zephyr-image-package: add support for zephyr uos package

For example:
IMAGE_INSTALL_append_pn-acrn-image-base = " zephyr-image-package"

Signed-off-by: Naveen Saini <[email protected]>

recipes-guests/yocto/zephyr-image-package.bb

@@ -0,0 +1,24 @@
+SUMMARY = "Package for ${IMAGE_NAME}"
+# This license statement is a lie. Ideally set it to something more appropriate.
+LICENSE = "CLOSED"
+
+PACKAGE_ARCH = "${MACHINE_ARCH}"
+PACKAGES = "${PN}"
+
+INHIBIT_DEFAULT_DEPS = "1"
+
+# Variables to control where images are found: the multiconfig name, and the deploy dir.
+CONTAINER_PACKAGE_DEPLOY_DIR ?= "${DEPLOY_DIR_IMAGE}"
+
+# Where to install the image
+containerdir ?= "${localstatedir}/lib/machines"
+
+SRC_URI = "file://launch_zephyr.sh"
+
+do_install() {
+    install -d ${D}${containerdir}
+    install ${CONTAINER_PACKAGE_DEPLOY_DIR}/zephyr.img ${D}${containerdir}/
+    install -m 755 ${WORKDIR}/launch_zephyr.sh ${D}/var/lib/machines/
+}
+
+RDEPENDS_${PN} += "bash procps"

recipes-guests/yocto/zephyr-image-package/launch_zephyr.sh

@@ -0,0 +1,44 @@
+#!/bin/bash
+# Copyright (C) 2019 Intel Corporation.
+# SPDX-License-Identifier: BSD-3-Clause
+
+function launch_zephyr()
+{
+vm_name=zephyr_vm$1
+
+#check if the vm is running or not
+vm_ps=$(pgrep -a -f acrn-dm)
+result=$(echo $vm_ps | grep -w "${vm_name}")
+if [[ "$result" != "" ]]; then
+  echo "$vm_name is running, can't create twice!"
+  exit
+fi
+
+#for memsize setting
+mem_size=128M
+
+acrn-dm -A -m $mem_size -s 0:0,hostbridge -s 1:0,lpc -l com1,stdio \
+  -s 5,virtio-console,@pty:pty_port \
+  -s 3,virtio-blk,/var/lib/machines/zephyr.img \
+  --ovmf /usr/share/acrn/bios/OVMF.fd \
+  $vm_name
+}
+
+# offline SOS CPUs except BSP before launch UOS
+for i in `ls -d /sys/devices/system/cpu/cpu[1-99]`; do
+        online=`cat $i/online`
+        idx=`echo $i | tr -cd "[1-99]"`
+        echo cpu$idx online=$online
+        if [ "$online" = "1" ]; then
+                echo 0 > $i/online
+		# during boot time, cpu hotplug may be disabled by pci_device_probe during a pci module insmod
+		while [ "$online" = "1" ]; do
+			sleep 1
+			echo 0 > $i/online
+			online=`cat $i/online`
+		done
+                echo $idx > /sys/class/vhm/acrn_vhm/offline_cpu
+        fi
+done
+
+launch_zephyr 1