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- jyavenard@htpc:~$ udevadm info -a -p $(udevadm info -q path -n /dev/lirc0)
- Udevadm info starts with the device specified by the devpath and then
- walks up the chain of parent devices. It prints for every device
- found, all possible attributes in the udev rules key format.
- A rule to match, can be composed by the attributes of the device
- and the attributes from one single parent device.
- looking at device '/devices/pci0000:00/0000:00:1c.7/0000:09:00.0/usb6/6-2/6-2:1.0/rc/rc2/lirc0':
- KERNEL=="lirc0"
- SUBSYSTEM=="lirc"
- DRIVER==""
- looking at parent device '/devices/pci0000:00/0000:00:1c.7/0000:09:00.0/usb6/6-2/6-2:1.0/rc/rc2':
- KERNELS=="rc2"
- SUBSYSTEMS=="rc"
- DRIVERS==""
- ATTRS{protocols}=="rc-5 nec rc-6 jvc sony mce_kbd [lirc]"
- looking at parent device '/devices/pci0000:00/0000:00:1c.7/0000:09:00.0/usb6/6-2/6-2:1.0':
- KERNELS=="6-2:1.0"
- SUBSYSTEMS=="usb"
- DRIVERS=="mceusb"
- ATTRS{bInterfaceNumber}=="00"
- ATTRS{bAlternateSetting}==" 0"
- ATTRS{bNumEndpoints}=="02"
- ATTRS{bInterfaceClass}=="ff"
- ATTRS{bInterfaceSubClass}=="ff"
- ATTRS{bInterfaceProtocol}=="ff"
- ATTRS{supports_autosuspend}=="0"
- looking at parent device '/devices/pci0000:00/0000:00:1c.7/0000:09:00.0/usb6/6-2':
- KERNELS=="6-2"
- SUBSYSTEMS=="usb"
- DRIVERS=="usb"
- ATTRS{configuration}==""
- ATTRS{bNumInterfaces}==" 1"
- ATTRS{bConfigurationValue}=="1"
- ATTRS{bmAttributes}=="a0"
- ATTRS{bMaxPower}=="100mA"
- ATTRS{urbnum}=="39"
- ATTRS{idVendor}=="1784"
- ATTRS{idProduct}=="0001"
- ATTRS{bcdDevice}=="0000"
- ATTRS{bDeviceClass}=="00"
- ATTRS{bDeviceSubClass}=="00"
- ATTRS{bDeviceProtocol}=="00"
- ATTRS{bNumConfigurations}=="1"
- ATTRS{bMaxPacketSize0}=="16"
- ATTRS{speed}=="12"
- ATTRS{busnum}=="6"
- ATTRS{devnum}=="3"
- ATTRS{devpath}=="2"
- ATTRS{version}==" 1.10"
- ATTRS{maxchild}=="0"
- ATTRS{quirks}=="0x0"
- ATTRS{avoid_reset_quirk}=="0"
- ATTRS{authorized}=="1"
- ATTRS{manufacturer}=="Topseed"
- ATTRS{product}=="eHome Infrared Transceiver"
- ATTRS{serial}=="TS000oZX"
- looking at parent device '/devices/pci0000:00/0000:00:1c.7/0000:09:00.0/usb6':
- KERNELS=="usb6"
- SUBSYSTEMS=="usb"
- DRIVERS=="usb"
- ATTRS{configuration}==""
- ATTRS{bNumInterfaces}==" 1"
- ATTRS{bConfigurationValue}=="1"
- ATTRS{bmAttributes}=="e0"
- ATTRS{bMaxPower}==" 0mA"
- ATTRS{urbnum}=="28"
- ATTRS{idVendor}=="1d6b"
- ATTRS{idProduct}=="0002"
- ATTRS{bcdDevice}=="0302"
- ATTRS{bDeviceClass}=="09"
- ATTRS{bDeviceSubClass}=="00"
- ATTRS{bDeviceProtocol}=="01"
- ATTRS{bNumConfigurations}=="1"
- ATTRS{bMaxPacketSize0}=="64"
- ATTRS{speed}=="480"
- ATTRS{busnum}=="6"
- ATTRS{devnum}=="1"
- ATTRS{devpath}=="0"
- ATTRS{version}==" 2.00"
- ATTRS{maxchild}=="2"
- ATTRS{quirks}=="0x0"
- ATTRS{avoid_reset_quirk}=="0"
- ATTRS{authorized}=="1"
- ATTRS{manufacturer}=="Linux 3.2.0-35-generic xhci_hcd"
- ATTRS{product}=="xHCI Host Controller"
- ATTRS{serial}=="0000:09:00.0"
- ATTRS{authorized_default}=="1"
- looking at parent device '/devices/pci0000:00/0000:00:1c.7/0000:09:00.0':
- KERNELS=="0000:09:00.0"
- SUBSYSTEMS=="pci"
- DRIVERS=="xhci_hcd"
- ATTRS{vendor}=="0x1b21"
- ATTRS{device}=="0x1042"
- ATTRS{subsystem_vendor}=="0x1043"
- ATTRS{subsystem_device}=="0x8488"
- ATTRS{class}=="0x0c0330"
- ATTRS{irq}=="19"
- ATTRS{local_cpus}=="00000000,00000000,00000000,00000000,00000000,00000000,00000000,0000000f"
- ATTRS{local_cpulist}=="0-3"
- ATTRS{numa_node}=="-1"
- ATTRS{dma_mask_bits}=="32"
- ATTRS{consistent_dma_mask_bits}=="32"
- ATTRS{broken_parity_status}=="0"
- ATTRS{msi_bus}==""
- looking at parent device '/devices/pci0000:00/0000:00:1c.7':
- KERNELS=="0000:00:1c.7"
- SUBSYSTEMS=="pci"
- DRIVERS=="pcieport"
- ATTRS{vendor}=="0x8086"
- ATTRS{device}=="0x1c1e"
- ATTRS{subsystem_vendor}=="0x1043"
- ATTRS{subsystem_device}=="0x844d"
- ATTRS{class}=="0x060400"
- ATTRS{irq}=="46"
- ATTRS{local_cpus}=="00000000,00000000,00000000,00000000,00000000,00000000,00000000,0000000f"
- ATTRS{local_cpulist}=="0-3"
- ATTRS{numa_node}=="-1"
- ATTRS{dma_mask_bits}=="32"
- ATTRS{consistent_dma_mask_bits}=="32"
- ATTRS{broken_parity_status}=="0"
- ATTRS{msi_bus}=="1"
- looking at parent device '/devices/pci0000:00':
- KERNELS=="pci0000:00"
- SUBSYSTEMS==""
- DRIVERS==""
- jyavenard@htpc:~$
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