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[209.132.180.67]) by mx.google.com with ESMTP id 11si14886902pgs.126.2018.12.04.01.55.45; Tue, 04 Dec 2018 01:56:00 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@xenosoft.de header.s=strato-dkim-0002 header.b=ZZwnSbNG; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726161AbeLDJxo (ORCPT + 99 others); Tue, 4 Dec 2018 04:53:44 -0500 Received: from mo4-p02-ob.smtp.rzone.de ([85.215.255.82]:27753 "EHLO mo4-p02-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725613AbeLDJxo (ORCPT ); Tue, 4 Dec 2018 04:53:44 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1543917222; s=strato-dkim-0002; d=xenosoft.de; h=In-Reply-To:Date:Message-ID:References:Cc:To:From:Subject: X-RZG-CLASS-ID:X-RZG-AUTH:From:Subject:Sender; bh=fV6Oq88QW84WgDR4XQNS7Mjr7KzgOPfnxos1rNZEUog=; b=ZZwnSbNG/yYFEpVCab8W9hB69MOwJ0QNbpI3XqyTRT2j0Jr4sc3lwn/xcT9broOB0Q JJFwXLxuH3T/u4I0FM+AbcQVJ7TVf9nnv3NdbWexyFA5S9DRspBQDZ/eqHElDmqSqym3 vWdXM134e17EksgimHPKZw8DHsfoTHqRQKYzR9IWvR/7tl1BoRGtx2qaMAnDqIWeLlop orpnX8gNv5H53sW+08FrYN9lDzPO4DTWfUW8t83YcRyF0ueN/e/yAjF6lvGipRzlErJ9 hJUuOiEjMUKSCc/n/LUuhNe6Tt7aHrJYxF0VXSIwsgtfAflQFeJGdfke8rpWjWDiCL1r xAEQ== X-RZG-AUTH: ":L2QefEenb+UdBJSdRCXu93KJ1bmSGnhMdmOod1DhGM4l4Hio94KKxRySfLxnHfJ+Dkjp5G5MdirQj0WG7CkOjkRqsj0YvdYw8SBQvk+g3Fshzw==" X-RZG-CLASS-ID: mo00 Received: from [IPv6:2a02:8109:a400:162c:1027:9d07:f327:cfc7] by smtp.strato.de (RZmta 44.6 AUTH) with ESMTPSA id 404b20uB49reYRW (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (curve secp521r1 with 521 ECDH bits, eq. 15360 bits RSA)) (Client did not present a certificate); Tue, 4 Dec 2018 10:53:40 +0100 (CET) Subject: Re: use generic DMA mapping code in powerpc V4 From: Christian Zigotzky To: Christoph Hellwig Cc: linux-arch@vger.kernel.org, Darren Stevens , linux-kernel@vger.kernel.org, Julian Margetson , linux-mm@kvack.org, iommu@lists.linux-foundation.org, Paul Mackerras , Olof Johansson , linuxppc-dev@lists.ozlabs.org References: <20181114082314.8965-1-hch@lst.de> <20181127074253.GB30186@lst.de> <87zhttfonk.fsf@concordia.ellerman.id.au> <4d4e3cdd-d1a9-affe-0f63-45b8c342bbd6@xenosoft.de> <20181129170351.GC27951@lst.de> <20181130105346.GB26765@lst.de> <8694431d-c669-b7b9-99fa-e99db5d45a7d@xenosoft.de> <20181130131056.GA5211@lst.de> <25999587-2d91-a63c-ed38-c3fb0075d9f1@xenosoft.de> Message-ID: <58c61afb-290f-6196-c72c-ac7b61b84718@xenosoft.de> Date: Tue, 4 Dec 2018 10:53:39 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.3.2 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: de-DE Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04 December 2018 at 08:31AM, Christian Zigotzky wrote: > Hi All, > > Could you please test Christoph's kernel on your PASEMI and NXP > boards? Download: > > 'git clone git://git.infradead.org/users/hch/misc.git -b powerpc-dma.5 a' > > Thanks, > Christian > I successfully tested this kernel on a virtual e5500 QEMU machine today. Command: ./qemu-system-ppc64 -M ppce500 -cpu e5500 -m 2048 -kernel uImage-dma -drive format=raw,file=MATE_PowerPC_Remix_2017_0.9.img,index=0,if=virtio -nic user,model=e1000 -append "rw root=/dev/vda" -device virtio-vga -device virtio-mouse-pci -device virtio-keyboard-pci -usb -soundhw es1370 -smp 4 QEMU version 3.1.0. I don't know why this kernel doesn't recognize the hard disks connected to my physical P5020 board and why the onboard ethernet on my PASEMI board doesn't work. (dma_direct_map_page: overflow) -- Christian