Introduce is_default field for QEMUMachine

f80f9ec changed the order that machines are registered which had the effect of
changing the default machine.  This changeset introduces a new is_default field
so that machine types can declare that they are the default for an architecture.

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/hw/sun4m.c b/hw/sun4m.c
index 1c0f46729a..a2e02316e8 100644
--- a/hw/sun4m.c
+++ b/hw/sun4m.c
@@ -1037,6 +1037,7 @@ static QEMUMachine ss5_machine = {
     .desc = "Sun4m platform, SPARCstation 5",
     .init = ss5_init,
     .use_scsi = 1,
+    .is_default = 1,
 };
 
 static QEMUMachine ss10_machine = {