On 07/12/2012 01:22, Adriano Araújo Duarte wrote: > > > Hi all! > I have a graphic tablet Wacom Intuos 4 (PTK440) and I'd love so much to see > it working on Haiku. > My Haiku R1 Alpha 4.1 installation have the Wacom driver, but the tablet > don't work. > My computer is an Acer Aspire One D250-1080. > These are the listusb and syslog messages: > > listusb > 0000:0000 /dev/bus/usb/0/hub "HAIKU Inc." "UHCI RootHub" ver. 0110 > 056a:00b8 /dev/bus/usb/1/0 "Wacom Co., Ltd" "Intuos4 4x6" ver. 0104 It seems your device is just not listed in the driver as supported: http://cgit.haiku-os.org/haiku/tree/src/add-ons/input_server/devices/wacom/TabletDevice.cpp#n111 The driver sees a wacom device but doesn't know how to handle it so it just bails out. You'd need to add a case there for the calibration data and one for the name. François.