Documentation/usb/gadget-testing.rst

37 Function-specific configfs interface
38 ------------------------------------
45 The attribute is read-only.
51 ------------------------
76 Function-specific configfs interface
77 ------------------------------------
87 			Ethernet over USB link
89 			Ethernet over USB link
99 ------------------------
116 Function-specific configfs interface
117 ------------------------------------
127 			Ethernet over USB link
129 			Ethernet over USB link
139 -------------------------------
156 Function-specific configfs interface
157 ------------------------------------
167 			Ethernet over USB link
169 			Ethernet over USB link
179 ------------------------
196 Function-specific configfs interface
197 ------------------------------------
209 ------------------------
220 Function-specific configfs interface
221 ------------------------------------
246   $ echo -ne \\x05\\x01\\x09\\x06\\xa1.....
249 ------------------------
253 - create the gadget
254 - connect the gadget to a host, preferably not the one used
256 - run a program which writes to /dev/hidg<N>, e.g.
263 - observe the keystrokes from the gadget
270 Function-specific configfs interface
271 ------------------------------------
282 -----------------------------
286 host: test-usb (tools/usb/testusb.c)
293 Function-specific configfs interface
294 ------------------------------------
327 			read-only. This is implied if CD-ROM emulation
333 			being a CD-ROM.
339 ---------------------------------
350 Function-specific configfs interface
351 ------------------------------------
366 -------------------------
375   $ arecordmidi -l
377    14:0    Midi Through                     Midi Through Port-0
379   $ arecordmidi -p 24:0 from_gadget.mid
383   $ aplaymidi -l
387   $ aplaymidi -p 20:0 to_host.mid
393   $ arecordmidi -l
397   $ arecordmidi -p 20:0 from_host.mid
401   $ aplaymidi -l
403    14:0    Midi Through                     Midi Through Port-0
406   $ aplaymidi -p24:0 to_gadget.mid
414   $ aplaymidi -l
416    14:0    Midi Through                     Midi Through Port-0
423   $ aplaymidi -p 128:0 file.mid
430 whatever is played at the gadget side with aplaymidi -l is audible
438 Function-specific configfs interface
439 ------------------------------------
449 			Ethernet over USB link
451 			Ethernet over USB link
461 ------------------------
478 Function-specific configfs interface
479 ------------------------------------
486 The attribute is read-only.
491 -------------------------
495 	seriald -f /dev/ttyGS<Y> -s 1024
499 	serialc -v <vendorID> -p <productID> -i<interface#> -a1 -s1024 \
500                 -t<out endpoint addr> -r<in endpoint addr>
504 	https://github.com/felipebalbi/usb-tools.git master
511 Function-specific configfs interface
512 ------------------------------------
523 ---------------------------
529 http://www.spinics.net/lists/linux-usb/msg85689.html
533 git://git.gitorious.org/meego-cellular/phonet-utils.git
537 	$ ./phonet -a 0x10 -i usbpn0
544 	$ ./phonet -a 0x6c -i upnlink0
550 	http://www.spinics.net/lists/linux-usb/msg85690.html
554 	$ ./pnxmit -a 0x6c -r
558 	$ ./pnxmit -a 0x10 -s 0x6c
565 	$ ./pnxmit -a 0x10 -r
569 	$ ./pnxmit -a 0x6c -s 0x10
576 Function-specific configfs interface
577 ------------------------------------
587 			Ethernet over USB link
589 			Ethernet over USB link
599 --------------------------
616 Function-specific configfs interface
617 ------------------------------------
624 The attribute is read-only.
629 ---------------------------
634 	echo VID PID >/sys/bus/usb-serial/drivers/generic/new_id
659 Function-specific configfs interface
660 ------------------------------------
668 	isoc_maxpacket	0 - 1023 (fs), 0 - 1024 (hs/ss)
677 -------------------------------
681 host: test-usb (tools/usb/testusb.c)
689 Function-specific configfs interface
690 ------------------------------------
708 -------------------------
714 	aplay -l # should list our USB Audio Gadget
721 Function-specific configfs interface
722 ------------------------------------
729 	c_srate          list of capture sampling rates (comma-separated)
737 	c_hs_bint        capture bInterval for HS/SS (1-4: fixed, 0: auto)
740 	p_srate          list of playback sampling rates (comma-separated)
747 	p_hs_bint        playback bInterval for HS/SS (1-4: fixed, 0: auto)
748 	req_number       the number of pre-allocated request for both capture
756 -------------------------
759 host: aplay -l # should list our USB Audio Gadget
766 	$ arecord -f dat -t wav -D hw:2,0 | aplay -D hw:0,0 &
770 	$ arecord -f dat -t wav -D hw:CARD=UAC2Gadget,DEV=0 | \
771 	  aplay -D default:CARD=OdroidU3
778 Function-specific configfs interface
779 ------------------------------------
815   # ln -s header/h class/fs
816   # ln -s header/h class/ss
817   # mkdir -p functions/uvc.usb0/streaming/uncompressed/u/360p
826   # ln -s ../../uncompressed/u
828   # ln -s ../../header/h
830   # ln -s ../../header/h
832   # ln -s ../../header/h
836 ------------------------
840   # uvc-gadget -u /dev/video<uvc video node #> -v /dev/video<vivid video node #>
842 where uvc-gadget is this program:
843 	http://git.ideasonboard.org/uvc-gadget.git
847 	http://www.spinics.net/lists/linux-usb/msg99220.html
851 	luvcview -f yuv
858 Function-specific configfs interface
859 ------------------------------------
870 ----------------------------
876 	# ls -l /devices/virtual/usb_printer_gadget/
886 host->device transmission:
896 device->host transmission::
915 Function-specific configfs interface
916 ------------------------------------
923 	c_srate          list of capture sampling rates (comma-separated)
931 	p_srate          list of playback sampling rates (comma-separated)
938 	req_number       the number of pre-allocated requests for both capture
946 -------------------------
949 host: aplay -l # should list our USB Audio Gadget
956 	$ arecord -f dat -t wav -D hw:2,0 | aplay -D hw:0,0 &
960 	$ arecord -f dat -t wav -D hw:CARD=UAC1Gadget,DEV=0 | \
961 	  aplay -D default:CARD=OdroidU3