umodem0, Cisco USB serial console, and quirks

[Andrey V. Elsukov]

On 02.11.2018 11:45, Hans Petter Selasky wrote:
>>> And it seems in Linux it is handled by generic CDC ACM driver without
>>> any quirks. So, I think the problem is with our umodem(4) or ucom(4)
>>> driver.
>>>
>> No, I didn't.
>>
>> The usbmon dumps above are still there, and if someone can suggest
>> anything else I can do to help, lemme know.
>>
> 
> Hi,
> 
> Are there any errors printed in dmesg for this device?
> 
> What does "usbconfig -d X.Y dump_device_desc dump_curr_config_desc"
> where X.Y are numbers after ugenX.Y, output?

Hi,

no errors, it looks like it should work, but cu(1) doesn't show the
console output.

# kldload umodem
umodem0 on uhub1
umodem0: <Cisco Cisco USB Console, class 2/0, rev 2.00/0.00, addr 1> on
usbus0
umodem0: data interface 1, has no CM over data, has no break

# usbconfig -d ugen0.2 dump_device_desc dump_curr_config_desc
ugen0.2: <Cisco Cisco USB Console> at usbus0, cfg=0 md=HOST spd=FULL
(12Mbps) pwr=ON (100mA)

  bLength = 0x0012
  bDescriptorType = 0x0001
  bcdUSB = 0x0200
  bDeviceClass = 0x0002  <Communication device>
  bDeviceSubClass = 0x0000
  bDeviceProtocol = 0x0000
  bMaxPacketSize0 = 0x0008
  idVendor = 0x05a6
  idProduct = 0x0009
  bcdDevice = 0x0000
  iManufacturer = 0x0001  <Cisco>
  iProduct = 0x0002  <Cisco USB Console>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001


 Configuration index 0

    bLength = 0x0009
    bDescriptorType = 0x0002
    wTotalLength = 0x0043
    bNumInterfaces = 0x0002
    bConfigurationValue = 0x0001
    iConfiguration = 0x0003  <USB-UART Configuration>
    bmAttributes = 0x00c0
    bMaxPower = 0x0032

    Interface 0
      bLength = 0x0009
      bDescriptorType = 0x0004
      bInterfaceNumber = 0x0000
      bAlternateSetting = 0x0000
      bNumEndpoints = 0x0001
      bInterfaceClass = 0x0002  <Communication device>
      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 = 0x0002
        bRefresh = 0x0000
        bSynchAddress = 0x0000


    Interface 1
      bLength = 0x0009
      bDescriptorType = 0x0004
      bInterfaceNumber = 0x0001
      bAlternateSetting = 0x0000
      bNumEndpoints = 0x0002
      bInterfaceClass = 0x000a  <CDC-data>
      bInterfaceSubClass = 0x0000
      bInterfaceProtocol = 0x0000
      iInterface = 0x0000  <no string>

     Endpoint 0
        bLength = 0x0007
        bDescriptorType = 0x0005
        bEndpointAddress = 0x0082  <IN>
        bmAttributes = 0x0002  <BULK>
        wMaxPacketSize = 0x0040
        bInterval = 0x0000
        bRefresh = 0x0000
        bSynchAddress = 0x0000

     Endpoint 1
        bLength = 0x0007
        bDescriptorType = 0x0005
        bEndpointAddress = 0x0003  <OUT>
        bmAttributes = 0x0002  <BULK>
        wMaxPacketSize = 0x0020
        bInterval = 0x0000
        bRefresh = 0x0000
        bSynchAddress = 0x0000


# cu -l /dev/cuaU0
Connected

<nothing here>

-- 
WBR, Andrey V. Elsukov

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 554 bytes
Desc: OpenPGP digital signature
URL: <http://lists.freebsd.org/pipermail/freebsd-usb/attachments/20181102/c81a402a/attachment.sig>