.bNumInterfaces = 1,
.bConfigurationValue = 1,
.bmAttributes = 0xe0,
+ .nif = 1,
.ifs = &desc_iface_hub,
},
},
.str = desc_strings,
};
-static const uint8_t qemu_hub_dev_descriptor[] = {
- 0x12, /* u8 bLength; */
- 0x01, /* u8 bDescriptorType; Device */
- 0x10, 0x01, /* u16 bcdUSB; v1.1 */
-
- 0x09, /* u8 bDeviceClass; HUB_CLASSCODE */
- 0x00, /* u8 bDeviceSubClass; */
- 0x00, /* u8 bDeviceProtocol; [ low/full speeds only ] */
- 0x08, /* u8 bMaxPacketSize0; 8 Bytes */
-
- 0x00, 0x00, /* u16 idVendor; */
- 0x00, 0x00, /* u16 idProduct; */
- 0x01, 0x01, /* u16 bcdDevice */
-
- 0x03, /* u8 iManufacturer; */
- 0x02, /* u8 iProduct; */
- 0x01, /* u8 iSerialNumber; */
- 0x01 /* u8 bNumConfigurations; */
-};
-
-/* XXX: patch interrupt size */
-static const uint8_t qemu_hub_config_descriptor[] = {
-
- /* one configuration */
- 0x09, /* u8 bLength; */
- 0x02, /* u8 bDescriptorType; Configuration */
- 0x19, 0x00, /* u16 wTotalLength; */
- 0x01, /* u8 bNumInterfaces; (1) */
- 0x01, /* u8 bConfigurationValue; */
- 0x00, /* u8 iConfiguration; */
- 0xe0, /* u8 bmAttributes;
- Bit 7: must be set,
- 6: Self-powered,
- 5: Remote wakeup,
- 4..0: resvd */
- 0x00, /* u8 MaxPower; */
-
- /* USB 1.1:
- * USB 2.0, single TT organization (mandatory):
- * one interface, protocol 0
- *
- * USB 2.0, multiple TT organization (optional):
- * two interfaces, protocols 1 (like single TT)
- * and 2 (multiple TT mode) ... config is
- * sometimes settable
- * NOT IMPLEMENTED
- */
-
- /* one interface */
- 0x09, /* u8 if_bLength; */
- 0x04, /* u8 if_bDescriptorType; Interface */
- 0x00, /* u8 if_bInterfaceNumber; */
- 0x00, /* u8 if_bAlternateSetting; */
- 0x01, /* u8 if_bNumEndpoints; */
- 0x09, /* u8 if_bInterfaceClass; HUB_CLASSCODE */
- 0x00, /* u8 if_bInterfaceSubClass; */
- 0x00, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
- 0x00, /* u8 if_iInterface; */
-
- /* one endpoint (status change endpoint) */
- 0x07, /* u8 ep_bLength; */
- 0x05, /* u8 ep_bDescriptorType; Endpoint */
- 0x81, /* u8 ep_bEndpointAddress; IN Endpoint 1 */
- 0x03, /* u8 ep_bmAttributes; Interrupt */
- 0x02, 0x00, /* u16 ep_wMaxPacketSize; 1 + (MAX_ROOT_PORTS / 8) */
- 0xff /* u8 ep_bInterval; (255ms -- usb 2.0 spec) */
-};
-
static const uint8_t qemu_hub_hub_descriptor[] =
{
0x00, /* u8 bLength; patched in later */
/* DeviceRemovable and PortPwrCtrlMask patched in later */
};
-static void usb_hub_attach(USBPort *port1, USBDevice *dev)
+static void usb_hub_attach(USBPort *port1)
{
USBHubState *s = port1->opaque;
USBHubPort *port = &s->ports[port1->index];
- if (dev) {
- if (port->port.dev)
- usb_attach(port1, NULL);
-
- port->wPortStatus |= PORT_STAT_CONNECTION;
- port->wPortChange |= PORT_STAT_C_CONNECTION;
- if (dev->speed == USB_SPEED_LOW)
- port->wPortStatus |= PORT_STAT_LOW_SPEED;
- else
- port->wPortStatus &= ~PORT_STAT_LOW_SPEED;
- port->port.dev = dev;
- /* send the attach message */
- usb_send_msg(dev, USB_MSG_ATTACH);
+ 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;
} else {
- dev = port->port.dev;
- if (dev) {
- port->wPortStatus &= ~PORT_STAT_CONNECTION;
- port->wPortChange |= PORT_STAT_C_CONNECTION;
- if (port->wPortStatus & PORT_STAT_ENABLE) {
- port->wPortStatus &= ~PORT_STAT_ENABLE;
- port->wPortChange |= PORT_STAT_C_ENABLE;
- }
- /* send the detach message */
- usb_send_msg(dev, USB_MSG_DETACH);
- port->port.dev = NULL;
- }
+ port->wPortStatus &= ~PORT_STAT_LOW_SPEED;
+ }
+}
+
+static void usb_hub_detach(USBPort *port1)
+{
+ USBHubState *s = port1->opaque;
+ USBHubPort *port = &s->ports[port1->index];
+
+ /* Let upstream know the device on this port is gone */
+ s->dev.port->ops->child_detach(s->dev.port, port1->dev);
+
+ port->wPortStatus &= ~PORT_STAT_CONNECTION;
+ port->wPortChange |= PORT_STAT_C_CONNECTION;
+ if (port->wPortStatus & PORT_STAT_ENABLE) {
+ port->wPortStatus &= ~PORT_STAT_ENABLE;
+ port->wPortChange |= PORT_STAT_C_ENABLE;
+ }
+}
+
+static void usb_hub_child_detach(USBPort *port1, USBDevice *child)
+{
+ USBHubState *s = port1->opaque;
+
+ /* Pass along upstream */
+ s->dev.port->ops->child_detach(s->dev.port, child);
+}
+
+static void usb_hub_wakeup(USBPort *port1)
+{
+ USBHubState *s = port1->opaque;
+ USBHubPort *port = &s->ports[port1->index];
+
+ if (port->wPortStatus & PORT_STAT_SUSPEND) {
+ port->wPortChange |= PORT_STAT_C_SUSPEND;
+ usb_wakeup(&s->dev);
+ }
+}
+
+static void usb_hub_complete(USBPort *port, USBPacket *packet)
+{
+ USBHubState *s = port->opaque;
+
+ /*
+ * Just pass it along upstream for now.
+ *
+ * If we ever inplement usb 2.0 split transactions this will
+ * become a little more complicated ...
+ */
+ usb_packet_complete(&s->dev, packet);
+}
+
+static void usb_hub_handle_attach(USBDevice *dev)
+{
+ USBHubState *s = DO_UPCAST(USBHubState, dev, dev);
+ int i;
+
+ for (i = 0; i < NUM_PORTS; i++) {
+ usb_port_location(&s->ports[i].port, dev->port, i+1);
}
}
/* XXX: do it */
}
-static int usb_hub_handle_control(USBDevice *dev, int request, int value,
- int index, int length, uint8_t *data)
+static int usb_hub_handle_control(USBDevice *dev, USBPacket *p,
+ int request, int value, int index, int length, uint8_t *data)
{
USBHubState *s = (USBHubState *)dev;
int ret;
- ret = usb_desc_handle_control(dev, request, value, index, length, data);
+ ret = usb_desc_handle_control(dev, p, request, value, index, length, data);
if (ret >= 0) {
return ret;
}
port = &s->ports[i];
dev = port->port.dev;
if (dev && (port->wPortStatus & PORT_STAT_ENABLE)) {
- ret = dev->info->handle_packet(dev, p);
+ ret = usb_handle_packet(dev, p);
if (ret != USB_RET_NODEV) {
return ret;
}
}
}
+static USBPortOps usb_hub_port_ops = {
+ .attach = usb_hub_attach,
+ .detach = usb_hub_detach,
+ .child_detach = usb_hub_child_detach,
+ .wakeup = usb_hub_wakeup,
+ .complete = usb_hub_complete,
+};
+
static int usb_hub_initfn(USBDevice *dev)
{
USBHubState *s = DO_UPCAST(USBHubState, dev, dev);
for (i = 0; i < NUM_PORTS; i++) {
port = &s->ports[i];
usb_register_port(usb_bus_from_device(dev),
- &port->port, s, i, &s->dev, usb_hub_attach);
+ &port->port, s, i, &usb_hub_port_ops,
+ USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL);
port->wPortStatus = PORT_STAT_POWER;
port->wPortChange = 0;
}
return 0;
}
+static const VMStateDescription vmstate_usb_hub_port = {
+ .name = "usb-hub-port",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .fields = (VMStateField []) {
+ VMSTATE_UINT16(wPortStatus, USBHubPort),
+ VMSTATE_UINT16(wPortChange, USBHubPort),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static const VMStateDescription vmstate_usb_hub = {
+ .name = "usb-hub",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .fields = (VMStateField []) {
+ VMSTATE_USB_DEVICE(dev, USBHubState),
+ VMSTATE_STRUCT_ARRAY(ports, USBHubState, NUM_PORTS, 0,
+ vmstate_usb_hub_port, USBHubPort),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
static struct USBDeviceInfo hub_info = {
.product_desc = "QEMU USB Hub",
.qdev.name = "usb-hub",
.qdev.fw_name = "hub",
.qdev.size = sizeof(USBHubState),
+ .qdev.vmsd = &vmstate_usb_hub,
.usb_desc = &desc_hub,
.init = usb_hub_initfn,
.handle_packet = usb_hub_handle_packet,
+ .handle_attach = usb_hub_handle_attach,
.handle_reset = usb_hub_handle_reset,
.handle_control = usb_hub_handle_control,
.handle_data = usb_hub_handle_data,