[OE-core] [OE-Core][RFC 2/2] qemuarm64: Add graphics support

[Jon Mason]

Add the necessary parts to qemuarm64.conf for graphics to be shown in
the SDL window, and USB so that it is possible to interact with it.

Signed-off-by: Jon Mason <jdmason at kudzu.us>
---
 meta/conf/machine/qemuarm64.conf | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/meta/conf/machine/qemuarm64.conf b/meta/conf/machine/qemuarm64.conf
index 8d4a482fec..e8362260b9 100644
--- a/meta/conf/machine/qemuarm64.conf
+++ b/meta/conf/machine/qemuarm64.conf
@@ -16,7 +16,9 @@ QB_MACHINE = "-machine virt"
 QB_CPU = "-cpu cortex-a57"
 # We need both ttyAMA0 and tty1 to allow for this to work in the stdio mode or the normal mode
 QB_KERNEL_CMDLINE_APPEND = "console=ttyAMA0 console=tty1"
-QB_OPT_APPEND = "-show-cursor -monitor null"
+# For graphics to work we need to define the VGA device as well as the necessary USB devices
+QB_OPT_APPEND = "-show-cursor -device VGA"
+QB_OPT_APPEND += "-device qemu-xhci -device usb-tablet -device usb-kbd"
 # Add the 'virtio-rng-pci' device otherwise the guest may run out of entropy
 QB_OPT_APPEND += "-object rng-random,filename=/dev/urandom,id=rng0 -device virtio-rng-pci,rng=rng0"
 # Virtio Networking support
@@ -27,3 +29,5 @@ QB_ROOTFS_OPT = "-drive id=disk0,file=@ROOTFS@,if=none,format=raw -device virtio
 # Virtio serial console
 QB_SERIAL_OPT = "-device virtio-serial-device -chardev vc,id=virtcon -device virtconsole,chardev=virtcon"
 QB_TCPSERIAL_OPT = "-device virtio-serial-device -chardev socket,id=virtcon,port=@PORT@,host=127.0.0.1 -device virtconsole,chardev=virtcon"
+
+PREFERRED_VERSION_linux-yocto ?= "4.19%"
-- 
2.17.2