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=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 9393CC43381 for ; Fri, 22 Feb 2019 13:47:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 60F762075C for ; Fri, 22 Feb 2019 13:47:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="R/o4V6dO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727111AbfBVNrN (ORCPT ); Fri, 22 Feb 2019 08:47:13 -0500 Received: from mail-ua1-f65.google.com ([209.85.222.65]:35592 "EHLO mail-ua1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725942AbfBVNrN (ORCPT ); Fri, 22 Feb 2019 08:47:13 -0500 Received: by mail-ua1-f65.google.com with SMTP id f88so1994665uaf.2 for ; Fri, 22 Feb 2019 05:47:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=aPDUL23UbS//3iJMmULFAIatEpA4+JfxwfASuQY5x2M=; b=R/o4V6dOWF7U9/SRWhJCfyUMQD5INNHT07TY/7jtJNMUJp7Yamg4QT+zsuNPiw+wRf icVyH1l18lum87NFuWR+NTwHmQWvLHrjW/oI8K7lKlbBJ0OaFZIBqrOrbd/Depq6LFJm bi0RgJyRL3ZlbiDGu3ZPmvxUvozZWyJD4g84AMWOQGaV1MwGuPEcqSiBVPmX/z/IK+/v s9SRjCI/7CQaP6m2mINzLN1cCj0qI8NVBFuS7J1/1C1URUqCMKVZdythMzCYZ1+oM3GD VybPLISdL02v2/r5tGo2fKYF2gP7jtzFvoMLKAanrruVFdUTUJEmyVUSG3jdGpRqV1ZU 57vQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=aPDUL23UbS//3iJMmULFAIatEpA4+JfxwfASuQY5x2M=; b=COQPehcXxHcnHPzSDdw1aAMi0zIyZdXV1ZrKWMbYFCTCObNUQg/x9gQQOmy+V1I5sr ymtZnsG5MhbbWcyRapgy6bZx38P3eVHiBxoWj5XSOdW73d7kY54LVhGIJ67Ns836Vr85 G/PyYAt990RSerZ8c5PckCurta3Mw6sKQshLM/xKOZljFfTaddhHnp4m5xvvLbZaUHdB ABI2l8dMoEt4Kv8Ajw2pUDtwrFWc7Ji9YD4bQHBqXJ+rXIBw9hDmHrfaAxGqSJyZpDOW zCAaMHvFhYxl/kIJf74FqleHTPkHodhokbTUxp0X3Fa69s7DVtO5hVcOjU0FDxN1pmQ2 yfrg== X-Gm-Message-State: AHQUAuadJ3wUvvaUbQdmDG9hCSMfNW3ifpl35UzLIpOsQIml1+l9FzPc cXglVyHBz3AmjTOw57tIn8VYgW26j3VeSSVTRC+OLA== X-Google-Smtp-Source: AHgI3IaClSMENoIJy7f7CljnlX/Pq5hck0APCEuxnytYmqKU2FrD/O7lBl+jSgx68wZNZiVCVY2mq4mcM0oxvKbbBC4= X-Received: by 2002:a67:6887:: with SMTP id d129mr2231318vsc.144.1550843232002; Fri, 22 Feb 2019 05:47:12 -0800 (PST) MIME-Version: 1.0 From: Pintu Agarwal Date: Fri, 22 Feb 2019 19:17:00 +0530 Message-ID: Subject: arm64 Kernel build for qemu-system-aarch64 ? To: open list , linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, kernelnewbies@kernelnewbies.org Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi All, I want to build Linux Kernel 4.20 for arm64 and use it on qemu-arm64. I see that there is a defconfig available in arch/arm64/configs/defconfig But I am not sure whether it will work for qemu-arm64, and by default which machine type is supported. I already have working setup for qemu-arm for both versatile and vexpress machine. There is already a defconfig available for these under arch/arm. So I can build the kernel for it. But, whether these defconfig are supported for arm64 ? If anybody have setup for qemu-arm64 kernel, please share the steps. About rootfs, I am planning to use the arm32 version of busybox itself. Thanks, Pintu