Re: Fwd: umodem (4) recognize a CDC-ACM device

On Wed, Jun 2, 2010 at 12:50 PM, Hans Petter Selasky <hselasky_at_c2i.net> wrote:
> On Wednesday 02 June 2010 03:23:47 Garrett Cooper wrote:
>> Looks like this device might be a bit quirky... Just forwarding to you
>> to see if you had any details for the OP.
>> Thanks!
>> -Garrett
>
> Hi,
>
> Can you dump the USB descriptors of your device?

Hi, right now I can do this at "FreeBSD 8.0-RELEASE-p2 #8 r206060M",
but If you prefer tonight I can dump from 'freebsd-current' box.

Thank you

# usbconfig -u 2 -a 2 dump_device_desc dump_curr_config_desc
ugen2.2: <USB-232 www.recursion.jp> at usbus2, cfg=0 md=HOST spd=LOW
(1.5Mbps) pwr=ON

  bLength = 0x0012
  bDescriptorType = 0x0001
  bcdUSB = 0x0110
  bDeviceClass = 0x0002
  bDeviceSubClass = 0x0000
  bDeviceProtocol = 0x0000
  bMaxPacketSize0 = 0x0008
  idVendor = 0x16c0
  idProduct = 0x05e1
  bcdDevice = 0x0100
  iManufacturer = 0x0001  <www.recursion.jp>
  iProduct = 0x0002  <USB-232>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001


 Configuration index 0

    bLength = 0x0009
    bDescriptorType = 0x0002
    wTotalLength = 0x0043
    bNumInterfaces = 0x0002
    bConfigurationValue = 0x0001
    iConfiguration = 0x0000  <no string>
    bmAttributes = 0x0080
    bMaxPower = 0x0032

    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, 0x03, 0x01


     Endpoint 0
        bLength = 0x0007
        bDescriptorType = 0x0005
        bEndpointAddress = 0x0083
        bmAttributes = 0x0003
        wMaxPacketSize = 0x0008
        bInterval = 0x00ff
        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 = 0x0001
        bmAttributes = 0x0002
        wMaxPacketSize = 0x0008
        bInterval = 0x0000
        bRefresh = 0x0000
        bSynchAddress = 0x0000

     Endpoint 1
        bLength = 0x0007
        bDescriptorType = 0x0005
        bEndpointAddress = 0x0081
        bmAttributes = 0x0002
        wMaxPacketSize = 0x0008
        bInterval = 0x0000
        bRefresh = 0x0000
        bSynchAddress = 0x0000


-- 
Marcelo Rossi
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