[OpenPower-Firmware] How to flash openPOWER on a Habanero system (8348-21C)

[Klaus Heinrich Kiwi]

Didn't realize Nick wasn't cc'ed in Dan's email, so adding him now.

On 2/2/2021 3:35 PM, Klaus Heinrich Kiwi wrote:
> 
> 
> On 1/26/2021 2:39 PM, Dan Horák wrote:
>> On Tue, 26 Jan 2021 17:46:52 +0100
>> Nick Singer <nsinger at suse.de> wrote:
>>
>>> Hello everybody,
>>>
>>> I'm currently trying to update petitboot as it can't find (newer?) grub
>>> entries any longer. For this I successfully build openPOWER with the
>>> latest version which still has Habanero support (tag v2.5).
>>>
>>>  From what I found out so far I need to use the pflash utility
>>> (https://github.com/open-power/skiboot/tree/master/external/pflash) to
>>> flash this newer build. Unfortunately this results in the following error:
>>
>> have you tried flashing the PNOR from the BMC? IIRC that's how I have
>> updated mine.
>>
> 
> Nick,
> 
>   any updates here? Have you tried to update through the BMC?
> 
> 
>>         Dan
>>
>>> nsinger at QA-Power8-4-kvm:~/git/skiboot/external/pflash> sudo ./pflash -e
>>> -p /home/nsinger/git/skiboot/external/pflash/habanero_update.pnor
>>> About to erase 0x00000000..0x02000000 !
>>> WARNING ! This will modify your HOST flash chip content !
>>> Enter "yes" to confirm:yes
>>> Erasing...
>>> [                                                  ] 0%mtd_erase: IOCTL
>>> to kernel failed! Input/output error
>>> Failed to blocklevel_smart_erase(): 3
>>>
>>> dmesg/mtd also logs the following: `[97148.322331] mtd mtd0:
>>> opal_flash_async_op(op=2) failed (rc -6)`
> 
> 
> What skiboot version are you using? There was a fix on 5.4.0 that could be related:
> https://github.com/open-power/skiboot/issues/44
> 
> (it might mean you need to pair the pflash utility with the skiboot version
> you are currently using)
> 
> Thanks,
> 
>   -Klaus
> 

-- 
Klaus Heinrich Kiwi <klaus at linux.vnet.ibm.com>