug 2022 16:21:40 -0400 Ben Wolsieffer wrote: > Linux on ARM supports FDPIC binaries intended for use on no-MMU systems. > This patch enables support for building a toolchain that produces FDPIC > binaries. > > The target name for an FDPIC toolchain must be > arm--uclinuxfdpiceabi, which doesn't follow the standard format > and requires a special case. > > According to the kernel help for CONFIG_BINFMT_ELF_FDPIC, "It is also > possible to run FDPIC ELF binaries on MMU linux," so FDPIC support is > available on all ARM platforms, not just no-MMU. > > Signed-off-by: Ben Wolsieffer I am (genuinely) surprised it's all what's needed. All of binutils/gcc/gdb automagically now that we're using FDPIC just by looking at the uclinuxfdpiceabi part of the tuple? Thanks! 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