[Macchiato] [EXT] Network driver crash

[Marcin Wojtas]

Hi Jeremy,

2018-03-08 21:18 GMT+01:00 Jeremy Linton <jeremy.linton at arm.com>:
> Hi,
>
> On 03/06/2018 05:17 PM, Marcin Wojtas wrote:
>>
>> HI Jeremy,
>>
>> 2018-03-06 22:08 GMT+01:00 Jeremy Linton <Jeremy.Linton at arm.com>:
>>>
>>> Hi,
>>>
>>>
>>>
>>> So I was running Leif’s firmware (as well as a build of my own from early
>>> January) and they were having the problems with the 1G port as well.
>>>
>>>
>>>
>>> I tossed the latest 4.16 DTB in the firmware build and that fixed the
>>> network problem, except I also made the mistake of pulling forward the
>>> edk2/openplatform/atf/marvell-binary tree’s too, and ended up disabling
>>> the
>>> flash based UEFI variable store because It seems the mem mapping to the
>>> SPI
>>> flash is somehow broken. Basically it spews “Firmware Volume for Variable
>>> Store is corrupted”.
>>>
>>
>> Thanks for confirming the DTBs.
>>
>> I updated marvell-armada-wip branch with 3 new commits:
>> 150e1b4 - Marvell/Armada: Ensure proper access to memory mapped SPI
>> e3c5b71 - Revert "Platforms/Armada80x0McBin: Use GIC interrupts directly"
>> 61bf1b6 - Revert "Platforms/Armada80x0McBin: Restore old
>> system-controller binding"
>
>
> Sure, will do. Although, it might take me a couple days as I'm trying to
> test a couple other things here too.
>

Thanks.

>
>>
>> I'd appreciate giving a try to boot from SD and checking the network
>> in your setup.
>>
>>>
>>>
>>> PCIe remains broken, as do the 10G ports, but I don’t need the
>>> USB->Ethernet
>>> adapter anymore.
>>>
>>>
>>
>> What do you mean by:
>> 1. "PCIe remains broken" - kernel or firmware? What are the symptoms?
>
>
> This is one of the older boards, where I soldered a resistor. Since that I
> can see the x1 GT710 in the PCIe config space, but accessing the MMIO
> mapping seems to either return 0's or sometimes the driver will crash
> accessing the board (this board/kernel config works fine in another machine
> using an edk2 based firmware).
>

This is pretty strange, please make sure you use the newest frimware.
Lately there've been multiple x4 gen3 cards tested - one of them with

>>
>> 2. "as do the 10G ports" - ditto?
>
>
> The 10gig ports seem to have something wrong with the phy, they appear in
> linux, but the link up events never happen, and I am unable to pass traffic.
>

Please make sure that your .config sets:
CONFIG_MARVELL_PHY=y
CONFIG_MARVELL_10G_PHY=y

By default above are set to 'm', hence it cannot detect link in such case.

Best regards,
Marcin