diff options
| author | Gerd Hoffmann <kraxel@redhat.com> | 2011-11-23 13:31:08 +0100 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2011-11-23 16:24:05 +0100 |
| commit | 20d183b6f0e14424d245493e7bc6fd6d14a08436 (patch) | |
| tree | 01b5ad2042ddca9e5845a6a61bbfd75f9072c8f8 /hw | |
| parent | be35cbbc8802eeba750c300c35339d69929989a6 (diff) | |
usb-hub: implement reset
based on a patch from hkran@linux.vnet.ibm.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/usb-hub.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/hw/usb-hub.c b/hw/usb-hub.c index 5b48763317..e1959372e7 100644 --- a/hw/usb-hub.c +++ b/hw/usb-hub.c @@ -222,7 +222,22 @@ static void usb_hub_complete(USBPort *port, USBPacket *packet) static void usb_hub_handle_reset(USBDevice *dev) { - /* XXX: do it */ + USBHubState *s = DO_UPCAST(USBHubState, dev, dev); + USBHubPort *port; + int i; + + for (i = 0; i < NUM_PORTS; i++) { + port = s->ports + i; + port->wPortStatus = PORT_STAT_POWER; + port->wPortChange = 0; + if (port->port.dev && port->port.dev->attached) { + port->wPortStatus |= PORT_STAT_CONNECTION; + port->wPortChange |= PORT_STAT_C_CONNECTION; + if (port->port.dev->speed == USB_SPEED_LOW) { + port->wPortStatus |= PORT_STAT_LOW_SPEED; + } + } + } } static int usb_hub_handle_control(USBDevice *dev, USBPacket *p, @@ -497,9 +512,8 @@ static int usb_hub_initfn(USBDevice *dev) &port->port, s, i, &usb_hub_port_ops, USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL); usb_port_location(&port->port, dev->port, i+1); - port->wPortStatus = PORT_STAT_POWER; - port->wPortChange = 0; } + usb_hub_handle_reset(dev); return 0; } |