EM7455 brick?.

[ipxon]

Hi,
Modem is missing files. It only has the img of the modem, but the img of the pri.
I do not see udev activity.
Attach qmi.log.

root@elmemis-VirtualBox:/tmp/cosas# qmicli -d /dev/cdc-wdm0 --dms-list-stored-images
[/dev/cdc-wdm0] Device list of stored images retrieved:

   [0] Type:    'modem'
       Maximum: '4'

      [modem0]
      Unique ID:     '?_?'
      Build ID:      '02.08.02.00_?'
      Storage index: '1'
      Failure count: '0'

lsusb -v

Bus 001 Device 003: ID 413c:81b6 Dell Computer Corp.
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.10
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0
  bDeviceProtocol         0
  bMaxPacketSize0        64
  idVendor           0x413c Dell Computer Corp.
  idProduct          0x81b6
  bcdDevice            0.06
  iManufacturer           1 Sierra Wireless, Incorporated
  iProduct                2 DW5811e Snapdragon™ X7 LTE
  iSerial                 3 LF62075045031013
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength          139
    bNumInterfaces          2
    bConfigurationValue     1
    iConfiguration          0
    bmAttributes         0xa0
      (Bus Powered)
      Remote Wakeup
    MaxPower              500mA
    Interface Association:
      bLength                 8
      bDescriptorType        11
      bFirstInterface        12
      bInterfaceCount         2
      bFunctionClass          2 Communications
      bFunctionSubClass      14
      bFunctionProtocol       0
      iFunction               0
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber       12
      bAlternateSetting       0
      bNumEndpoints           1
      bInterfaceClass         2 Communications
      bInterfaceSubClass     14
      bInterfaceProtocol      0
      iInterface              0
      CDC Header:
        bcdCDC               1.10
      CDC Union:
        bMasterInterface        12
        bSlaveInterface         13
      CDC MBIM:
        bcdMBIMVersion       1.00
        wMaxControlMessage   4096
        bNumberFilters       32
        bMaxFilterSize       128
        wMaxSegmentSize      2048
        bmNetworkCapabilities 0x20
          8-byte ntb input size
      UNRECOGNIZED CDC:  08 24 1c 00 01 40 dc 05
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x82  EP 2 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0040  1x 64 bytes
        bInterval               9
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber       13
      bAlternateSetting       0
      bNumEndpoints           0
      bInterfaceClass        10 CDC Data
      bInterfaceSubClass      0 Unused
      bInterfaceProtocol      2
      iInterface              0
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber       13
      bAlternateSetting       1
      bNumEndpoints           2
      bInterfaceClass        10 CDC Data
      bInterfaceSubClass      0 Unused
      bInterfaceProtocol      2
      iInterface              0
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x81  EP 1 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x01  EP 1 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
        ** UNRECOGNIZED:  2c ff 42 49 53 54 00 01 04 f5 40 f6 00 00 00 00 01 f7 c4 09 02 f8 88 13 03 f9 10 27 04 fa 10 27 00 09 04 00 00 28 50 a7 c0 06 30 00
Binary Object Store Descriptor:
  bLength                 5
  bDescriptorType        15
  wTotalLength           12
  bNumDeviceCaps          1
  USB 2.0 Extension Device Capability:
    bLength                 7
    bDescriptorType        16
    bDevCapabilityType      2
    bmAttributes   0x00000000
      (Missing must-be-set LPM bit!)
Device Status:     0x0002
  (Bus Powered)
  Remote Wakeup Enabled

qmi.log (40.5 KB)