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root@mitysom-am57x:~# lsusb -v
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2
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3
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Bus 001 Device 005: ID 0461:0022 Primax Electronics, Ltd
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4
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Device Descriptor:
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5
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bLength 18
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6
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bDescriptorType 1
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7
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bcdUSB 1.10
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8
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bDeviceClass 0
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9
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bDeviceSubClass 0
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10
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bDeviceProtocol 0
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11
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bMaxPacketSize0 64
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12
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idVendor 0x0461 Primax Electronics, Ltd
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13
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idProduct 0x0022
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14
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bcdDevice 1.00
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15
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iManufacturer 1 NHD
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16
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iProduct 2 Newhaven Display
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17
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iSerial 0
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18
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bNumConfigurations 1
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19
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Configuration Descriptor:
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20
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bLength 9
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21
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bDescriptorType 2
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22
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wTotalLength 0x0022
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23
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bNumInterfaces 1
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24
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bConfigurationValue 1
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25
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iConfiguration 0
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26
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bmAttributes 0xc0
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27
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Self Powered
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28
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MaxPower 100mA
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29
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Interface Descriptor:
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30
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bLength 9
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31
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bDescriptorType 4
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32
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bInterfaceNumber 0
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33
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bAlternateSetting 0
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34
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bNumEndpoints 1
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35
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bInterfaceClass 3 Human Interface Device
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36
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bInterfaceSubClass 1 Boot Interface Subclass
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37
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bInterfaceProtocol 2 Mouse
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38
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iInterface 0
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39
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HID Device Descriptor:
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40
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bLength 9
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41
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bDescriptorType 33
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42
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bcdHID 1.00
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43
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bCountryCode 0 Not supported
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44
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bNumDescriptors 1
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45
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bDescriptorType 34 Report
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46
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wDescriptorLength 52
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47
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Report Descriptors:
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48
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** UNAVAILABLE **
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49
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Endpoint Descriptor:
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50
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bLength 7
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51
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bDescriptorType 5
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52
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bEndpointAddress 0x81 EP 1 IN
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53
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bmAttributes 3
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54
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Transfer Type Interrupt
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55
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Synch Type None
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56
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Usage Type Data
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57
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wMaxPacketSize 0x0008 1x 8 bytes
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58
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bInterval 10
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59
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can't get debug descriptor: Resource temporarily unavailable
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60
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Device Status: 0x0001
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61
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Self Powered
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62
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63
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Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
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64
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Device Descriptor:
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65
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bLength 18
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66
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bDescriptorType 1
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67
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bcdUSB 3.00
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68
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bDeviceClass 9 Hub
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69
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bDeviceSubClass 0
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70
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bDeviceProtocol 3
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71
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bMaxPacketSize0 9
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72
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idVendor 0x1d6b Linux Foundation
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73
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idProduct 0x0003 3.0 root hub
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74
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bcdDevice 4.19
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75
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iManufacturer 3 Linux 4.19.94-g9ce96ed7a5 xhci-hcd
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76
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iProduct 2 xHCI Host Controller
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77
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iSerial 1 xhci-hcd.1.auto
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78
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bNumConfigurations 1
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79
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Configuration Descriptor:
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80
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bLength 9
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81
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bDescriptorType 2
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82
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wTotalLength 0x001f
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83
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bNumInterfaces 1
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84
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bConfigurationValue 1
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85
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iConfiguration 0
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86
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bmAttributes 0xe0
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87
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Self Powered
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88
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Remote Wakeup
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89
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MaxPower 0mA
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90
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Interface Descriptor:
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91
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bLength 9
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92
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bDescriptorType 4
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93
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bInterfaceNumber 0
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94
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bAlternateSetting 0
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95
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bNumEndpoints 1
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96
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bInterfaceClass 9 Hub
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97
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bInterfaceSubClass 0
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98
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bInterfaceProtocol 0 Full speed (or root) hub
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99
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iInterface 0
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100
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Endpoint Descriptor:
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101
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bLength 7
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102
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bDescriptorType 5
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103
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bEndpointAddress 0x81 EP 1 IN
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104
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bmAttributes 3
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105
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Transfer Type Interrupt
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106
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Synch Type None
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107
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Usage Type Data
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108
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wMaxPacketSize 0x0004 1x 4 bytes
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109
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bInterval 12
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110
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bMaxBurst 0
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111
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Hub Descriptor:
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112
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bLength 12
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113
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bDescriptorType 42
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114
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nNbrPorts 1
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115
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wHubCharacteristic 0x0009
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116
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Per-port power switching
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117
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Per-port overcurrent protection
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118
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bPwrOn2PwrGood 10 * 2 milli seconds
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119
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bHubContrCurrent 0 milli Ampere
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120
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bHubDecLat 0.0 micro seconds
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121
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wHubDelay 0 nano seconds
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122
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DeviceRemovable 0x00
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123
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Hub Port Status:
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124
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Port 1: 0000.02a0 5Gbps power Rx.Detect
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125
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Binary Object Store Descriptor:
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126
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bLength 5
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127
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bDescriptorType 15
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128
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wTotalLength 0x000f
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129
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bNumDeviceCaps 1
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130
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SuperSpeed USB Device Capability:
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131
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bLength 10
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132
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bDescriptorType 16
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133
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bDevCapabilityType 3
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134
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bmAttributes 0x02
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135
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Latency Tolerance Messages (LTM) Supported
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136
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wSpeedsSupported 0x0008
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137
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Device can operate at SuperSpeed (5Gbps)
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138
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bFunctionalitySupport 3
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139
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Lowest fully-functional device speed is SuperSpeed (5Gbps)
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140
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bU1DevExitLat 0 micro seconds
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141
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bU2DevExitLat 0 micro seconds
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142
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can't get debug descriptor: Resource temporarily unavailable
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143
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Device Status: 0x0001
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144
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Self Powered
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145
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146
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Bus 001 Device 002: ID 0451:8142 Texas Instruments, Inc. TUSB8041 4-Port Hub
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147
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Device Descriptor:
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148
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bLength 18
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149
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bDescriptorType 1
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150
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bcdUSB 2.10
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151
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bDeviceClass 9 Hub
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152
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bDeviceSubClass 0
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153
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bDeviceProtocol 2 TT per port
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154
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bMaxPacketSize0 64
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155
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idVendor 0x0451 Texas Instruments, Inc.
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156
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idProduct 0x8142 TUSB8041 4-Port Hub
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157
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bcdDevice 1.00
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158
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iManufacturer 0
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159
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iProduct 0
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160
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iSerial 1 6D00005987D0
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161
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bNumConfigurations 1
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162
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Configuration Descriptor:
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163
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bLength 9
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164
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bDescriptorType 2
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165
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wTotalLength 0x0029
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166
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bNumInterfaces 1
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167
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bConfigurationValue 1
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168
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iConfiguration 0
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169
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bmAttributes 0xe0
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170
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Self Powered
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171
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Remote Wakeup
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172
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MaxPower 0mA
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173
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Interface Descriptor:
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174
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bLength 9
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175
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bDescriptorType 4
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176
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bInterfaceNumber 0
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177
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bAlternateSetting 0
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178
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bNumEndpoints 1
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179
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bInterfaceClass 9 Hub
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180
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bInterfaceSubClass 0
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181
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bInterfaceProtocol 1 Single TT
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182
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iInterface 0
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183
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Endpoint Descriptor:
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184
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bLength 7
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185
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bDescriptorType 5
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186
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bEndpointAddress 0x81 EP 1 IN
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187
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bmAttributes 3
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188
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Transfer Type Interrupt
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189
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Synch Type None
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190
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Usage Type Data
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191
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wMaxPacketSize 0x0001 1x 1 bytes
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192
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bInterval 12
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193
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Interface Descriptor:
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194
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bLength 9
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195
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bDescriptorType 4
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196
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bInterfaceNumber 0
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197
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bAlternateSetting 1
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198
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bNumEndpoints 1
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199
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bInterfaceClass 9 Hub
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200
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bInterfaceSubClass 0
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201
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bInterfaceProtocol 2 TT per port
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202
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iInterface 0
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203
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Endpoint Descriptor:
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204
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bLength 7
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205
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bDescriptorType 5
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206
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bEndpointAddress 0x81 EP 1 IN
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207
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bmAttributes 3
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208
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Transfer Type Interrupt
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209
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Synch Type None
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210
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Usage Type Data
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211
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wMaxPacketSize 0x0001 1x 1 bytes
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212
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bInterval 12
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213
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Hub Descriptor:
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214
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bLength 9
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215
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bDescriptorType 41
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216
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nNbrPorts 4
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217
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wHubCharacteristic 0x0009
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218
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Per-port power switching
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219
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Per-port overcurrent protection
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220
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TT think time 8 FS bits
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221
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bPwrOn2PwrGood 50 * 2 milli seconds
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222
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bHubContrCurrent 0 milli Ampere
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223
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DeviceRemovable 0x00
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224
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PortPwrCtrlMask 0xff
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225
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Hub Port Status:
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226
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Port 1: 0000.0100 power
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227
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Port 2: 0000.0103 power enable connect
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228
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Port 3: 0000.0100 power
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229
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Port 4: 0000.0100 power
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230
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Binary Object Store Descriptor:
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231
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bLength 5
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232
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bDescriptorType 15
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233
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wTotalLength 0x002a
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234
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bNumDeviceCaps 3
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235
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USB 2.0 Extension Device Capability:
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236
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bLength 7
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237
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bDescriptorType 16
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238
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bDevCapabilityType 2
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239
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bmAttributes 0x00000006
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240
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BESL Link Power Management (LPM) Supported
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241
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SuperSpeed USB Device Capability:
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242
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bLength 10
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243
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bDescriptorType 16
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244
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bDevCapabilityType 3
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245
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bmAttributes 0x00
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246
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wSpeedsSupported 0x000e
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247
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Device can operate at Full Speed (12Mbps)
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248
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Device can operate at High Speed (480Mbps)
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249
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Device can operate at SuperSpeed (5Gbps)
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250
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bFunctionalitySupport 1
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251
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Lowest fully-functional device speed is Full Speed (12Mbps)
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252
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bU1DevExitLat 10 micro seconds
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253
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bU2DevExitLat 10 micro seconds
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254
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Container ID Device Capability:
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255
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bLength 20
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256
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bDescriptorType 16
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257
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bDevCapabilityType 4
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258
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bReserved 0
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259
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ContainerID {42194002-8a41-1fdf-4117-62fa1f2d0300}
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260
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can't get debug descriptor: Resource temporarily unavailable
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261
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Device Status: 0x0001
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262
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Self Powered
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263
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264
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Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
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265
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Device Descriptor:
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266
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bLength 18
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267
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bDescriptorType 1
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268
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bcdUSB 2.00
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269
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bDeviceClass 9 Hub
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270
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bDeviceSubClass 0
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271
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bDeviceProtocol 1 Single TT
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272
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bMaxPacketSize0 64
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273
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idVendor 0x1d6b Linux Foundation
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274
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idProduct 0x0002 2.0 root hub
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275
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bcdDevice 4.19
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276
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iManufacturer 3 Linux 4.19.94-g9ce96ed7a5 xhci-hcd
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277
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iProduct 2 xHCI Host Controller
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278
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iSerial 1 xhci-hcd.1.auto
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279
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bNumConfigurations 1
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280
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Configuration Descriptor:
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281
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bLength 9
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282
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bDescriptorType 2
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283
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wTotalLength 0x0019
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284
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bNumInterfaces 1
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285
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bConfigurationValue 1
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286
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iConfiguration 0
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287
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bmAttributes 0xe0
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288
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Self Powered
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289
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Remote Wakeup
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290
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MaxPower 0mA
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291
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Interface Descriptor:
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292
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bLength 9
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293
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bDescriptorType 4
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294
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bInterfaceNumber 0
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295
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bAlternateSetting 0
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296
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bNumEndpoints 1
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297
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bInterfaceClass 9 Hub
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298
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bInterfaceSubClass 0
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299
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bInterfaceProtocol 0 Full speed (or root) hub
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300
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iInterface 0
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301
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Endpoint Descriptor:
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302
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bLength 7
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303
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bDescriptorType 5
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304
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bEndpointAddress 0x81 EP 1 IN
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305
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bmAttributes 3
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306
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Transfer Type Interrupt
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307
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Synch Type None
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308
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Usage Type Data
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309
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wMaxPacketSize 0x0004 1x 4 bytes
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310
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bInterval 12
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311
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Hub Descriptor:
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312
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bLength 9
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313
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bDescriptorType 41
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314
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nNbrPorts 1
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315
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wHubCharacteristic 0x0009
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316
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Per-port power switching
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317
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Per-port overcurrent protection
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318
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TT think time 8 FS bits
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319
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bPwrOn2PwrGood 10 * 2 milli seconds
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320
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bHubContrCurrent 0 milli Ampere
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321
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DeviceRemovable 0x00
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322
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PortPwrCtrlMask 0xff
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323
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Hub Port Status:
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324
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Port 1: 0000.0503 highspeed power enable connect
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325
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can't get device qualifier: Resource temporarily unavailable
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326
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can't get debug descriptor: Resource temporarily unavailable
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327
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Device Status: 0x0001
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328
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Self Powered
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