diff options
Diffstat (limited to 'hw/intc/i8259_common.c')
| -rw-r--r-- | hw/intc/i8259_common.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/hw/intc/i8259_common.c b/hw/intc/i8259_common.c index 2acdbfed17..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->cannot_instantiate_with_device_add_yet = true; /* FIXME explain why */ 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 = { |