Salut,
Pour faire avancer le schmilblick, j'obtiens ceci avec le VDO Z3 (enfin, si j'ai bien compris la commande !!!) :
[root@localhost 1-2]# udevinfo -a -p /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-2
Udevinfo 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/pci0000:00/0000:00:1d.7/usb1/1-2':
KERNEL=="1-2"
SUBSYSTEM=="usb"
DRIVER=="usb"
ATTR{configuration}==""
ATTR{bNumInterfaces}==" 1"
ATTR{bConfigurationValue}=="1"
ATTR{bmAttributes}=="e0"
ATTR{bMaxPower}==" 0mA"
ATTR{urbnum}=="51"
ATTR{idVendor}=="04cc"
ATTR{idProduct}=="1521"
ATTR{bcdDevice}=="0200"
ATTR{bDeviceClass}=="09"
ATTR{bDeviceSubClass}=="00"
ATTR{bDeviceProtocol}=="01"
ATTR{bNumConfigurations}=="1"
ATTR{bMaxPacketSize0}=="64"
ATTR{speed}=="480"
ATTR{busnum}=="1"
ATTR{devnum}=="3"
ATTR{version}==" 2.00"
ATTR{maxchild}=="7"
ATTR{quirks}=="0x0"
ATTR{authorized}=="1"
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1':
KERNELS=="usb1"
SUBSYSTEMS=="usb"
DRIVERS=="usb"
ATTRS{configuration}==""
ATTRS{bNumInterfaces}==" 1"
ATTRS{bConfigurationValue}=="1"
ATTRS{bmAttributes}=="e0"
ATTRS{bMaxPower}==" 0mA"
ATTRS{urbnum}=="45"
ATTRS{idVendor}=="1d6b"
ATTRS{idProduct}=="0002"
ATTRS{bcdDevice}=="0206"
ATTRS{bDeviceClass}=="09"
ATTRS{bDeviceSubClass}=="00"
ATTRS{bDeviceProtocol}=="00"
ATTRS{bNumConfigurations}=="1"
ATTRS{bMaxPacketSize0}=="64"
ATTRS{speed}=="480"
ATTRS{busnum}=="1"
ATTRS{devnum}=="1"
ATTRS{version}==" 2.00"
ATTRS{maxchild}=="8"
ATTRS{quirks}=="0x0"
ATTRS{authorized}=="1"
ATTRS{manufacturer}=="Linux 2.6.27.21-170.2.56.fc10.i686 ehci_hcd"
ATTRS{product}=="EHCI Host Controller"
ATTRS{serial}=="0000:00:1d.7"
ATTRS{authorized_default}=="1"
looking at parent device '/devices/pci0000:00/0000:00:1d.7':
KERNELS=="0000:00:1d.7"
SUBSYSTEMS=="pci"
DRIVERS=="ehci_hcd"
ATTRS{vendor}=="0x8086"
ATTRS{device}=="0x27cc"
ATTRS{subsystem_vendor}=="0x1043"
ATTRS{subsystem_device}=="0x8179"
ATTRS{class}=="0x0c0320"
ATTRS{irq}=="20"
ATTRS{local_cpus}=="ffffffff"
ATTRS{local_cpulist}=="0-31"
ATTRS{modalias}=="pci:v00008086d000027CCsv00001043sd00008179bc0Csc03i20"
ATTRS{enable}=="1"
ATTRS{broken_parity_status}=="0"
ATTRS{msi_bus}==""
looking at parent device '/devices/pci0000:00':
KERNELS=="pci0000:00"
SUBSYSTEMS==""
DRIVERS==""
En relisant plus haut je pense que ceci est plus précis et correspond au VDO :
[root@localhost dev]# udevinfo -a -p $(udevinfo -q path -n /dev/usbdev1.6_ep00)
Udevinfo 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/pci0000:00/0000:00:1d.7/usb1/1-2/1-2.2/usb_endpoint/usbdev1.6_ep00':
KERNEL=="usbdev1.6_ep00"
SUBSYSTEM=="usb_endpoint"
DRIVER==""
ATTR{bLength}=="07"
ATTR{bEndpointAddress}=="00"
ATTR{bmAttributes}=="00"
ATTR{bInterval}=="00"
ATTR{wMaxPacketSize}=="0008"
ATTR{interval}=="0ms"
ATTR{type}=="Control"
ATTR{direction}=="both"
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1/1-2/1-2.2/usb_endpoint':
KERNELS=="usb_endpoint"
SUBSYSTEMS==""
DRIVERS==""
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1/1-2/1-2.2':
KERNELS=="1-2.2"
SUBSYSTEMS=="usb"
DRIVERS=="usb"
ATTRS{configuration}==""
ATTRS{bNumInterfaces}==" 1"
ATTRS{bConfigurationValue}=="1"
ATTRS{bmAttributes}=="80"
ATTRS{bMaxPower}=="100mA"
ATTRS{urbnum}=="8"
ATTRS{idVendor}=="0e6a"
ATTRS{idProduct}=="0101"
ATTRS{bcdDevice}=="0510"
ATTRS{bDeviceClass}=="00"
ATTRS{bDeviceSubClass}=="00"
ATTRS{bDeviceProtocol}=="00"
ATTRS{bNumConfigurations}=="1"
ATTRS{bMaxPacketSize0}=="8"
ATTRS{speed}=="1.5"
ATTRS{busnum}=="1"
ATTRS{devnum}=="6"
ATTRS{version}==" 1.10"
ATTRS{maxchild}=="0"
ATTRS{quirks}=="0x0"
ATTRS{authorized}=="1"
ATTRS{product}=="USB Bridge"
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1/1-2':
KERNELS=="1-2"
SUBSYSTEMS=="usb"
DRIVERS=="usb"
ATTRS{configuration}==""
ATTRS{bNumInterfaces}==" 1"
ATTRS{bConfigurationValue}=="1"
ATTRS{bmAttributes}=="e0"
ATTRS{bMaxPower}==" 0mA"
ATTRS{urbnum}=="76"
ATTRS{idVendor}=="04cc"
ATTRS{idProduct}=="1521"
ATTRS{bcdDevice}=="0200"
ATTRS{bDeviceClass}=="09"
ATTRS{bDeviceSubClass}=="00"
ATTRS{bDeviceProtocol}=="01"
ATTRS{bNumConfigurations}=="1"
ATTRS{bMaxPacketSize0}=="64"
ATTRS{speed}=="480"
ATTRS{busnum}=="1"
ATTRS{devnum}=="3"
ATTRS{version}==" 2.00"
ATTRS{maxchild}=="7"
ATTRS{quirks}=="0x0"
ATTRS{authorized}=="1"
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1':
KERNELS=="usb1"
SUBSYSTEMS=="usb"
DRIVERS=="usb"
ATTRS{configuration}==""
ATTRS{bNumInterfaces}==" 1"
ATTRS{bConfigurationValue}=="1"
ATTRS{bmAttributes}=="e0"
ATTRS{bMaxPower}==" 0mA"
ATTRS{urbnum}=="45"
ATTRS{idVendor}=="1d6b"
ATTRS{idProduct}=="0002"
ATTRS{bcdDevice}=="0206"
ATTRS{bDeviceClass}=="09"
ATTRS{bDeviceSubClass}=="00"
ATTRS{bDeviceProtocol}=="00"
ATTRS{bNumConfigurations}=="1"
ATTRS{bMaxPacketSize0}=="64"
ATTRS{speed}=="480"
ATTRS{busnum}=="1"
ATTRS{devnum}=="1"
ATTRS{version}==" 2.00"
ATTRS{maxchild}=="8"
ATTRS{quirks}=="0x0"
ATTRS{authorized}=="1"
ATTRS{manufacturer}=="Linux 2.6.27.21-170.2.56.fc10.i686 ehci_hcd"
ATTRS{product}=="EHCI Host Controller"
ATTRS{serial}=="0000:00:1d.7"
ATTRS{authorized_default}=="1"
looking at parent device '/devices/pci0000:00/0000:00:1d.7':
KERNELS=="0000:00:1d.7"
SUBSYSTEMS=="pci"
DRIVERS=="ehci_hcd"
ATTRS{vendor}=="0x8086"
ATTRS{device}=="0x27cc"
ATTRS{subsystem_vendor}=="0x1043"
ATTRS{subsystem_device}=="0x8179"
ATTRS{class}=="0x0c0320"
ATTRS{irq}=="20"
ATTRS{local_cpus}=="ffffffff"
ATTRS{local_cpulist}=="0-31"
ATTRS{modalias}=="pci:v00008086d000027CCsv00001043sd00008179bc0Csc03i20"
ATTRS{enable}=="1"
ATTRS{broken_parity_status}=="0"
ATTRS{msi_bus}==""
looking at parent device '/devices/pci0000:00':
KERNELS=="pci0000:00"
SUBSYSTEMS==""
DRIVERS==""
ET ...
root@localhost dev]# udevinfo -a -p $(udevinfo -q path -n /dev/usbdev1.6_ep03)
Udevinfo 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/pci0000:00/0000:00:1d.7/usb1/1-2/1-2.2/1-2.2:1.0/usb_endpoint/usbdev1.6_ep03':
KERNEL=="usbdev1.6_ep03"
SUBSYSTEM=="usb_endpoint"
DRIVER==""
ATTR{bLength}=="07"
ATTR{bEndpointAddress}=="03"
ATTR{bmAttributes}=="03"
ATTR{bInterval}=="0a"
ATTR{wMaxPacketSize}=="0008"
ATTR{interval}=="10ms"
ATTR{type}=="Interrupt"
ATTR{direction}=="out"
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1/1-2/1-2.2/1-2.2:1.0/usb_endpoint':
KERNELS=="usb_endpoint"
SUBSYSTEMS==""
DRIVERS==""
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1/1-2/1-2.2/1-2.2:1.0':
KERNELS=="1-2.2:1.0"
SUBSYSTEMS=="usb"
DRIVERS==""
ATTRS{bInterfaceNumber}=="00"
ATTRS{bAlternateSetting}==" 0"
ATTRS{bNumEndpoints}=="01"
ATTRS{bInterfaceClass}=="ff"
ATTRS{bInterfaceSubClass}=="ff"
ATTRS{bInterfaceProtocol}=="ff"
ATTRS{modalias}=="usb:v0E6Ap0101d0510dc00dsc00dp00icFFiscFFipFF"
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1/1-2/1-2.2':
KERNELS=="1-2.2"
SUBSYSTEMS=="usb"
DRIVERS=="usb"
ATTRS{configuration}==""
ATTRS{bNumInterfaces}==" 1"
ATTRS{bConfigurationValue}=="1"
ATTRS{bmAttributes}=="80"
ATTRS{bMaxPower}=="100mA"
ATTRS{urbnum}=="8"
ATTRS{idVendor}=="0e6a"
ATTRS{idProduct}=="0101"
ATTRS{bcdDevice}=="0510"
ATTRS{bDeviceClass}=="00"
ATTRS{bDeviceSubClass}=="00"
ATTRS{bDeviceProtocol}=="00"
ATTRS{bNumConfigurations}=="1"
ATTRS{bMaxPacketSize0}=="8"
ATTRS{speed}=="1.5"
ATTRS{busnum}=="1"
ATTRS{devnum}=="6"
ATTRS{version}==" 1.10"
ATTRS{maxchild}=="0"
ATTRS{quirks}=="0x0"
ATTRS{authorized}=="1"
ATTRS{product}=="USB Bridge"
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1/1-2':
KERNELS=="1-2"
SUBSYSTEMS=="usb"
DRIVERS=="usb"
ATTRS{configuration}==""
ATTRS{bNumInterfaces}==" 1"
ATTRS{bConfigurationValue}=="1"
ATTRS{bmAttributes}=="e0"
ATTRS{bMaxPower}==" 0mA"
ATTRS{urbnum}=="76"
ATTRS{idVendor}=="04cc"
ATTRS{idProduct}=="1521"
ATTRS{bcdDevice}=="0200"
ATTRS{bDeviceClass}=="09"
ATTRS{bDeviceSubClass}=="00"
ATTRS{bDeviceProtocol}=="01"
ATTRS{bNumConfigurations}=="1"
ATTRS{bMaxPacketSize0}=="64"
ATTRS{speed}=="480"
ATTRS{busnum}=="1"
ATTRS{devnum}=="3"
ATTRS{version}==" 2.00"
ATTRS{maxchild}=="7"
ATTRS{quirks}=="0x0"
ATTRS{authorized}=="1"
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1':
KERNELS=="usb1"
SUBSYSTEMS=="usb"
DRIVERS=="usb"
ATTRS{configuration}==""
ATTRS{bNumInterfaces}==" 1"
ATTRS{bConfigurationValue}=="1"
ATTRS{bmAttributes}=="e0"
ATTRS{bMaxPower}==" 0mA"
ATTRS{urbnum}=="45"
ATTRS{idVendor}=="1d6b"
ATTRS{idProduct}=="0002"
ATTRS{bcdDevice}=="0206"
ATTRS{bDeviceClass}=="09"
ATTRS{bDeviceSubClass}=="00"
ATTRS{bDeviceProtocol}=="00"
ATTRS{bNumConfigurations}=="1"
ATTRS{bMaxPacketSize0}=="64"
ATTRS{speed}=="480"
ATTRS{busnum}=="1"
ATTRS{devnum}=="1"
ATTRS{version}==" 2.00"
ATTRS{maxchild}=="8"
ATTRS{quirks}=="0x0"
ATTRS{authorized}=="1"
ATTRS{manufacturer}=="Linux 2.6.27.21-170.2.56.fc10.i686 ehci_hcd"
ATTRS{product}=="EHCI Host Controller"
ATTRS{serial}=="0000:00:1d.7"
ATTRS{authorized_default}=="1"
looking at parent device '/devices/pci0000:00/0000:00:1d.7':
KERNELS=="0000:00:1d.7"
SUBSYSTEMS=="pci"
DRIVERS=="ehci_hcd"
ATTRS{vendor}=="0x8086"
ATTRS{device}=="0x27cc"
ATTRS{subsystem_vendor}=="0x1043"
ATTRS{subsystem_device}=="0x8179"
ATTRS{class}=="0x0c0320"
ATTRS{irq}=="20"
ATTRS{local_cpus}=="ffffffff"
ATTRS{local_cpulist}=="0-31"
ATTRS{modalias}=="pci:v00008086d000027CCsv00001043sd00008179bc0Csc03i20"
ATTRS{enable}=="1"
ATTRS{broken_parity_status}=="0"
ATTRS{msi_bus}==""
looking at parent device '/devices/pci0000:00':
KERNELS=="pci0000:00"
SUBSYSTEMS==""
DRIVERS==""