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=-2.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 0F986C2BA19 for ; Mon, 6 Apr 2020 09:16:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D1CC5206F5 for ; Mon, 6 Apr 2020 09:16:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="lNFJs5P4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727020AbgDFJQY (ORCPT ); Mon, 6 Apr 2020 05:16:24 -0400 Received: from pandora.armlinux.org.uk ([78.32.30.218]:49352 "EHLO pandora.armlinux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726663AbgDFJQY (ORCPT ); Mon, 6 Apr 2020 05:16:24 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=qxYNJ7LCMvpTUzf0Ee+5RLGYAIShFJ7XrqkBYcoJs0s=; b=lNFJs5P4ofOPA5mxIwg7fRuEt 0EQm6naG95vkJkT7SDO5wDMVVCbrKFjuVBTGTIKejMMRX/KLGzRrFJYUao3S9YOAVTYtHhuePzlzG j7QqnhGBQ3ytPAMWyzblIFCZeHOluhiqlAIIeNjfPgeULXLJ9djdXf+/RORwSowPAcl0xAG4aar5x SGrip2fl8CkOsLM1pdZpSjJRCnJ/DeIpfD9xWjuBLS96NYXzo2xLIMlshqZxqaam7HYcjnBJfJ/13 0EROtBjZ7pLVM7bJfU/mt1KReGCbharCmWZFWrhhUg25TJg7TdV1vd6GHEblV4ArnRfdnbdqX7Bir 58ESznODw==; Received: from shell.armlinux.org.uk ([2002:4e20:1eda:1:5054:ff:fe00:4ec]:42204) by pandora.armlinux.org.uk with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jLNrP-0000cL-Q8; Mon, 06 Apr 2020 10:16:04 +0100 Received: from linux by shell.armlinux.org.uk with local (Exim 4.92) (envelope-from ) id 1jLNrM-0005X5-LI; Mon, 06 Apr 2020 10:16:00 +0100 Date: Mon, 6 Apr 2020 10:16:00 +0100 From: Russell King - ARM Linux admin To: Corentin Labbe Cc: ebiederm@xmission.com, kexec@lists.infradead.org, wens@csie.org, linux-arm-kernel@lists.infradead.org, mripard@kernel.org, linux-kernel@vger.kernel.org Subject: Re: Trying to kexec on Allwinner A80 Message-ID: <20200406091600.GF25745@shell.armlinux.org.uk> References: <20200406082720.GA31279@Red> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200406082720.GA31279@Red> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 06, 2020 at 10:27:20AM +0200, Corentin Labbe wrote: > Hello > > I am trying to add the last missing Allwinner Soc in kernelci: the A80. > But this SoC does not have any way to be used in kernelci, no USB nor network in uboot. > So I have tried to fake uboot since the kernel has network support and run the new kernel via kexec. > > But kexec 2.0.18 fail to work: > kexec --force /tmp/kernel --initrd /tmp/ramdisk --dtb /tmp/dtb --command-line='console=ttyS0,115200n8 root=/dev/ram0 earlycon=uart,mmio32,0x7000000 ip=dhcp' What happens if you omit the dtb argument? -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTC broadband for 0.8mile line in suburbia: sync at 10.2Mbps down 587kbps up