From patchwork Mon May 23 12:15:18 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sasha Levin X-Patchwork-Id: 808502 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter2.kernel.org (8.14.4/8.14.3) with ESMTP id p4NCHJ3h032710 for ; Mon, 23 May 2011 12:17:19 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754799Ab1EWMRM (ORCPT ); Mon, 23 May 2011 08:17:12 -0400 Received: from mail-wy0-f174.google.com ([74.125.82.174]:49228 "EHLO mail-wy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754789Ab1EWMRL (ORCPT ); Mon, 23 May 2011 08:17:11 -0400 Received: by mail-wy0-f174.google.com with SMTP id 21so4144736wya.19 for ; Mon, 23 May 2011 05:17:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:from:to:cc:subject:date:message-id:x-mailer :in-reply-to:references; bh=GQtf4vLYPd2jwS4r4pvupqbsTweyzOavtJMEb3R1yik=; b=n7hA8kTWgt0HkFC4FhtiFbFoPM2OeFO5M1T0LQGqHtMsdIq9pJ68vBMzQAQmgLsZRV a2sv2df9MsmrQCBfNc5Cyu5b4/8ftC+FfJ8sEFsAcCn5QAxGv+9wB8TMRC/zxqgqvktB q2vlobLAws26rQaFgGCXdDC2UeTjGTcLOQi1U= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; b=fuewMWPIf21bERv5O5JCa5omPm593hlSoHXY+evyW7Sqn72oH+Chd9tTSZFrRe0MUd TZhkUF9BsGnw0EgAJEzb4gnqwDbjLUZZNiRa0WWXLiYZm2THukwfdTBZ8skKVE8Pr1id Ga51g8GjKzk/LkpOhsy8DNedukra9Jo+KYtq0= Received: by 10.216.220.139 with SMTP id o11mr2202345wep.12.1306153030300; Mon, 23 May 2011 05:17:10 -0700 (PDT) Received: from localhost.localdomain (bzq-79-179-199-121.red.bezeqint.net [79.179.199.121]) by mx.google.com with ESMTPS id r29sm3236685weq.45.2011.05.23.05.17.08 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 23 May 2011 05:17:10 -0700 (PDT) From: Sasha Levin To: penberg@kernel.org Cc: john@jfloren.net, kvm@vger.kernel.org, mingo@elte.hu, asias.hejun@gmail.com, gorcunov@gmail.com, prasadjoshi124@gmail.com, Sasha Levin Subject: [PATCH V3 5/5] kvm tools: Initialize and use VESA and VNC Date: Mon, 23 May 2011 15:15:18 +0300 Message-Id: <1306152918-29944-5-git-send-email-levinsasha928@gmail.com> X-Mailer: git-send-email 1.7.5.rc3 In-Reply-To: <1306152918-29944-1-git-send-email-levinsasha928@gmail.com> References: <1306152918-29944-1-git-send-email-levinsasha928@gmail.com> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter2.kernel.org [140.211.167.43]); Mon, 23 May 2011 12:17:19 +0000 (UTC) From: John Floren Requirements - Kernel compiled with: CONFIG_FB_BOOT_VESA_SUPPORT=y CONFIG_FB_VESA=y CONFIG_FRAMEBUFFER_CONSOLE=y Start VNC server by starting kvm tools with "--vnc". Connect to the VNC server by running: "vncviewer :0". Since there is no support for input devices at this time, it may be useful starting kvm tools with an additional ' -p "console=ttyS0" ' parameter so that it would be possible to use a serial console alongside with a graphic one. Signed-off-by: John Floren [ turning code into patches and cleanup ] Signed-off-by: Sasha Levin --- tools/kvm/kvm-run.c | 17 +++++++++++++++-- 1 files changed, 15 insertions(+), 2 deletions(-) diff --git a/tools/kvm/kvm-run.c b/tools/kvm/kvm-run.c index 288e1fb..adbb25b 100644 --- a/tools/kvm/kvm-run.c +++ b/tools/kvm/kvm-run.c @@ -28,6 +28,7 @@ #include #include #include +#include /* header files for gitish interface */ #include @@ -66,6 +67,7 @@ static const char *virtio_9p_dir; static bool single_step; static bool readonly_image[MAX_DISK_IMAGES]; static bool virtio_rng; +static bool vnc; extern bool ioport_debug; extern int active_console; @@ -110,6 +112,7 @@ static const struct option options[] = { OPT_STRING('\0', "kvm-dev", &kvm_dev, "kvm-dev", "KVM device file"), OPT_STRING('\0', "virtio-9p", &virtio_9p_dir, "root dir", "Enable 9p over virtio"), + OPT_BOOLEAN('\0', "vnc", &vnc, "Enable VNC framebuffer"), OPT_GROUP("Kernel options:"), OPT_STRING('k', "kernel", &kernel_filename, "kernel", @@ -413,6 +416,7 @@ int kvm_cmd_run(int argc, const char **argv, const char *prefix) char *hi; int i; void *ret; + u16 vidmode = 0; signal(SIGALRM, handle_sigalrm); signal(SIGQUIT, handle_sigquit); @@ -511,7 +515,13 @@ int kvm_cmd_run(int argc, const char **argv, const char *prefix) kvm->nrcpus = nrcpus; memset(real_cmdline, 0, sizeof(real_cmdline)); - strcpy(real_cmdline, "notsc noapic noacpi pci=conf1 console=ttyS0 earlyprintk=serial"); + strcpy(real_cmdline, "notsc noapic noacpi pci=conf1"); + if (vnc) { + strcat(real_cmdline, " video=vesafb console=tty0"); + vidmode = 0x312; + } else { + strcat(real_cmdline, " console=ttyS0 earlyprintk=serial"); + } strcat(real_cmdline, " "); if (kernel_cmdline) strlcat(real_cmdline, kernel_cmdline, sizeof(real_cmdline)); @@ -543,7 +553,7 @@ int kvm_cmd_run(int argc, const char **argv, const char *prefix) printf(" # kvm run -k %s -m %Lu -c %d\n", kernel_filename, ram_size / 1024 / 1024, nrcpus); if (!kvm__load_kernel(kvm, kernel_filename, initrd_filename, - real_cmdline)) + real_cmdline, vidmode)) die("unable to load kernel %s", kernel_filename); kvm->vmlinux = vmlinux_filename; @@ -597,6 +607,9 @@ int kvm_cmd_run(int argc, const char **argv, const char *prefix) kvm__init_ram(kvm); + if (vnc) + vesa__init(kvm); + thread_pool__init(nr_online_cpus); for (i = 0; i < nrcpus; i++) {