From nobody Tue Apr 14 15:42:11 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4F66EECAAD2 for ; Sun, 28 Aug 2022 09:57:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229549AbiH1J5M (ORCPT ); Sun, 28 Aug 2022 05:57:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45780 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229445AbiH1J5K (ORCPT ); Sun, 28 Aug 2022 05:57:10 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AFEF355090 for ; Sun, 28 Aug 2022 02:57:09 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 4708D60FA0 for ; Sun, 28 Aug 2022 09:57:09 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8C789C433D6; Sun, 28 Aug 2022 09:57:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1661680628; bh=LlULD/IKynjpnLtSqXlGpYdUZVoQFXgtjS3/RSpKnMw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=c8bo5YZVuhSDQnFndpW4iAzdcEMAVonsRehPOM8APZU70KhIk5ag74U515mXJa8/b S37xpSwEHmCoJt256XoXHz0K7Q0jtpmZaS4psVg4lrjVm5krHX1RrbkGzRu+hIOlHg uOOhfahroinEfwulmnCWcUksrD8gLpJ5xHITEkcDju5qcKMitrg7WYs+a+ihsrdz/u yXy90Hkfbjwb1TeONnRpuKhNTmMeLjv8DcrQ8T8nXHC6lj2cjs2JZQXC3k/180R75x 1zpYYFF8d9VDY778nPUL+7MUdjiXcfyqCRSvQ5qWArW3tGl4TTM8tzknQO1QeRfYo9 T9v+Ez9cSBUUw== Received: by pali.im (Postfix) id A47937B3; Sun, 28 Aug 2022 11:57:05 +0200 (CEST) From: =?UTF-8?q?Pali=20Roh=C3=A1r?= To: Christophe Leroy , Michael Ellerman , Joel Stanley , Benjamin Herrenschmidt , Paul Mackerras Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH v3] powerpc/boot: Don't always pass -mcpu=powerpc when building 32-bit uImage Date: Sun, 28 Aug 2022 11:56:59 +0200 Message-Id: <20220828095659.4061-1-pali@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20220820105200.30425-1-pali@kernel.org> References: <20220820105200.30425-1-pali@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When CONFIG_TARGET_CPU is specified then pass its value to the compiler -mcpu option. This fixes following build error when building kernel with powerpc e500 SPE capable cross compilers: BOOTAS arch/powerpc/boot/crt0.o powerpc-linux-gnuspe-gcc: error: unrecognized argument in option =E2=80= =98-mcpu=3Dpowerpc=E2=80=99 powerpc-linux-gnuspe-gcc: note: valid arguments to =E2=80=98-mcpu=3D=E2= =80=99 are: 8540 8548 native make[1]: *** [arch/powerpc/boot/Makefile:231: arch/powerpc/boot/crt0.o] E= rror 1 Similar change was already introduced for the main powerpc Makefile in commit 446cda1b21d9 ("powerpc/32: Don't always pass -mcpu=3Dpowerpc to the compiler"). Fixes: 40a75584e526 ("powerpc/boot: Build wrapper for an appropriate CPU") Cc: stable@vger.kernel.org # 446cda1b21d9 ("powerpc/32: Don't always pass -= mcpu=3Dpowerpc to the compiler") Signed-off-by: Pali Roh=C3=A1r --- arch/powerpc/boot/Makefile | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index a9cd2ea4a861..1957a3de7a1c 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -38,13 +38,19 @@ BOOTCFLAGS :=3D -Wall -Wundef -Wstrict-prototypes -W= no-trigraphs \ $(LINUXINCLUDE) =20 ifdef CONFIG_PPC64_BOOT_WRAPPER -ifdef CONFIG_CPU_LITTLE_ENDIAN -BOOTCFLAGS +=3D -m64 -mcpu=3Dpowerpc64le +BOOTCFLAGS +=3D -m64 else -BOOTCFLAGS +=3D -m64 -mcpu=3Dpowerpc64 +BOOTCFLAGS +=3D -m32 endif + +ifdef CONFIG_TARGET_CPU_BOOL +BOOTCFLAGS +=3D -mcpu=3D$(CONFIG_TARGET_CPU) +else ifdef CONFIG_PPC64_BOOT_WRAPPER +ifdef CONFIG_CPU_LITTLE_ENDIAN +BOOTCFLAGS +=3D -mcpu=3Dpowerpc64le else -BOOTCFLAGS +=3D -m32 -mcpu=3Dpowerpc +BOOTCFLAGS +=3D -mcpu=3Dpowerpc64 +endif endif =20 BOOTCFLAGS +=3D -isystem $(shell $(BOOTCC) -print-file-name=3Dinclude) --=20 2.20.1