# export USB_DEBUG=5
# /usr/local/ups/bin/usbhid-ups -a CP550SLG -DDDDD
Network UPS Tools - Generic HID driver 0.34 (2.4.3)
USB communication driver 0.31
0.000000 debug level is '5'
0.000426 upsdrv_initups...
usb_set_debug: Setting debugging level to 5 (on)
usb_os_init: Found USB VFS at /dev/bus/usb
usb_os_find_busses: Found 001
usb_os_find_busses: Found 002
usb_os_find_devices: couldn't get connect info
usb_os_find_devices: Found 001 on 001
error obtaining child information: Operation not permitted
usb_os_find_devices: couldn't get connect info
usb_os_find_devices: Found 082 on 002
skipped 1 class/vendor specific interface descriptors
usb_os_find_devices: couldn't get connect info
usb_os_find_devices: Found 003 on 002
skipped 1 class/vendor specific interface descriptors
skipped 1 class/vendor specific interface descriptors
usb_os_find_devices: couldn't get connect info
usb_os_find_devices: Found 001 on 002
error obtaining child information: Operation not permitted
error obtaining child information: Operation not permitted
error obtaining child information: Operation not permitted
0.000667 Checking device (1D6B/0002) (001/001)
USB error: error sending control message: Operation not permitted
USB error: error sending control message: Operation not permitted
USB error: error sending control message: Operation not permitted
0.000694 - VendorID: 1d6b
0.000700 - ProductID: 0002
0.000705 - Manufacturer: unknown
0.000710 - Product: unknown
0.000714 - Serial Number: unknown
0.000720 - Bus: 001
0.000724 Trying to match device
0.000738 Device does not match - skipping
0.000745 Checking device (0764/0501) (002/082)
USB error: error sending control message: Operation not permitted
USB error: error sending control message: Operation not permitted
0.000765 - VendorID: 0764
0.000770 - ProductID: 0501
0.000775 - Manufacturer: unknown
0.000780 - Product: unknown
0.000784 - Serial Number: unknown
0.000789 - Bus: 002
0.000794 Trying to match device
0.000805 Device matches
USB error: could not claim interface 0: Operation not permitted
0.000816 failed to claim USB device: could not claim interface
0: Operation not permitted
USB error: could not detach kernel driver from interface 0: Operation
not permitted
0.000827 failed to detach kernel driver from USB device: could
not detach kernel driver from interface 0: Operation not permitted
USB error: could not claim interface 0: Operation not permitted
0.000837 failed to claim USB device: could not claim interface
0: Operation not permitted
USB error: could not detach kernel driver from interface 0: Operation
not permitted
0.000881 failed to detach kernel driver from USB device: could
not detach kernel driver from interface 0: Operation not permitted
USB error: could not claim interface 0: Operation not permitted
0.000892 failed to claim USB device: could not claim interface
0: Operation not permitted
USB error: could not detach kernel driver from interface 0: Operation
not permitted
0.000901 failed to detach kernel driver from USB device: could
not detach kernel driver from interface 0: Operation not permitted
USB error: could not claim interface 0: Operation not permitted
0.000909 failed to claim USB device: could not claim interface
0: Operation not permitted
USB error: could not detach kernel driver from interface 0: Operation
not permitted
0.000918 failed to detach kernel driver from USB device: could
not detach kernel driver from interface 0: Operation not permitted
0.000925 Can't claim USB device [0764:0501]: could not detach
kernel driver from interface 0: Operation not permitted
# dmesg
hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0004
ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [1] = 0x00030300
PESC CSC LSDA PPS
hub 2-0:1.0: port 2, status 0300, change 0003, 1.5 Mb/s
usb 2-2: USB disconnect, address 87
usb 2-2: unregistering device
usb 2-2: usb_disable_device nuking all URBs
usb 2-2: unregistering interface 2-2:1.0
hub 2-0:1.0: debounce: port 2: total 100ms stable 100ms status 0x300
hub 1-0:1.0: state 7 ports 10 chg 0000 evt 0004
ehci_hcd 0000:00:02.1: GetStatus port 2 status 001403 POWER sig=k CSC
CONNECT
hub 1-0:1.0: port 2, status 0501, change 0001, 480 Mb/s
hub 1-0:1.0: debounce: port 2: total 100ms stable 100ms status 0x501
ehci_hcd 0000:00:02.1: port 2 low speed --> companion
ehci_hcd 0000:00:02.1: GetStatus port 2 status 003402 POWER OWNER sig=k CSC
hub 1-0:1.0: state 7 ports 10 chg 0000 evt 0004
hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0004
ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [1] = 0x00010301 CSC
LSDA PPS CCS
hub 2-0:1.0: port 2, status 0301, change 0001, 1.5 Mb/s
hub 2-0:1.0: debounce: port 2: total 100ms stable 100ms status 0x301
ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [1] = 0x00100303
PRSC LSDA PPS PES CCS
usb 2-2: new low speed USB device using ohci_hcd and address 88
ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [1] = 0x00100303
PRSC LSDA PPS PES CCS
usb 2-2: skipped 1 descriptor after interface
usb 2-2: default language 0x0409
usb 2-2: udev 88, busnum 2, minor = 215
usb 2-2: New USB device found, idVendor=0764, idProduct=0501
usb 2-2: New USB device strings: Mfr=3, Product=1, SerialNumber=0
usb 2-2: Product: CP550HG
usb 2-2: Manufacturer: CPS
usb 2-2: usb_probe_device
usb 2-2: configuration #1 chosen from 1 choice
usb 2-2: adding 2-2:1.0 (config #1, interface 0)
usbhid 2-2:1.0: usb_probe_interface
usbhid 2-2:1.0: usb_probe_interface - got id
generic-usb 0003:0764:0501.0058: claimed by neither input, hiddev nor hidraw
hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0004
hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0004
ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [1] = 0x00030300
PESC CSC LSDA PPS
hub 2-0:1.0: port 2, status 0300, change 0003, 1.5 Mb/s
usb 2-2: USB disconnect, address 88
usb 2-2: unregistering device
usb 2-2: usb_disable_device nuking all URBs
usb 2-2: unregistering interface 2-2:1.0
hub 2-0:1.0: debounce: port 2: total 100ms stable 100ms status 0x300
hub 1-0:1.0: state 7 ports 10 chg 0000 evt 0004
ehci_hcd 0000:00:02.1: GetStatus port 2 status 001403 POWER sig=k CSC
CONNECT
hub 1-0:1.0: port 2, status 0501, change 0001, 480 Mb/s
hub 1-0:1.0: debounce: port 2: total 100ms stable 100ms status 0x501
ehci_hcd 0000:00:02.1: port 2 low speed --> companion
ehci_hcd 0000:00:02.1: GetStatus port 2 status 003402 POWER OWNER sig=k CSC
hub 1-0:1.0: state 7 ports 10 chg 0000 evt 0004
hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0004
ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [1] = 0x00010301 CSC
LSDA PPS CCS
hub 2-0:1.0: port 2, status 0301, change 0001, 1.5 Mb/s
hub 2-0:1.0: debounce: port 2: total 100ms stable 100ms status 0x301
ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [1] = 0x00100303
PRSC LSDA PPS PES CCS
usb 2-2: new low speed USB device using ohci_hcd and address 89
ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [1] = 0x00100303
PRSC LSDA PPS PES CCS
usb 2-2: skipped 1 descriptor after interface
usb 2-2: default language 0x0409
usb 2-2: udev 89, busnum 2, minor = 216
usb 2-2: New USB device found, idVendor=0764, idProduct=0501
usb 2-2: New USB device strings: Mfr=3, Product=1, SerialNumber=0
usb 2-2: Product: CP550HG
usb 2-2: Manufacturer: CPS
usb 2-2: usb_probe_device
usb 2-2: configuration #1 chosen from 1 choice
usb 2-2: adding 2-2:1.0 (config #1, interface 0)
usbhid 2-2:1.0: usb_probe_interface
usbhid 2-2:1.0: usb_probe_interface - got id
generic-usb 0003:0764:0501.0059: claimed by neither input, hiddev nor hidraw
hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0004
