static int
ipheth_attach(device_t dev)
{
struct ipheth_softc *sc = device_get_softc(dev);
struct usb_ether *ue = &sc->sc_ue;
struct usb_attach_arg *uaa = device_get_ivars(dev);
int error;
sc->sc_iface_no = uaa->info.bIfaceIndex;
device_set_usb_desc(dev);
mtx_init(&sc->sc_mtx, device_get_nameunit(dev), NULL, MTX_DEF);
error = usbd_set_alt_interface_index(uaa->device,
uaa->info.bIfaceIndex, IPHETH_ALT_INTFNUM);
if (error) {
device_printf(dev, "Cannot set alternate setting\n");
goto detach;
}
error = usbd_transfer_setup(uaa->device, &sc->sc_iface_no,
sc->sc_xfer, ipheth_config, IPHETH_N_TRANSFER, sc, &sc->sc_mtx);
if (error) {
device_printf(dev, "Cannot setup USB transfers\n");
goto detach;
}
ue->ue_sc = sc;
ue->ue_dev = dev;
ue->ue_udev = uaa->device;
ue->ue_mtx = &sc->sc_mtx;
ue->ue_methods = &ipheth_ue_methods;
error = ipheth_get_mac_addr(sc);
if (error) {
device_printf(dev, "Cannot get MAC address\n");
goto detach;
}
error = uether_ifattach(ue);
if (error) {
device_printf(dev, "could not attach interface\n");
goto detach;
}
return (0); /* success */
detach:
ipheth_detach(dev);
return (ENXIO); /* failure */
}
static int
cdce_attach(device_t dev)
{
struct cdce_softc *sc = device_get_softc(dev);
struct usb_ether *ue = &sc->sc_ue;
struct usb_attach_arg *uaa = device_get_ivars(dev);
struct usb_interface *iface;
const struct usb_cdc_union_descriptor *ud;
const struct usb_interface_descriptor *id;
const struct usb_cdc_ethernet_descriptor *ued;
const struct usb_config *pcfg;
int error;
uint8_t i;
uint8_t data_iface_no;
char eaddr_str[5 * ETHER_ADDR_LEN]; /* approx */
sc->sc_flags = USB_GET_DRIVER_INFO(uaa);
sc->sc_ue.ue_udev = uaa->device;
device_set_usb_desc(dev);
mtx_init(&sc->sc_mtx, device_get_nameunit(dev), NULL, MTX_DEF);
ud = usbd_find_descriptor
(uaa->device, NULL, uaa->info.bIfaceIndex,
UDESC_CS_INTERFACE, 0 - 1, UDESCSUB_CDC_UNION, 0 - 1);
if ((ud == NULL) || (ud->bLength < sizeof(*ud)) ||
(sc->sc_flags & CDCE_FLAG_NO_UNION)) {
DPRINTFN(1, "No union descriptor!\n");
sc->sc_ifaces_index[0] = uaa->info.bIfaceIndex;
sc->sc_ifaces_index[1] = uaa->info.bIfaceIndex;
goto alloc_transfers;
}
data_iface_no = ud->bSlaveInterface[0];
for (i = 0;; i++) {
iface = usbd_get_iface(uaa->device, i);
if (iface) {
id = usbd_get_interface_descriptor(iface);
if (id && (id->bInterfaceNumber == data_iface_no)) {
sc->sc_ifaces_index[0] = i;
sc->sc_ifaces_index[1] = uaa->info.bIfaceIndex;
usbd_set_parent_iface(uaa->device, i, uaa->info.bIfaceIndex);
break;
}
} else {
device_printf(dev, "no data interface found\n");
goto detach;
}
}
/*
* <quote>
*
* The Data Class interface of a networking device shall have
* a minimum of two interface settings. The first setting
* (the default interface setting) includes no endpoints and
* therefore no networking traffic is exchanged whenever the
* default interface setting is selected. One or more
* additional interface settings are used for normal
* operation, and therefore each includes a pair of endpoints
* (one IN, and one OUT) to exchange network traffic. Select
* an alternate interface setting to initialize the network
* aspects of the device and to enable the exchange of
* network traffic.
*
* </quote>
*
* Some devices, most notably cable modems, include interface
* settings that have no IN or OUT endpoint, therefore loop
* through the list of all available interface settings
* looking for one with both IN and OUT endpoints.
*/
alloc_transfers:
pcfg = cdce_config; /* Default Configuration */
for (i = 0; i != 32; i++) {
error = usbd_set_alt_interface_index(uaa->device,
sc->sc_ifaces_index[0], i);
if (error)
break;
#if CDCE_HAVE_NCM
if ((i == 0) && (cdce_ncm_init(sc) == 0))
pcfg = cdce_ncm_config;
#endif
error = usbd_transfer_setup(uaa->device,
sc->sc_ifaces_index, sc->sc_xfer,
pcfg, CDCE_N_TRANSFER, sc, &sc->sc_mtx);
if (error == 0)
break;
}
if (error || (i == 32)) {
device_printf(dev, "No valid alternate "
"setting found\n");
goto detach;
}
ued = usbd_find_descriptor
(uaa->device, NULL, uaa->info.bIfaceIndex,
UDESC_CS_INTERFACE, 0 - 1, UDESCSUB_CDC_ENF, 0 - 1);
if ((ued == NULL) || (ued->bLength < sizeof(*ued))) {
error = USB_ERR_INVAL;
} else {
error = usbd_req_get_string_any(uaa->device, NULL,
eaddr_str, sizeof(eaddr_str), ued->iMacAddress);
}
if (error) {
/* fake MAC address */
device_printf(dev, "faking MAC address\n");
sc->sc_ue.ue_eaddr[0] = 0x2a;
memcpy(&sc->sc_ue.ue_eaddr[1], &ticks, sizeof(uint32_t));
sc->sc_ue.ue_eaddr[5] = device_get_unit(dev);
} else {
memset(sc->sc_ue.ue_eaddr, 0, sizeof(sc->sc_ue.ue_eaddr));
for (i = 0; i != (ETHER_ADDR_LEN * 2); i++) {
char c = eaddr_str[i];
if ('0' <= c && c <= '9')
c -= '0';
else if (c != 0)
c -= 'A' - 10;
else
break;
c &= 0xf;
if ((i & 1) == 0)
c <<= 4;
sc->sc_ue.ue_eaddr[i / 2] |= c;
}
if (uaa->usb_mode == USB_MODE_DEVICE) {
/*
* Do not use the same MAC address like the peer !
*/
sc->sc_ue.ue_eaddr[5] ^= 0xFF;
}
}
ue->ue_sc = sc;
ue->ue_dev = dev;
ue->ue_udev = uaa->device;
ue->ue_mtx = &sc->sc_mtx;
ue->ue_methods = &cdce_ue_methods;
error = uether_ifattach(ue);
if (error) {
device_printf(dev, "could not attach interface\n");
goto detach;
}
return (0); /* success */
detach:
cdce_detach(dev);
return (ENXIO); /* failure */
}
static int32_t
usbd_func_selconf(irp *ip)
{
device_t dev = IRP_NDIS_DEV(ip);
int i, j;
struct ndis_softc *sc = device_get_softc(dev);
struct usb_device *udev = sc->ndisusb_dev;
struct usb_endpoint *ep = NULL;
struct usbd_interface_information *intf;
struct usbd_pipe_information *pipe;
struct usbd_urb_select_configuration *selconf;
union usbd_urb *urb;
usb_config_descriptor_t *conf;
usb_endpoint_descriptor_t *edesc;
usb_error_t ret;
urb = usbd_geturb(ip);
selconf = &urb->uu_selconf;
conf = selconf->usc_conf;
if (conf == NULL) {
device_printf(dev, "select configuration is NULL\n");
return usbd_usb2urb(USB_ERR_NORMAL_COMPLETION);
}
intf = &selconf->usc_intf;
for (i = 0; i < conf->bNumInterface && intf->uii_len > 0; i++) {
ret = usbd_set_alt_interface_index(udev,
intf->uii_intfnum, intf->uii_altset);
if (ret != USB_ERR_NORMAL_COMPLETION && ret != USB_ERR_IN_USE) {
device_printf(dev,
"setting alternate interface failed: %s\n",
usbd_errstr(ret));
return usbd_usb2urb(ret);
}
for (j = 0; (ep = usb_endpoint_foreach(udev, ep)); j++) {
if (j >= intf->uii_numeps) {
device_printf(dev,
"endpoint %d and above are ignored",
intf->uii_numeps);
break;
}
edesc = ep->edesc;
pipe = &intf->uii_pipes[j];
pipe->upi_handle = edesc;
pipe->upi_epaddr = edesc->bEndpointAddress;
pipe->upi_maxpktsize = UGETW(edesc->wMaxPacketSize);
pipe->upi_type = UE_GET_XFERTYPE(edesc->bmAttributes);
ret = usbd_setup_endpoint(ip, intf->uii_intfnum, edesc);
if (ret != USB_ERR_NORMAL_COMPLETION)
return usbd_usb2urb(ret);
if (pipe->upi_type != UE_INTERRUPT)
continue;
/* XXX we're following linux USB's interval policy. */
if (udev->speed == USB_SPEED_LOW)
pipe->upi_interval = edesc->bInterval + 5;
else if (udev->speed == USB_SPEED_FULL)
pipe->upi_interval = edesc->bInterval;
else {
int k0 = 0, k1 = 1;
do {
k1 = k1 * 2;
k0 = k0 + 1;
} while (k1 < edesc->bInterval);
pipe->upi_interval = k0;
}
}
intf = (struct usbd_interface_information *)(((char *)intf) +
intf->uii_len);
}
return (USBD_STATUS_SUCCESS);
}
static int
g_audio_attach(device_t dev)
{
struct g_audio_softc *sc = device_get_softc(dev);
struct usb_attach_arg *uaa = device_get_ivars(dev);
int error;
int i;
uint8_t iface_index[3];
DPRINTFN(11, "\n");
device_set_usb_desc(dev);
mtx_init(&sc->sc_mtx, "g_audio", NULL, MTX_DEF);
usb_callout_init_mtx(&sc->sc_callout, &sc->sc_mtx, 0);
usb_callout_init_mtx(&sc->sc_watchdog, &sc->sc_mtx, 0);
sc->sc_mode = G_AUDIO_MODE_SILENT;
sc->sc_noise_rem = 1;
for (i = 0; i != G_AUDIO_FRAMES; i++) {
sc->sc_data_len[0][i] = G_AUDIO_BUFSIZE / G_AUDIO_FRAMES;
sc->sc_data_len[1][i] = G_AUDIO_BUFSIZE / G_AUDIO_FRAMES;
}
iface_index[0] = uaa->info.bIfaceIndex;
iface_index[1] = uaa->info.bIfaceIndex + 1;
iface_index[2] = uaa->info.bIfaceIndex + 2;
error = usbd_set_alt_interface_index(uaa->device, iface_index[1], 1);
if (error) {
DPRINTF("alt iface setting error=%s\n", usbd_errstr(error));
goto detach;
}
error = usbd_set_alt_interface_index(uaa->device, iface_index[2], 1);
if (error) {
DPRINTF("alt iface setting error=%s\n", usbd_errstr(error));
goto detach;
}
error = usbd_transfer_setup(uaa->device,
iface_index, sc->sc_xfer, g_audio_config,
G_AUDIO_N_TRANSFER, sc, &sc->sc_mtx);
if (error) {
DPRINTF("error=%s\n", usbd_errstr(error));
goto detach;
}
usbd_set_parent_iface(uaa->device, iface_index[1], iface_index[0]);
usbd_set_parent_iface(uaa->device, iface_index[2], iface_index[0]);
mtx_lock(&sc->sc_mtx);
usbd_transfer_start(sc->sc_xfer[G_AUDIO_ISOC0_RD]);
usbd_transfer_start(sc->sc_xfer[G_AUDIO_ISOC1_RD]);
usbd_transfer_start(sc->sc_xfer[G_AUDIO_ISOC0_WR]);
usbd_transfer_start(sc->sc_xfer[G_AUDIO_ISOC1_WR]);
g_audio_timeout_reset(sc);
g_audio_watchdog_reset(sc);
mtx_unlock(&sc->sc_mtx);
return (0); /* success */
detach:
g_audio_detach(dev);
return (ENXIO); /* error */
}
static int
ubt_attach(device_t dev)
{
struct usb_attach_arg *uaa = device_get_ivars(dev);
struct ubt_softc *sc = device_get_softc(dev);
struct usb_endpoint_descriptor *ed;
struct usb_interface_descriptor *id;
struct usb_interface *iface;
uint16_t wMaxPacketSize;
uint8_t alt_index, i, j;
uint8_t iface_index[2] = { 0, 1 };
device_set_usb_desc(dev);
sc->sc_dev = dev;
sc->sc_debug = NG_UBT_WARN_LEVEL;
/*
* Create Netgraph node
*/
if (ng_make_node_common(&typestruct, &sc->sc_node) != 0) {
UBT_ALERT(sc, "could not create Netgraph node\n");
return (ENXIO);
}
/* Name Netgraph node */
if (ng_name_node(sc->sc_node, device_get_nameunit(dev)) != 0) {
UBT_ALERT(sc, "could not name Netgraph node\n");
NG_NODE_UNREF(sc->sc_node);
return (ENXIO);
}
NG_NODE_SET_PRIVATE(sc->sc_node, sc);
NG_NODE_FORCE_WRITER(sc->sc_node);
/*
* Initialize device softc structure
*/
/* initialize locks */
mtx_init(&sc->sc_ng_mtx, "ubt ng", NULL, MTX_DEF);
mtx_init(&sc->sc_if_mtx, "ubt if", NULL, MTX_DEF | MTX_RECURSE);
/* initialize packet queues */
NG_BT_MBUFQ_INIT(&sc->sc_cmdq, UBT_DEFAULT_QLEN);
NG_BT_MBUFQ_INIT(&sc->sc_aclq, UBT_DEFAULT_QLEN);
NG_BT_MBUFQ_INIT(&sc->sc_scoq, UBT_DEFAULT_QLEN);
/* initialize glue task */
TASK_INIT(&sc->sc_task, 0, ubt_task, sc);
/*
* Configure Bluetooth USB device. Discover all required USB
* interfaces and endpoints.
*
* USB device must present two interfaces:
* 1) Interface 0 that has 3 endpoints
* 1) Interrupt endpoint to receive HCI events
* 2) Bulk IN endpoint to receive ACL data
* 3) Bulk OUT endpoint to send ACL data
*
* 2) Interface 1 then has 2 endpoints
* 1) Isochronous IN endpoint to receive SCO data
* 2) Isochronous OUT endpoint to send SCO data
*
* Interface 1 (with isochronous endpoints) has several alternate
* configurations with different packet size.
*/
/*
* For interface #1 search alternate settings, and find
* the descriptor with the largest wMaxPacketSize
*/
wMaxPacketSize = 0;
alt_index = 0;
i = 0;
j = 0;
ed = NULL;
/*
* Search through all the descriptors looking for the largest
* packet size:
*/
while ((ed = (struct usb_endpoint_descriptor *)usb_desc_foreach(
usbd_get_config_descriptor(uaa->device),
(struct usb_descriptor *)ed))) {
if ((ed->bDescriptorType == UDESC_INTERFACE) &&
(ed->bLength >= sizeof(*id))) {
id = (struct usb_interface_descriptor *)ed;
i = id->bInterfaceNumber;
j = id->bAlternateSetting;
}
if ((ed->bDescriptorType == UDESC_ENDPOINT) &&
(ed->bLength >= sizeof(*ed)) &&
(i == 1)) {
uint16_t temp;
temp = UGETW(ed->wMaxPacketSize);
if (temp > wMaxPacketSize) {
wMaxPacketSize = temp;
alt_index = j;
}
}
}
/* Set alt configuration on interface #1 only if we found it */
if (wMaxPacketSize > 0 &&
usbd_set_alt_interface_index(uaa->device, 1, alt_index)) {
UBT_ALERT(sc, "could not set alternate setting %d " \
"for interface 1!\n", alt_index);
goto detach;
}
/* Setup transfers for both interfaces */
if (usbd_transfer_setup(uaa->device, iface_index, sc->sc_xfer,
ubt_config, UBT_N_TRANSFER, sc, &sc->sc_if_mtx)) {
UBT_ALERT(sc, "could not allocate transfers\n");
goto detach;
}
/* Claim all interfaces belonging to the Bluetooth part */
for (i = 1;; i++) {
iface = usbd_get_iface(uaa->device, i);
if (iface == NULL)
break;
id = usbd_get_interface_descriptor(iface);
if ((id != NULL) &&
(id->bInterfaceClass == UICLASS_WIRELESS) &&
(id->bInterfaceSubClass == UISUBCLASS_RF) &&
(id->bInterfaceProtocol == UIPROTO_BLUETOOTH)) {
usbd_set_parent_iface(uaa->device, i,
uaa->info.bIfaceIndex);
}
}
return (0); /* success */
detach:
ubt_detach(dev);
return (ENXIO);
} /* ubt_attach */