Date: Sun, 5 Jan 2020 16:32:35 +0200 From: Daniel Braniss <danny@cs.huji.ac.il> To: Hans Petter Selasky <hps@selasky.org> Cc: freeBSD-STABLE Mailing List <freebsd-stable@freebsd.org> Subject: Re: usb QR reader Message-ID: <114886FC-0A9E-4E82-BA90-D26934D8512E@cs.huji.ac.il> In-Reply-To: <56cba05f-d475-55bc-88fe-c1fdd7e292a8@selasky.org> References: <7DC305EC-7B3F-4859-ABAC-3FF1B2F84B30@cs.huji.ac.il> <ED5B34EE-413D-4291-9968-8FF937F0E87F@cs.huji.ac.il> <56cba05f-d475-55bc-88fe-c1fdd7e292a8@selasky.org>
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> On 3 Jan 2020, at 13:05, Hans Petter Selasky <hps@selasky.org> wrote: >=20 > On 2020-01-03 11:56, Daniel Braniss wrote: >> Hi Hans, >> can you shed some light/help? >> thanks, >> danny >>> On 2 Jan 2020, at 11:11, Daniel Braniss <danny@cs.huji.ac.il> wrote: >>>=20 >>> Hi, >>> after connecting this QR reader I see a new /dev/ttyU but as soon as = I try tip, >>> the device disconnects. (BTW, it=E2=80=99s configured as a = =E2=80=98Virtual Serial Port=E2=80=99) >>>=20 >>> dmsg: >>> =E2=80=A6 >>> Jan 2 10:54:57 pampero kernel: umodem0 on uhub1 >>> Jan 2 10:54:57 pampero kernel: umodem0: <SM SM-2D PRODUCT USB UART, = class 2/0, rev 1.10/1.00, addr 38> on usbus0 >>> Jan 2 10:54:57 pampero kernel: umodem0: data interface 1, has no CM = over data, has no break >>> Jan 2 10:56:01 pampero kernel: umodem0: at uhub1, port 2, addr 38 = (disconnected) >>> Jan 2 10:56:02 pampero kernel: umodem0: >>> Jan 2 10:56:02 pampero kernel: detached >>> Jan 2 10:56:03 pampero kernel: umodem0 on uhub1 >>> Jan 2 10:56:03 pampero kernel: umodem0: <SM SM-2D PRODUCT USB UART, = class 2/0, rev 1.10/1.00, addr 38> on usbus0 >>> Jan 2 10:56:03 pampero kernel: umodem0: data interface 1, has no CM = over data, has no break >>> =E2=80=A6 >>>=20 >>> and usbconfig: >>> pampero# usbconfig >>> ugen0.1: <0x8086 XHCI root HUB> at usbus0, cfg=3D0 md=3DHOST = spd=3DSUPER (5.0Gbps) pwr=3DSAVE (0mA) >>> ugen0.2: <GenesysLogic USB2.0 Hub> at usbus0, cfg=3D0 md=3DHOST = spd=3DHIGH (480Mbps) pwr=3DSAVE (500mA) >>> ugen0.4: <Logitech USB Receiver> at usbus0, cfg=3D0 md=3DHOST = spd=3DFULL (12Mbps) pwr=3DON (98mA) >>> ugen0.5: <Prolific Technology Inc. USB-Serial Controller> at usbus0, = cfg=3D0 md=3DHOST spd=3DFULL (12Mbps) pwr=3DON (100mA) >>> ugen0.6: <GenesysLogic USB3.0 Hub> at usbus0, cfg=3D0 md=3DHOST = spd=3DSUPER (5.0Gbps) pwr=3DSAVE (0mA) >>> ugen0.3: <Silicon Labs CP2102 USB to UART Bridge Controller> at = usbus0, cfg=3D0 md=3DHOST spd=3DFULL (12Mbps) pwr=3DON (100mA) >>> ugen0.7: <SM SM-2D PRODUCT USB UART> at usbus0, cfg=3D0 md=3DHOST = spd=3DFULL (12Mbps) pwr=3DON (100mA) <=E2=80=94 this is the QR >>>=20 >>> any ideas? >=20 > Can you run: >=20 > usbdump -i usbus0 -f 7 -s 65536 -vvv >=20 > Before attaching the device. Make sure numbers after ugen are 0 and 7. = Look for non ERR=3D0 . >=20 > =E2=80=94HPS so I connected the QR reader to another host, running 12.1 stable. neo-black-2# usbconfig ugen0.1: <Generic EHCI root HUB> at usbus0, cfg=3D0 md=3DHOST spd=3DHIGH = (480Mbps) pwr=3DSAVE (0mA) ugen1.1: <Generic OHCI root HUB> at usbus1, cfg=3D0 md=3DHOST spd=3DFULL = (12Mbps) pwr=3DSAVE (0mA) ugen2.1: <Generic EHCI root HUB> at usbus2, cfg=3D0 md=3DHOST spd=3DHIGH = (480Mbps) pwr=3DSAVE (0mA) ugen3.1: <Generic OHCI root HUB> at usbus3, cfg=3D0 md=3DHOST spd=3DFULL = (12Mbps) pwr=3DSAVE (0mA) ugen4.1: <Generic EHCI root HUB> at usbus4, cfg=3D0 md=3DHOST spd=3DHIGH = (480Mbps) pwr=3DSAVE (0mA) ugen5.1: <Generic OHCI root HUB> at usbus5, cfg=3D0 md=3DHOST spd=3DFULL = (12Mbps) pwr=3DSAVE (0mA) ugen5.2: <SM SM-2D PRODUCT USB UART> at usbus5, cfg=3D0 md=3DHOST = spd=3DFULL (12Mbps) pwr=3DON (100mA) and so i did=20 neo-black-2# usbdump -i usbus5 -f2 -s 65536 -vvv nothing happens, so this is what I get after typing =E2=80=99tip usb=E2=80= =99 and nothing else - i don=E2=80=99t know who is doing the chitchat = and after a very short while it disconnects. 16:25:16.753606 usbus5.2 = SUBM-INTR-EP=3D00000082,SPD=3DFULL,NFR=3D1,SLEN=3D0,IVAL=3D5 frame[0] READ 64 bytes flags 0x8a <SHORT_XFER_OK|PIPE_BOF|NO_PIPE_OK|0> status 0xeb023 = <OPEN|TRANSFERRING|STARTED|SHORT_XFER_OK|BDMA_ENABLE|BDMA_SETUP|CURR_DMA_S= ET|CAN_CANCEL_IMMED|DOING_CALLBACK|0> 16:25:16.753645 usbus5.2 = SUBM-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D1,SLEN=3D8,IVAL=3D0 frame[0] WRITE 8 bytes 0000 21 22 01 00 00 00 00 00 -- -- -- -- -- -- -- -- |!"...... = | flags 0x10 <PROXY_BUFFER|0> status 0xea1a3 = <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|= CURR_DMA_SET|CAN_CANCEL_IMMED|DOING_CALLBACK|0> 16:25:16.755271 usbus5.2 = DONE-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D1,SLEN=3D0,IVAL=3D0,ERR=3D0 frame[0] WRITE 8 bytes flags 0x10 <PROXY_BUFFER|0> status 0xca1a1 = <OPEN|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|CAN_CANCEL_IM= MED|DOING_CALLBACK|0> 16:25:16.808281 usbus5.2 = SUBM-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D1,SLEN=3D8,IVAL=3D50 frame[0] WRITE 8 bytes 0000 02 01 00 00 81 00 00 00 -- -- -- -- -- -- -- -- |........ = | flags 0 <0> status 0x6a1a3 = <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|= CURR_DMA_SET|CAN_CANCEL_IMMED|0> 16:25:17.790304 usbus5.2 = SUBM-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D1,SLEN=3D8,IVAL=3D0 frame[0] WRITE 8 bytes 0000 21 22 03 00 00 00 00 00 -- -- -- -- -- -- -- -- |!"...... = | flags 0x10 <PROXY_BUFFER|0> status 0x4a1a3 = <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|= CAN_CANCEL_IMMED|0> 16:25:17.790346 usbus5.2 = DONE-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D0,SLEN=3D0,IVAL=3D50,ERR=3DTIMEOU= T flags 0 <0> status 0x8a1a5 = <OPEN|DID_DMA_DELAY|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP= |DOING_CALLBACK|0> 16:25:18.797312 usbus5.2 = DONE-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D0,SLEN=3D0,IVAL=3D0,ERR=3DTIMEOUT= flags 0x10 <PROXY_BUFFER|0> status 0xaa1a5 = <OPEN|DID_DMA_DELAY|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP= |CURR_DMA_SET|DOING_CALLBACK|0> 16:25:18.850220 usbus5.2 = SUBM-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D1,SLEN=3D8,IVAL=3D50 frame[0] WRITE 8 bytes 0000 02 01 00 00 81 00 00 00 -- -- -- -- -- -- -- -- |........ = | flags 0 <0> status 0x4a1a3 = <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|= CAN_CANCEL_IMMED|0> 16:25:18.867314 usbus5.2 = DONE-BULK-EP=3D00000081,SPD=3DFULL,NFR=3D0,SLEN=3D0,IVAL=3D0,ERR=3DCANCELL= ED flags 0xa <SHORT_XFER_OK|PIPE_BOF|0> status 0xab00c = <DID_DMA_DELAY|DID_CLOSE|SHORT_XFER_OK|BDMA_ENABLE|BDMA_SETUP|CURR_DMA_SET= |DOING_CALLBACK|0> 16:25:18.867332 usbus5.2 = DONE-INTR-EP=3D00000082,SPD=3DFULL,NFR=3D0,SLEN=3D0,IVAL=3D5,ERR=3DCANCELL= ED flags 0x8a <SHORT_XFER_OK|PIPE_BOF|NO_PIPE_OK|0> status 0x8b01c = <DID_DMA_DELAY|DID_CLOSE|DRAINING|SHORT_XFER_OK|BDMA_ENABLE|BDMA_SETUP|DOI= NG_CALLBACK|0> 16:25:19.854309 usbus5.2 = SUBM-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D1,SLEN=3D8,IVAL=3D0 frame[0] WRITE 8 bytes 0000 00 09 00 00 00 00 00 00 -- -- -- -- -- -- -- -- |........ = | flags 0x10 <PROXY_BUFFER|0> status 0x6a1a3 = <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|= CURR_DMA_SET|CAN_CANCEL_IMMED|0> 16:25:19.854355 usbus5.2 = DONE-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D0,SLEN=3D0,IVAL=3D50,ERR=3DTIMEOU= T flags 0 <0> status 0xaa1a5 = <OPEN|DID_DMA_DELAY|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP= |CURR_DMA_SET|DOING_CALLBACK|0> 16:25:24.793325 usbus5.2 = DONE-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D0,SLEN=3D0,IVAL=3D0,ERR=3DTIMEOUT= flags 0x10 <PROXY_BUFFER|0> status 0x8a1a5 = <OPEN|DID_DMA_DELAY|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP= |DOING_CALLBACK|0> 16:25:25.382614 usbus5.2 = SUBM-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D1,SLEN=3D8,IVAL=3D0 frame[0] WRITE 8 bytes 0000 00 05 02 00 00 00 00 00 -- -- -- -- -- -- -- -- |........ = | flags 0x50 <PROXY_BUFFER|MANUAL_STATUS|0> status 0xea3a3 = <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|CONTROL_ACT|BDMA_ENABLE= |BDMA_SETUP|CURR_DMA_SET|CAN_CANCEL_IMMED|DOING_CALLBACK|0> 16:25:25.383872 usbus5.2 = DONE-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D1,SLEN=3D0,IVAL=3D0,ERR=3D0 frame[0] WRITE 8 bytes flags 0x50 <PROXY_BUFFER|MANUAL_STATUS|0> status 0xca3a1 = <OPEN|STARTED|CONTROL_XFR|CONTROL_HDR|CONTROL_ACT|BDMA_ENABLE|BDMA_SETUP|C= AN_CANCEL_IMMED|DOING_CALLBACK|0> 16:25:25.383895 usbus5.2 = SUBM-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D1,SLEN=3D0,IVAL=3D0 frame[0] WRITE 0 bytes flags 0x10 <PROXY_BUFFER|0> status 0xca0a3 = <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|BDMA_ENABLE|BDMA_SETUP|CAN_CANCEL_I= MMED|DOING_CALLBACK|0> 16:25:25.385856 usbus5.2 = DONE-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D1,SLEN=3D0,IVAL=3D0,ERR=3D0 frame[0] WRITE 0 bytes flags 0x10 <PROXY_BUFFER|0> status 0xea0a1 = <OPEN|STARTED|CONTROL_XFR|BDMA_ENABLE|BDMA_SETUP|CURR_DMA_SET|CAN_CANCEL_I= MMED|DOING_CALLBACK|0> 16:25:25.399468 usbus5.2 = SUBM-CTRL-EP=3D00000080,SPD=3DFULL,NFR=3D2,SLEN=3D8,IVAL=3D0 frame[0] WRITE 8 bytes 0000 80 06 00 01 00 00 08 00 -- -- -- -- -- -- -- -- |........ = | frame[1] READ 8 bytes flags 0x10 <PROXY_BUFFER|0> status 0xea1a3 = <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|= CURR_DMA_SET|CAN_CANCEL_IMMED|DOING_CALLBACK|0> 16:25:25.400863 usbus5.2 = DONE-CTRL-EP=3D00000080,SPD=3DFULL,NFR=3D2,SLEN=3D8,IVAL=3D0,ERR=3D0 frame[0] WRITE 8 bytes frame[1] READ 8 bytes 0000 12 01 10 01 02 00 00 40 -- -- -- -- -- -- -- -- |.......@ = | flags 0x10 <PROXY_BUFFER|0> status 0xca1a1 = <OPEN|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|CAN_CANCEL_IM= MED|DOING_CALLBACK|0> 16:25:25.403456 usbus5.2 = SUBM-CTRL-EP=3D00000080,SPD=3DFULL,NFR=3D2,SLEN=3D8,IVAL=3D0 frame[0] WRITE 8 bytes 0000 80 06 00 01 00 00 12 00 -- -- -- -- -- -- -- -- |........ = | frame[1] READ 18 bytes flags 0x10 <PROXY_BUFFER|0> status 0xea1a3 = <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|= CURR_DMA_SET|CAN_CANCEL_IMMED|DOING_CALLBACK|0> 16:25:25.404858 usbus5.2 = DONE-CTRL-EP=3D00000080,SPD=3DFULL,NFR=3D2,SLEN=3D20,IVAL=3D0,ERR=3D0 frame[0] WRITE 8 bytes frame[1] READ 18 bytes 0000 12 01 10 01 02 00 00 40 90 AC 03 30 00 01 01 02 = |.......@...0....| 0010 03 01 -- -- -- -- -- -- -- -- -- -- -- -- -- -- |.. = | flags 0x10 <PROXY_BUFFER|0> status 0xca1a1 = <OPEN|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|CAN_CANCEL_IM= MED|DOING_CALLBACK|0> 16:25:25.404899 usbus5.2 = SUBM-CTRL-EP=3D00000080,SPD=3DFULL,NFR=3D2,SLEN=3D8,IVAL=3D0 frame[0] WRITE 8 bytes 0000 80 06 00 02 00 00 09 00 -- -- -- -- -- -- -- -- |........ = | frame[1] READ 9 bytes flags 0x10 <PROXY_BUFFER|0> status 0xca1a3 = <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|= CAN_CANCEL_IMMED|DOING_CALLBACK|0> 16:25:25.406879 usbus5.2 = DONE-CTRL-EP=3D00000080,SPD=3DFULL,NFR=3D2,SLEN=3D12,IVAL=3D0,ERR=3D0 frame[0] WRITE 8 bytes frame[1] READ 9 bytes 0000 09 02 43 00 02 01 00 80 32 -- -- -- -- -- -- -- |..C.....2 = | flags 0x10 <PROXY_BUFFER|0> status 0xea1a1 = <OPEN|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|CURR_DMA_SET|= CAN_CANCEL_IMMED|DOING_CALLBACK|0> 16:25:25.406919 usbus5.2 = SUBM-CTRL-EP=3D00000080,SPD=3DFULL,NFR=3D2,SLEN=3D8,IVAL=3D0 frame[0] WRITE 8 bytes 0000 80 06 00 02 00 00 43 00 -- -- -- -- -- -- -- -- |......C. = | frame[1] READ 67 bytes flags 0x10 <PROXY_BUFFER|0> status 0xea1a3 = <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|= CURR_DMA_SET|CAN_CANCEL_IMMED|DOING_CALLBACK|0> 16:25:25.408865 usbus5.2 = DONE-CTRL-EP=3D00000080,SPD=3DFULL,NFR=3D2,SLEN=3D68,IVAL=3D0,ERR=3D0 frame[0] WRITE 8 bytes frame[1] READ 67 bytes 0000 09 02 43 00 02 01 00 80 32 09 04 00 00 01 02 02 = |..C.....2.......| 0010 01 00 05 24 00 10 01 05 24 01 00 01 04 24 02 02 = |...$....$....$..| 0020 05 24 06 00 01 07 05 82 03 40 00 05 09 04 01 00 = |.$.......@......| 0030 02 0A 00 00 00 07 05 81 02 40 00 00 07 05 01 02 = |.........@......| 0040 40 00 00 -- -- -- -- -- -- -- -- -- -- -- -- -- |@.. = | flags 0x10 <PROXY_BUFFER|0> status 0xca1a1 = <OPEN|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|CAN_CANCEL_IM= MED|DOING_CALLBACK|0> 16:25:25.408897 usbus5.2 = SUBM-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D1,SLEN=3D8,IVAL=3D0 frame[0] WRITE 8 bytes 0000 00 09 01 00 00 00 00 00 -- -- -- -- -- -- -- -- |........ = | flags 0x10 <PROXY_BUFFER|0> status 0xca1a3 = <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|= CAN_CANCEL_IMMED|DOING_CALLBACK|0> 16:25:25.410856 usbus5.2 = DONE-CTRL-EP=3D00000000,SPD=3DFULL,NFR=3D1,SLEN=3D0,IVAL=3D0,ERR=3D0 frame[0] WRITE 8 bytes flags 0x10 <PROXY_BUFFER|0> status 0xea1a1 = <OPEN|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|CURR_DMA_SET|= CAN_CANCEL_IMMED|DOING_CALLBACK|0> ^C 27 packets captured 27 packets received by filter 0 packets dropped by kernel=
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