diff options
| -rw-r--r-- | hw/qdev-core.h | 12 | ||||
| -rw-r--r-- | hw/qdev.c | 7 |
2 files changed, 18 insertions, 1 deletions
diff --git a/hw/qdev-core.h b/hw/qdev-core.h index fdf14ec..853bd08 100644 --- a/hw/qdev-core.h +++ b/hw/qdev-core.h @@ -182,6 +182,18 @@ int qbus_walk_children(BusState *bus, qdev_walkerfn *devfn, int qdev_walk_children(DeviceState *dev, qdev_walkerfn *devfn, qbus_walkerfn *busfn, void *opaque); void qdev_reset_all(DeviceState *dev); + +/** + * @qbus_reset_all: + * @bus: Bus to be reset. + * + * Reset @bus and perform a bus-level ("hard") reset of all devices connected + * to it, including recursive processing of all buses below @bus itself. A + * hard reset means that qbus_reset_all will reset all state of the device. + * For PCI devices, for example, this will include the base address registers + * or configuration space. + */ +void qbus_reset_all(BusState *bus); void qbus_reset_all_fn(void *opaque); void qbus_free(BusState *bus); @@ -228,10 +228,15 @@ void qdev_reset_all(DeviceState *dev) qdev_walk_children(dev, qdev_reset_one, qbus_reset_one, NULL); } +void qbus_reset_all(BusState *bus) +{ + qbus_walk_children(bus, qdev_reset_one, qbus_reset_one, NULL); +} + void qbus_reset_all_fn(void *opaque) { BusState *bus = opaque; - qbus_walk_children(bus, qdev_reset_one, qbus_reset_one, NULL); + qbus_reset_all(bus); } /* can be used as ->unplug() callback for the simple cases */ |