12.2-BETA1 iwm init failed on Intel 9560 (ThinkPad X1 Carbon Gen7)

[Bjoern A. Zeeb]

On 13 Sep 2020, at 5:30, sreehari wrote:

> I just realized the link may be broken because of the dot after, here
> it is: https://dmesgd.nycbug.org/index.cgi?do=view&id=5669
>
> On Sat, Sep 12, 2020 at 10:25 PM sreehari <sreeharisreedev1 at gmail.com> 
> wrote:
>>
>> I tested FreeBSD 12.2-BETA1 and I have a ThinkPad X1 Carbon Gen7
>> (which has an Intel 9560 wifi chipset), and I was looking forward to
>> working wifi in the next FreeBSD release. I see that some work was
>> done to add support for my wifi chipset, and I appreciate the 
>> efforts!
>> I just thought that this information would be helpful to developers 
>> to
>> ensure that wifi properly functions for more people in time for the
>> full 12.2-RELEASE. Basically, iwm does indeed detect my “Intel(R) 
>> Dual
>> Band Wireless AC 9560” unlike in 12.1-RELEASE, but it seems to fail 
>> on
>> firmware or ucode loading with these lines:
>>
>>
>> iwm0: <Intel(R) Dual Band Wireless AC 9560> mem 0xea238000-0xea23bfff
>> at device 20.3 on pci0
>> iwm0: fw chunk addr 0x404000 len 712 failed to load
>> iwm0: iwm_pcie_load_section: Could not load the [0] uCode section
>> iwm0: iwm_start_fw: failed 60
>> iwm0: Failed to start INIT ucode: 60
>>
>> I believe that wifi did in fact work in the September 10th prerelease
>> build (I may be wrong), but the system was still pretty unusable for
>> different or possibly related reasons so maybe that could be of help.
>> I’ve attached a full dmesg to
>> https://dmesgd.nycbug.org/index.cgi?do=view&id=5669.


I’l follow-up on the PR you also opened here 
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=249287

/bz