=== wifi crash dmesg === [71796.816719] ath10k_pci 0000:02:00.0: Copy Engine register dump: [71796.948116] ath10k_pci 0000:02:00.0: [00]: 0x00034400 4294967295 4294967295 4294967295 4294967295 [71797.079405] ath10k_pci 0000:02:00.0: [01]: 0x00034800 4294967295 4294967295 4294967295 4294967295 [71797.210674] ath10k_pci 0000:02:00.0: [02]: 0x00034c00 4294967295 4294967295 4294967295 4294967295 [71797.342201] ath10k_pci 0000:02:00.0: [03]: 0x00035000 4294967295 4294967295 4294967295 4294967295 [71797.473820] ath10k_pci 0000:02:00.0: [04]: 0x00035400 4294967295 4294967295 4294967295 4294967295 [71797.605363] ath10k_pci 0000:02:00.0: [05]: 0x00035800 4294967295 4294967295 4294967295 4294967295 [71797.736571] ath10k_pci 0000:02:00.0: [06]: 0x00035c00 4294967295 4294967295 4294967295 4294967295 [71797.867871] ath10k_pci 0000:02:00.0: [07]: 0x00036000 4294967295 4294967295 4294967295 4294967295 [71797.867879] ath10k_pci 0000:02:00.0: failed to reset chip: -5 [71797.867880] ath10k_pci 0000:02:00.0: Could not init hif: -5 [71943.061773] ath10k_warn: 129 callbacks suppressed [71943.061780] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0x00000000 at 0x00034400: -110 [71943.094361] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0x00000000 at 0x00034404: -110 [71943.126893] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x00034410: -110 [71943.159711] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0xffff0000 at 0x00034410: -110 [71943.192603] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x0003444c: -110 [71943.225236] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0xffff0000 at 0x0003444c: -110 [71943.258144] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0x00000000 at 0x00034408: -110 [71943.291016] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0x00000000 at 0x0003440c: -110 [71943.323662] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x00034450: -110 [71943.356466] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0xffff0000 at 0x00034450: -110 [71949.822995] cfg80211: Loading compiled-in X.509 certificates for regulatory database [71949.823478] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [71949.869479] ath10k_pci 0000:02:00.0: Refused to change power state, currently in D3 [71949.902379] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0x00000000 at 0x00034400: -110 [71949.935060] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0x00000000 at 0x00034404: -110 [71949.967859] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x00034410: -110 [71950.000642] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0xffff0000 at 0x00034410: -110 [71950.033455] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x0003444c: -110 [71950.066269] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0xffff0000 at 0x0003444c: -110 [71950.099316] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0x00000000 at 0x00034408: -110 [71950.132322] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0x00000000 at 0x0003440c: -110 [71950.165167] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x00034450: -110 [71950.198099] ath10k_pci 0000:02:00.0: failed to wake target for write32 of 0xffff0000 at 0x00034450: -110 [71954.265943] ath10k_pci 0000:02:00.0: pci irq legacy oper_irq_mode 1 irq_mode 0 reset_mode 0 [71954.912456] ath10k_warn: 141 callbacks suppressed [71954.912461] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x0003a028: -110 [71954.945221] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x0003a028: -110 [71954.978094] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x0003a028: -110 [71955.010906] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x0003a028: -110 [71955.043856] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x0003a028: -110 [71955.076832] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x0003a028: -110 [71955.109625] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x0003a028: -110 [71955.142361] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x0003a028: -110 [71955.175319] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x0003a028: -110 [71955.208302] ath10k_pci 0000:02:00.0: failed to wake target for read32 at 0x0003a028: -110 [71957.596454] ath10k_pci 0000:02:00.0: failed to read device register, device is gone [71957.596458] ath10k_pci 0000:02:00.0: failed to reset chip: -5 [71957.629578] ath10k_pci: probe of 0000:02:00.0 failed with error -5 === PCI devices === 00:00.0 Host bridge: Intel Corporation Xeon E3-1200 v6/7th Gen Core Processor Host Bridge/DRAM Registers (rev 08) Subsystem: Dell Xeon E3-1200 v6/7th Gen Core Processor Host Bridge/DRAM Registers Flags: bus master, fast devsel, latency 0 Capabilities: [e0] Vendor Specific Information: Len=10 00:02.0 VGA compatible controller: Intel Corporation UHD Graphics 620 (rev 07) (prog-if 00 [VGA controller]) Subsystem: Dell UHD Graphics 620 Flags: bus master, fast devsel, latency 0, IRQ 125 Memory at db000000 (64-bit, non-prefetchable) [size=16M] Memory at 50000000 (64-bit, prefetchable) [size=256M] I/O ports at f000 [size=64] [virtual] Expansion ROM at 000c0000 [disabled] [size=128K] Capabilities: [40] Vendor Specific Information: Len=0c Capabilities: [70] Express Root Complex Integrated Endpoint, MSI 00 Capabilities: [ac] MSI: Enable+ Count=1/1 Maskable- 64bit- Capabilities: [d0] Power Management version 2 Capabilities: [100] Process Address Space ID (PASID) Capabilities: [200] Address Translation Service (ATS) Capabilities: [300] Page Request Interface (PRI) Kernel driver in use: i915 Kernel modules: i915 00:04.0 Signal processing controller: Intel Corporation Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem (rev 08) Subsystem: Dell Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem Flags: fast devsel, IRQ 16 Memory at dc420000 (64-bit, non-prefetchable) [size=32K] Capabilities: [90] MSI: Enable- Count=1/1 Maskable- 64bit- Capabilities: [d0] Power Management version 3 Capabilities: [e0] Vendor Specific Information: Len=0c Kernel driver in use: proc_thermal Kernel modules: processor_thermal_device 00:14.0 USB controller: Intel Corporation Sunrise Point-LP USB 3.0 xHCI Controller (rev 21) (prog-if 30 [XHCI]) Subsystem: Dell Sunrise Point-LP USB 3.0 xHCI Controller Flags: bus master, medium devsel, latency 0, IRQ 122 Memory at dc410000 (64-bit, non-prefetchable) [size=64K] Capabilities: [70] Power Management version 2 Capabilities: [80] MSI: Enable+ Count=1/8 Maskable- 64bit+ Kernel driver in use: xhci_hcd 00:14.2 Signal processing controller: Intel Corporation Sunrise Point-LP Thermal subsystem (rev 21) Subsystem: Dell Sunrise Point-LP Thermal subsystem Flags: fast devsel, IRQ 18 Memory at dc434000 (64-bit, non-prefetchable) [size=4K] Capabilities: [50] Power Management version 3 Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit- Kernel driver in use: intel_pch_thermal Kernel modules: intel_pch_thermal 00:15.0 Signal processing controller: Intel Corporation Sunrise Point-LP Serial IO I2C Controller #0 (rev 21) Subsystem: Dell Sunrise Point-LP Serial IO I2C Controller Flags: bus master, fast devsel, latency 0, IRQ 16 Memory at dc433000 (64-bit, non-prefetchable) [size=4K] Capabilities: [80] Power Management version 3 Capabilities: [90] Vendor Specific Information: Len=14 Kernel driver in use: intel-lpss Kernel modules: intel_lpss_pci 00:15.1 Signal processing controller: Intel Corporation Sunrise Point-LP Serial IO I2C Controller #1 (rev 21) Subsystem: Dell Sunrise Point-LP Serial IO I2C Controller Flags: bus master, fast devsel, latency 0, IRQ 17 Memory at dc432000 (64-bit, non-prefetchable) [size=4K] Capabilities: [80] Power Management version 3 Capabilities: [90] Vendor Specific Information: Len=14 Kernel driver in use: intel-lpss Kernel modules: intel_lpss_pci 00:16.0 Communication controller: Intel Corporation Sunrise Point-LP CSME HECI #1 (rev 21) Subsystem: Dell Sunrise Point-LP CSME HECI Flags: bus master, fast devsel, latency 0, IRQ 134 Memory at dc431000 (64-bit, non-prefetchable) [size=4K] Capabilities: [50] Power Management version 3 Capabilities: [8c] MSI: Enable+ Count=1/1 Maskable- 64bit+ Kernel driver in use: mei_me Kernel modules: mei_me 00:1c.0 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port #1 (rev f1) (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0, IRQ 16 Bus: primary=00, secondary=01, subordinate=01, sec-latency=0 Memory behind bridge: dc300000-dc3fffff Capabilities: [40] Express Root Port (Slot+), MSI 00 Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit- Capabilities: [90] Subsystem: Dell Sunrise Point-LP PCI Express Root Port Capabilities: [a0] Power Management version 3 Capabilities: [100] Advanced Error Reporting Capabilities: [140] Access Control Services Capabilities: [200] L1 PM Substates Capabilities: [220] #19 Kernel driver in use: pcieport Kernel modules: shpchp 00:1c.2 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port #3 (rev f1) (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0, IRQ 18 Bus: primary=00, secondary=02, subordinate=02, sec-latency=0 Memory behind bridge: dc000000-dc1fffff Capabilities: [40] Express Root Port (Slot+), MSI 00 Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit- Capabilities: [90] Subsystem: Dell Sunrise Point-LP PCI Express Root Port Capabilities: [a0] Power Management version 3 Capabilities: [100] Advanced Error Reporting Capabilities: [140] Access Control Services Capabilities: [200] L1 PM Substates Capabilities: [220] #19 Kernel driver in use: pcieport Kernel modules: shpchp 00:1c.4 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port #5 (rev f1) (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0, IRQ 16 Bus: primary=00, secondary=03, subordinate=6d, sec-latency=0 I/O behind bridge: 00002000-00002fff Memory behind bridge: ac000000-da0fffff Prefetchable memory behind bridge: 0000000060000000-00000000a9ffffff Capabilities: [40] Express Root Port (Slot+), MSI 00 Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit- Capabilities: [90] Subsystem: Dell Sunrise Point-LP PCI Express Root Port Capabilities: [a0] Power Management version 3 Capabilities: [100] Advanced Error Reporting Capabilities: [140] Access Control Services Capabilities: [220] #19 Kernel driver in use: pcieport Kernel modules: shpchp 00:1d.0 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port #9 (rev f1) (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0, IRQ 16 Bus: primary=00, secondary=6e, subordinate=6e, sec-latency=0 Memory behind bridge: dc200000-dc2fffff Capabilities: [40] Express Root Port (Slot+), MSI 00 Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit- Capabilities: [90] Subsystem: Dell Sunrise Point-LP PCI Express Root Port Capabilities: [a0] Power Management version 3 Capabilities: [100] Advanced Error Reporting Capabilities: [140] Access Control Services Capabilities: [200] L1 PM Substates Capabilities: [220] #19 Kernel driver in use: pcieport Kernel modules: shpchp 00:1f.0 ISA bridge: Intel Corporation Intel(R) 100 Series Chipset Family LPC Controller/eSPI Controller - 9D4E (rev 21) Subsystem: Dell Device 07e6 Flags: bus master, fast devsel, latency 0 00:1f.2 Memory controller: Intel Corporation Sunrise Point-LP PMC (rev 21) Subsystem: Dell Sunrise Point-LP PMC Flags: fast devsel Memory at dc42c000 (32-bit, non-prefetchable) [disabled] [size=16K] 00:1f.3 Audio device: Intel Corporation Sunrise Point-LP HD Audio (rev 21) (prog-if 80) Subsystem: Dell Sunrise Point-LP HD Audio Flags: bus master, fast devsel, latency 32, IRQ 135 Memory at dc428000 (64-bit, non-prefetchable) [size=16K] Memory at dc400000 (64-bit, non-prefetchable) [size=64K] Capabilities: [50] Power Management version 3 Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+ Kernel driver in use: snd_hda_intel Kernel modules: snd_hda_intel, snd_soc_skl 00:1f.4 SMBus: Intel Corporation Sunrise Point-LP SMBus (rev 21) Subsystem: Dell Sunrise Point-LP SMBus Flags: medium devsel, IRQ 255 Memory at dc430000 (64-bit, non-prefetchable) [size=256] I/O ports at f040 [size=32] Kernel modules: i2c_i801 01:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS525A PCI Express Card Reader (rev 01) Subsystem: Dell RTS525A PCI Express Card Reader Flags: bus master, fast devsel, latency 0, IRQ 123 Memory at dc300000 (32-bit, non-prefetchable) [size=4K] Capabilities: [80] Power Management version 3 Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit+ Capabilities: [b0] Express Endpoint, MSI 00 Capabilities: [100] Advanced Error Reporting Capabilities: [148] Device Serial Number 00-00-00-01-00-4c-e0-00 Capabilities: [158] Latency Tolerance Reporting Capabilities: [160] L1 PM Substates Kernel driver in use: rtsx_pci Kernel modules: rtsx_pci 02:00.0 Network controller: Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter (rev 32) Subsystem: Bigfoot Networks, Inc. Killer 1435 Wireless-AC Flags: bus master, fast devsel, latency 0, IRQ 133 Memory at dc000000 (64-bit, non-prefetchable) [size=2M] Capabilities: [40] Power Management version 3 Capabilities: [50] MSI: Enable+ Count=1/8 Maskable+ 64bit- Capabilities: [70] Express Endpoint, MSI 00 Capabilities: [100] Advanced Error Reporting Capabilities: [148] Virtual Channel Capabilities: [168] Device Serial Number 00-00-00-00-00-00-00-00 Capabilities: [178] Latency Tolerance Reporting Capabilities: [180] L1 PM Substates Kernel driver in use: ath10k_pci Kernel modules: ath10k_pci 6e:00.0 Non-Volatile memory controller: SK hynix Device 1527 (prog-if 02 [NVM Express]) Subsystem: SK hynix Device 1527 Flags: bus master, fast devsel, latency 0, IRQ 16, NUMA node 0 Memory at dc200000 (64-bit, non-prefetchable) [size=16K] Capabilities: [40] Power Management version 3 Capabilities: [70] Express Endpoint, MSI 00 Capabilities: [b0] MSI-X: Enable+ Count=19 Masked- Capabilities: [100] Advanced Error Reporting Capabilities: [148] Device Serial Number 00-00-00-00-00-00-00-00 Capabilities: [158] Power Budgeting Capabilities: [168] Alternative Routing-ID Interpretation (ARI) Capabilities: [178] #19 Capabilities: [2b8] Latency Tolerance Reporting Capabilities: [2c0] L1 PM Substates Kernel driver in use: nvme Kernel modules: nvme === USB devices === Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 3.00 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 3 bMaxPacketSize0 9 idVendor 0x1d6b Linux Foundation idProduct 0x0003 3.0 root hub bcdDevice 4.15 iManufacturer 3 Linux 4.15.0-36-generic xhci-hcd iProduct 2 xHCI Host Controller iSerial 1 0000:00:14.0 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 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0004 1x 4 bytes bInterval 12 bMaxBurst 0 Hub Descriptor: bLength 12 bDescriptorType 42 nNbrPorts 6 wHubCharacteristic 0x000a No power switching (usb 1.0) Per-port overcurrent protection bPwrOn2PwrGood 10 * 2 milli seconds bHubContrCurrent 0 milli Ampere bHubDecLat 0.0 micro seconds wHubDelay 0 nano seconds DeviceRemovable 0x00 Hub Port Status: Port 1: 0000.02a0 5Gbps power Rx.Detect Port 2: 0000.02a0 5Gbps power Rx.Detect Port 3: 0000.02a0 5Gbps power Rx.Detect Port 4: 0000.02a0 5Gbps power Rx.Detect Port 5: 0000.02a0 5Gbps power Rx.Detect Port 6: 0000.02a0 5Gbps power Rx.Detect Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 15 bNumDeviceCaps 1 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 3 Lowest fully-functional device speed is SuperSpeed (5Gbps) bU1DevExitLat 10 micro seconds bU2DevExitLat 512 micro seconds Device Status: 0x0001 Self Powered Bus 001 Device 003: ID 0489:e0a2 Foxconn / Hon Hai Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 224 Wireless bDeviceSubClass 1 Radio Frequency bDeviceProtocol 1 Bluetooth bMaxPacketSize0 64 idVendor 0x0489 Foxconn / Hon Hai idProduct 0xe0a2 bcdDevice 0.01 iManufacturer 0 iProduct 0 iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 177 bNumInterfaces 2 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower 100mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 3 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth 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 0x0010 1x 16 bytes bInterval 1 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 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 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 0 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 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 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 2 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 0 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 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 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 2 bNumEndpoints 2 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 0 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 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 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 3 bNumEndpoints 2 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 0 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 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 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 4 bNumEndpoints 2 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 0 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 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 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 5 bNumEndpoints 2 bInterfaceClass 224 Wireless bInterfaceSubClass 1 Radio Frequency bInterfaceProtocol 1 Bluetooth iInterface 0 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 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 Device Status: 0x0001 Self Powered Bus 001 Device 002: ID 0bda:58f4 Realtek Semiconductor Corp. Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.01 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 ? bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x0bda Realtek Semiconductor Corp. idProduct 0x58f4 bcdDevice 72.79 iManufacturer 3 CN0FFMHCLOG0083FBA1GA01 iProduct 1 Integrated_Webcam_HD iSerial 2 200901010001 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 1088 bNumInterfaces 4 bConfigurationValue 1 iConfiguration 4 USB Camera bmAttributes 0x80 (Bus Powered) MaxPower 500mA ** UNRECOGNIZED: 28 ff 42 49 53 54 00 01 06 07 10 00 00 00 00 00 01 08 f4 01 02 09 f4 01 03 0a f4 01 04 0b f4 01 05 0c f4 01 06 0d e8 03 Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 0 bInterfaceCount 2 bFunctionClass 14 Video bFunctionSubClass 3 Video Interface Collection bFunctionProtocol 0 iFunction 5 Integrated Webcam Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 1 Video Control bInterfaceProtocol 1 iInterface 5 Integrated Webcam VideoControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdUVC 1.50 wTotalLength 138 dwClockFrequency 15.000000MHz bInCollection 1 baInterfaceNr( 0) 1 VideoControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0201 Camera Sensor bAssocTerminal 0 iTerminal 0 wObjectiveFocalLengthMin 0 wObjectiveFocalLengthMax 0 wOcularFocalLength 0 bControlSize 3 bmControls 0x0000000e Auto-Exposure Mode Auto-Exposure Priority Exposure Time (Absolute) VideoControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 5 (PROCESSING_UNIT) bUnitID 2 bSourceID 1 wMaxMultiplier 0 bControlSize 3 bmControls 0x0000177f Brightness Contrast Hue Saturation Sharpness Gamma White Balance Temperature Backlight Compensation Gain Power Line Frequency White Balance Temperature, Auto iProcessing 0 bmVideoStandards 0x 0 VideoControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 3 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 6 iTerminal 0 VideoControl Interface Descriptor: bLength 27 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 4 guidExtensionCode {8ca72912-b447-9440-b0ce-db07386fb938} bNumControl 2 bNrPins 1 baSourceID( 0) 7 bControlSize 2 bmControls( 0) 0x00 bmControls( 1) 0x06 iExtension 0 VideoControl Interface Descriptor: bLength 29 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 7 guidExtensionCode {c385b80f-c268-4745-90f7-8f47579d95fc} bNumControl 0 bNrPins 1 baSourceID( 0) 2 bControlSize 4 bmControls( 0) 0x0f bmControls( 1) 0x00 bmControls( 2) 0x00 bmControls( 3) 0x00 iExtension 0 VideoControl Interface Descriptor: bLength 29 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 6 guidExtensionCode {5a10b826-1307-7048-979d-da79444bb68e} bNumControl 8 bNrPins 1 baSourceID( 0) 4 bControlSize 4 bmControls( 0) 0x3f bmControls( 1) 0x00 bmControls( 2) 0x14 bmControls( 3) 0x00 iExtension 7 Integrated_Webcam_HD 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 6 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 VideoStreaming Interface Descriptor: bLength 15 bDescriptorType 36 bDescriptorSubtype 1 (INPUT_HEADER) bNumFormats 2 wTotalLength 409 bEndPointAddress 129 bmInfo 0 bTerminalLink 3 bStillCaptureMethod 2 bTriggerSupport 1 bTriggerUsage 0 bControlSize 1 bmaControls( 0) 11 bmaControls( 1) 11 VideoStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 6 (FORMAT_MJPEG) bFormatIndex 1 bNumFrameDescriptors 4 bFlags 1 Fixed-size samples: Yes bDefaultFrameIndex 1 bAspectRatioX 0 bAspectRatioY 0 bmInterlaceFlags 0x00 Interlaced stream or variable: No Fields per frame: 1 fields Field 1 first: No Field pattern: Field 1 only bCopyProtect 0 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 480 dwMinBitRate 147456000 dwMaxBitRate 147456000 dwMaxVideoFrameBufferSize 614400 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 848 wHeight 480 dwMinBitRate 195379200 dwMaxBitRate 195379200 dwMaxVideoFrameBufferSize 814080 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 3 bmCapabilities 0x00 Still image unsupported wWidth 960 wHeight 540 dwMinBitRate 248832000 dwMaxBitRate 248832000 dwMaxVideoFrameBufferSize 1036800 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 4 bmCapabilities 0x00 Still image unsupported wWidth 1280 wHeight 720 dwMinBitRate 442368000 dwMaxBitRate 442368000 dwMaxVideoFrameBufferSize 1843200 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 22 bDescriptorType 36 bDescriptorSubtype 3 (STILL_IMAGE_FRAME) bEndpointAddress 0 bNumImageSizePatterns 4 wWidth( 0) 1280 wHeight( 0) 720 wWidth( 1) 960 wHeight( 1) 540 wWidth( 2) 848 wHeight( 2) 480 wWidth( 3) 640 wHeight( 3) 480 bNumCompressionPatterns 4 VideoStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 13 (COLORFORMAT) bColorPrimaries 1 (BT.709,sRGB) bTransferCharacteristics 1 (BT.709) bMatrixCoefficients 4 (SMPTE 170M (BT.601)) VideoStreaming Interface Descriptor: bLength 27 bDescriptorType 36 bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED) bFormatIndex 2 bNumFrameDescriptors 6 guidFormat {59555932-0000-1000-8000-00aa00389b71} bBitsPerPixel 16 bDefaultFrameIndex 1 bAspectRatioX 0 bAspectRatioY 0 bmInterlaceFlags 0x00 Interlaced stream or variable: No Fields per frame: 2 fields Field 1 first: No Field pattern: Field 1 only bCopyProtect 0 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 480 dwMinBitRate 147456000 dwMaxBitRate 147456000 dwMaxVideoFrameBufferSize 614400 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 360 dwMinBitRate 110592000 dwMaxBitRate 110592000 dwMaxVideoFrameBufferSize 460800 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 3 bmCapabilities 0x00 Still image unsupported wWidth 424 wHeight 240 dwMinBitRate 48844800 dwMaxBitRate 48844800 dwMaxVideoFrameBufferSize 203520 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 4 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 240 dwMinBitRate 36864000 dwMaxBitRate 36864000 dwMaxVideoFrameBufferSize 153600 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 5 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 180 dwMinBitRate 27648000 dwMaxBitRate 27648000 dwMaxVideoFrameBufferSize 115200 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 6 bmCapabilities 0x00 Still image unsupported wWidth 160 wHeight 120 dwMinBitRate 9216000 dwMaxBitRate 9216000 dwMaxVideoFrameBufferSize 38400 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 22 bDescriptorType 36 bDescriptorSubtype 3 (STILL_IMAGE_FRAME) bEndpointAddress 0 bNumImageSizePatterns 4 wWidth( 0) 1280 wHeight( 0) 720 wWidth( 1) 960 wHeight( 1) 540 wWidth( 2) 848 wHeight( 2) 480 wWidth( 3) 640 wHeight( 3) 480 bNumCompressionPatterns 4 VideoStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 13 (COLORFORMAT) bColorPrimaries 1 (BT.709,sRGB) bTransferCharacteristics 1 (BT.709) bMatrixCoefficients 4 (SMPTE 170M (BT.601)) Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 2 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0a40 2x 576 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 3 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0ba2 2x 930 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 4 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0c00 2x 1024 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 5 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x12ea 3x 746 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 6 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x13aa 3x 938 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 7 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x1400 3x 1024 bytes bInterval 1 Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 2 bInterfaceCount 2 bFunctionClass 14 Video bFunctionSubClass 3 Video Interface Collection bFunctionProtocol 0 iFunction 6 Integrated Webcam Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 1 Video Control bInterfaceProtocol 1 iInterface 5 Integrated Webcam VideoControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdUVC 1.50 wTotalLength 105 dwClockFrequency 15.000000MHz bInCollection 1 baInterfaceNr( 0) 3 VideoControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 11 wTerminalType 0x0201 Camera Sensor bAssocTerminal 0 iTerminal 0 wObjectiveFocalLengthMin 0 wObjectiveFocalLengthMax 0 wOcularFocalLength 0 bControlSize 3 bmControls 0x00200000 VideoControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 5 (PROCESSING_UNIT) bUnitID 9 bSourceID 11 wMaxMultiplier 0 bControlSize 3 bmControls 0x00000000 iProcessing 0 bmVideoStandards 0x 0 VideoControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 8 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 10 iTerminal 0 VideoControl Interface Descriptor: bLength 25 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 12 guidExtensionCode {73dab545-c123-3d4a-a368-610f078c4397} bNumControl 0 bNrPins 1 baSourceID( 0) 9 bControlSize 0 iExtension 0 VideoControl Interface Descriptor: bLength 27 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 10 guidExtensionCode {8ca72912-b447-9440-b0ce-db07386fb938} bNumControl 2 bNrPins 1 baSourceID( 0) 12 bControlSize 2 bmControls( 0) 0x00 bmControls( 1) 0x06 iExtension 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x85 EP 5 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0010 1x 16 bytes bInterval 6 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 0 VideoStreaming Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 1 (INPUT_HEADER) bNumFormats 1 wTotalLength 87 bEndPointAddress 130 bmInfo 0 bTerminalLink 8 bStillCaptureMethod 2 bTriggerSupport 1 bTriggerUsage 0 bControlSize 1 bmaControls( 0) 27 VideoStreaming Interface Descriptor: bLength 27 bDescriptorType 36 bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED) bFormatIndex 1 bNumFrameDescriptors 1 guidFormat {32000000-0200-1000-8000-00aa00389b71} bBitsPerPixel 8 bDefaultFrameIndex 1 bAspectRatioX 0 bAspectRatioY 0 bmInterlaceFlags 0x00 Interlaced stream or variable: No Fields per frame: 2 fields Field 1 first: No Field pattern: Field 1 only bCopyProtect 0 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 340 wHeight 340 dwMinBitRate 55488000 dwMaxBitRate 55488000 dwMaxVideoFrameBufferSize 115600 dwDefaultFrameInterval 166666 bFrameIntervalType 1 dwFrameInterval( 0) 166666 VideoStreaming Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 3 (STILL_IMAGE_FRAME) bEndpointAddress 0 bNumImageSizePatterns 1 wWidth( 0) 640 wHeight( 0) 480 bNumCompressionPatterns 1 VideoStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 13 (COLORFORMAT) bColorPrimaries 1 (BT.709,sRGB) bTransferCharacteristics 1 (BT.709) bMatrixCoefficients 4 (SMPTE 170M (BT.601)) Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 2 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0a40 2x 576 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 3 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0ba2 2x 930 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 4 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0c00 2x 1024 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 5 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x12ea 3x 746 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 6 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x13aa 3x 938 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 7 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x1400 3x 1024 bytes bInterval 1 Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 53 bNumDeviceCaps 2 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 4.15 iManufacturer 3 Linux 4.15.0-36-generic xhci-hcd iProduct 2 xHCI Host Controller iSerial 1 0000:00:14.0 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 11 bDescriptorType 41 nNbrPorts 12 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 0xa0 0x04 PortPwrCtrlMask 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: 0000.0503 highspeed power enable connect Port 6: 0000.0100 power Port 7: 0000.0103 power enable connect Port 8: 0000.0100 power Port 9: 0000.0100 power Port 10: 0000.0100 power Port 11: 0000.0100 power Port 12: 0000.0100 power Device Status: 0x0001 Self Powered