diff options
Diffstat (limited to 'hw/usb-hub.c')
| -rw-r--r-- | hw/usb-hub.c | 98 |
1 files changed, 22 insertions, 76 deletions
diff --git a/hw/usb-hub.c b/hw/usb-hub.c index 6e2a35839d..c49c547d0c 100644 --- a/hw/usb-hub.c +++ b/hw/usb-hub.c @@ -138,74 +138,6 @@ static const USBDesc desc_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 */ @@ -238,6 +170,9 @@ 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) { @@ -246,10 +181,18 @@ static void usb_hub_detach(USBPort *port1) } } -static void usb_hub_wakeup(USBDevice *dev) +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 = dev->port->opaque; - USBHubPort *port = &s->ports[dev->port->index]; + USBHubState *s = port1->opaque; + USBHubPort *port = &s->ports[port1->index]; if (port->wPortStatus & PORT_STAT_SUSPEND) { port->wPortChange |= PORT_STAT_C_SUSPEND; @@ -257,9 +200,9 @@ static void usb_hub_wakeup(USBDevice *dev) } } -static void usb_hub_complete(USBDevice *dev, USBPacket *packet) +static void usb_hub_complete(USBPort *port, USBPacket *packet) { - USBHubState *s = dev->port->opaque; + USBHubState *s = port->opaque; /* * Just pass it along upstream for now. @@ -451,11 +394,12 @@ static int usb_hub_handle_data(USBDevice *dev, USBPacket *p) if (p->devep == 1) { USBHubPort *port; unsigned int status; + uint8_t buf[4]; int i, n; n = (NUM_PORTS + 1 + 7) / 8; - if (p->len == 1) { /* FreeBSD workaround */ + if (p->iov.size == 1) { /* FreeBSD workaround */ n = 1; - } else if (n > p->len) { + } else if (n > p->iov.size) { return USB_RET_BABBLE; } status = 0; @@ -466,8 +410,9 @@ static int usb_hub_handle_data(USBDevice *dev, USBPacket *p) } if (status != 0) { for(i = 0; i < n; i++) { - p->data[i] = status >> (8 * i); + buf[i] = status >> (8 * i); } + usb_packet_copy(p, buf, n); ret = n; } else { ret = USB_RET_NAK; /* usb11 11.13.1 */ @@ -537,6 +482,7 @@ static void usb_hub_handle_destroy(USBDevice *dev) 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, }; |