qemux86-64: root using root=PARTUUID

Virtualization machines expose the root device as differing devices
(e.g. /dev/sdaX versus /dev/hdaX). Update the syslinux.cfg to use
root=PARTUUID=foo as the root filesystem where foo is generated
by OE for us. This makes our image portable across VMs.

Bug-AGL: SPEC-514

Change-Id: I57447334ef76cd013213f3e80f6e71e77b58efa3
Signed-off-by: Matt Porter <mporter@konsulko.com>
Reviewed-on: https://gerrit.automotivelinux.org/gerrit/9031
Reviewed-by: Martin Kelly <mkelly@xevo.com>
Tested-by: Jenkins Job builder account <agl-jobbuilder@automotivelinux.org>
ci-image-build: Jenkins Job builder account <agl-jobbuilder@automotivelinux.org>
ci-image-boot-test: Jenkins Job builder account <agl-jobbuilder@automotivelinux.org>
Reviewed-by: Thomas Rini <tom.rini@gmail.com>
Reviewed-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>

diff --git a/meta-agl-bsp/conf/include/agl_qemux86-64.inc b/meta-agl-bsp/conf/include/agl_qemux86-64.inc
index f058c6b..8db4a66 100644 (file)
--- a/meta-agl-bsp/conf/include/agl_qemux86-64.inc
+++ b/meta-agl-bsp/conf/include/agl_qemux86-64.inc
@@ -1,4 +1,3 @@
-
 # Configurations to run on VirtualBox/VMWare
 #
 # To get wide screen than default, there are a selection of resolutions
@@ -21,3 +20,5 @@ APPEND += "quiet"
 # Build updatable image. Only takes effect when sota.bbclass is inherited
 DISTRO_FEATURES_append = " sota"
 
+# Root device
+ROOT_VM = "root=PARTUUID=${DISK_SIGNATURE}-02"