Add a new callback in the SysBusDeviceClass. This callback now can
be overriden by devices inheriting from sysbus. By default the callback
is set to the dummy object_property_allow_set_link callback.
Signed-off-by: Eric Auger <eric.auger@xxxxxxxxxx>
---
v1 -> v2:
- use new LinkPropertySetter type
---
hw/core/sysbus.c | 7 ++++++-
include/hw/sysbus.h | 1 +
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/hw/core/sysbus.c b/hw/core/sysbus.c
index 1bcb64d..ee573b4 100644
--- a/hw/core/sysbus.c
+++ b/hw/core/sysbus.c
@@ -159,8 +159,10 @@ void sysbus_mmio_map_overlap(SysBusDevice *dev, int n, hwaddr addr,
/* Request an IRQ source. The actual IRQ object may be populated later. */
void sysbus_init_irq(SysBusDevice *dev, qemu_irq *p)
{
+ SysBusDeviceClass *sbc = SYS_BUS_DEVICE_GET_CLASS(dev);
+
qdev_init_gpio_out_named(DEVICE(dev), p, SYSBUS_DEVICE_GPIO_IRQ, 1,
- object_property_allow_set_link);
+ sbc->irq_set_hook);
}
/* Pass IRQs from a target device. */
@@ -311,8 +313,11 @@ MemoryRegion *sysbus_address_space(SysBusDevice *dev)
static void sysbus_device_class_init(ObjectClass *klass, void *data)
{
DeviceClass *k = DEVICE_CLASS(klass);
+ SysBusDeviceClass *sbc = SYS_BUS_DEVICE_CLASS(klass);
+
k->init = sysbus_device_init;
k->bus_type = TYPE_SYSTEM_BUS;
+ sbc->irq_set_hook = object_property_allow_set_link;
}
static const TypeInfo sysbus_device_type_info = {
diff --git a/include/hw/sysbus.h b/include/hw/sysbus.h
index d1f3f00..b8dde79 100644
--- a/include/hw/sysbus.h
+++ b/include/hw/sysbus.h
@@ -41,6 +41,7 @@ typedef struct SysBusDeviceClass {
/*< public >*/
int (*init)(SysBusDevice *dev);
+ LinkPropertySetter irq_set_hook;
} SysBusDeviceClass;
struct SysBusDevice {
--
1.8.3.2
_______________________________________________
kvmarm mailing list
kvmarm@xxxxxxxxxxxxxxxxxxxxx
https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
