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Date: Fri, 16 Feb 2024 18:10:03 +0100
From: qwx@sciops.net
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Subject: Re: [9front] wtb: usb gamepad that works reliably with joy(1)
Reply-To: 9front@9front.org
Precedence: bulk

On Fri Feb 16 17:44:28 +0100 2024, sl@stanleylieber.com wrote:
> i got an ibuffalo class usb gamepad bsgp801 and 9front treats it as a
> mouse.  when i try to use it with joy(1), i get the following error:
> 
> nusb/joy: getdev: device or object already in use:
> '/dev/usb/ep8.0/data'
> 
> sl

What happens if you kill nusb/kb?

; kill kb | rc

Does it release it or does another nusb/kb immediately start?
If it works fine before, it would be enough to force this in
nusbrc (requires recompiling the kernel), for example:


diff 957863b064ed01ebb1297ddd368ce5a78c957f5e uncommitted
--- a//sys/src/9/boot/nusbrc
+++ b//sys/src/9/boot/nusbrc
@@ -15,6 +15,10 @@
 		if(~ $#* 5 && ! test -e /env/nousbhname)
 			id=$1:$5
 		switch($2$3){
+		case 20110715
+			# avoid nusb/kb on mpk mini
+		case 17810a99 17810a96 05832060
+			# let nusb/joy take this one
 		case 0b957720 0b95772a 0db0a877 13b10018 15577720 20013c05 07d13c05 05ac1402
 			nusb/ether -t a88772 $etherargs $id
 		case 0b951780 14eaab11 17370039 0411006e 050d5055