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Message-Id: <1207245175.24007.0.camel@bip.parateam.prv> Date: Thu, 03 Apr 2008 19:52:55 +0200 From: Xavier Bestel <xavier.bestel@...e.fr> To: Alan Stern <stern@...land.harvard.edu> Cc: linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: ASUS ScreenDuo On jeu, 2008-04-03 at 11:37 -0400, Alan Stern wrote: > On Thu, 3 Apr 2008, Xavier Bestel wrote: > > > Hi, > > > > I have an ASUS motherboard with an USB gadget, the ASUS ScreenDUO. It's > > an independant little lcd screen with buttons, apparently it runs some > > kind of OS because it can access the net (e.g. to retrieve RSS) even > > when the computer is off - I guess they mean soft-off. > > > > Well, all that is theory because it's under Vista, which I don't have. > > Under Linux the ScreenDUO is kind-of recognized: it says it's a mass > > storage device, but I can't mount it (the kernel says it's bound to sdc, > > but sdc doesn't exist). > > I'd like to access it. Does anyone know how that thing works ? > > What does usbmon show when you modprobe usb-storage? (The instructions > for usbmon are in the kernel source file Documentation/usb/usbmon.txt.) dfb8d3c0 4163439081 C Ii:7:001:1 0:2048 1 = 10 dfb8d3c0 4163439091 S Ii:7:001:1 -115:2048 4 < e5d7aa40 4163439171 S Ci:7:001:0 s a3 00 0000 0004 0004 4 < e5d7aa40 4163439176 C Ci:7:001:0 0 4 = 01050100 e5d7aa40 4163439179 S Co:7:001:0 s 23 01 0010 0004 0000 0 e5d7aa40 4163439182 C Co:7:001:0 0 0 e5d7aa40 4163439184 S Ci:7:001:0 s a3 00 0000 0004 0004 4 < e5d7aa40 4163439186 C Ci:7:001:0 0 4 = 01050000 e5d7aa40 4163470364 S Ci:7:001:0 s a3 00 0000 0004 0004 4 < e5d7aa40 4163470368 C Ci:7:001:0 0 4 = 01050000 e5d7aa40 4163502356 S Ci:7:001:0 s a3 00 0000 0004 0004 4 < e5d7aa40 4163502360 C Ci:7:001:0 0 4 = 01050000 e5d7aa40 4163534355 S Ci:7:001:0 s a3 00 0000 0004 0004 4 < e5d7aa40 4163534358 C Ci:7:001:0 0 4 = 01050000 e5d7aa40 4163566364 S Ci:7:001:0 s a3 00 0000 0004 0004 4 < e5d7aa40 4163566367 C Ci:7:001:0 0 4 = 01050000 e5d7aa40 4163566374 S Co:7:001:0 s 23 03 0004 0004 0000 0 e5d7aa40 4163566377 C Co:7:001:0 0 0 e5d7aa40 4163622353 S Ci:7:001:0 s a3 00 0000 0004 0004 4 < e5d7aa40 4163622563 C Ci:7:001:0 0 4 = 03051000 e5d7aa40 4163678364 S Co:7:001:0 s 23 01 0014 0004 0000 0 e5d7aa40 4163678369 C Co:7:001:0 0 0 e5d7aa40 4163678392 S Ci:7:000:0 s 80 06 0100 0000 0040 64 < e5d7aa40 4163678576 C Ci:7:000:0 0 18 = 12010002 00000040 43100031 01001020 6001 e5d7aa40 4163678602 S Co:7:001:0 s 23 03 0004 0004 0000 0 e5d7aa40 4163678607 C Co:7:001:0 0 0 e5d7aa40 4163734354 S Ci:7:001:0 s a3 00 0000 0004 0004 4 < e5d7aa40 4163734568 C Ci:7:001:0 0 4 = 03051000 e5d7aa40 4163790363 S Co:7:001:0 s 23 01 0014 0004 0000 0 e5d7aa40 4163790370 C Co:7:001:0 0 0 e5d7aa40 4163790373 S Co:7:000:0 s 00 05 0005 0000 0000 0 e5d7aa40 4163790577 C Co:7:000:0 0 0 e5d7aa40 4163810360 S Ci:7:005:0 s 80 06 0100 0000 0012 18 < e5d7aa40 4163810578 C Ci:7:005:0 0 18 = 12010002 00000040 43100031 01001020 6001 e5d7aa40 4163810603 S Ci:7:005:0 s 80 06 0200 0000 0009 9 < e5d7aa40 4163810828 C Ci:7:005:0 0 9 = 09022300 010130c0 00 e5d7aa40 4163810847 S Ci:7:005:0 s 80 06 0200 0000 0023 35 < e5d7aa40 4163811078 C Ci:7:005:0 0 35 = 09022300 010130c0 00090400 00020806 50400705 81020002 00070502 02000200 e5d7aa40 4163811103 S Ci:7:005:0 s 80 06 0300 0000 00ff 255 < e5d7aa40 4163811328 C Ci:7:005:0 0 4 = 04030904 e5d7aa40 4163811346 S Ci:7:005:0 s 80 06 0320 0409 00ff 255 < e5d7aa40 4163811578 C Ci:7:005:0 0 20 = 14035300 63007200 65006500 6e004400 55004f00 e5d7aa40 4163811598 S Ci:7:005:0 s 80 06 0310 0409 00ff 255 < e5d7aa40 4163811828 C Ci:7:005:0 0 10 = 0a034100 53005500 5300 e5d7aa40 4163811846 S Ci:7:005:0 s 80 06 0360 0409 00ff 255 < e5d7aa40 4163812078 C Ci:7:005:0 0 64 = 4d000000 0b8f8309 c0b002c0 99e92e00 f0a0e2e2 0f02400c e0f03050 09090509 e5d7aa40 4163812248 S Co:7:005:0 s 00 09 0001 0000 0000 0 e5d7aa40 4163812452 C Co:7:005:0 0 0 e5d7aa40 4163812462 S Ci:7:005:0 s 80 06 0330 0409 00ff 255 < e5d7aa40 4163812702 C Ci:7:005:0 0 28 = 1c034300 4f004e00 46004900 47002000 53005400 52004900 4e004700 e5d7a540 4163812815 S Ci:7:005:0 s 80 06 0340 0409 00ff 255 < e5d7a540 4163812953 C Ci:7:005:0 0 34 = 22034900 4e005400 45005200 46004100 43004500 20005300 54005200 49004e00 e5d7aa40 4168810367 S Ci:7:005:0 s a1 fe 0000 0000 0001 1 < e5d7aa40 4168811518 C Ci:7:005:0 0 1 = 00 e5d7aa40 4168811605 S Bo:7:005:2 -115 31 = 55534243 01000000 24000000 80000612 00000024 00000000 00000000 000000 e5d7aa40 4168811642 C Bo:7:005:2 0 31 > e5d7a540 4168811651 S Bi:7:005:1 -115 36 < e5d7a540 4168811891 C Bi:7:005:1 0 36 = 00800202 21000000 41535553 20202020 53637265 656e4455 4f202020 20202020 e5d7aa40 4168811896 S Bi:7:005:1 -115 13 < e5d7aa40 4168812017 C Bi:7:005:1 0 13 = 55534253 01000000 00000000 00 e5d7aa40 4168812294 S Bo:7:005:2 -115 31 = 55534243 02000000 00000000 00000600 00000000 00000000 00000000 000000 e5d7aa40 4168812391 C Bo:7:005:2 0 31 > e5d7aa40 4168812394 S Bi:7:005:1 -115 13 < e5d7aa40 4168812641 C Bi:7:005:1 0 13 = 55534253 02000000 00000000 01 e5d7aa40 4168812644 S Bo:7:005:2 -115 31 = 55534243 03000000 12000000 80000603 00000012 00000000 00000000 000000 e5d7aa40 4168812766 C Bo:7:005:2 0 31 > f36a85c0 4168827343 S Bi:7:005:1 -115 18 < f36a85c0 4168827391 C Bi:7:005:1 0 18 = 70000200 0000000a 00000000 3a000000 0000 e5d7aa40 4168827396 S Bi:7:005:1 -115 13 < e5d7aa40 4168827516 C Bi:7:005:1 0 13 = 55534253 03000000 00000000 00 e5d7aa40 4262289563 S Bo:7:005:2 -115 31 = 55534243 04000000 00000000 00000600 00000000 00000000 00000000 000000 e5d7aa40 4262289679 C Bo:7:005:2 0 31 > e5d7aa40 4262289683 S Bi:7:005:1 -115 13 < e5d7aa40 4262289803 C Bi:7:005:1 0 13 = 55534253 04000000 00000000 01 e5d7aa40 4262289808 S Bo:7:005:2 -115 31 = 55534243 05000000 12000000 80000603 00000012 00000000 00000000 000000 e5d7aa40 4262290053 C Bo:7:005:2 0 31 > f36a8240 4262290058 S Bi:7:005:1 -115 18 < f36a8240 4262290178 C Bi:7:005:1 0 18 = 70000200 0000000a 00000000 3a000000 0000 e5d7aa40 4262290183 S Bi:7:005:1 -115 13 < e5d7aa40 4262290303 C Bi:7:005:1 0 13 = 55534253 05000000 00000000 00 e5d7aa40 4262290327 S Bo:7:005:2 -115 31 = 55534243 06000000 00000000 00000600 00000000 00000000 00000000 000000 e5d7aa40 4262290429 C Bo:7:005:2 0 31 > e5d7aa40 4262290432 S Bi:7:005:1 -115 13 < e5d7aa40 4262290554 C Bi:7:005:1 0 13 = 55534253 06000000 00000000 01 e5d7aa40 4262290558 S Bo:7:005:2 -115 31 = 55534243 07000000 12000000 80000603 00000012 00000000 00000000 000000 e5d7aa40 4262290803 C Bo:7:005:2 0 31 > f36a8240 4262290806 S Bi:7:005:1 -115 18 < f36a8240 4262290929 C Bi:7:005:1 0 18 = 70000200 0000000a 00000000 3a000000 0000 e5d7aa40 4262290933 S Bi:7:005:1 -115 13 < e5d7aa40 4262291053 C Bi:7:005:1 0 13 = 55534253 07000000 00000000 00 e5d7aa40 4262291077 S Bo:7:005:2 -115 31 = 55534243 08000000 00000000 00000600 00000000 00000000 00000000 000000 e5d7aa40 4262291179 C Bo:7:005:2 0 31 > e5d7aa40 4262291183 S Bi:7:005:1 -115 13 < e5d7aa40 4262291428 C Bi:7:005:1 0 13 = 55534253 08000000 00000000 01 e5d7aa40 4262291431 S Bo:7:005:2 -115 31 = 55534243 09000000 12000000 80000603 00000012 00000000 00000000 000000 e5d7aa40 4262291554 C Bo:7:005:2 0 31 > f36a8240 4262291558 S Bi:7:005:1 -115 18 < f36a8240 4262291803 C Bi:7:005:1 0 18 = 70000200 0000000a 00000000 3a000000 0000 e5d7aa40 4262291806 S Bi:7:005:1 -115 13 < e5d7aa40 4262291928 C Bi:7:005:1 0 13 = 55534253 09000000 00000000 00 e5d7aa40 4262291946 S Bo:7:005:2 -115 31 = 55534243 0a000000 00000000 00000600 00000000 00000000 00000000 000000 e5d7aa40 4262292054 C Bo:7:005:2 0 31 > e5d7aa40 4262292058 S Bi:7:005:1 -115 13 < e5d7aa40 4262292303 C Bi:7:005:1 0 13 = 55534253 0a000000 00000000 01 e5d7aa40 4262292306 S Bo:7:005:2 -115 31 = 55534243 0b000000 12000000 80000603 00000012 00000000 00000000 000000 e5d7aa40 4262292429 C Bo:7:005:2 0 31 > f36a8240 4262292433 S Bi:7:005:1 -115 18 < f36a8240 4262292678 C Bi:7:005:1 0 18 = 70000200 0000000a 00000000 3a000000 0000 e5d7aa40 4262292681 S Bi:7:005:1 -115 13 < e5d7aa40 4262292804 C Bi:7:005:1 0 13 = 55534253 0b000000 00000000 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