machine: Polish -machine xxx,help

The "-machine xxx,help" prints kernel-irqchip possible values as
"OnOffSplit", this adds separators to the printed line.

Also, since only lower case letters are specified in qapi/common.json,
this changes the letter cases too.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

diff --git a/hw/core/machine.c b/hw/core/machine.c
index cdc1163..5d44583 100644 (file)
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -520,7 +520,7 @@ static void machine_class_init(ObjectClass *oc, void *data)
     object_class_property_set_description(oc, "accel",
         "Accelerator list", &error_abort);
 
-    object_class_property_add(oc, "kernel-irqchip", "OnOffSplit",
+    object_class_property_add(oc, "kernel-irqchip", "on|off|split",
         NULL, machine_set_kernel_irqchip,
         NULL, NULL, &error_abort);
     object_class_property_set_description(oc, "kernel-irqchip",