Date: Sun, 23 Jun 2013 16:17:32 +0200 From: Ian FREISLICH <ianf@clue.co.za> To: Hans Petter Selasky <hps@bitfrost.no> Cc: current@freebsd.org Subject: Re: usb ACM device doesn't work Message-ID: <E1Uql6j-000B1A-Qc@clue.co.za> In-Reply-To: <51C6EF34.5090508@bitfrost.no> References: <51C6EF34.5090508@bitfrost.no> <51C6159D.3080205@bitfrost.no> <8316A74D-7816-497C-851E-9D13A658C835@gsoft.com.au> <E1Uq6Fq-0000NI-12@clue.co.za> <E1UqSxQ-0000hB-JI@clue.co.za> <E1Uqfje-0000Ka-I2@clue.co.za>
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Hans Petter Selasky wrote:
> On 06/23/13 10:33, Ian FREISLICH wrote:
> > status 0xea1a1 <OPEN|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SET
UP|CURR_DMA_SET|CAN_CANCEL_IMMED|DOING_CALLBACK|0>
> > 10:29:19.904434 usbus0.2 SUBM-BULK-EP=00000002,SPD=FULL,NFR=1,SLEN=4,IVAL=0
> > frame[0] WRITE 1 bytes
> > 0000 6F -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- |o
|
> > flags 0x9 <FORCE_SHORT_XFER|PIPE_BOF|0>
> > status 0x4a023 <OPEN|TRANSFERRING|STARTED|BDMA_ENABLE|BDMA_SETUP|CAN_CANC
EL_IMMED|0>
>
> If you don't get a DONE-BULK-EP=00000002, then the device does not
> receive the data. It is blocking the write. Did you set the correct baud
> rate?
I did. It's 9600.
> Also, what does usbconfig -d X.Y dump_device_desc dump_curr_config_desc
> say ?
[zen] ~ # usbconfig -d ugen0.2 dump_device_desc
ugen0.2: <USB CDC COM KMT> at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON (0mA)
bLength = 0x0012
bDescriptorType = 0x0001
bcdUSB = 0x0110
bDeviceClass = 0x0002
bDeviceSubClass = 0x0000
bDeviceProtocol = 0x0000
bMaxPacketSize0 = 0x0008
idVendor = 0x04d8
idProduct = 0xfef9
bcdDevice = 0x0100
iManufacturer = 0x0001 <KMT>
iProduct = 0x0002 <USB CDC COM>
iSerialNumber = 0x0000 <no string>
bNumConfigurations = 0x0001
[zen] ~ # usbconfig -d ugen0.2 dump_curr_config_desc
ugen0.2: <USB CDC COM KMT> at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON (0mA)
Configuration index 0
bLength = 0x0009
bDescriptorType = 0x0002
wTotalLength = 0x0043
bNumInterfaces = 0x0002
bConfigurationValue = 0x0001
iConfiguration = 0x0000 <no string>
bmAttributes = 0x00c0
bMaxPower = 0x0000
Interface 0
bLength = 0x0009
bDescriptorType = 0x0004
bInterfaceNumber = 0x0000
bAlternateSetting = 0x0000
bNumEndpoints = 0x0001
bInterfaceClass = 0x0002
bInterfaceSubClass = 0x0002
bInterfaceProtocol = 0x0001
iInterface = 0x0000 <no string>
Additional Descriptor
bLength = 0x05
bDescriptorType = 0x24
bDescriptorSubType = 0x00
RAW dump:
0x00 | 0x05, 0x24, 0x00, 0x10, 0x01
Additional Descriptor
bLength = 0x04
bDescriptorType = 0x24
bDescriptorSubType = 0x02
RAW dump:
0x00 | 0x04, 0x24, 0x02, 0x02
Additional Descriptor
bLength = 0x05
bDescriptorType = 0x24
bDescriptorSubType = 0x06
RAW dump:
0x00 | 0x05, 0x24, 0x06, 0x00, 0x01
Additional Descriptor
bLength = 0x05
bDescriptorType = 0x24
bDescriptorSubType = 0x01
RAW dump:
0x00 | 0x05, 0x24, 0x01, 0x00, 0x01
Endpoint 0
bLength = 0x0007
bDescriptorType = 0x0005
bEndpointAddress = 0x0081 <IN>
bmAttributes = 0x0003 <INTERRUPT>
wMaxPacketSize = 0x0008
bInterval = 0x00fa
bRefresh = 0x0000
bSynchAddress = 0x0000
Interface 1
bLength = 0x0009
bDescriptorType = 0x0004
bInterfaceNumber = 0x0001
bAlternateSetting = 0x0000
bNumEndpoints = 0x0002
bInterfaceClass = 0x000a
bInterfaceSubClass = 0x0000
bInterfaceProtocol = 0x0000
iInterface = 0x0000 <no string>
Endpoint 0
bLength = 0x0007
bDescriptorType = 0x0005
bEndpointAddress = 0x0002 <OUT>
bmAttributes = 0x0002 <BULK>
wMaxPacketSize = 0x0040
bInterval = 0x0001
bRefresh = 0x0000
bSynchAddress = 0x0000
Endpoint 1
bLength = 0x0007
bDescriptorType = 0x0005
bEndpointAddress = 0x0082 <IN>
bmAttributes = 0x0002 <BULK>
wMaxPacketSize = 0x0040
bInterval = 0x0001
bRefresh = 0x0000
bSynchAddress = 0x0000
--
Ian Freislich
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