Intel AC 9560 on Lenovo X1 Extreme

[Bjoern A. Zeeb]

On 14 Jan 2020, at 16:03, Mark Johnston wrote:

> On Mon, Jan 13, 2020 at 09:41:26PM -0800, Ihor Antonov wrote:
>> Hi Mark
>>
>> According to your 
>> comment:https://bugs.freebsd.org/bugzilla/show_bug.cgi?
>> id=227044#c39
>>
>> I have Lenovo X1 Extreme with 9560 card.
>>
>> I am trying to install FreeBSD from latest snapshot [1] but I got no 
>> wifi.
>>
>> in dmesg I see:
>>
>> 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
>>
>> kldunload if_iwm results in automatic reloading of the module and the 
>> error
>> appears again.
>>
>> I am new to FreeBSD Please advice with further troubleshooting steps 
>> or any
>> additional info I might provide
>
> Does iwm0 print any other messages during boot?  Could you provide the
> "pciconf -lv" entry for the iwm device?

It would also be interesting to know which firmware is loaded (e.g., 
what is in loader.conf) and which exact version.

Given it’s a ETIMEOUT it sounds like the firmware just never starts to 
run?


> If you are willing to compile a new driver, it would be useful to see
> what output you get with sc_debug set to 0xffffffff.  We should 
> probably
> make that a tunable.

We should.  I think I did that locally when I was testing your changes a 
while ago:

@@ -5933,7 +6183,7 @@ iwm_attach(device_t dev)
  #ifdef IWM_DEBUG
         SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
             SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, 
"debug",
-           CTLFLAG_RW, &sc->sc_debug, 0, "control debugging");
+           CTLFLAG_RWTUN, &sc->sc_debug, 0, "control debugging");





>
> diff --git a/sys/dev/iwm/if_iwm.c b/sys/dev/iwm/if_iwm.c
> index 4538a0a38113..1ea003a3918a 100644
> --- a/sys/dev/iwm/if_iwm.c
> +++ b/sys/dev/iwm/if_iwm.c
> @@ -6021,6 +6021,8 @@ iwm_attach(device_t dev)
>  	callout_init_mtx(&sc->sc_led_blink_to, &sc->sc_mtx, 0);
>  	TASK_INIT(&sc->sc_es_task, 0, iwm_endscan_cb, sc);
>
> +	sc->sc_debug = 0xffffffff;
> +
>  	error = iwm_dev_check(dev);
>  	if (error != 0)
>  		goto fail;
> _______________________________________________
> freebsd-wireless at freebsd.org mailing list
> https://lists.freebsd.org/mailman/listinfo/freebsd-wireless
> To unsubscribe, send any mail to 
> "freebsd-wireless-unsubscribe at freebsd.org"