From patchwork Wed Oct 21 09:25:04 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Graf X-Patchwork-Id: 36508 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [199.232.76.165]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 10D9EB7BA0 for ; Wed, 21 Oct 2009 20:28:36 +1100 (EST) Received: from localhost ([127.0.0.1]:52134 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1N0XUe-0004kt-4d for incoming@patchwork.ozlabs.org; Wed, 21 Oct 2009 05:28:32 -0400 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1N0XRS-0003SP-VG for qemu-devel@nongnu.org; Wed, 21 Oct 2009 05:25:15 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1N0XRN-0003Pe-6N for qemu-devel@nongnu.org; Wed, 21 Oct 2009 05:25:13 -0400 Received: from [199.232.76.173] (port=55460 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1N0XRN-0003Pa-0T for qemu-devel@nongnu.org; Wed, 21 Oct 2009 05:25:09 -0400 Received: from cantor2.suse.de ([195.135.220.15]:39771 helo=mx2.suse.de) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1N0XRM-0000vT-Hx for qemu-devel@nongnu.org; Wed, 21 Oct 2009 05:25:08 -0400 Received: from relay1.suse.de (mail2.suse.de [195.135.221.8]) by mx2.suse.de (Postfix) with ESMTP id 1527786EE4; Wed, 21 Oct 2009 11:25:07 +0200 (CEST) From: Alexander Graf To: qemu-devel Date: Wed, 21 Oct 2009 11:25:04 +0200 Message-Id: <1256117106-9475-8-git-send-email-agraf@suse.de> X-Mailer: git-send-email 1.6.0.2 In-Reply-To: <1256117106-9475-7-git-send-email-agraf@suse.de> References: <1256117106-9475-1-git-send-email-agraf@suse.de> <1256117106-9475-2-git-send-email-agraf@suse.de> <1256117106-9475-3-git-send-email-agraf@suse.de> <1256117106-9475-4-git-send-email-agraf@suse.de> <1256117106-9475-5-git-send-email-agraf@suse.de> <1256117106-9475-6-git-send-email-agraf@suse.de> <1256117106-9475-7-git-send-email-agraf@suse.de> X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.4-2.6 Cc: Carsten Otte Subject: [Qemu-devel] [PATCH 7/9] Implement early printk in virtio-console X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org On our S390x Virtio machine we don't have anywhere to display early printks on, because we don't know about VGA or serial ports. So instead we just forward everything to the virtio console that we created anyways. Signed-off-by: Alexander Graf --- hw/virtio-console.c | 7 +++++++ hw/virtio-console.h | 2 ++ 2 files changed, 9 insertions(+), 0 deletions(-) diff --git a/hw/virtio-console.c b/hw/virtio-console.c index 57f8f89..cd6cf20 100644 --- a/hw/virtio-console.c +++ b/hw/virtio-console.c @@ -105,6 +105,13 @@ static void vcon_event(void *opaque, int event) /* we will ignore any event for the time being */ } +void virtio_console_print_early(VirtIODevice *vdev, uint8_t *buf) +{ + VirtIOConsole *s = to_virtio_console(vdev); + + qemu_chr_write(s->chr, buf, strlen((char*)buf)); +} + static void virtio_console_save(QEMUFile *f, void *opaque) { VirtIOConsole *s = opaque; diff --git a/hw/virtio-console.h b/hw/virtio-console.h index 84d0717..f3ccc3c 100644 --- a/hw/virtio-console.h +++ b/hw/virtio-console.h @@ -16,4 +16,6 @@ /* The ID for virtio console */ #define VIRTIO_ID_CONSOLE 3 +void virtio_console_print_early(VirtIODevice *vdev, uint8_t *buf); + #endif