mirror of
https://github.com/bluekitchen/btstack.git
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scan for endpoints
This commit is contained in:
Matthias Ringwald
parent
5da690179b
commit
988201648f
@ -494,15 +494,155 @@ static void usb_process_acl_out(btstack_data_source_t *ds, btstack_data_source_c
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uint8_t event[] = { HCI_EVENT_TRANSPORT_PACKET_SENT, 0};
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packet_handler(HCI_EVENT_PACKET, &event[0], sizeof(event));
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}
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#if 0
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// Scan for Bluetooth Endpoints
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// example: https://android.googlesource.com/platform/development/+/master/host/windows/usb/winusb/adb_winusb_interface.cpp
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// example: https://msdn.microsoft.com/en-us/windows/hardware/dn376866(v=vs.85)
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static void usb_scan_for_bluetooth_endpoints(void) {
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}
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for (r=0;r<interface_descriptor->bNumEndpoints;r++,endpoint++){
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log_info("- endpoint %x, attributes %x", endpoint->bEndpointAddress, endpoint->bmAttributes);
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switch (endpoint->bmAttributes & 0x3){
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case LIBUSB_TRANSFER_TYPE_INTERRUPT:
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if (event_in_addr) continue;
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event_in_addr = endpoint->bEndpointAddress;
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log_info("-> using 0x%2.2X for HCI Events", event_in_addr);
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break;
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case LIBUSB_TRANSFER_TYPE_BULK:
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if (endpoint->bEndpointAddress & 0x80) {
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if (acl_in_addr) continue;
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acl_in_addr = endpoint->bEndpointAddress;
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log_info("-> using 0x%2.2X for ACL Data In", acl_in_addr);
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} else {
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if (acl_out_addr) continue;
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acl_out_addr = endpoint->bEndpointAddress;
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log_info("-> using 0x%2.2X for ACL Data Out", acl_out_addr);
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}
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break;
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case LIBUSB_TRANSFER_TYPE_ISOCHRONOUS:
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if (endpoint->bEndpointAddress & 0x80) {
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if (sco_in_addr) continue;
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sco_in_addr = endpoint->bEndpointAddress;
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log_info("-> using 0x%2.2X for SCO Data In", sco_in_addr);
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} else {
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if (sco_out_addr) continue;
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sco_out_addr = endpoint->bEndpointAddress;
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log_info("-> using 0x%2.2X for SCO Data Out", sco_out_addr);
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}
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break;
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default:
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break;
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}
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}
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#endif
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static BOOL usb_scan_for_bluetooth_endpoints(void) {
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int i;
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USB_INTERFACE_DESCRIPTOR usb_interface_descriptor;
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// reset
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event_in_addr = 0;
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acl_in_addr = 0;
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acl_out_addr = 0;
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log_info("Scanning USB Entpoints:");
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// look for Event and ACL pipes on Interface #0
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BOOL result = WinUsb_QueryInterfaceSettings(usb_interface_0_handle, 0, &usb_interface_descriptor);
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if (!result) goto exit_on_error;
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for (i=0;i<usb_interface_descriptor.bNumEndpoints;i++){
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WINUSB_PIPE_INFORMATION pipe;
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result = WinUsb_QueryPipe(
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usb_interface_0_handle,
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0,
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(UCHAR) i,
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&pipe);
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if (!result) goto exit_on_error;
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log_info("Interface #0, Alt #0, Pipe idx #%u: type %u, id 0x%02x, max packet size %u,",
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i, pipe.PipeType, pipe.PipeId, pipe.MaximumPacketSize);
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switch (pipe.PipeType){
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case USB_ENDPOINT_TYPE_INTERRUPT:
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if (event_in_addr) continue;
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event_in_addr = pipe.PipeId;
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log_info("-> using 0x%2.2X for HCI Events", event_in_addr);
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break;
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case USB_ENDPOINT_TYPE_BULK:
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if (pipe.PipeId & 0x80) {
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if (acl_in_addr) continue;
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acl_in_addr = pipe.PipeId;
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log_info("-> using 0x%2.2X for ACL Data In", acl_in_addr);
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} else {
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if (acl_out_addr) continue;
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acl_out_addr = pipe.PipeId;
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log_info("-> using 0x%2.2X for ACL Data Out", acl_out_addr);
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}
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break;
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default:
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break;
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}
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}
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#ifdef ENABLE_SCO_OVER_HCI
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sco_out_addr = 0;
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sco_in_addr = 0;
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// look for SCO pipes on Interface #1, Alt Setting ALT_SETTING
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result = WinUsb_QueryInterfaceSettings(usb_interface_1_handle, ALT_SETTING, &usb_interface_descriptor);
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if (!result) goto exit_on_error;
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for (i=0;i<usb_interface_descriptor.bNumEndpoints;i++){
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WINUSB_PIPE_INFORMATION_EX pipe;
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result = WinUsb_QueryPipeEx(
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usb_interface_1_handle,
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ALT_SETTING,
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(UCHAR) i,
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&pipe);
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if (!result) goto exit_on_error;
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log_info("Interface #1, Alt #%u, Pipe idx #%u: type %u, id 0x%02x, max packet size %u, interval %u, max bytes per interval %u",
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ALT_SETTING, i, pipe.PipeType, pipe.PipeId, pipe.MaximumPacketSize, pipe.Interval, (int) pipe.MaximumBytesPerInterval);
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switch (pipe.PipeType){
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case USB_ENDPOINT_TYPE_ISOCHRONOUS:
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if (pipe.PipeId & 0x80) {
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if (sco_in_addr) continue;
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sco_in_addr = pipe.PipeId;
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log_info("-> using 0x%2.2X for SCO Data In", sco_in_addr);
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} else {
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if (sco_out_addr) continue;
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sco_out_addr = pipe.PipeId;
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log_info("-> using 0x%2.2X for SCO Data Out", sco_out_addr);
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}
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break;
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default:
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break;
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}
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}
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if (!sco_in_addr){
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log_error("Couldn't find pipe for SCO IN!");
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return FALSE;
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}
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if (!sco_out_addr){
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log_error("Couldn't find pipe for SCO IN!");
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return FALSE;
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}
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#endif
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// check if all found
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if (!event_in_addr){
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log_error("Couldn't find pipe for Event IN!");
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return FALSE;
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}
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if (!acl_in_addr){
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log_error("Couldn't find pipe for ACL IN!");
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return FALSE;
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}
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if (!acl_out_addr){
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log_error("Couldn't find pipe for ACL OUT!");
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return FALSE;
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}
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// all clear
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return TRUE;
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exit_on_error:
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log_error("winusb: last error %lu\n", GetLastError());
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return FALSE;
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}
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// returns 0 if successful, -1 otherwise
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static int usb_try_open_device(const char * device_path){
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@ -541,30 +681,20 @@ static int usb_try_open_device(const char * device_path){
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if (!result) goto exit_on_error;
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#endif
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// check ISO Pipes
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USB_INTERFACE_DESCRIPTOR usb_interface_descriptor;
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result = WinUsb_QueryInterfaceSettings(usb_interface_1_handle, ALT_SETTING, &usb_interface_descriptor);
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if (!result) goto exit_on_error;
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int i;
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for (i=0;i<usb_interface_descriptor.bNumEndpoints;i++){
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WINUSB_PIPE_INFORMATION_EX pipe;
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result = WinUsb_QueryPipeEx(
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usb_interface_1_handle,
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ALT_SETTING,
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(UCHAR) i,
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&pipe);
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if (!result) continue;
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log_info("Pipe idx #%u: type %u, id 0x%02x, max packet size %u, interval %u, max bytes per interval %u",
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i, pipe.PipeType, pipe.PipeId, pipe.MaximumPacketSize, pipe.Interval, (int) pipe.MaximumBytesPerInterval);
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//
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}
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result = usb_scan_for_bluetooth_endpoints();
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if (!result) {
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log_error("Could not find all Bluetooth Endpoints!");
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usb_free_resources();
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return 0;
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}
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// AUTO_CLEAR_STALL, RAW_IO is not callable for ISO EP
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// uint8_t value_on = 1;
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// result = WinUsb_SetPipePolicy(usb_interface_1_handle, sco_in_addr, RAW_IO, sizeof(value_on), &value_on);
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// if (!result) goto exit_on_error;
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int i;
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memset(hci_sco_packet_descriptors, 0, sizeof(hci_sco_packet_descriptors));
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log_info("Size of packet descriptors %u", (int) sizeof(hci_sco_packet_descriptors));
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result = WinUsb_RegisterIsochBuffer(usb_interface_1_handle, sco_in_addr, hci_sco_in_buffer, ISOC_BUFFERS * SCO_PACKET_SIZE, &hci_sco_in_buffer_handle);
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