qemux86-64: Support for KVM, paravirt and virtio added

Submitted by Cristian Iorga on Sept. 18, 2012, 12:48 p.m.

Details

Message ID 1347972503-12200-1-git-send-email-cristian.iorga@intel.com
State New
Headers show

Commit Message

Cristian Iorga Sept. 18, 2012, 12:48 p.m. 
KVM, paravirtualization and virtio drivers are now activated
    in runqemu using the kvm option flag for qemux86-64.
    Host CPU features are also exported to guest OS (Yocto Linux).
    Usage example: runqemu qemux86-64 core-image-x11 kvm

    Implements [YOCTO #2550].

Signed-off-by: Cristian Iorga <cristian.iorga@intel.com>
---
 meta/recipes-kernel/linux/linux-yocto_3.4.bb |    1 +
 scripts/runqemu-internal                     |    4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

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diff --git a/meta/recipes-kernel/linux/linux-yocto_3.4.bb b/meta/recipes-kernel/linux/linux-yocto_3.4.bb
index 32ae02b..e265f6f 100644
--- a/meta/recipes-kernel/linux/linux-yocto_3.4.bb
+++ b/meta/recipes-kernel/linux/linux-yocto_3.4.bb
@@ -28,4 +28,5 @@  KERNEL_FEATURES_append = " features/netfilter"
 KERNEL_FEATURES_append_qemux86=" cfg/sound"
 KERNEL_FEATURES_append_qemux86-64=" cfg/sound"
 KERNEL_FEATURES_append_qemux86=" cfg/paravirt_kvm"
+KERNEL_FEATURES_append_qemux86-64=" cfg/paravirt_kvm"
 KERNEL_FEATURES_append = " ${@bb.utils.contains("TUNE_FEATURES", "mx32", " cfg/x32", "" ,d)}"
diff --git a/scripts/runqemu-internal b/scripts/runqemu-internal
index f2c8d83..6e20dd7 100755
--- a/scripts/runqemu-internal
+++ b/scripts/runqemu-internal
@@ -350,8 +350,8 @@  if [ "$MACHINE" = "qemux86-64" ]; then
     QEMU=qemu-system-x86_64
     QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -vga vmware"
     if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
-        KERNCMDLINE="vga=0 root=/dev/hda rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
-        QEMUOPTIONS="$QEMU_NETWORK_CMD -hda $ROOTFS $QEMU_UI_OPTIONS"
+        KERNCMDLINE="vga=0 root=$DROOT rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
+        QEMUOPTIONS="$QEMU_NETWORK_CMD $ROOTFS_OPTIONS $QEMU_UI_OPTIONS"
     fi
     if [ "$FSTYPE" = "nfs" ]; then
         if [ "x$ROOTFS" = "x" ]; then