From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by yocto-www.yoctoproject.org (Postfix, from userid 118) id ED573E006F3; Thu, 10 Jul 2014 08:46:58 -0700 (PDT) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on yocto-www.yoctoproject.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 X-Spam-HAM-Report: * -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at http://www.dnswl.org/, * medium trust * [147.11.1.11 listed in list.dnswl.org] * -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] Received: from mail.windriver.com (mail.windriver.com [147.11.1.11]) by yocto-www.yoctoproject.org (Postfix) with ESMTP id 64BF8E00572 for ; Thu, 10 Jul 2014 08:46:56 -0700 (PDT) Received: from ALA-HCA.corp.ad.wrs.com (ala-hca.corp.ad.wrs.com [147.11.189.40]) by mail.windriver.com (8.14.5/8.14.5) with ESMTP id s6AFknQN000768 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=FAIL); Thu, 10 Jul 2014 08:46:49 -0700 (PDT) Received: from [128.224.56.48] (128.224.56.48) by ALA-HCA.corp.ad.wrs.com (147.11.189.50) with Microsoft SMTP Server id 14.3.169.1; Thu, 10 Jul 2014 08:46:49 -0700 Message-ID: <53BEB568.3030906@windriver.com> Date: Thu, 10 Jul 2014 11:46:48 -0400 From: Bruce Ashfield User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: "Dr. Markus Eich" , References: <53BD0DA4.50108@dfki.de> <53BD3920.8090603@windriver.com> <53BE74F6.2070704@dfki.de> In-Reply-To: <53BE74F6.2070704@dfki.de> Subject: Re: How to select defconfig for kernel build with yocto/bitbake X-BeenThere: yocto@yoctoproject.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Discussion of all things Yocto Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 Jul 2014 15:46:59 -0000 Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit On 14-07-10 07:11 AM, Dr. Markus Eich wrote: > Thank you Bruce, that did the trick. But I am facing a new problem while > using bitbake for the build process. > > I have checked to build the odroid kernel with a standard crosscompiler > tool chain and it works without any problems. > > When I do the same with the bitbake toolchain (bitbake virtual/kernel), > it somehow creates a recursive link in the folder > > package/usr/src/kernel/drivers/gpu/arm/mali400/ump/arch/arch-release -> > arch-release > > This causes a crash in the build system. > > Compilation runs fine though. This error seems to be within do_package. > I have removed the link, but somehow it is created automatically. > > Any ideas? Nothing off the top of my head. That link would be created by the kernel build, and not by bitbake or the oe-core kernel build classes. I'd start by looking at the kernel's makefiles and seeing where the link is being created. Do specific tasks work ? i.e. is that happening during unpack/patch, or during compilation. Bruce > > /Markus > > > > On 09.07.2014 14:44, Bruce Ashfield wrote: >> On 14-07-09 05:38 AM, Dr. Markus Eich wrote: >>> Dear all, >>> >>> I work on the process to compile odroid xu kernel with yocto/bitbake >>> >>> In the kernel sources (from hardkernel) I have the corresponding >>> defconfig file, i.e. in the git folder >>> /arch/arm/configs/odroidxu_ubuntu_defconfig. >>> >>> How can I tell bitbake in my recipe to use "odroidxu_ubuntu_defconfig"? >> >> To trigger the oe-core kernel processing to use the defconfig, you need >> to put that defconfig in your SRC_URI. >> >> Which means you should grab a copy of that from the kernel tree, and >> in the same directory structure as your kernel recipe. >> >> See meta-skeleton/recipes-kernel/linux/linux-yocto-custom.bb for an >> example. >> >> Cheers, >> >> Bruce >> >> >>> >>> My recipe looks as follow: >>> >>> === >>> require recipes-kernel/linux/linux-yocto.inc >>> >>> KERNEL_IMAGETYPE = "uImage" >>> >>> COMPATIBLE_MACHINE = "odroid-xu" >>> >>> LINUX_VERSION = "3.4.91" >>> LINUX_VERSION_EXTENSION = "-custom" >>> >>> FILESEXTRAPATHS_prepend := "${THISDIR}/linux-hardkernel-3.4:" >>> >>> S = "${WORKDIR}/git" >>> >>> # from where to fetch the kernel >>> KERNEL_REPO_OWNER ??= "hardkernel" >>> KERNEL_REPO_URI ??= "git://github.com/${KERNEL_REPO_OWNER}/linux.git" >>> KBRANCH = "odroidxu-3.4.y" >>> >>> SRCREV = "${AUTOREV}" >>> >>> KV = "3.4.91" >>> PV = "${KV}+gitr${SRCPV}" >>> LOCALVERSION ?= "" >>> >>> >>> SRC_URI = " \ >>> ${KERNEL_REPO_URI};nocheckout=1;branch=${KBRANCH} \ >>> " >>> >>> PACKAGES =+ "kernel-headers" >>> FILES_kernel-headers = "${exec_prefix}/src/linux*" >>> === >>> >>> Cheers, >>> >>> Markus >>> >>> >>> >>> >> >