# tree /sys/bus/pci/devices/0000\:00\:14.1 /sys/bus/pci/devices/0000:00:14.1
|-- broken_parity_status |-- bus -> ../../../bus/pci |-- class |-- config |-- device |-- driver -> ../../../bus/pci/drivers/ATIIXP_IDE |-- enable |-- ide0 | |-- 0.0 | | |-- block:hda -> ../../../../../block/hda | | |-- bus -> ../../../../../bus/ide | | |-- drivename | | |-- driver -> ../../../../../bus/ide/drivers/ide-cdrom | | |-- media | | |-- modalias | | |-- power | | | |-- state | | | `-- wakeup | | |-- subsystem -> ../../../../../bus/ide | | `-- uevent | |-- power | | |-- state | | `-- wakeup | `-- uevent |-- irq |-- local_cpus |-- modalias |-- power | |-- state | `-- wakeup |-- resource |-- resource4 |-- subsystem -> ../../../bus/pci |-- subsystem_device |-- subsystem_vendor |-- uevent `-- vendor 12 directories, 25 files ------------ # cat /sys/bus/pci/devices/0000\:00\:14.1/broken_parity_status 0 # cat /sys/bus/pci/devices/0000\:00\:14.1/class 0x01018a # cat /sys/bus/pci/devices/0000\:00\:14.1/device 0x438c # cat /sys/bus/pci/devices/0000\:00\:14.1/enable 1 # cat /sys/bus/pci/devices/0000\:00\:14.1/ide0/0.0/media cdrom # cat /sys/bus/pci/devices/0000\:00\:14.1/ide0/0.0/modalias ide:m-cdrom # cat /sys/bus/pci/devices/0000\:00\:14.1/ide0/0.0/drivename hda # cat /sys/bus/pci/devices/0000\:00\:14.1/ide0/0.0/power/state 0 # cat /sys/bus/pci/devices/0000\:00\:14.1/ide0/0.0/power/wakeup # cat /sys/bus/pci/devices/0000\:00\:14.1/ide0/power/state 0 # cat /sys/bus/pci/devices/0000\:00\:14.1/ide0/power/wakeup # cat /sys/bus/pci/devices/0000\:00\:14.1/subsystem_device 0x01f5 # cat /sys/bus/pci/devices/0000\:00\:14.1/subsystem_vendor 0x1028 # cat /sys/bus/pci/devices/0000\:00\:14.1/resource 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000008420 0x000000000000842f 0x0000000000000101 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 # cat /sys/bus/pci/devices/0000\:00\:14.1/uevent cat: /sys/bus/pci/devices/0000:00:14.1/uevent: Permission denied what is uevent ? Onkar
