wifi: assignment of PCI device failed

Alexander Boettcher alexander.boettcher at ...1...
Mon Dec 4 22:14:50 CET 2017


Hello,

On 04.12.2017 10:04, Johannes Kliemann wrote:
> Hi all,
> 
> I tried to use the Wifi driver for Intel wifi chips.
> When running the driver I get the following messages:
> 
>> [platform_drv] Error: wifi_drv -> : assignment of PCI device 4:0.0
> failed phys=0xf8400000 virt=0x10
> and
> 
>> [wifi_drv] [iwl_trans_pcie_grap_nic_access] *WARN* Timeout waiting for
> hardware access (CSR_GP_CNTRL 0xffffffff)
> 
> The corresponding run file [1] is explicitly written without any default
> routes. I can only provide a photo of the log output [2] (at least the
> visible part) as I don't have any other debug method yet on this hardware.
> 
> I thought that this was a missing route but I couldn't find a related
> message and assigning default routes didn't fix it.
> The error seems to appear in
> repos/base-nova/src/core/pd_session_support.cc:assign_pci returning
> false but I couldn't find out why this happens.
> Does anyone have an idea?

What is or maybe are the value(s) for the variable 'res' in
repos/base-nova/src/core/pd_session_support.cc:assign_pci ?

-- 
Alexander Boettcher
Genode Labs

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