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 6.00 iManufacturer 3 Linux 6.0.12-100.fc35.x86_64 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 208 bDescriptorType 31 nNbrPorts 66 wHubCharacteristic 0xfd62 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 0x71 0x5e 0xa7 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 loFIXME: alloc bigger buffer for device capability descriptors wspeed Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 59 bNumDeviceCaps 2 Device Status: 0x0001 Self Powered Bus 001 Device 004: ID 046d:c077 Logitech, Inc. M105 Optical Mouse Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 8 idVendor 0x046d Logitech, Inc. idProduct 0xc077 M105 Optical Mouse bcdDevice 72.00 iManufacturer 1 Logitech iProduct 2 USB Optical Mouse iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 34 bNumInterfaces 1 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 2 Mouse iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 46 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 0x0004 1x 4 bytes bInterval 10 Device Status: 0x0000 (Bus Powered) Bus 001 Device 003: ID 046d:c33a Logitech, Inc. G413 Gaming Keyboard 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 0xc33a G413 Gaming Keyboard bcdDevice 14.00 iManufacturer 1 Logitech iProduct 2 G413 Carbon Mechanical Gaming Keyboard iSerial 3 ... bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 59 bNumInterfaces 2 bConfigurationValue 1 iConfiguration 4 U114.00_B0008 bmAttributes 0xa0 (Bus Powered) Remote Wakeup 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 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 1 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 119 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 0x0040 1x 64 bytes bInterval 1 Device Status: 0x0000 (Bus Powered) Bus 001 Device 002: ID 05e3:0608 Genesys Logic, Inc. Hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 1 Single TT bMaxPacketSize0 64 idVendor 0x05e3 Genesys Logic, Inc. idProduct 0x0608 Hub bcdDevice 60.70 iManufacturer 0 iProduct 1 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 0x00e0 Ganged power switching Ganged overcurrent protection TT think time 32 FS bits Port indicators bPwrOn2PwrGood 50 * 2 milli seconds bHubContrCurrent 100 milli Ampere DeviceRemovable 0x00 PortPwrCtrlMask 0xff Hub Port Status: Port 1: 0000.0100 power Port 2: 0000.0103 power enable connect Port 3: 0000.0303 lowspeed power enable connect 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 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 6.00 iManufacturer 3 Linux 6.0.12-100.fc35.x86_64 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 13 bDescriptorType 41 nNbrPorts 16 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 0x00 0x00 PortPwrCtrlMask 0xff 0xff 0xff Hub Port Status: Port 1: 0000.0100 power Port 2: 0000.0100 power Port 3: 0000.0100 power Port 4: 0000.0100 power Port 5: 0000.0100 power Port 6: 0000.0100 power Port 7: 0000.0100 power Port 8: 0000.0100 power Port 9: 0000.0503 highspeed power enable connect Port 10: 0000.0100 power Port 11: 0000.0100 power Port 12: 0000.0100 power Port 13: 0000.0100 power Port 14: 0000.0100 power Port 15: 0000.0100 power Port 16: 0000.0100 power Device Status: 0x0001 Self Powered