hi all: I try to cat hid events through debugfs but in vain. My environment is: 1. kernel 3.10.30 2. insert below kos usbhid hid_generic hid evdev usb_storage ehci_hcd xhci_hcd usbcore usb_common
3. mount debugfs as below #mount rootfs on / type rootfs (rw) /dev/root on / type squashfs (ro,relatime) devtmpfs on /dev type devtmpfs (rw,relatime,size=533324k,used_memory=0k,nr_inodes=96679,mode=755) proc on /proc type proc (rw,relatime) sysfs on /sys type sysfs (rw,relatime) tmpfs on /dtv type tmpfs (rw,relatime,size=40960k,used_memory=0k) tmpfs on /tmp type tmpfs (rw,relatime,size=40960k,used_memory=0k) tmpfs on /freesia type tmpfs (rw,relatime,size=4096k,used_memory=0k) tmpfs on /core type tmpfs (rw,relatime,size=51200k,used_memory=0k) none on /sys/fs/cgroup type cgroup (rw,relatime,cpu) none on /sys/kernel/debug type debugfs (rw,relatime,mode=777) # 4. then I plug in mouse and cat events but get nothing. did I miss any steps to do so? appreciate your kind help in advance, [0-367.5207] usb 6-1: New USB device found, idVendor=0461, idProduct=4e2a [0-367.5272] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [0-367.5342] usb 6-1: Product: USB Optical Mouse [0-367.5386] usb 6-1: Manufacturer: PixArt [1-367.5520] input: PixArt USB Optical Mouse as /devices/fc1a0000.ehci/usb6/6-1/6-1:1.0/input/input2 [3-367.5625] hid-generic 0003:0461:4E2A.0003: input: USB HID v1.11 Mouse [PixArt USB Optical Mouse] on usb-NT72668-1/input0 #> #> #> cat /sys/kernel/debug/hid/0003\:0461\:4E2A.0003/events -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
