diff options
Diffstat (limited to 'hw/qdev.h')
| -rw-r--r-- | hw/qdev.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/hw/qdev.h b/hw/qdev.h index 579328afc2..3fac364c6b 100644 --- a/hw/qdev.h +++ b/hw/qdev.h @@ -49,12 +49,14 @@ struct DeviceState { typedef void (*bus_dev_printfn)(Monitor *mon, DeviceState *dev, int indent); typedef char *(*bus_get_dev_path)(DeviceState *dev); +typedef int (qbus_resetfn)(BusState *bus); struct BusInfo { const char *name; size_t size; bus_dev_printfn print_dev; bus_get_dev_path get_dev_path; + qbus_resetfn *reset; Property *props; }; @@ -173,13 +175,29 @@ BusState *qdev_get_parent_bus(DeviceState *dev); /*** BUS API. ***/ +/* Returns 0 to walk children, > 0 to skip walk, < 0 to terminate walk. */ +typedef int (qbus_walkerfn)(BusState *bus, void *opaque); +typedef int (qdev_walkerfn)(DeviceState *dev, void *opaque); + void qbus_create_inplace(BusState *bus, BusInfo *info, DeviceState *parent, const char *name); BusState *qbus_create(BusInfo *info, DeviceState *parent, const char *name); +/* Returns > 0 if either devfn or busfn skip walk somewhere in cursion, + * < 0 if either devfn or busfn terminate walk somewhere in cursion, + * 0 otherwise. */ +int qbus_walk_children(BusState *bus, qdev_walkerfn *devfn, + qbus_walkerfn *busfn, void *opaque); +int qdev_walk_children(DeviceState *dev, qdev_walkerfn *devfn, + qbus_walkerfn *busfn, void *opaque); +void qdev_reset_all(DeviceState *dev); +void qbus_reset_all(BusState *bus); void qbus_free(BusState *bus); #define FROM_QBUS(type, dev) DO_UPCAST(type, qbus, dev) +/* This should go away once we get rid of the NULL bus hack */ +BusState *sysbus_get_default(void); + /*** monitor commands ***/ void do_info_qtree(Monitor *mon); |