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From: Anthony Liguori <anthony@codemonkey.ws>
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Date: Thu, 15 Jan 2009 20:06:40 +0000
Subject: [Qemu-devel] [6317] add virtio-console cmdline option (Christian
	Ehrhardt)
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Revision: 6317
          http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6317
Author:   aliguori
Date:     2009-01-15 20:06:40 +0000 (Thu, 15 Jan 2009)

Log Message:
-----------
add virtio-console cmdline option (Christian Ehrhardt)

This patch adds the typical qemu console command line switch to the virtio
console. using -virtioconsole ARG it can now be specified what output a guest
hvc should be redirected to.

Signed-off-by: Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

Modified Paths:
--------------
    trunk/vl.c

Modified: trunk/vl.c
===================================================================
--- trunk/vl.c	2009-01-15 20:05:50 UTC (rev 6316)
+++ trunk/vl.c	2009-01-15 20:06:40 UTC (rev 6317)
@@ -4062,6 +4062,7 @@
     QEMU_OPTION_echr,
     QEMU_OPTION_monitor,
     QEMU_OPTION_serial,
+    QEMU_OPTION_virtiocon,
     QEMU_OPTION_parallel,
     QEMU_OPTION_loadvm,
     QEMU_OPTION_full_screen,
@@ -4171,6 +4172,7 @@
     { "echr", HAS_ARG, QEMU_OPTION_echr },
     { "monitor", HAS_ARG, QEMU_OPTION_monitor },
     { "serial", HAS_ARG, QEMU_OPTION_serial },
+    { "virtioconsole", HAS_ARG, QEMU_OPTION_virtiocon },
     { "parallel", HAS_ARG, QEMU_OPTION_parallel },
     { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
     { "full-screen", 0, QEMU_OPTION_full_screen },
@@ -4969,6 +4971,14 @@
                 serial_devices[serial_device_index] = optarg;
                 serial_device_index++;
                 break;
+            case QEMU_OPTION_virtiocon:
+                if (virtio_console_index >= MAX_VIRTIO_CONSOLES) {
+                    fprintf(stderr, "qemu: too many virtio consoles\n");
+                    exit(1);
+                }
+                virtio_consoles[virtio_console_index] = optarg;
+                virtio_console_index++;
+                break;
             case QEMU_OPTION_parallel:
                 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
                     fprintf(stderr, "qemu: too many parallel ports\n");