[review] New 'fibocom' plugin

Aleksander Morgado aleksander at aleksander.es
Thu Jul 19 21:16:13 UTC 2018


Hey,

>> You may know this better than me; are all DIAG ports from all qualcomm
>> modems ever of the same class/subclass/protocol? i.e. Cls=ff(vend.)
>> Sub=ff Prot=ff
>> In other words, should we bother probing QCDM for ports that are not ff/ff/ff?
>
> Hi Aleksander,
>
> at least some Huawei mobiles like ME909u
>
>     Interface Descriptor:
>       bLength                 9
>       bDescriptorType         4
>       bInterfaceNumber        1
>       bAlternateSetting       0
>       bNumEndpoints           2
>       bInterfaceClass       255 Vendor Specific Class
>       bInterfaceSubClass      1
>       bInterfaceProtocol     19
>       iInterface             51 HUAWEI Mobile Connect - Application Interface
>
> and Cinterion PLS8 with firmware >= 02.x
>
>     Interface Descriptor:
>       bLength                 9
>       bDescriptorType         4
>       bInterfaceNumber        9
>       bAlternateSetting       0
>       bNumEndpoints           2
>       bInterfaceClass        10 CDC Data
>       bInterfaceSubClass      0 Unused
>       bInterfaceProtocol      0
>       iInterface              8 CDC ACM Data for DIAG
>
> are exceptions to the rule.
>

Oh well, those 2 examples are already too many, I don't think the
ff/ff/ff suggestion is a good one :)

-- 
Aleksander
https://aleksander.es


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