Commit 5af0a04b authored by Isaku Yamahata's avatar Isaku Yamahata Committed by Michael S. Tsirkin
Browse files

qdev: trigger reset from a given device 



Introduce a helper function which triggers reset from a given device.
Will be used by pci bus emulation.

Signed-off-by: default avatarIsaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: default avatarAnthony Liguori <aliguori@us.ibm.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent b4694b7c

hw/qdev.c

+5 −0
Original line number Diff line number Diff line
@@ -322,6 +322,11 @@ static int qbus_reset_one(BusState *bus, void *opaque) 
    return 0;

}



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);

hw/qdev.h

+1 −0
Original line number Diff line number Diff line
@@ -189,6 +189,7 @@ 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);