[Skiboot] [RFC PATCH] opal: Extract sw checkstop fir address from HDAT.

Mahesh Jagannath Salgaonkar mahesh at linux.vnet.ibm.com
Tue Aug 22 12:41:05 AEST 2017


On 08/22/2017 07:21 AM, Stewart Smith wrote:
> Vasant Hegde <hegdevasant at linux.vnet.ibm.com> writes:
>> On 08/16/2017 07:21 PM, Mahesh J Salgaonkar wrote:
>>> From: Mahesh Salgaonkar <mahesh at linux.vnet.ibm.com>
>>>
>>> Extract sw checkstop fir address info from HDAT and populate device tree
>>> node ibm,sw-checkstop-fir.
>>>
>>> This patch is required for OPAL_CEC_REBOOT2 OPAL call to work as expected
>>> on p9.
>>>
>>> This is an RFC patch need to be tested.
>>>
>>> Signed-off-by: Mahesh Salgaonkar <mahesh at linux.vnet.ibm.com>
>>
>> I've verified. At least HDAT is getting populated.
>>
>>
>> hexdump -C ibm,sw-checkstop-fir
>> 00000000  05 01 20 00 00 00 00 1f                           |.. .....|
>> 00000008
> 
> Mahesh - let me know when this is no longer RFC, I know a bunch of folk
> are waiting on this.
> 

Stewart, This patch is working as per expectation. No further changes
are required from OPAL side. I have respin this patch with minor changes
in patch description at http://patchwork.ozlabs.org/patch/804235/

Thanks,
-Mahesh.



More information about the Skiboot mailing list