Protocol spec without prior Class and Subclass spec at line 23179 Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 3.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 3 bMaxPacketSize0 9 idVendor 0x1d6b Linux Foundation idProduct 0x0003 3.0 root hub bcdDevice 6.01 iManufacturer 3 Linux 6.1.52-valve2-1-neptune-61 xhci-hcd iProduct 2 xHCI Host Controller iSerial 1 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 31 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 Full speed (or root) hub iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0004 1x 4 bytes bInterval 12 bMaxBurst 0 Hub Descriptor: bLength 240 bDescriptorType 239 nNbrPorts 229 wHubCharacteristic 0xff82 No power switching (usb 1.0) Ganged overcurrent protection bPwrOn2PwrGood 127 * 2 milli seconds bHubContrCurrent 0 milli Ampere bHubDecLat 0.0 micro seconds wHubDelay 0 nano seconds DeviceRemovable 0x57 0xad 0xfc Hub Port Status: Port 1: 0000.02a0 lowspeed Port 2: 0000.02a0 lowspeed Port 3: 0000.02a0 lowspeed Port 4: 0000.02a0 lowspeed Port 5: 0000.02a0 lowspeed Port 6: 0000.02a0 lowspeed Port 7: 0000.02a0 lowspeed Port 8: 0000.02a0 lowspeed Port 9: 0000.02a0 lowspeed Port 10: 0000.02a0 lowspeed Port 11: 0000.02a0 lowspeed Port 12: 0000.02a0 lowspeed Port 13: 0000.02a0 lowspeed Port 14: 0000.02a0 lowspeed Port 15: 0000.02a0 lowspeed Port 16: 0000.02a0 lowspeed Port 17: 0000.02a0 lowspeed Port 18: 0000.02a0 lowspeed Port 19: 0000.02a0 lowspeed Port 20: 0000.02a0 lowspeed Port 21: 0000.02a0 lowspeed Port 22: 0000.02a0 lowspeed Port 23: 0000.02a0 lowspeed Port 24: 0000.02a0 lowspeed Port 25: 0000.02a0 lowspeed Port 26: 0000.02a0 lowspeed Port 27: 0000.02a0 lowspeed Port 28: 0000.02a0 lowspeed Port 29: 0000.02a0 lowspeed Port 30: 0000.02a0 lowspeed Port 31: 0000.02a0 lowspeed Port 32: 0000.02a0 lowspeed Port 33: 0000.02a0 lowspeed Port 34: 0000.02a0 lowspeed Port 35: 0000.02a0 lowspeed Port 36: 0000.02a0 lowspeed Port 37: 0000.02a0 lowspeed Port 38: 0000.02a0 lowspeed Port 39: 0000.02a0 lowspeed Port 40: 0000.02a0 lowspeed Port 41: 0000.02a0 lowspeed Port 42: 0000.02a0 lowspeed Port 43: 0000.02a0 lowspeed Port 44: 0000.02a0 lowspeed Port 45: 0000.02a0 lowspeed Port 46: 0000.02a0 lowspeed Port 47: 0000.02a0 lowspeed Port 48: 0000.02a0 lowspeed Port 49: 0000.02a0 lowspeed Port 50: 0000.02a0 lowspeed Port 51: 0000.02a0 lowspeed Port 52: 0000.02a0 lowspeed Port 53: 0000.02a0 lowspeed Port 54: 0000.02a0 lowspeed Port 55: 0000.02a0 lowspeed Port 56: 0000.02a0 lowspeed Port 57: 0000.02a0 lowspeed Port 58: 0000.02a0 lowspeed Port 59: 0000.02a0 lowspeed Port 60: 0000.02a0 lowspeed Port 61: 0000.02a0 lowspeed Port 62: 0000.02a0 lowspeed Port 63: 0000.02a0 lowspeed Port 64: 0000.02a0 lowspeed Port 65: 0000.02a0 lowspeed Port 66: 0000.02a0 lowspeed Port 67: 0000.02a0 lowspeed Port 68: 0000.02a0 lowspeed Port 69: 0000.02a0 lowspeed Port 70: 0000.02a0 lowspeed Port 71: 0000.02a0 lowspeed Port 72: 0000.02a0 lowspeed Port 73: 0000.02a0 lowspeed Port 74: 0000.02a0 lowspeed Port 75: 0000.02a0 lowspeed Port 76: 0000.02a0 lowspeed Port 77: 0000.02a0 lowspeed Port 78: 0000.02a0 lowspeed Port 79: 0000.02a0 lowspeed Port 80: 0000.02a0 lowspeed Port 81: 0000.02a0 lowspeed Port 82: 0000.02a0 lowspeed Port 83: 0000.02a0 lowspeed Port 84: 0000.02a0 lowspeed Port 85: 0000.02a0 lowspeed Port 86: 0000.02a0 lowspeed Port 87: 0000.02a0 lowspeed Port 88: 0000.02a0 lowspeed Port 89: 0000.02a0 lowspeed Port 90: 0000.02a0 lowspeed Port 91: 0000.02a0 lowspeed Port 92: 0000.02a0 lowspeed Port 93: 0000.02a0 lowspeed Port 94: 0000.02a0 lowspeed Port 95: 0000.02a0 lowspeed Port 96: 0000.02a0 lowspeed Port 97: 0000.02a0 lowspeed Port 98: 0000.02a0 lowspeed Port 99: 0000.02a0 lowspeed Port 100: 0000.02a0 lowspeed Port 101: 0000.02a0 lowspeed Port 102: 0000.02a0 lowspeed Port 103: 0000.02a0 lowspeed Port 104: 0000.02a0 lowspeed Port 105: 0000.02a0 lowspeed Port 106: 0000.02a0 lowspeed Port 107: 0000.02a0 lowspeed Port 108: 0000.02a0 lowspeed Port 109: 0000.02a0 lowspeed Port 110: 0000.02a0 lowspeed Port 111: 0000.02a0 lowspeed Port 112: 0000.02a0 lowspeed Port 113: 0000.02a0 lowspeed Port 114: 0000.02a0 lowspeed Port 115: 0000.02a0 lowspeed Port 116: 0000.02a0 lowspeed Port 117: 0000.02a0 lowspeed Port 118: 0000.02a0 lowspeed Port 119: 0000.02a0 lowspeed Port 120: 0000.02a0 lowspeed Port 121: 0000.02a0 lowspeed Port 122: 0000.02a0 lowspeed Port 123: 0000.02a0 lowspeed Port 124: 0000.02a0 lowspeed Port 125: 0000.02a0 lowspeed Port 126: 0000.02a0 lowspeed Port 127: 0000.02a0 lowspeed Port 128: 0000.02a0 lowspeed Port 129: 0000.02a0 lowspeed Port 130: 0000.02a0 lowspeed Port 131: 0000.02a0 lowspeed Port 132: 0000.02a0 lowspeed Port 133: 0000.02a0 lowspeed Port 134: 0000.02a0 lowspeed Port 135: 0000.02a0 lowspeed Port 136: 0000.02a0 lowspeed Port 137: 0000.02a0 lowspeed Port 138: 0000.02a0 lowspeed Port 139: 0000.02a0 lowspeed Port 140: 0000.02a0 lowspeed Port 141: 0000.02a0 lowspeed Port 142: 0000.02a0 lowspeed Port 143: 0000.02a0 lowspeed Port 144: 0000.02a0 lowspeed Port 145: 0000.02a0 lowspeed Port 146: 0000.02a0 lowspeed Port 147: 0000.02a0 lowspeed Port 148: 0000.02a0 lowspeed Port 149: 0000.02a0 lowspeed Port 150: 0000.02a0 lowspeed Port 151: 0000.02a0 lowspeed Port 152: 0000.02a0 lowspeed Port 153: 0000.02a0 lowspeed Port 154: 0000.02a0 lowspeed Port 155: 0000.02a0 lowspeed Port 156: 0000.02a0 lowspeed Port 157: 0000.02a0 lowspeed Port 158: 0000.02a0 lowspeed Port 159: 0000.02a0 lowspeed Port 160: 0000.02a0 lowspeed Port 161: 0000.02a0 lowspeed Port 162: 0000.02a0 lowspeed Port 163: 0000.02a0 lowspeed Port 164: 0000.02a0 lowspeed Port 165: 0000.02a0 lowspeed Port 166: 0000.02a0 lowspeed Port 167: 0000.02a0 lowspeed Port 168: 0000.02a0 lowspeed Port 169: 0000.02a0 lowspeed Port 170: 0000.02a0 lowspeed Port 171: 0000.02a0 lowspeed Port 172: 0000.02a0 lowspeed Port 173: 0000.02a0 lowspeed Port 174: 0000.02a0 lowspeed Port 175: 0000.02a0 lowspeed Port 176: 0000.02a0 lowspeed Port 177: 0000.02a0 lowspeed Port 178: 0000.02a0 lowspeed Port 179: 0000.02a0 lowspeed Port 180: 0000.02a0 lowspeed Port 181: 0000.02a0 lowspeed Port 182: 0000.02a0 lowspeed Port 183: 0000.02a0 lowspeed Port 184: 0000.02a0 lowspeed Port 185: 0000.02a0 lowspeed Port 186: 0000.02a0 lowspeed Port 187: 0000.02a0 lowspeed Port 188: 0000.02a0 lowspeed Port 189: 0000.02a0 lowspeed Port 190: 0000.02a0 lowspeed Port 191: 0000.02a0 lowspeed Port 192: 0000.02a0 lowspeed Port 193: 0000.02a0 lowspeed Port 194: 0000.02a0 lowspeed Port 195: 0000.02a0 lowspeed Port 196: 0000.02a0 lowspeed Port 197: 0000.02a0 lowspeed Port 198: 0000.02a0 lowspeed Port 199: 0000.02a0 lowspeed Port 200: 0000.02a0 lowspeed Port 201: 0000.02a0 lowspeed Port 202: 0000.02a0 lowspeed Port 203: 0000.02a0 lowspeed Port 204: 0000.02a0 lowspeed Port 205: 0000.02a0 lowspeed Port 206: 0000.02a0 lowspeed Port 207: 0000.02a0 lowspeed Port 208: 0000.02a0 lowspeed Port 209: 0000.02a0 lowspeed Port 210: 0000.02a0 lowspeed Port 211: 0000.02a0 lowspeed Port 212: 0000.02a0 lowspeed Port 213: 0000.02a0 lowspeed Port 214: 0000.02a0 lowspeed Port 215: 0000.02a0 lowspeed Port 216: 0000.02a0 lowspeed Port 217: 0000.02a0 lowspeed Port 218: 0000.02a0 lowspeed Port 219: 0000.02a0 lowspeed Port 220: 0000.02a0 lowspeed Port 221: 0000.02a0 lowspeed Port 222: 0000.02a0 lowspeed Port 223: 0000.02a0 lowspeed Port 224: 0000.02a0 lowspeed Port 225: 0000.02a0 lowspeed Port 226: 0000.02a0 lowspeed Port 227: 0000.02a0 lowspeed Port 228: 0000.02a0 lowspeed Port 229: 0000.02a0 lowspeed Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 43 bNumDeviceCaps 2 SuperSpeed USB Device Capability: bLength 10 bDescriptorType 16 bDevCapabilityType 3 bmAttributes 0x02 Latency Tolerance Messages (LTM) Supported wSpeedsSupported 0x0008 Device can operate at SuperSpeed (5Gbps) bFunctionalitySupport 1 Lowest fully-functional device speed is Full Speed (12Mbps) bU1DevExitLat 0 micro seconds bU2DevExitLat 0 micro seconds ** UNRECOGNIZED: 1c 10 0a 00 23 00 00 00 04 11 00 00 34 00 05 00 b4 00 05 00 35 40 0a 00 b5 40 0a 00 Device Status: 0x0001 Self Powered Bus 001 Device 003: ID 13d3:3553 IMC Networks Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.00 bDeviceClass 224 Wireless bDeviceSubClass 1 Radio Frequency bDeviceProtocol 1 Bluetooth bMaxPacketSize0 64 idVendor 0x13d3 IMC Networks idProduct 0x3553 bcdDevice 0.00 iManufacturer 1 Realtek iProduct 2 Bluetooth Radio iSerial 3 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 177 bNumInterfaces 2 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 500mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 3 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 4 Bluetooth Radio Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0010 1x 16 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 4 Bluetooth Radio Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x03 EP 3 OUT bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0000 1x 0 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0000 1x 0 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 2 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 4 Bluetooth Radio Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x03 EP 3 OUT bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0009 1x 9 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0009 1x 9 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 2 bNumEndpoints 2 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 4 Bluetooth Radio Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x03 EP 3 OUT bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0011 1x 17 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0011 1x 17 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 3 bNumEndpoints 2 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 4 Bluetooth Radio Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x03 EP 3 OUT bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0019 1x 25 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0019 1x 25 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 4 bNumEndpoints 2 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 4 Bluetooth Radio Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x03 EP 3 OUT bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0021 1x 33 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0021 1x 33 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 5 bNumEndpoints 2 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 4 Bluetooth Radio Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x03 EP 3 OUT bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0031 1x 49 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0031 1x 49 bytes bInterval 1 Device Status: 0x0001 Self Powered Bus 001 Device 002: ID 28de:1205 Valve Software Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x28de Valve Software idProduct 0x1205 bcdDevice 1.00 iManufacturer 1 Valve Software iProduct 2 Steam Deck Controller iSerial 3 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 150 bNumInterfaces 5 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 500mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 1 Boot Interface Subclass bInterfaceProtocol 1 Keyboard iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 33 US bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 39 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0008 1x 8 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 0 No Subclass bInterfaceProtocol 2 Mouse iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 65 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0008 1x 8 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 0 No Subclass bInterfaceProtocol 0 None iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 25 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 1 Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 3 bInterfaceCount 2 bFunctionClass 2 Communications bFunctionSubClass 2 Abstract (modem) bFunctionProtocol 1 AT-commands (v.25ter) iFunction 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 2 Communications bInterfaceSubClass 2 Abstract (modem) bInterfaceProtocol 1 AT-commands (v.25ter) iInterface 0 CDC Header: bcdCDC 1.10 CDC Call Management: bmCapabilities 0x01 call management bDataInterface 2 CDC ACM: bmCapabilities 0x02 line coding and serial state CDC Union: bMasterInterface 3 bSlaveInterface 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 255 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 4 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 10 CDC Data bInterfaceSubClass 0 Unused bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x85 EP 5 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x05 EP 5 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 0 Device Status: 0x0000 (Bus Powered) Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 1 Single TT bMaxPacketSize0 64 idVendor 0x1d6b Linux Foundation idProduct 0x0002 2.0 root hub bcdDevice 6.01 iManufacturer 3 Linux 6.1.52-valve2-1-neptune-61 xhci-hcd iProduct 2 xHCI Host Controller iSerial 1 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 25 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 Full speed (or root) hub iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0004 1x 4 bytes bInterval 12 Hub Descriptor: bLength 9 bDescriptorType 41 nNbrPorts 6 wHubCharacteristic 0x000a No power switching (usb 1.0) Per-port overcurrent protection TT think time 8 FS bits bPwrOn2PwrGood 10 * 2 milli seconds bHubContrCurrent 0 milli Ampere DeviceRemovable 0x00 PortPwrCtrlMask 0xff Hub Port Status: Port 1: 0000.0100 power Port 2: 0000.0100 power Port 3: 0000.0103 power enable connect Port 4: 0000.0100 power Port 5: 0000.0103 power enable connect Port 6: 0000.0100 power Device Status: 0x0001 Self Powered Bus 004 Device 004: ID 17ef:a393 Lenovo Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 3.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 3 bMaxPacketSize0 9 idVendor 0x17ef Lenovo idProduct 0xa393 bcdDevice d.23 iManufacturer 1 VIA Labs, Inc. iProduct 2 USB3.1 Hub iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 31 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 Full speed (or root) hub iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 19 Transfer Type Interrupt Synch Type None Usage Type Feedback wMaxPacketSize 0x0002 1x 2 bytes bInterval 8 bMaxBurst 0 Hub Descriptor: bLength 240 bDescriptorType 239 nNbrPorts 229 wHubCharacteristic 0xff82 No power switching (usb 1.0) Ganged overcurrent protection bPwrOn2PwrGood 127 * 2 milli seconds bHubContrCurrent 0 milli Ampere bHubDecLat 0.0 micro seconds wHubDelay 0 nano seconds DeviceRemovable 0x57 0xad 0xfc Hub Port Status: Port 1: 0000.02a0 lowspeed Port 2: 0000.02a0 lowspeed Port 3: 0000.02a0 lowspeed Port 4: 0000.02a0 lowspeed Port 5: 0000.02a0 lowspeed Port 6: 0000.02a0 lowspeed Port 7: 0000.02a0 lowspeed Port 8: 0000.02a0 lowspeed Port 9: 0000.02a0 lowspeed Port 10: 0000.02a0 lowspeed Port 11: 0000.02a0 lowspeed Port 12: 0000.02a0 lowspeed Port 13: 0000.02a0 lowspeed Port 14: 0000.02a0 lowspeed Port 15: 0000.02a0 lowspeed Port 16: 0000.02a0 lowspeed Port 17: 0000.02a0 lowspeed Port 18: 0000.02a0 lowspeed Port 19: 0000.02a0 lowspeed Port 20: 0000.02a0 lowspeed Port 21: 0000.02a0 lowspeed Port 22: 0000.02a0 lowspeed Port 23: 0000.02a0 lowspeed Port 24: 0000.02a0 lowspeed Port 25: 0000.02a0 lowspeed Port 26: 0000.02a0 lowspeed Port 27: 0000.02a0 lowspeed Port 28: 0000.02a0 lowspeed Port 29: 0000.02a0 lowspeed Port 30: 0000.02a0 lowspeed Port 31: 0000.02a0 lowspeed Port 32: 0000.02a0 lowspeed Port 33: 0000.02a0 lowspeed Port 34: 0000.02a0 lowspeed Port 35: 0000.02a0 lowspeed Port 36: 0000.02a0 lowspeed Port 37: 0000.02a0 lowspeed Port 38: 0000.02a0 lowspeed Port 39: 0000.02a0 lowspeed Port 40: 0000.02a0 lowspeed Port 41: 0000.02a0 lowspeed Port 42: 0000.02a0 lowspeed Port 43: 0000.02a0 lowspeed Port 44: 0000.02a0 lowspeed Port 45: 0000.02a0 lowspeed Port 46: 0000.02a0 lowspeed Port 47: 0000.02a0 lowspeed Port 48: 0000.02a0 lowspeed Port 49: 0000.02a0 lowspeed Port 50: 0000.02a0 lowspeed Port 51: 0000.02a0 lowspeed Port 52: 0000.02a0 lowspeed Port 53: 0000.02a0 lowspeed Port 54: 0000.02a0 lowspeed Port 55: 0000.02a0 lowspeed Port 56: 0000.02a0 lowspeed Port 57: 0000.02a0 lowspeed Port 58: 0000.02a0 lowspeed Port 59: 0000.02a0 lowspeed Port 60: 0000.02a0 lowspeed Port 61: 0000.02a0 lowspeed Port 62: 0000.02a0 lowspeed Port 63: 0000.02a0 lowspeed Port 64: 0000.02a0 lowspeed Port 65: 0000.02a0 lowspeed Port 66: 0000.02a0 lowspeed Port 67: 0000.02a0 lowspeed Port 68: 0000.02a0 lowspeed Port 69: 0000.02a0 lowspeed Port 70: 0000.02a0 lowspeed Port 71: 0000.02a0 lowspeed Port 72: 0000.02a0 lowspeed Port 73: 0000.02a0 lowspeed Port 74: 0000.02a0 lowspeed Port 75: 0000.02a0 lowspeed Port 76: 0000.02a0 lowspeed Port 77: 0000.02a0 lowspeed Port 78: 0000.02a0 lowspeed Port 79: 0000.02a0 lowspeed Port 80: 0000.02a0 lowspeed Port 81: 0000.02a0 lowspeed Port 82: 0000.02a0 lowspeed Port 83: 0000.02a0 lowspeed Port 84: 0000.02a0 lowspeed Port 85: 0000.02a0 lowspeed Port 86: 0000.02a0 lowspeed Port 87: 0000.02a0 lowspeed Port 88: 0000.02a0 lowspeed Port 89: 0000.02a0 lowspeed Port 90: 0000.02a0 lowspeed Port 91: 0000.02a0 lowspeed Port 92: 0000.02a0 lowspeed Port 93: 0000.02a0 lowspeed Port 94: 0000.02a0 lowspeed Port 95: 0000.02a0 lowspeed Port 96: 0000.02a0 lowspeed Port 97: 0000.02a0 lowspeed Port 98: 0000.02a0 lowspeed Port 99: 0000.02a0 lowspeed Port 100: 0000.02a0 lowspeed Port 101: 0000.02a0 lowspeed Port 102: 0000.02a0 lowspeed Port 103: 0000.02a0 lowspeed Port 104: 0000.02a0 lowspeed Port 105: 0000.02a0 lowspeed Port 106: 0000.02a0 lowspeed Port 107: 0000.02a0 lowspeed Port 108: 0000.02a0 lowspeed Port 109: 0000.02a0 lowspeed Port 110: 0000.02a0 lowspeed Port 111: 0000.02a0 lowspeed Port 112: 0000.02a0 lowspeed Port 113: 0000.02a0 lowspeed Port 114: 0000.02a0 lowspeed Port 115: 0000.02a0 lowspeed Port 116: 0000.02a0 lowspeed Port 117: 0000.02a0 lowspeed Port 118: 0000.02a0 lowspeed Port 119: 0000.02a0 lowspeed Port 120: 0000.02a0 lowspeed Port 121: 0000.02a0 lowspeed Port 122: 0000.02a0 lowspeed Port 123: 0000.02a0 lowspeed Port 124: 0000.02a0 lowspeed Port 125: 0000.02a0 lowspeed Port 126: 0000.02a0 lowspeed Port 127: 0000.02a0 lowspeed Port 128: 0000.02a0 lowspeed Port 129: 0000.02a0 lowspeed Port 130: 0000.02a0 lowspeed Port 131: 0000.02a0 lowspeed Port 132: 0000.02a0 lowspeed Port 133: 0000.02a0 lowspeed Port 134: 0000.02a0 lowspeed Port 135: 0000.02a0 lowspeed Port 136: 0000.02a0 lowspeed Port 137: 0000.02a0 lowspeed Port 138: 0000.02a0 lowspeed Port 139: 0000.02a0 lowspeed Port 140: 0000.02a0 lowspeed Port 141: 0000.02a0 lowspeed Port 142: 0000.02a0 lowspeed Port 143: 0000.02a0 lowspeed Port 144: 0000.02a0 lowspeed Port 145: 0000.02a0 lowspeed Port 146: 0000.02a0 lowspeed Port 147: 0000.02a0 lowspeed Port 148: 0000.02a0 lowspeed Port 149: 0000.02a0 lowspeed Port 150: 0000.02a0 lowspeed Port 151: 0000.02a0 lowspeed Port 152: 0000.02a0 lowspeed Port 153: 0000.02a0 lowspeed Port 154: 0000.02a0 lowspeed Port 155: 0000.02a0 lowspeed Port 156: 0000.02a0 lowspeed Port 157: 0000.02a0 lowspeed Port 158: 0000.02a0 lowspeed Port 159: 0000.02a0 lowspeed Port 160: 0000.02a0 lowspeed Port 161: 0000.02a0 lowspeed Port 162: 0000.02a0 lowspeed Port 163: 0000.02a0 lowspeed Port 164: 0000.02a0 lowspeed Port 165: 0000.02a0 lowspeed Port 166: 0000.02a0 lowspeed Port 167: 0000.02a0 lowspeed Port 168: 0000.02a0 lowspeed Port 169: 0000.02a0 lowspeed Port 170: 0000.02a0 lowspeed Port 171: 0000.02a0 lowspeed Port 172: 0000.02a0 lowspeed Port 173: 0000.02a0 lowspeed Port 174: 0000.02a0 lowspeed Port 175: 0000.02a0 lowspeed Port 176: 0000.02a0 lowspeed Port 177: 0000.02a0 lowspeed Port 178: 0000.02a0 lowspeed Port 179: 0000.02a0 lowspeed Port 180: 0000.02a0 lowspeed Port 181: 0000.02a0 lowspeed Port 182: 0000.02a0 lowspeed Port 183: 0000.02a0 lowspeed Port 184: 0000.02a0 lowspeed Port 185: 0000.02a0 lowspeed Port 186: 0000.02a0 lowspeed Port 187: 0000.02a0 lowspeed Port 188: 0000.02a0 lowspeed Port 189: 0000.02a0 lowspeed Port 190: 0000.02a0 lowspeed Port 191: 0000.02a0 lowspeed Port 192: 0000.02a0 lowspeed Port 193: 0000.02a0 lowspeed Port 194: 0000.02a0 lowspeed Port 195: 0000.02a0 lowspeed Port 196: 0000.02a0 lowspeed Port 197: 0000.02a0 lowspeed Port 198: 0000.02a0 lowspeed Port 199: 0000.02a0 lowspeed Port 200: 0000.02a0 lowspeed Port 201: 0000.02a0 lowspeed Port 202: 0000.02a0 lowspeed Port 203: 0000.02a0 lowspeed Port 204: 0000.02a0 lowspeed Port 205: 0000.02a0 lowspeed Port 206: 0000.02a0 lowspeed Port 207: 0000.02a0 lowspeed Port 208: 0000.02a0 lowspeed Port 209: 0000.02a0 lowspeed Port 210: 0000.02a0 lowspeed Port 211: 0000.02a0 lowspeed Port 212: 0000.02a0 lowspeed Port 213: 0000.02a0 lowspeed Port 214: 0000.02a0 lowspeed Port 215: 0000.02aFIXME: alloc bigger buffer for device capability descriptors 0 lowspeed Port 216: 0000.02a0 lowspeed Port 217: 0000.02a0 lowspeed Port 218: 0000.02a0 lowspeed Port 219: 0000.02a0 lowspeed Port 220: 0000.02a0 lowspeed Port 221: 0000.02a0 lowspeed Port 222: 0000.02a0 lowspeed Port 223: 0000.02a0 lowspeed Port 224: 0000.02a0 lowspeed Port 225: 0000.02a0 lowspeed Port 226: 0000.02a0 lowspeed Port 227: 0000.02a0 lowspeed Port 228: 0000.02a0 lowspeed Port 229: 0000.02a0 lowspeed Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 73 bNumDeviceCaps 5 Device Status: 0x0001 Self Powered Bus 004 Device 014: ID 0578:0578 Intrinsix Corp. Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 3.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 9 idVendor 0x0578 Intrinsix Corp. idProduct 0x0578 bcdDevice 71.01 iManufacturer 1 MAYA iProduct 2 NS-PCHDEDS19 Series DISK2 iSerial 3 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 121 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xc0 Self Powered MaxPower 2mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 8 Mass Storage bInterfaceSubClass 6 SCSI bInterfaceProtocol 80 Bulk-Only iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 15 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 15 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 1 bNumEndpoints 4 bInterfaceClass 8 Mass Storage bInterfaceSubClass 6 SCSI bInterfaceProtocol 98 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 0 Command pipe (0x01) Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 0 MaxStreams 32 Status pipe (0x02) Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 14 MaxStreams 32 Data-in pipe (0x03) Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x04 EP 4 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 7 MaxStreams 32 Data-out pipe (0x04) Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 22 bNumDeviceCaps 2 USB 2.0 Extension Device Capability: bLength 7 bDescriptorType 16 bDevCapabilityType 2 bmAttributes 0x00000f0e Link Power Management (LPM) Supported SuperSpeed USB Device Capability: bLength 10 bDescriptorType 16 bDevCapabilityType 3 bmAttributes 0x00 wSpeedsSupported 0x000e Device can operate at Full Speed (12Mbps) Device can operate at High Speed (480Mbps) Device can operate at SuperSpeed (5Gbps) bFunctionalitySupport 1 Lowest fully-functional device speed is Full Speed (12Mbps) bU1DevExitLat 10 micro seconds bU2DevExitLat 32 micro seconds Device Status: 0x0001 Self Powered Bus 004 Device 013: ID 1f75:0611 Innostor Technology Corporation IS611 SATA/PATA Bridge Controller Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 3.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 9 idVendor 0x1f75 Innostor Technology Corporation idProduct 0x0611 IS611 SATA/PATA Bridge Controller bcdDevice 0.06 iManufacturer 4 Innostor iProduct 5 Ext. HDD iSerial 6 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 44 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 200mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 8 Mass Storage bInterfaceSubClass 6 SCSI bInterfaceProtocol 80 Bulk-Only iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 15 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 15 Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 22 bNumDeviceCaps 2 USB 2.0 Extension Device Capability: bLength 7 bDescriptorType 16 bDevCapabilityType 2 bmAttributes 0x00000002 Link Power Management (LPM) Supported SuperSpeed USB Device Capability: bLength 10 bDescriptorType 16 bDevCapabilityType 3 bmAttributes 0x00 wSpeedsSupported 0x000e Device can operate at Full Speed (12Mbps) Device can operate at High Speed (480Mbps) Device can operate at SuperSpeed (5Gbps) bFunctionalitySupport 1 Lowest fully-functional device speed is Full Speed (12Mbps) bU1DevExitLat 10 micro seconds bU2DevExitLat 2047 micro seconds Device Status: 0x0000 (Bus Powered) Bus 004 Device 012: ID 0578:0578 Intrinsix Corp. Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 3.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 9 idVendor 0x0578 Intrinsix Corp. idProduct 0x0578 bcdDevice 71.01 iManufacturer 1 MAYA iProduct 2 NS-PCHDEDS19 Series DISK1 iSerial 3 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 121 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xc0 Self Powered MaxPower 2mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 8 Mass Storage bInterfaceSubClass 6 SCSI bInterfaceProtocol 80 Bulk-Only iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 15 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 15 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 1 bNumEndpoints 4 bInterfaceClass 8 Mass Storage bInterfaceSubClass 6 SCSI bInterfaceProtocol 98 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 0 Command pipe (0x01) Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 0 MaxStreams 32 Status pipe (0x02) Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 14 MaxStreams 32 Data-in pipe (0x03) Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x04 EP 4 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 7 MaxStreams 32 Data-out pipe (0x04) Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 22 bNumDeviceCaps 2 USB 2.0 Extension Device Capability: bLength 7 bDescriptorType 16 bDevCapabilityType 2 bmAttributes 0x00000f0e Link Power Management (LPM) Supported SuperSpeed USB Device Capability: bLength 10 bDescriptorType 16 bDevCapabilityType 3 bmAttributes 0x00 wSpeedsSupported 0x000e Device can operate at Full Speed (12Mbps) Device can operate at High Speed (480Mbps) Device can operate at SuperSpeed (5Gbps) bFunctionalitySupport 1 Lowest fully-functional device speed is Full Speed (12Mbps) bU1DevExitLat 10 micro seconds bU2DevExitLat 32 micro seconds Device Status: 0x0001 Self Powered Bus 004 Device 011: ID 2109:0817 VIA Labs, Inc. Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 3.20 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 3 bMaxPacketSize0 9 idVendor 0x2109 VIA Labs, Inc. idProduct 0x0817 bcdDevice 90.13 iManufacturer 1 VIA Labs, Inc. iProduct 2 USB3.0 Hub iSerial 3 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 31 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 Full speed (or root) hub iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 19 Transfer Type Interrupt Synch Type None Usage Type Feedback wMaxPacketSize 0x0002 1x 2 bytes bInterval 8 bMaxBurst 0 Hub Descriptor: bLength 240 bDescriptorType 239 nNbrPorts 229 wHubCharacteristic 0xff82 No power switching (usb 1.0) Ganged overcurrent protection bPwrOn2PwrGood 127 * 2 milli seconds bHubContrCurrent 0 milli Ampere bHubDecLat 0.0 micro seconds wHubDelay 0 nano seconds DeviceRemovable 0x57 0xad 0xfc Hub Port Status: Port 1: 0000.0203 lowspeed enable connect Port 2: 0000.0203 lowspeed enable connect Port 3: 0000.02a0 lowspeed Port 4: 0000.0203 lowspeed enable connect Port 5: 0000.0203 lowspeed enable connect Port 6: 0000.0203 lowspeed enable connect Port 7: 0000.0203 lowspeed enable connect Port 8: 0000.0203 lowspeed enable connect Port 9: 0000.0203 lowspeed enable connect Port 10: 0000.0203 lowspeed enable connect Port 11: 0000.0203 lowspeed enable connect Port 12: 0000.0203 lowspeed enable connect Port 13: 0000.0203 lowspeed enable connect Port 14: 0000.0203 lowspeed enable connect Port 15: 0000.0203 lowspeed enable connect Port 16: 0000.0203 lowspeed enable connect Port 17: 0000.0203 lowspeed enable connect Port 18: 0000.0203 lowspeed enable connect Port 19: 0000.0203 lowspeed enable connect Port 20: 0000.0203 lowspeed enable connect Port 21: 0000.0203 lowspeed enable connect Port 22: 0000.0203 lowspeed enable connect Port 23: 0000.0203 lowspeed enable connect Port 24: 0000.0203 lowspeed enable connect Port 25: 0000.0203 lowspeed enable connect Port 26: 0000.0203 lowspeed enable connect Port 27: 0000.0203 lowspeed enable connect Port 28: 0000.0203 lowspeed enable connect Port 29: 0000.0203 lowspeed enable connect Port 30: 0000.0203 lowspeed enable connect Port 31: 0000.0203 lowspeed enable connect Port 32: 0000.0203 lowspeed enable connect Port 33: 0000.0203 lowspeed enable connect Port 34: 0000.0203 lowspeed enable connect Port 35: 0000.0203 lowspeed enable connect Port 36: 0000.0203 lowspeed enable connect Port 37: 0000.0203 lowspeed enable connect Port 38: 0000.0203 lowspeed enable connect Port 39: 0000.0203 lowspeed enable connect Port 40: 0000.0203 lowspeed enable connect Port 41: 0000.0203 lowspeed enable connect Port 42: 0000.0203 lowspeed enable connect Port 43: 0000.0203 lowspeed enable connect Port 44: 0000.0203 lowspeed enable connect Port 45: 0000.0203 lowspeed enable connect Port 46: 0000.0203 lowspeed enable connect Port 47: 0000.0203 lowspeed enable connect Port 48: 0000.0203 lowspeed enable connect Port 49: 0000.0203 lowspeed enable connect Port 50: 0000.0203 lowspeed enable connect Port 51: 0000.0203 lowspeed enable connect Port 52: 0000.0203 lowspeed enable connect Port 53: 0000.0203 lowspeed enable connect Port 54: 0000.0203 lowspeed enable connect Port 55: 0000.0203 lowspeed enable connect Port 56: 0000.0203 lowspeed enable connect Port 57: 0000.0203 lowspeed enable connect Port 58: 0000.0203 lowspeed enable connect Port 59: 0000.0203 lowspeed enable connect Port 60: 0000.0203 lowspeed enable connect Port 61: 0000.0203 lowspeed enable connect Port 62: 0000.0203 lowspeed enable connect Port 63: 0000.0203 lowspeed enable connect Port 64: 0000.0203 lowspeed enable connect Port 65: 0000.0203 lowspeed enable connect Port 66: 0000.0203 lowspeed enable connect Port 67: 0000.0203 lowspeed enable connect Port 68: 0000.0203 lowspeed enable connect Port 69: 0000.0203 lowspeed enable connect Port 70: 0000.0203 lowspeed enable connect Port 71: 0000.0203 lowspeed enable connect Port 72: 0000.0203 lowspeed enable connect Port 73: 0000.0203 lowspeed enable connect Port 74: 0000.0203 lowspeed enable connect Port 75: 0000.0203 lowspeed enable connect Port 76: 0000.0203 lowspeed enable connect Port 77: 0000.0203 lowspeed enable connect Port 78: 0000.0203 lowspeed enable connect Port 79: 0000.0203 lowspeed enable connect Port 80: 0000.0203 lowspeed enable connect Port 81: 0000.0203 lowspeed enable connect Port 82: 0000.0203 lowspeed enable connect Port 83: 0000.0203 lowspeed enable connect Port 84: 0000.0203 lowspeed enable connect Port 85: 0000.0203 lowspeed enable connect Port 86: 0000.0203 lowspeed enable connect Port 87: 0000.0203 lowspeed enable connect Port 88: 0000.0203 lowspeed enable connect Port 89: 0000.0203 lowspeed enable connect Port 90: 0000.0203 lowspeed enable connect Port 91: 0000.0203 lowspeed enable connect Port 92: 0000.0203 lowspeed enable connect Port 93: 0000.0203 lowspeed enable connect Port 94: 0000.0203 lowspeed enable connect Port 95: 0000.0203 lowspeed enable connect Port 96: 0000.0203 lowspeed enable connect Port 97: 0000.0203 lowspeed enable connect Port 98: 0000.0203 lowspeed enable connect Port 99: 0000.0203 lowspeed enable connect Port 100: 0000.0203 lowspeed enable connect Port 101: 0000.0203 lowspeed enable connect Port 102: 0000.0203 lowspeed enable connect Port 103: 0000.0203 lowspeed enable connect Port 104: 0000.0203 lowspeed enable connect Port 105: 0000.0203 lowspeed enable connect Port 106: 0000.0203 lowspeed enable connect Port 107: 0000.0203 lowspeed enable connect Port 108: 0000.0203 lowspeed enable connect Port 109: 0000.0203 lowspeed enable connect Port 110: 0000.0203 lowspeed enable connect Port 111: 0000.0203 lowspeed enable connect Port 112: 0000.0203 lowspeed enable connect Port 113: 0000.0203 lowspeed enable connect Port 114: 0000.0203 lowspeed enable connect Port 115: 0000.0203 lowspeed enable connect Port 116: 0000.0203 lowspeed enable connect Port 117: 0000.0203 lowspeed enable connect Port 118: 0000.0203 lowspeed enable connect Port 119: 0000.0203 lowspeed enable connect Port 120: 0000.0203 lowspeed enable connect Port 121: 0000.0203 lowspeed enable connect Port 122: 0000.0203 lowspeed enable connect Port 123: 0000.0203 lowspeed enable connect Port 124: 0000.0203 lowspeed enable connect Port 125: 0000.0203 lowspeed enable connect Port 126: 0000.0203 lowspeed enable connect Port 127: 0000.0203 lowspeed enable connect Port 128: 0000.0203 lowspeed enable connect Port 129: 0000.0203 lowspeed enable connect Port 130: 0000.0203 lowspeed enable connect Port 131: 0000.0203 lowspeed enable connect Port 132: 0000.0203 lowspeed enable connect Port 133: 0000.0203 lowspeed enable connect Port 134: 0000.0203 lowspeed enable connect Port 135: 0000.0203 lowspeed enable connect Port 136: 0000.0203 lowspeed enable connect Port 137: 0000.0203 lowspeed enable connect Port 138: 0000.0203 lowspeed enable connect Port 139: 0000.0203 lowspeed enable connect Port 140: 0000.0203 lowspeed enable connect Port 141: 0000.0203 lowspeed enable connect Port 142: 0000.0203 lowspeed enable connect Port 143: 0000.0203 lowspeed enable connect Port 144: 0000.0203 lowspeed enable connect Port 145: 0000.0203 lowspeed enable connect Port 146: 0000.0203 lowspeed enable connect Port 147: 0000.0203 lowspeed enable connect Port 148: 0000.0203 lowspeed enable connect Port 149: 0000.0203 lowspeed enable connect Port 150: 0000.0203 lowspeed enable connect Port 151: 0000.0203 lowspeed enable connect Port 152: 0000.0203 lowspeed enable connect Port 153: 0000.0203 lowspeed enable connect Port 154: 0000.0203 lowspeed enable connect Port 155: 0000.0203 lowspeed enable connect Port 156: 0000.0203 lowspeed enable connect Port 157: 0000.0203 lowspeed enable connect Port 158: 0000.0203 lowspeed enable connect Port 159: 0000.0203 lowspeed enable connect Port 160: 0000.0203 lowspeed enable connect Port 161: 0000.0203 lowspeed enable connect Port 162: 0000.0203 lowspeed enable connect Port 163: 0000.0203 lowspeed enable connect Port 164: 0000.0203 lowspeed enable connect Port 165: 0000.0203 lowspeed enable connect Port 166: 0000.0203 lowspeed enable connect Port 167: 0000.0203 lowspeed enable connect Port 168: 0000.0203 lowspeed enable connect Port 169: 0000.0203 lowspeed enable connect Port 170: 0000.0203 lowspeed enable connect Port 171: 0000.0203 lowspeed enable connect Port 172: 0000.0203 lowspeed enable connect Port 173: 0000.0203 lowspeed enable connect Port 174: 0000.0203 lowspeed enable connect Port 175: 0000.0203 lowspeed enable connect Port 176: 0000.0203 lowspeed enable connect Port 177: 0000.0203 lowspeed enable connect Port 178: 0000.0203 lowspeed enable connect Port 179: 0000.0203 lowspeed enable connect Port 180: 0000.0203 lowspeed enable connect Port 181: 0000.0203 lowspeed enable connect Port 182: 0000.0203 lowspeed enable connect Port 183: 0000.0203 lowspeed enable connect Port 184: 0000.0203 lowspeed enable connect Port 185: 0000.0203 lowspeed enable connect Port 186: 0000.0203 lowspeed enable connect Port 187: 0000.0203 lowspeed enable connect Port 188: 0000.0203 lowspeed enable connect Port 189: 0000.0203 lowspeed enable connect Port 190: 0000.0203 lowspeed enable connect Port 191: 0000.0203 lowspeed enable connect Port 192: 0000.0203 lowspeed enable connect Port 193: 0000.0203 lowspeed enable connect Port 194: 0000.0203 lowspeed enable connect Port 195: 0000.0203 lowspeed enable connect Port 196: 0000.0203 lowspeed enable connect Port 197: 0000.0203 lowspeed enable connect Port 198: 0000.0203 lowspeed enable connect Port 199: 0000.0203 lowspeed enable connect Port 200: 0000.0203 lowspeed enable connect Port 201: 0000.0203 lowspeed enable connect Port 202: 0000.0203 lowspeed enable connect Port 203: 0000.0203 lowspeed enable connect Port 204: 0000.0203 lowspeed enable connect Port 205: 0000.0203 lowspeed enable connect Port 206: 0000.0203 lowspeed enable connect Port 207: 0000.0203 lowspeed enable connect Port 208: 0000.0203 lowspeed enable connect Port 209: 0000.0203 lowspeed enable connect Port 210: 0000.0203 lowspeed enable connect Port 211: 0000.0203 lowspeed enable connect Port 212: 0000.0203 lowspeed enable connect Port 213: 0000.0203 lowspeed enable connect Port 214: 0000.0203 lowspeed enable connect Port 215: 0000.0203 lowspeed enable connect Port 216: 0000.0203 lowspeed enable connect Port 217: 0000.0203 lowspeed enable connect Port 218: 0000.0203 lowspeed enable connect Port 219: 0000.0203 lowspeed enable connect Port 220: 0000.0203 lowspeed enable connect Port 221: 0000.0203 lowspeed enable connect Port 222: 0000.0203 lowspeed enable connect Port 223: 0000.0203 lowspeed enable connect Port 224: 0000.0203 lowspeed enable connect Port 225: 0000.0203 lowspeed enable connect Port 226: 0000.0203 lowspeed enable connect Port 227: 0000.0203 lowspeed enable connect Port 228: 0000.0203 lowspeed enable connect Port 229: 0000.0203 lowspeed enable connect Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 42 bNumDeviceCaps 3 USB 2.0 Extension Device Capability: bLength 7 bDescriptorType 16 bDevCapabilityType 2 bmAttributes 0x00000002 Link Power Management (LPM) Supported SuperSpeed USB Device Capability: bLength 10 bDescriptorType 16 bDevCapabilityType 3 bmAttributes 0x00 wSpeedsSupported 0x000e Device can operate at Full Speed (12Mbps) Device can operate at High Speed (480Mbps) Device can operate at SuperSpeed (5Gbps) bFunctionalitySupport 1 Lowest fully-functional device speed is Full Speed (12Mbps) bU1DevExitLat 4 micro seconds bU2DevExitLat 231 micro seconds Container ID Device Capability: bLength 20 bDescriptorType 16 bDevCapabilityType 4 bReserved 0 ContainerID {98714DB4-D598-09EF-AD75-7DB74A89F5E1} Device Status: 0x0001 Self Powered Bus 004 Device 003: ID 17ef:a387 Lenovo Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 3.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 9 idVendor 0x17ef Lenovo idProduct 0xa387 bcdDevice 31.03 iManufacturer 1 Realtek iProduct 2 USB-C Dock Ethernet iSerial 6 ... bNumConfigurations 2 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 57 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xa0 (Bus Powered) Remote Wakeup MaxPower 72mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 3 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 255 Vendor Specific Subclass bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0002 1x 2 bytes bInterval 8 bMaxBurst 0 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 98 bNumInterfaces 2 bConfigurationValue 2 iConfiguration 0 bmAttributes 0xa0 (Bus Powered) Remote Wakeup MaxPower 72mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 2 Communications bInterfaceSubClass 6 Ethernet Networking bInterfaceProtocol 0 iInterface 5 CDC Communications Control CDC Header: bcdCDC 1.10 CDC Union: bMasterInterface 0 bSlaveInterface 1 CDC Ethernet: iMacAddress 3 5CFF35C32320 bmEthernetStatistics 0x00000000 wMaxSegmentSize 1514 wNumberMCFilters 0x0000 bNumberPowerFilters 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0010 1x 16 bytes bInterval 8 bMaxBurst 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 10 CDC Data bInterfaceSubClass 0 Unused bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 2 bInterfaceClass 10 CDC Data bInterfaceSubClass 0 Unused bInterfaceProtocol 0 iInterface 4 Ethernet Data Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 0 bMaxBurst 3 Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 22 bNumDeviceCaps 2 USB 2.0 Extension Device Capability: bLength 7 bDescriptorType 16 bDevCapabilityType 2 bmAttributes 0x00000002 Link Power Management (LPM) Supported SuperSpeed USB Device Capability: bLength 10 bDescriptorType 16 bDevCapabilityType 3 bmAttributes 0x02 Latency Tolerance Messages (LTM) Supported wSpeedsSupported 0x000e Device can operate at Full Speed (12Mbps) Device can operate at High Speed (480Mbps) Device can operate at SuperSpeed (5Gbps) bFunctionalitySupport 2 Lowest fully-functional device speed is High Speed (480Mbps) bU1DevExitLat 10 micro seconds bU2DevExitLat 2047 micro seconds Device Status: 0x0010 (Bus Powered) Latency Tolerance Messaging (LTM) Enabled Bus 004 Device 002: ID 17ef:a391 Lenovo Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 3.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 3 bMaxPacketSize0 9 idVendor 0x17ef Lenovo idProduct 0xa391 bcdDevice d.24 iManufacturer 1 VIA Labs, Inc. iProduct 2 USB3.1 Hub iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 31 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 Full speed (or root) hub iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 19 Transfer Type Interrupt Synch Type None Usage Type Feedback wMaxPacketSize 0x0002 1x 2 bytes bInterval 8 bMaxBurst 0 Hub Descriptor: bLength 240 bDescriptorType 239 nNbrPorts 229 wHubCharacteristic 0xff82 No power switching (usb 1.0) Ganged overcurrent protection bPwrOn2PwrGood 127 * 2 milli seconds bHubContrCurrent 0 milli Ampere bHubDecLat 0.0 micro seconds wHubDelay 0 nano seconds DeviceRemovable 0x57 0xad 0xfc Hub Port Status: Port 1: 0000.0203 lowspeed enable connect Port 2: 0000.0203 lowspeed enable connect Port 3: 0000.0203 lowspeed enable connect Port 4: 0000.02a0 lowspeed Port 5: 0000.02a0 lowspeed Port 6: 0000.02a0 lowspeed Port 7: 0000.02a0 lowspeed Port 8: 0000.02a0 lowspeed Port 9: 0000.02a0 lowspeed Port 10: 0000.02a0 lowspeed Port 11: 0000.02a0 lowspeed Port 12: 0000.02a0 lowspeed Port 13: 0000.02a0 lowspeed Port 14: 0000.02a0 lowspeed Port 15: 0000.02a0 lowspeed Port 16: 0000.02a0 lowspeed Port 17: 0000.02a0 lowspeed Port 18: 0000.02a0 lowspeed Port 19: 0000.02a0 lowspeed Port 20: 0000.02a0 lowspeed Port 21: 0000.02a0 lowspeed Port 22: 0000.02a0 lowspeed Port 23: 0000.02a0 lowspeed Port 24: 0000.02a0 lowspeed Port 25: 0000.02a0 lowspeed Port 26: 0000.02a0 lowspeed Port 27: 0000.02a0 lowspeed Port 28: 0000.02a0 lowspeed Port 29: 0000.02a0 lowspeed Port 30: 0000.02a0 lowspeed Port 31: 0000.02a0 lowspeed Port 32: 0000.02a0 lowspeed Port 33: 0000.02a0 lowspeed Port 34: 0000.02a0 lowspeed Port 35: 0000.02a0 lowspeed Port 36: 0000.02a0 lowspeed Port 37: 0000.02a0 lowspeed Port 38: 0000.02a0 lowspeed Port 39: 0000.02a0 lowspeed Port 40: 0000.02a0 lowspeed Port 41: 0000.02a0 lowspeed Port 42: 0000.02a0 lowspeed Port 43: 0000.02a0 lowspeed Port 44: 0000.02a0 lowspeed Port 45: 0000.02a0 lowspeed Port 46: 0000.02a0 lowspeed Port 47: 0000.02a0 lowspeed Port 48: 0000.02a0 lowspeed Port 49: 0000.02a0 lowspeed Port 50: 0000.02a0 lowspeed Port 51: 0000.02a0 lowspeed Port 52: 0000.02a0 lowspeed Port 53: 0000.02a0 lowspeed Port 54: 0000.02a0 lowspeed Port 55: 0000.02a0 lowspeed Port 56: 0000.02a0 lowspeed Port 57: 0000.02a0 lowspeed Port 58: 0000.02a0 lowspeed Port 59: 0000.02a0 lowspeed Port 60: 0000.02a0 lowspeed Port 61: 0000.02a0 lowspeed Port 62: 0000.02a0 lowspeed Port 63: 0000.02a0 lowspeed Port 64: 0000.02a0 lowspeed Port 65: 0000.02a0 lowspeed Port 66: 0000.02a0 lowspeed Port 67: 0000.02a0 lowspeed Port 68: 0000.02a0 lowspeed Port 69: 0000.02a0 lowspeed Port 70: 0000.02a0 lowspeed Port 71: 0000.02a0 lowspeed Port 72: 0000.02a0 lowspeed Port 73: 0000.02a0 lowspeed Port 74: 0000.02a0 lowspeed Port 75: 0000.02a0 lowspeed Port 76: 0000.02a0 lowspeed Port 77: 0000.02a0 lowspeed Port 78: 0000.02a0 lowspeed Port 79: 0000.02a0 lowspeed Port 80: 0000.02a0 lowspeed Port 81: 0000.02a0 lowspeed Port 82: 0000.02a0 lowspeed Port 83: 0000.02a0 lowspeed Port 84: 0000.02a0 lowspeed Port 85: 0000.02a0 lowspeed Port 86: 0000.02a0 lowspeed Port 87: 0000.02a0 lowspeed Port 88: 0000.02a0 lowspeed Port 89: 0000.02a0 lowspeed Port 90: 0000.02a0 lowspeed Port 91: 0000.02a0 lowspeed Port 92: 0000.02a0 lowspeed Port 93: 0000.02a0 lowspeed Port 94: 0000.02a0 lowspeed Port 95: 0000.02a0 lowspeed Port 96: 0000.02a0 lowspeed Port 97: 0000.02a0 lowspeed Port 98: 0000.02a0 lowspeed Port 99: 0000.02a0 lowspeed Port 100: 0000.02a0 lowspeed Port 101: 0000.02a0 lowspeed Port 102: 0000.02a0 lowspeed Port 103: 0000.02a0 lowspeed Port 104: 0000.02a0 lowspeed Port 105: 0000.02a0 lowspeed Port 106: 0000.02a0 lowspeed Port 107: 0000.02a0 lowspeed Port 108: 0000.02a0 lowspeed Port 109: 0000.02a0 lowspeed Port 110: 0000.02a0 lowspeed Port 111: 0000.02a0 lowspeed Port 112: 0000.02a0 lowspeed Port 113: 0000.02a0 lowspeed Port 114: 0000.02a0 lowspeed Port 115: 0000.02a0 lowspeed Port 116: 0000.02a0 lowspeed Port 117: 0000.02a0 lowspeed Port 118: 0000.02a0 lowspeed Port 119: 0000.02a0 lowspeed Port 120: 0000.02a0 lowspeed Port 121: 0000.02a0 lowspeed Port 122: 0000.02a0 lowspeed Port 123: 0000.02a0 lowspeed Port 124: 0000.02a0 lowspeed Port 125: 0000.02a0 lowspeed Port 126: 0000.02a0 lowspeed Port 127: 0000.02a0 lowspeed Port 128: 0000.02a0 lowspeed Port 129: 0000.02a0 lowspeed Port 130: 0000.02a0 lowspeed Port 131: 0000.02a0 lowspeed Port 132: 0000.02a0 lowspeed Port 133: 0000.02a0 lowspeed Port 134: 0000.02a0 lowspeed Port 135: 0000.02a0 lowspeed Port 136: 0000.02a0 lowspeed Port 137: 0000.02a0 lowspeed Port 138: 0000.02a0 lowspeed Port 139: 0000.02a0 lowspeed Port 140: 0000.02a0 lowspeed Port 141: 0000.02a0 lowspeed Port 142: 0000.02a0 lowspeed Port 143: 0000.02a0 lowspeed Port 144: 0000.02a0 lowspeed Port 145: 0000.02a0 lowspeed Port 146: 0000.02a0 lowspeed Port 147: 0000.02a0 lowspeed Port 148: 0000.02a0 lowspeed Port 149: 0000.02a0 lowspeed Port 150: 0000.02a0 lowspeed Port 151: 0000.02a0 lowspeed Port 152: 0000.02a0 lowspeed Port 153: 0000.02a0 lowspeed Port 154: 0000.02a0 lowspeed Port 155: 0000.02a0 lowspeed Port 156: 0000.02a0 lowspeed Port 157: 0000.02aFIXME: alloc bigger buffer for device capability descriptors 0 lowspeed Port 158: 0000.02a0 lowspeed Port 159: 0000.02a0 lowspeed Port 160: 0000.02a0 lowspeed Port 161: 0000.02a0 lowspeed Port 162: 0000.02a0 lowspeed Port 163: 0000.02a0 lowspeed Port 164: 0000.02a0 lowspeed Port 165: 0000.02a0 lowspeed Port 166: 0000.02a0 lowspeed Port 167: 0000.02a0 lowspeed Port 168: 0000.02a0 lowspeed Port 169: 0000.02a0 lowspeed Port 170: 0000.02a0 lowspeed Port 171: 0000.02a0 lowspeed Port 172: 0000.02a0 lowspeed Port 173: 0000.02a0 lowspeed Port 174: 0000.02a0 lowspeed Port 175: 0000.02a0 lowspeed Port 176: 0000.02a0 lowspeed Port 177: 0000.02a0 lowspeed Port 178: 0000.02a0 lowspeed Port 179: 0000.02a0 lowspeed Port 180: 0000.02a0 lowspeed Port 181: 0000.02a0 lowspeed Port 182: 0000.02a0 lowspeed Port 183: 0000.02a0 lowspeed Port 184: 0000.02a0 lowspeed Port 185: 0000.02a0 lowspeed Port 186: 0000.02a0 lowspeed Port 187: 0000.02a0 lowspeed Port 188: 0000.02a0 lowspeed Port 189: 0000.02a0 lowspeed Port 190: 0000.02a0 lowspeed Port 191: 0000.02a0 lowspeed Port 192: 0000.02a0 lowspeed Port 193: 0000.02a0 lowspeed Port 194: 0000.02a0 lowspeed Port 195: 0000.02a0 lowspeed Port 196: 0000.02a0 lowspeed Port 197: 0000.02a0 lowspeed Port 198: 0000.02a0 lowspeed Port 199: 0000.02a0 lowspeed Port 200: 0000.02a0 lowspeed Port 201: 0000.02a0 lowspeed Port 202: 0000.02a0 lowspeed Port 203: 0000.02a0 lowspeed Port 204: 0000.02a0 lowspeed Port 205: 0000.02a0 lowspeed Port 206: 0000.02a0 lowspeed Port 207: 0000.02a0 lowspeed Port 208: 0000.02a0 lowspeed Port 209: 0000.02a0 lowspeed Port 210: 0000.02a0 lowspeed Port 211: 0000.02a0 lowspeed Port 212: 0000.02a0 lowspeed Port 213: 0000.02a0 lowspeed Port 214: 0000.02a0 lowspeed Port 215: 0000.02a0 lowspeed Port 216: 0000.02a0 lowspeed Port 217: 0000.02a0 lowspeed Port 218: 0000.02a0 lowspeed Port 219: 0000.02a0 lowspeed Port 220: 0000.02a0 lowspeed Port 221: 0000.02a0 lowspeed Port 222: 0000.02a0 lowspeed Port 223: 0000.02a0 lowspeed Port 224: 0000.02a0 lowspeed Port 225: 0000.02a0 lowspeed Port 226: 0000.02a0 lowspeed Port 227: 0000.02a0 lowspeed Port 228: 0000.02a0 lowspeed Port 229: 0000.02a0 lowspeed Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 73 bNumDeviceCaps 5 Device Status: 0x0001 Self Powered Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 3.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 3 bMaxPacketSize0 9 idVendor 0x1d6b Linux Foundation idProduct 0x0003 3.0 root hub bcdDevice 6.01 iManufacturer 3 Linux 6.1.52-valve2-1-neptune-61 xhci-hcd iProduct 2 xHCI Host Controller iSerial 1 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 31 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 Full speed (or root) hub iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0004 1x 4 bytes bInterval 12 bMaxBurst 0 Hub Descriptor: bLength 240 bDescriptorType 239 nNbrPorts 229 wHubCharacteristic 0xff82 No power switching (usb 1.0) Ganged overcurrent protection bPwrOn2PwrGood 127 * 2 milli seconds bHubContrCurrent 0 milli Ampere bHubDecLat 0.0 micro seconds wHubDelay 0 nano seconds DeviceRemovable 0x57 0xad 0xfc Hub Port Status: Port 1: 0000.0203 lowspeed enable connect Port 2: 0000.0203 lowspeed enable connect Port 3: 0000.0203 lowspeed enable connect Port 4: 0000.0203 lowspeed enable connect Port 5: 0000.0203 lowspeed enable connect Port 6: 0000.0203 lowspeed enable connect Port 7: 0000.0203 lowspeed enable connect Port 8: 0000.0203 lowspeed enable connect Port 9: 0000.0203 lowspeed enable connect Port 10: 0000.0203 lowspeed enable connect Port 11: 0000.0203 lowspeed enable connect Port 12: 0000.0203 lowspeed enable connect Port 13: 0000.0203 lowspeed enable connect Port 14: 0000.0203 lowspeed enable connect Port 15: 0000.0203 lowspeed enable connect Port 16: 0000.0203 lowspeed enable connect Port 17: 0000.0203 lowspeed enable connect Port 18: 0000.0203 lowspeed enable connect Port 19: 0000.0203 lowspeed enable connect Port 20: 0000.0203 lowspeed enable connect Port 21: 0000.0203 lowspeed enable connect Port 22: 0000.0203 lowspeed enable connect Port 23: 0000.0203 lowspeed enable connect Port 24: 0000.0203 lowspeed enable connect Port 25: 0000.0203 lowspeed enable connect Port 26: 0000.0203 lowspeed enable connect Port 27: 0000.0203 lowspeed enable connect Port 28: 0000.0203 lowspeed enable connect Port 29: 0000.0203 lowspeed enable connect Port 30: 0000.0203 lowspeed enable connect Port 31: 0000.0203 lowspeed enable connect Port 32: 0000.0203 lowspeed enable connect Port 33: 0000.0203 lowspeed enable connect Port 34: 0000.0203 lowspeed enable connect Port 35: 0000.0203 lowspeed enable connect Port 36: 0000.0203 lowspeed enable connect Port 37: 0000.0203 lowspeed enable connect Port 38: 0000.0203 lowspeed enable connect Port 39: 0000.0203 lowspeed enable connect Port 40: 0000.0203 lowspeed enable connect Port 41: 0000.0203 lowspeed enable connect Port 42: 0000.0203 lowspeed enable connect Port 43: 0000.0203 lowspeed enable connect Port 44: 0000.0203 lowspeed enable connect Port 45: 0000.0203 lowspeed enable connect Port 46: 0000.0203 lowspeed enable connect Port 47: 0000.0203 lowspeed enable connect Port 48: 0000.0203 lowspeed enable connect Port 49: 0000.0203 lowspeed enable connect Port 50: 0000.0203 lowspeed enable connect Port 51: 0000.0203 lowspeed enable connect Port 52: 0000.0203 lowspeed enable connect Port 53: 0000.0203 lowspeed enable connect Port 54: 0000.0203 lowspeed enable connect Port 55: 0000.0203 lowspeed enable connect Port 56: 0000.0203 lowspeed enable connect Port 57: 0000.0203 lowspeed enable connect Port 58: 0000.0203 lowspeed enable connect Port 59: 0000.0203 lowspeed enable connect Port 60: 0000.0203 lowspeed enable connect Port 61: 0000.0203 lowspeed enable connect Port 62: 0000.0203 lowspeed enable connect Port 63: 0000.0203 lowspeed enable connect Port 64: 0000.0203 lowspeed enable connect Port 65: 0000.0203 lowspeed enable connect Port 66: 0000.0203 lowspeed enable connect Port 67: 0000.0203 lowspeed enable connect Port 68: 0000.0203 lowspeed enable connect Port 69: 0000.0203 lowspeed enable connect Port 70: 0000.0203 lowspeed enable connect Port 71: 0000.0203 lowspeed enable connect Port 72: 0000.0203 lowspeed enable connect Port 73: 0000.0203 lowspeed enable connect Port 74: 0000.0203 lowspeed enable connect Port 75: 0000.0203 lowspeed enable connect Port 76: 0000.0203 lowspeed enable connect Port 77: 0000.0203 lowspeed enable connect Port 78: 0000.0203 lowspeed enable connect Port 79: 0000.0203 lowspeed enable connect Port 80: 0000.0203 lowspeed enable connect Port 81: 0000.0203 lowspeed enable connect Port 82: 0000.0203 lowspeed enable connect Port 83: 0000.0203 lowspeed enable connect Port 84: 0000.0203 lowspeed enable connect Port 85: 0000.0203 lowspeed enable connect Port 86: 0000.0203 lowspeed enable connect Port 87: 0000.0203 lowspeed enable connect Port 88: 0000.0203 lowspeed enable connect Port 89: 0000.0203 lowspeed enable connect Port 90: 0000.0203 lowspeed enable connect Port 91: 0000.0203 lowspeed enable connect Port 92: 0000.0203 lowspeed enable connect Port 93: 0000.0203 lowspeed enable connect Port 94: 0000.0203 lowspeed enable connect Port 95: 0000.0203 lowspeed enable connect Port 96: 0000.0203 lowspeed enable connect Port 97: 0000.0203 lowspeed enable connect Port 98: 0000.0203 lowspeed enable connect Port 99: 0000.0203 lowspeed enable connect Port 100: 0000.0203 lowspeed enable connect Port 101: 0000.0203 lowspeed enable connect Port 102: 0000.0203 lowspeed enable connect Port 103: 0000.0203 lowspeed enable connect Port 104: 0000.0203 lowspeed enable connect Port 105: 0000.0203 lowspeed enable connect Port 106: 0000.0203 lowspeed enable connect Port 107: 0000.0203 lowspeed enable connect Port 108: 0000.0203 lowspeed enable connect Port 109: 0000.0203 lowspeed enable connect Port 110: 0000.0203 lowspeed enable connect Port 111: 0000.0203 lowspeed enable connect Port 112: 0000.0203 lowspeed enable connect Port 113: 0000.0203 lowspeed enable connect Port 114: 0000.0203 lowspeed enable connect Port 115: 0000.0203 lowspeed enable connect Port 116: 0000.0203 lowspeed enable connect Port 117: 0000.0203 lowspeed enable connect Port 118: 0000.0203 lowspeed enable connect Port 119: 0000.0203 lowspeed enable connect Port 120: 0000.0203 lowspeed enable connect Port 121: 0000.0203 lowspeed enable connect Port 122: 0000.0203 lowspeed enable connect Port 123: 0000.0203 lowspeed enable connect Port 124: 0000.0203 lowspeed enable connect Port 125: 0000.0203 lowspeed enable connect Port 126: 0000.0203 lowspeed enable connect Port 127: 0000.0203 lowspeed enable connect Port 128: 0000.0203 lowspeed enable connect Port 129: 0000.0203 lowspeed enable connect Port 130: 0000.0203 lowspeed enable connect Port 131: 0000.0203 lowspeed enable connect Port 132: 0000.0203 lowspeed enable connect Port 133: 0000.0203 lowspeed enable connect Port 134: 0000.0203 lowspeed enable connect Port 135: 0000.0203 lowspeed enable connect Port 136: 0000.0203 lowspeed enable connect Port 137: 0000.0203 lowspeed enable connect Port 138: 0000.0203 lowspeed enable connect Port 139: 0000.0203 lowspeed enable connect Port 140: 0000.0203 lowspeed enable connect Port 141: 0000.0203 lowspeed enable connect Port 142: 0000.0203 lowspeed enable connect Port 143: 0000.0203 lowspeed enable connect Port 144: 0000.0203 lowspeed enable connect Port 145: 0000.0203 lowspeed enable connect Port 146: 0000.0203 lowspeed enable connect Port 147: 0000.0203 lowspeed enable connect Port 148: 0000.0203 lowspeed enable connect Port 149: 0000.0203 lowspeed enable connect Port 150: 0000.0203 lowspeed enable connect Port 151: 0000.0203 lowspeed enable connect Port 152: 0000.0203 lowspeed enable connect Port 153: 0000.0203 lowspeed enable connect Port 154: 0000.0203 lowspeed enable connect Port 155: 0000.0203 lowspeed enable connect Port 156: 0000.0203 lowspeed enable connect Port 157: 0000.0203 lowspeed enable connect Port 158: 0000.0203 lowspeed enable connect Port 159: 0000.0203 lowspeed enable connect Port 160: 0000.0203 lowspeed enable connect Port 161: 0000.0203 lowspeed enable connect Port 162: 0000.0203 lowspeed enable connect Port 163: 0000.0203 lowspeed enable connect Port 164: 0000.0203 lowspeed enable connect Port 165: 0000.0203 lowspeed enable connect Port 166: 0000.0203 lowspeed enable connect Port 167: 0000.0203 lowspeed enable connect Port 168: 0000.0203 lowspeed enable connect Port 169: 0000.0203 lowspeed enable connect Port 170: 0000.0203 lowspeed enable connect Port 171: 0000.0203 lowspeed enable connect Port 172: 0000.0203 lowspeed enable connect Port 173: 0000.0203 lowspeed enable connect Port 174: 0000.0203 lowspeed enable connect Port 175: 0000.0203 lowspeed enable connect Port 176: 0000.0203 lowspeed enable connect Port 177: 0000.0203 lowspeed enable connect Port 178: 0000.0203 lowspeed enable connect Port 179: 0000.0203 lowspeed enable connect Port 180: 0000.0203 lowspeed enable connect Port 181: 0000.0203 lowspeed enable connect Port 182: 0000.0203 lowspeed enable connect Port 183: 0000.0203 lowspeed enable connect Port 184: 0000.0203 lowspeed enable connect Port 185: 0000.0203 lowspeed enable connect Port 186: 0000.0203 lowspeed enable connect Port 187: 0000.0203 lowspeed enable connect Port 188: 0000.0203 lowspeed enable connect Port 189: 0000.0203 lowspeed enable connect Port 190: 0000.0203 lowspeed enable connect Port 191: 0000.0203 lowspeed enable connect Port 192: 0000.0203 lowspeed enable connect Port 193: 0000.0203 lowspeed enable connect Port 194: 0000.0203 lowspeed enable connect Port 195: 0000.0203 lowspeed enable connect Port 196: 0000.0203 lowspeed enable connect Port 197: 0000.0203 lowspeed enable connect Port 198: 0000.0203 lowspeed enable connect Port 199: 0000.0203 lowspeed enable connect Port 200: 0000.0203 lowspeed enable connect Port 201: 0000.0203 lowspeed enable connect Port 202: 0000.0203 lowspeed enable connect Port 203: 0000.0203 lowspeed enable connect Port 204: 0000.0203 lowspeed enable connect Port 205: 0000.0203 lowspeed enable connect Port 206: 0000.0203 lowspeed enable connect Port 207: 0000.0203 lowspeed enable connect Port 208: 0000.0203 lowspeed enable connect Port 209: 0000.0203 lowspeed enable connect Port 210: 0000.0203 lowspeed enable connect Port 211: 0000.0203 lowspeed enable connect Port 212: 0000.0203 lowspeed enable connect Port 213: 0000.0203 lowspeed enable connect Port 214: 0000.0203 lowspeed enable connect Port 215: 0000.0203 lowspeed enable connect Port 216: 0000.0203 lowspeed enable connect Port 217: 0000.0203 lowspeed enable connect Port 218: 0000.0203 lowspeed enable connect Port 219: 0000.0203 lowspeed enable connect Port 220: 0000.0203 lowspeed enable connect Port 221: 0000.0203 lowspeed enable connect Port 222: 0000.0203 lowspeed enable connect Port 223: 0000.0203 lowspeed enable connect Port 224: 0000.0203 lowspeed enable connect Port 225: 0000.0203 lowspeed enable connect Port 226: 0000.0203 lowspeed enable connect Port 227: 0000.0203 lowspeed enable connect Port 228: 0000.0203 lowspeed enable connect Port 229: 0000.0203 lowspeed enable connect Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 43 bNumDeviceCaps 2 SuperSpeed USB Device Capability: bLength 10 bDescriptorType 16 bDevCapabilityType 3 bmAttributes 0x02 Latency Tolerance Messages (LTM) Supported wSpeedsSupported 0x0008 Device can operate at SuperSpeed (5Gbps) bFunctionalitySupport 1 Lowest fully-functional device speed is Full Speed (12Mbps) bU1DevExitLat 0 micro seconds bU2DevExitLat 0 micro seconds ** UNRECOGNIZED: 1c 10 0a 00 23 00 00 00 04 11 00 00 34 00 05 00 b4 00 05 00 35 40 0a 00 b5 40 0a 00 Device Status: 0x0001 Self Powered Bus 003 Device 010: ID 046d:c52b Logitech, Inc. Unifying Receiver Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 32 idVendor 0x046d Logitech, Inc. idProduct 0xc52b Unifying Receiver bcdDevice 24.11 iManufacturer 1 Logitech iProduct 2 USB Receiver iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 84 bNumInterfaces 3 bConfigurationValue 1 iConfiguration 4 RQR24.11_B0036 bmAttributes 0xa0 (Bus Powered) Remote Wakeup MaxPower 98mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 1 Boot Interface Subclass bInterfaceProtocol 1 Keyboard iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 59 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0008 1x 8 bytes bInterval 8 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 1 Boot Interface Subclass bInterfaceProtocol 2 Mouse iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 148 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0008 1x 8 bytes bInterval 2 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 0 No Subclass bInterfaceProtocol 0 None iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 98 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0020 1x 32 bytes bInterval 2 Device Status: 0x0000 (Bus Powered) Bus 003 Device 009: ID 046d:0ada Logitech, Inc. Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x046d Logitech, Inc. idProduct 0x0ada bcdDevice 36.06 iManufacturer 1 Logitech iProduct 2 Zone 900 Receiver iSerial 3 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 218 bNumInterfaces 4 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 96mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 0 iInterface 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 71 bInCollection 2 baInterfaceNr( 0) 1 baInterfaceNr( 1) 2 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 2 bSourceID 1 bControlSize 1 bmaControls( 0) 0x03 Mute Control Volume Control bmaControls( 1) 0x00 bmaControls( 2) 0x00 iFeature 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 3 wTerminalType 0x0402 Headset bAssocTerminal 0 bSourceID 2 iTerminal 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 4 wTerminalType 0x0402 Headset bAssocTerminal 0 bNrChannels 1 wChannelConfig 0x0001 Left Front (L) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 5 bSourceID 4 bControlSize 1 bmaControls( 0) 0x03 Mute Control Volume Control bmaControls( 1) 0x00 iFeature 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 6 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 5 iTerminal 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 6 bDelay 0 frames wFormatTag 1 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 16000 AudioControl Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 2 Decoded PCM samples wLockDelay 0 Decoded PCM samples Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0020 1x 32 bytes bInterval 1 bRefresh 0 bSynchAddress 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 0 frames wFormatTag 1 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 AudioControl Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x81 Sampling Frequency MaxPacketsOnly bLockDelayUnits 2 Decoded PCM samples wLockDelay 0 Decoded PCM samples Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x03 EP 3 OUT bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x00c0 1x 192 bytes bInterval 1 bRefresh 0 bSynchAddress 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 0 No Subclass bInterfaceProtocol 0 None iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 342 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0010 1x 16 bytes bInterval 1 Device Status: 0x0000 (Bus Powered) Bus 003 Device 008: ID 1a40:0101 Terminus Technology Inc. Hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 1 Single TT bMaxPacketSize0 64 idVendor 0x1a40 Terminus Technology Inc. idProduct 0x0101 Hub bcdDevice 1.11 iManufacturer 0 iProduct 1 USB 2.0 Hub iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 25 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 100mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 Full speed (or root) hub iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0001 1x 1 bytes bInterval 12 Hub Descriptor: bLength 9 bDescriptorType 41 nNbrPorts 4 wHubCharacteristic 0x0000 Ganged power switching Ganged overcurrent protection TT think time 8 FS bits bPwrOn2PwrGood 50 * 2 milli seconds bHubContrCurrent 100 milli Ampere DeviceRemovable 0x00 PortPwrCtrlMask 0xff Hub Port Status: Port 1: 0000.0103 power enable connect Port 2: 0000.0103 power enable connect Port 3: 0000.0100 power Port 4: 0000.0100 power Device Qualifier (for other device speed): bLength 10 bDescriptorType 6 bcdUSB 2.00 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 0 Full speed (or root) hub bMaxPacketSize0 64 bNumConfigurations 1 Device Status: 0x0001 Self Powered Bus 003 Device 007: ID 05ac:024f Apple, Inc. Aluminium Keyboard (ANSI) Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x05ac Apple, Inc. idProduct 0x024f Aluminium Keyboard (ANSI) bcdDevice 1.04 iManufacturer 1 Keychron iProduct 2 Keychron K2 iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 59 bNumInterfaces 2 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xa0 (Bus Powered) Remote Wakeup MaxPower 100mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 1 Boot Interface Subclass bInterfaceProtocol 1 Keyboard iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 89 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0008 1x 8 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 1 Boot Interface Subclass bInterfaceProtocol 2 Mouse iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 81 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0010 1x 16 bytes bInterval 1 Device Status: 0x0000 (Bus Powered) Bus 003 Device 006: ID 17ef:30d1 Lenovo Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 ? bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x17ef Lenovo idProduct 0x30d1 bcdDevice 0.42 iManufacturer 1 Lenovo iProduct 2 ThinkPad USB-C Dock Gen2 USB Audio iSerial 3 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 337 bNumInterfaces 4 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 30mA Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 0 bInterfaceCount 3 bFunctionClass 1 Audio bFunctionSubClass 0 bFunctionProtocol 32 iFunction 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 32 iInterface 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 2.00 bCategory 10 wTotalLength 122 bmControl 0x00 AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 10 (CLOCK_SOURCE) bClockID 39 bmAttributes 0x03 Internal programmable Clock bmControls 0x07 Clock Frequency Control (read/write) Clock Validity Control (read-only) bAssocTerminal 0 iClockSource 0 AudioControl Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 33 wTerminalType 0x0201 Microphone bAssocTerminal 0 bCSourceID 39 bNrChannels 1 bmChannelConfig 0x00000001 Front Left (FL) bmControls 0x0004 Connector Control (read-only) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 34 bSourceID 33 bmaControls( 0) 0x00000003 Mute Control (read/write) bmaControls( 1) 0x0000000c Volume Control (read/write) iFeature 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 35 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 34 bCSourceID 39 bmControls 0x0000 iTerminal 0 AudioControl Interface Descriptor: bLength 8 bDescriptorType 36 bDescriptorSubtype 10 (CLOCK_SOURCE) bClockID 40 bmAttributes 0x03 Internal programmable Clock bmControls 0x07 Clock Frequency Control (read/write) Clock Validity Control (read-only) bAssocTerminal 0 iClockSource 0 AudioControl Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 36 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bCSourceID 40 bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) bmControls 0x0000 iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 37 bSourceID 36 bmaControls( 0) 0x00000003 Mute Control (read/write) bmaControls( 1) 0x0000000c Volume Control (read/write) bmaControls( 2) 0x0000000c Volume Control (read/write) iFeature 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 38 wTerminalType 0x0402 Headset bAssocTerminal 0 bSourceID 37 bCSourceID 40 bmControls 0x0004 Connector Control (read-only) iTerminal 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0006 1x 6 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 0 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 35 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 1 bmChannelConfig 0x00000001 Front Left (FL) iChannelNames 0 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bSubslotSize 2 bBitResolution 16 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0060 1x 96 bytes bInterval 1 AudioControl Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 2 Decoded PCM samples wLockDelay 2 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 0 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 36 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bSubslotSize 2 bBitResolution 16 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0180 1x 384 bytes bInterval 1 AudioControl Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 2 Decoded PCM samples wLockDelay 2 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 2 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 32 iInterface 0 AudioStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 36 bmControls 0x00 bFormatType 1 bmFormats 0x00000001 PCM bNrChannels 2 bmChannelConfig 0x00000003 Front Left (FL) Front Right (FR) iChannelNames 0 AudioStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bSubslotSize 3 bBitResolution 24 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0240 1x 576 bytes bInterval 1 AudioControl Endpoint Descriptor: bLength 8 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bmControls 0x00 bLockDelayUnits 2 Decoded PCM samples wLockDelay 2 Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 3 bInterfaceCount 1 bFunctionClass 3 Human Interface Device bFunctionSubClass 0 No Subclass bFunctionProtocol 0 None iFunction 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 0 No Subclass bInterfaceProtocol 0 None iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 56 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0023 1x 35 bytes bInterval 1 Device Status: 0x0000 (Bus Powered) Bus 003 Device 014: ID 04b4:521a Cypress Semiconductor Corp. Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 8 idVendor 0x04b4 Cypress Semiconductor Corp. idProduct 0x521a bcdDevice 0.00 iManufacturer 1 Cypress Semiconductor iProduct 2 USB-I2C Bridge iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 48 bNumInterfaces 2 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 100mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 3 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 3 bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 10 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 5 bInterfaceProtocol 0 iInterface 0 Device Status: 0x0000 (Bus Powered) Bus 003 Device 004: ID 17ef:a395 Lenovo Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 1 Single TT bMaxPacketSize0 64 idVendor 0x17ef Lenovo idProduct 0xa395 bcdDevice 60.70 iManufacturer 10 Lenovo iProduct 11 USB2.0 Hub iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 25 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 100mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 Full speed (or root) hub iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0001 1x 1 bytes bInterval 12 Hub Descriptor: bLength 9 bDescriptorType 41 nNbrPorts 4 wHubCharacteristic 0x00ed Per-port power switching Compound device Per-port overcurrent protection TT think time 32 FS bits Port indicators bPwrOn2PwrGood 50 * 2 milli seconds bHubContrCurrent 100 milli Ampere DeviceRemovable 0x06 PortPwrCtrlMask 0xff Hub Port Status: Port 1: 0000.0103 power enable connect Port 2: 0000.0103 power enable connect Port 3: 0000.0103 power enable connect FIXME: alloc bigger buffer for device capability descriptors Port 4: 0000.0503 highspeed power enable connect Device Qualifier (for other device speed): bLength 10 bDescriptorType 6 bcdUSB 2.00 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 0 Full speed (or root) hub bMaxPacketSize0 64 bNumConfigurations 1 Device Status: 0x0001 Self Powered Bus 003 Device 003: ID 17ef:a394 Lenovo Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 2 TT per port bMaxPacketSize0 64 idVendor 0x17ef Lenovo idProduct 0xa394 bcdDevice d.23 iManufacturer 1 VIA Labs, Inc. iProduct 2 USB2.0 Hub iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 41 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 1 Single TT iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0001 1x 1 bytes bInterval 12 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 2 TT per port iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0001 1x 1 bytes bInterval 12 Hub Descriptor: bLength 9 bDescriptorType 41 nNbrPorts 4 wHubCharacteristic 0x00ed Per-port power switching Compound device Per-port overcurrent protection TT think time 32 FS bits Port indicators bPwrOn2PwrGood 175 * 2 milli seconds bHubContrCurrent 100 milli Ampere DeviceRemovable 0x08 PortPwrCtrlMask 0xff Hub Port Status: Port 1: 0000.0100 power Port 2: 0000.0100 power Port 3: 0000.0503 highspeed power enable connect Port 4: 0000.0100 power Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 73 bNumDeviceCaps 5 Device Status: 0x0001 Self Powered Bus 003 Device 013: ID 2109:2817 VIA Labs, Inc. Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 2 TT per port bMaxPacketSize0 64 idVendor 0x2109 VIA Labs, Inc. idProduct 0x2817 bcdDevice 90.13 iManufacturer 1 VIA Labs, Inc. iProduct 2 USB2.0 Hub iSerial 3 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 41 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 1 Single TT iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0001 1x 1 bytes bInterval 12 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 2 TT per port iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0001 1x 1 bytes bInterval 12 Hub Descriptor: bLength 9 bDescriptorType 41 nNbrPorts 4 wHubCharacteristic 0x00e9 Per-port power switching Per-port overcurrent protection TT think time 32 FS bits Port indicators bPwrOn2PwrGood 175 * 2 milli seconds bHubContrCurrent 100 milli Ampere DeviceRemovable 0x00 PortPwrCtrlMask 0xff Hub Port Status: Port 1: 0000.0100 power Port 2: 0000.0100 power Port 3: 0000.0100 power Port 4: 0000.0100 power Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 42 bNumDeviceCaps 3 USB 2.0 Extension Device Capability: bLength 7 bDescriptorType 16 bDevCapabilityType 2 bmAttributes 0x00000006 Link Power Management (LPM) Supported SuperSpeed USB Device Capability: bLength 10 bDescriptorType 16 bDevCapabilityType 3 bmAttributes 0x00 wSpeedsSupported 0x000e Device can operate at Full Speed (12Mbps) Device can operate at High Speed (480Mbps) Device can operate at SuperSpeed (5Gbps) bFunctionalitySupport 1 Lowest fully-functional device speed is Full Speed (12Mbps) bU1DevExitLat 4 micro seconds bU2DevExitLat 231 micro seconds Container ID Device Capability: bLength 20 bDescriptorType 16 bDevCapabilityType 4 bReserved 0 ContainerID {98714DB4-D598-09EF-AD75-7DB74A89F5E1} Device Status: 0x0001 Self Powered Bus 003 Device 002: ID 17ef:a392 Lenovo Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 2 TT per port bMaxPacketSize0 64 idVendor 0x17ef Lenovo idProduct 0xa392 bcdDevice d.24 iManufacturer 1 VIA Labs, Inc. iProduct 2 USB2.0 Hub iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 41 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType FIXME: alloc bigger buffer for device capability descriptors 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 1 Single TT iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0001 1x 1 bytes bInterval 12 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 2 TT per port iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0001 1x 1 bytes bInterval 12 Hub Descriptor: bLength 9 bDescriptorType 41 nNbrPorts 4 wHubCharacteristic 0x00ed Per-port power switching Compound device Per-port overcurrent protection TT think time 32 FS bits Port indicators bPwrOn2PwrGood 175 * 2 milli seconds bHubContrCurrent 100 milli Ampere DeviceRemovable 0x0a PortPwrCtrlMask 0xff Hub Port Status: Port 1: 0000.0100 power Port 2: 0000.0507 highspeed power suspend enable connect Port 3: 0000.0503 highspeed power enable connect Port 4: 0000.0100 power Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 73 bNumDeviceCaps 5 Device Status: 0x0001 Self Powered Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 1 Single TT bMaxPacketSize0 64 idVendor 0x1d6b Linux Foundation idProduct 0x0002 2.0 root hub bcdDevice 6.01 iManufacturer 3 Linux 6.1.52-valve2-1-neptune-61 xhci-hcd iProduct 2 xHCI Host Controller iSerial 1 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 25 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 Full speed (or root) hub iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0004 1x 4 bytes bInterval 12 Hub Descriptor: bLength 9 bDescriptorType 41 nNbrPorts 1 wHubCharacteristic 0x000a No power switching (usb 1.0) Per-port overcurrent protection TT think time 8 FS bits bPwrOn2PwrGood 10 * 2 milli seconds bHubContrCurrent 0 milli Ampere DeviceRemovable 0x00 PortPwrCtrlMask 0xff Hub Port Status: Port 1: 0000.0503 highspeed power enable connect Device Status: 0x0001 Self Powered