From patchwork Wed Jan 16 17:49:36 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefano Garzarella X-Patchwork-Id: 10766547 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4D2041390 for ; Wed, 16 Jan 2019 17:51:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 36F852F331 for ; Wed, 16 Jan 2019 17:51:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 34EA92F338; Wed, 16 Jan 2019 17:51:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id CF0F62F331 for ; Wed, 16 Jan 2019 17:51:12 +0000 (UTC) Received: from localhost ([127.0.0.1]:32800 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gjpLL-00037i-EZ for patchwork-qemu-devel@patchwork.kernel.org; Wed, 16 Jan 2019 12:51:11 -0500 Received: from eggs.gnu.org ([209.51.188.92]:39479) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gjpK8-0002Ds-FG for qemu-devel@nongnu.org; Wed, 16 Jan 2019 12:49:57 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gjpK6-0008Rz-Ih for qemu-devel@nongnu.org; Wed, 16 Jan 2019 12:49:56 -0500 Received: from mx1.redhat.com ([209.132.183.28]:62609) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gjpK4-0008QJ-Mu for qemu-devel@nongnu.org; Wed, 16 Jan 2019 12:49:52 -0500 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 913317F6B0; Wed, 16 Jan 2019 17:49:51 +0000 (UTC) Received: from steredhat.redhat.com (ovpn-117-83.ams2.redhat.com [10.36.117.83]) by smtp.corp.redhat.com (Postfix) with ESMTP id 2323D60FC8; Wed, 16 Jan 2019 17:49:42 +0000 (UTC) From: Stefano Garzarella To: qemu-devel@nongnu.org Date: Wed, 16 Jan 2019 18:49:36 +0100 Message-Id: <20190116174941.342900-1-sgarzare@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Wed, 16 Jan 2019 17:49:51 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v3 0/5] pvh: add new PVH option rom X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eduardo Habkost , "Michael S. Tsirkin" , Maran Wilson , Stefan Hajnoczi , George Kennedy , Paolo Bonzini , Boris Ostrovsky , Richard Henderson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP This patch series is based on "[PATCH v3 0/4] QEMU changes to do PVH boot" and provides a PVH option rom that can be used with SeaBIOS to boot uncompressed kernel using the x86/HVM direct boot ABI. Patches 1 and 2 are to prepare the PVH option rom, moving common functions in the new headers. Patch 3 adds the new PVH option rom. Patch 4 uses it when we are booting an uncompressed kernel using the x86/HVM direct boot ABI. Patch 5 adds the support of loading the initrd in the PVH option rom. Based-on: <1547554687-12687-1-git-send-email-liam.merwick@oracle.com> Changes in v3: - added Patch 5 to support initrd - addressed comments by Eric and Liam: - Patch 3: comments by Liam - Patch 4: moved Based-on tag in the cover letter (by Eric) - Patch 3: added pc-bios/pvh.bin binary in the commit Changes in v2: - addressed comments by Stefan and Eric: - Patch 2: moved inludes on top of linuxboot_dma.c and add in optrom.h - Patch 4: added check of pvh.bin in xen_load_linux() - modified commit message of patch 2 to explain better the patch Stefano Garzarella (5): linuxboot_dma: remove duplicate definitions of FW_CFG linuxboot_dma: move common functions in a new header optionrom: add new PVH option rom hw/i386/pc: use PVH option rom optionrom/pvh: load initrd from fw_cfg Makefile | 2 +- hw/i386/pc.c | 5 + pc-bios/optionrom/Makefile | 5 +- pc-bios/optionrom/linuxboot_dma.c | 112 +++-------------- pc-bios/optionrom/optrom.h | 110 ++++++++++++++++ pc-bios/optionrom/optrom_fw_cfg.h | 92 ++++++++++++++ pc-bios/optionrom/pvh.S | 200 ++++++++++++++++++++++++++++++ pc-bios/optionrom/pvh_main.c | 133 ++++++++++++++++++++ pc-bios/pvh.bin | Bin 0 -> 1536 bytes 9 files changed, 561 insertions(+), 98 deletions(-) create mode 100644 pc-bios/optionrom/optrom.h create mode 100644 pc-bios/optionrom/optrom_fw_cfg.h create mode 100644 pc-bios/optionrom/pvh.S create mode 100644 pc-bios/optionrom/pvh_main.c create mode 100644 pc-bios/pvh.bin