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 X-Spam-Level: X-Spam-Status: No, score=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 66647C2BC61 for ; Mon, 29 Oct 2018 09:58:33 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2D22020825 for ; Mon, 29 Oct 2018 09:58:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=xenosoft.de header.i=@xenosoft.de header.b="qW4jy+id" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2D22020825 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=xenosoft.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 42k95y14kYzDrS4 for ; Mon, 29 Oct 2018 20:58:30 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=xenosoft.de Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=xenosoft.de header.i=@xenosoft.de header.b="qW4jy+id"; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (helo) smtp.helo=mo6-p00-ob.smtp.rzone.de (client-ip=2a01:238:20a:202:5300::3; helo=mo6-p00-ob.smtp.rzone.de; envelope-from=chzigotzky@xenosoft.de; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=xenosoft.de Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=xenosoft.de header.i=@xenosoft.de header.b="qW4jy+id"; dkim-atps=neutral Received: from mo6-p00-ob.smtp.rzone.de (mo6-p00-ob.smtp.rzone.de [IPv6:2a01:238:20a:202:5300::3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 42k93G2X4rzDrHZ for ; Mon, 29 Oct 2018 20:56:08 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1540806964; s=strato-dkim-0002; d=xenosoft.de; h=In-Reply-To:Date:Message-ID:From:References:To:Subject: X-RZG-CLASS-ID:X-RZG-AUTH:From:Subject:Sender; bh=iHHQgJeFbC+j+aILUmUh3XYPOFqubQ7IkCi/GzhjgVg=; b=qW4jy+idqoL4Csb0iNVXy+VzLiixUmTLyjsxxZdc4HN7ElsxNZ0AwnErL8H7sAZ1aY MkGQPieu7fIIFLg8VoVY1J7J7WydQQ1CP3HzzRyindmezYWFz4sOrGm24MSDTJkp4DgL z17F4WlfQ4rZNTSzc2tvXmkkh8GVEvJN68/CwHzVI2zaD2GKO6DURKiWL95KB0BomdTv 0M3jLNCgBbBy+5PJWVpYfYSm0IFsYmBMIJ+dhGDXK/i2w+4jesyS3fVgwGWFMeoL9Qgc Ln5hAvMhAbwwC6IPUYFSKHhJq61RKo+D+EXvAcFsPI040tEZXDgS7q55mjsXNtwv5e/5 f8Qw== X-RZG-AUTH: ":L2QefEenb+UdBJSdRCXu93KJ1bmSGnhMdmOod1DhGM4l4Hio94KKxRySfLxnHfJ+Dkjp5G5MdirQj0WG7CkJ2hjb/59nI2wnmBb2pgrM62g9yA==" X-RZG-CLASS-ID: mo00 Received: from [IPv6:2a02:8109:a400:162c:6ddf:9a41:450e:f08b] by smtp.strato.de (RZmta 44.3 AUTH) with ESMTPSA id Z0624cu9T9u36FU (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) for ; Mon, 29 Oct 2018 10:56:03 +0100 (CET) Subject: NXP P50XX/e5500: SMP doesn't work anymore with the latest Git kernel To: linuxppc-dev@lists.ozlabs.org References: <6bcb4b23-bb78-d1a5-7fd0-5f892115d302@xenosoft.de> From: Christian Zigotzky Message-ID: <99266ac6-640c-b2a9-eef3-4e89ee1e0ad5@xenosoft.de> Date: Mon, 29 Oct 2018 10:56:03 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <6bcb4b23-bb78-d1a5-7fd0-5f892115d302@xenosoft.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: de-DE X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Hello, I have figured out that the commit 'devicetree-for-4.20' [1] is responsible for the SMP problem. I was able to revert this commit with 'git revert b27186abb37b7bd19e0ca434f4f425c807dbd708 -m 1' today. [master ec81438] Revert "Merge tag 'devicetree-for-4.20' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux" 138 files changed, 931 insertions(+), 1538 deletions(-) rename Documentation/devicetree/bindings/arm/{atmel-sysregs.txt => atmel-at91.txt} (67%) delete mode 100644 Documentation/devicetree/bindings/arm/freescale/fsl,layerscape-dcfg.txt delete mode 100644 Documentation/devicetree/bindings/arm/freescale/fsl,layerscape-scfg.txt rename Documentation/devicetree/bindings/arm/{zte,sysctrl.txt => zte.txt} (62%) delete mode 100644 Documentation/devicetree/bindings/misc/lwn-bk4.txt create mode 100644 arch/c6x/boot/dts/linked_dtb.S delete mode 100644 arch/nios2/boot/dts/Makefile create mode 100644 arch/nios2/boot/linked_dtb.S delete mode 100644 arch/powerpc/boot/dts/Makefile delete mode 100644 arch/powerpc/boot/dts/fsl/Makefile delete mode 100644 scripts/dtc/yamltree.c It solves the SMP problem! SMP works again on my P5020 board and on virtual e5500 QEMU machines. QEMU command: ./qemu-system-ppc64 -M ppce500 -cpu e5500 -m 2048 -kernel /home/christian/Downloads/uImage-4.20-alpha5 -drive format=raw,file=/home/christian/Dokumente/ubuntu_MATE_16.04.3_LTS_PowerPC_QEMU/ubuntu_MATE_16.04_PowerPC.img,index=0,if=virtio -nic user,model=e1000 -append "rw root=/dev/vda3" -device virtio-vga -device virtio-mouse-pci -device virtio-keyboard-pci -soundhw es1370 -smp 4 Screenshot: https://plus.google.com/u/0/photos/photo/115515624056477014971/6617705776207990082 Do we need a new dtb file or is it a bug? Thanks, Christian [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b27186abb37b7bd19e0ca434f4f425c807dbd708 On 28 October 2018 at 5:35PM, Christian Zigotzky wrote: > Hello, > > SMP doesn't work anymore with the latest Git kernel (28/10/18 11:12AM > GMT) on my P5020 board and on virtual e5500 QEMU machines. > > Board with P5020 dual core CPU: > > [ 0.000000] ----------------------------------------------------- > [ 0.000000] phys_mem_size = 0x200000000 > [ 0.000000] dcache_bsize = 0x40 > [ 0.000000] icache_bsize = 0x40 > [ 0.000000] cpu_features = 0x00000003008003b4 > [ 0.000000] possible = 0x00000003009003b4 > [ 0.000000] always = 0x00000003008003b4 > [ 0.000000] cpu_user_features = 0xcc008000 0x08000000 > [ 0.000000] mmu_features = 0x000a0010 > [ 0.000000] firmware_features = 0x0000000000000000 > [ 0.000000] ----------------------------------------------------- > [ 0.000000] CoreNet Generic board > > ... > > [ 0.002161] smp: Bringing up secondary CPUs ... > [ 0.002339] No cpu-release-addr for cpu 1 > [ 0.002347] smp: failed starting cpu 1 (rc -2) > [ 0.002401] smp: Brought up 1 node, 1 CPU > > Virtual e5500 quad core QEMU machine: > > [ 0.026394] smp: Bringing up secondary CPUs ... > [ 0.027831] No cpu-release-addr for cpu 1 > [ 0.027989] smp: failed starting cpu 1 (rc -2) > [ 0.030143] No cpu-release-addr for cpu 2 > [ 0.030304] smp: failed starting cpu 2 (rc -2) > [ 0.032400] No cpu-release-addr for cpu 3 > [ 0.032533] smp: failed starting cpu 3 (rc -2) > [ 0.033117] smp: Brought up 1 node, 1 CPU > > QEMU command: ./qemu-system-ppc64 -M ppce500 -cpu e5500 -m 2048 > -kernel > /home/christian/Downloads/vmlinux-4.20-alpha4-AmigaOne_X1000_X5000/X5000_and_QEMU_e5500/uImage-4.20 > -drive > format=raw,file=/home/christian/Downloads/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 > > .config: > > ... > CONFIG_SMP=y > CONFIG_NR_CPUS=4 > ... > > Please test the latest Git kernel on your NXP P50XX boards. > > Thanks, > Christian >