doc: develop: virtio: Fix qemu example (true/false -> on/off)

The given qemu examples use true/false, while qemu actually on/off.

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>

diff --git a/doc/develop/driver-model/virtio.rst b/doc/develop/driver-model/virtio.rst
index 31b94d04675107462de099c15316a3f25444f707..9a5e3240c3ce6e7448d7c52ebaa18808d5481624 100644 (file)
--- a/doc/develop/driver-model/virtio.rst
+++ b/doc/develop/driver-model/virtio.rst
@@ -118,9 +118,9 @@ By default QEMU creates VirtIO legacy devices by default. To create non-legacy
 
   $ qemu-system-i386 -nographic -bios u-boot.rom \
     -netdev tap,ifname=tap0,id=net0 \
-    -device virtio-net-pci,netdev=net0,disable-legacy=true,disable-modern=false \
+    -device virtio-net-pci,netdev=net0,disable-legacy=on,disable-modern=off \
     -drive if=none,file=test.img,format=raw,id=hd0 \
-    -device virtio-blk-pci,drive=hd0,disable-legacy=true,disable-modern=false
+    -device virtio-blk-pci,drive=hd0,disable-legacy=on,disable-modern=off
 
 A 'virtio' command is provided in U-Boot shell.