Add VirtIO Viomem Driver support

Signed-off-by: Kostiantyn Kostiuk <[email protected]>

lib/engines/hcktest/drivers/viomem.json

@@ -0,0 +1,11 @@
+{
+  "name": "VirtIO Viomem Driver",
+  "device": "virtio-mem-pci",
+  "inf": "viomem.inf",
+  "install_method": "PNP",
+  "type": 0,
+  "support": false,
+  "reject_test_names": [
+    "Hardware-enforced Stack Protection Compatibility Test"
+  ]
+}

lib/setupmanagers/qemuhck/devices/virtio-mem-pci.json

@@ -0,0 +1,7 @@
+{
+  "name": "virtio-mem-pci",
+  "command_line": [
+    "-object memory-backend-ram,id=mem_backend,size=2G",
+    "-device virtio-mem-pci@device_extra_param@,memdev=mem_backend,requested-size=1G,bus=@[email protected]"
+  ]
+}

lib/setupmanagers/qemuhck/qemu_machine.rb

@@ -359,6 +359,7 @@ def full_replacement_list
         '@client_id@' => @client_id,
         '@workspace@' => @workspace_path,
         '@memory@' => "#{option_config('memory_gb')}G",
+        '@double_memory@' => "#{2 * option_config('memory_gb')}G",
         '@cpu@' => option_config('cpu'),
         '@cpu_count@' => option_config('cpu_count'),
         '@cpu_model@' => option_config('cpu_model'),
@@ -486,7 +487,7 @@ def process_devices
     def base_cmd
       [
         '@qemu_bin@ -enable-kvm -machine @machine_name@@machine_extra_param@ ',
-        '-m @memory@ -smp @cpu_count@,cores=@cpu_count@ ',
+        '-m @memory@,maxmem=@double_memory@ -smp @cpu_count@,cores=@cpu_count@ ',
         '-cpu @cpu_options@ -boot order=cd,menu=on ',
         '-nodefaults -no-user-config -usb -device usb-tablet -vnc :@vnc_id@ ',
         '-global kvm-pit.lost_tick_policy=discard -rtc base=localtime,clock=host,driftfix=slew ',