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[192.35.17.2]) by gmr-mx.google.com with ESMTPS id h2-v6si24375wre.5.2018.07.17.08.24.44 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 17 Jul 2018 08:24:44 -0700 (PDT) Received-SPF: pass (google.com: domain of jan.kiszka@siemens.com designates 192.35.17.2 as permitted sender) client-ip=192.35.17.2; Authentication-Results: gmr-mx.google.com; spf=pass (google.com: domain of jan.kiszka@siemens.com designates 192.35.17.2 as permitted sender) smtp.mailfrom=jan.kiszka@siemens.com Received: from mail2.sbs.de (mail2.sbs.de [192.129.41.66]) by thoth.sbs.de (8.15.2/8.15.2) with ESMTPS id w6HFOhaY022471 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 17 Jul 2018 17:24:44 +0200 Received: from [139.25.68.37] (md1q0hnc.ad001.siemens.net [139.25.68.37] (may be forged)) by mail2.sbs.de (8.15.2/8.15.2) with ESMTP id w6HFOhs7032344; Tue, 17 Jul 2018 17:24:43 +0200 Subject: Re: [PATCH v3 0/7] Isar cross-compilation support To: Alexander Smirnov , isar-users@googlegroups.com References: <20180717131811.14239-1-asmirnov@ilbers.de> <5c45490f-9dce-b43a-14b3-8347931c40ef@siemens.com> <68c4a960-ef36-1ec7-ee2a-d990e427a0ea@siemens.com> <1a437707-b3da-6f04-6dc0-06599faaaad9@ilbers.de> <1d35e2db-9fc8-6b67-1601-aaf44e00ae5c@ilbers.de> From: Jan Kiszka Message-ID: <9ebbb552-88e8-482b-ed22-d8e627b98614@siemens.com> Date: Tue, 17 Jul 2018 17:24:42 +0200 User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 MIME-Version: 1.0 In-Reply-To: <1d35e2db-9fc8-6b67-1601-aaf44e00ae5c@ilbers.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-TUID: 3vqn/P4KV8G9 On 2018-07-17 17:18, Alexander Smirnov wrote: > > > On 07/17/2018 06:06 PM, Alexander Smirnov wrote: >> On 07/17/2018 05:40 PM, Jan Kiszka wrote: >>> On 2018-07-17 15:38, [ext] Jan Kiszka wrote: >>>> On 2018-07-17 15:18, Alexander Smirnov wrote: >>>>> Hi everybody, >>>>> >>>>> sorry for the delay, this is the third version of cross-compilation >>>>> support for Isar. >>>>> >>>> >>>> Thanks for the update! >>>> >>>>> Supported targets for cross-compilation: >>>>>   - stretch armhf >>>>>   - stretch amd64 >>>>> >>>>> Artifacts could be cross-compiled: >>>>>   - dpkg.bbclass users >>>>>   - dpkg-raw.bbclass users >>>>>   - kernel >>>>> >>>>> Known issues: >>>>>   - if target and host architectures are the same, there is no need >>>>>     to use host buildchroot. >>>>>   - kernel module doesn't support cross-compilation. Default >>>>> linux-headers >>>>>     package depends from target gcc binaries. So attempt to >>>>> install, for >>>>>     example linux-headers-armmp, tries to install gcc:armhf, what >>>>> rises >>>>>     conflict with the host tools. >>>> >>>> Could you imagine overriding such specialties with extra rules, even if >>>> package specific? Not having kernel module in the cross compilation >>>> chain main cause troubles (or does it work fine to cross-build the >>>> kernel and then natively build the modules?). >>>> >>>>> >>>>> To enable cross-compilation, the variable ISAR_CROSS_COMPILE should >>>>> be set >>>>> to "1" in local.conf file. >>>> >>>> I will retry that series soon, on my standard testcase >>>> jailhouse-images. >>>> It's growing and urgently needs an accelerator :). >>>> >>> >>> What's the baseline of these patches, master? Why not using next? >>> >> >> mosipov-devel to avoid additional rebase, let me check. >> > > Sorry, mosipov-next. > Yes, that works fine. Would have been good to note this. Thanks, Jan -- Siemens AG, Corporate Technology, CT RDA IOT SES-DE Corporate Competence Center Embedded Linux