aboutsummaryrefslogtreecommitdiff
path: root/hw/intc/i8259_common.c
diff options
context:
space:
mode:
Diffstat (limited to 'hw/intc/i8259_common.c')
-rw-r--r--hw/intc/i8259_common.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/hw/intc/i8259_common.c b/hw/intc/i8259_common.c
index 803d037f68..9d293999be 100644
--- a/hw/intc/i8259_common.c
+++ b/hw/intc/i8259_common.c
@@ -135,9 +135,15 @@ static void pic_common_class_init(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
dc->vmsd = &vmstate_pic_common;
- dc->no_user = 1;
dc->props = pic_properties_common;
dc->realize = pic_common_realize;
+ /*
+ * Reason: unlike ordinary ISA devices, the PICs need additional
+ * wiring: its IRQ input lines are set up by board code, and the
+ * wiring of the slave to the master is hard-coded in device model
+ * code.
+ */
+ dc->cannot_instantiate_with_device_add_yet = true;
}
static const TypeInfo pic_common_type = {