On Sun, 4 Feb 2007, Maarten Inklaar wrote:

> Hi,
> 
> I'm trying very hard to get my usb joystick to work under Gentoo
> Linux. As far as I know I have compiled and installed all possible
> relevant modules: joydev, usbhid, iforce, evdev, as well as all others
> needed for using usb (since other devices seem to function I don't
> think the problem is there). I use kernel 2.6.18, gentoo-patched
> sources
> 
> The output of dmesg when turning on the joystick:
> usb 3-2: new full speed USB device using uhci_hcd and address 2
> usb 3-2: configuration #1 chosen from 1 choice
> 
> The entry in /proc/bus/usb:

Restoring the original formatting so that it can be read:

> T: Bus=03 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#= 8 Spd=12 MxCh= 0
> D: Ver= 1.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
> P: Vendor=06f8 ProdID=0003 Rev= 1.00
> S: Manufacturer=Guillemot Corp.
> S: Product=Jet Leader Force Feedback
> C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 2mA
> I: If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none)
> E: Ad=82(I) Atr=03(Int.) MxPS= 16 Ivl=8ms
> E: Ad=01(O) Atr=03(Int.) MxPS= 32 Ivl=4ms

On the I: (interface) line, notice the Cls (class) value: ff(vend.).  
That means the device supports a vendor-specific protocol, rather than the
USB standard HID protocol.

> I tried adding the proper line to /etc/hotplug/usb.handmap, but still
> the result doesn't change. Apparently the system had no idea that a
> joystick is plugged in, and I have no idea how to make it clear that
> that is the case. Any help would be appreciated.

You will have to get a driver from someone (such as the vendor), or else 
find out what protocol the device uses and write a vendor for it yourself.

Alan Stern


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