[PATCH v2 1/3] powerpc/pseries: Parse control memory access error

Michael Ellerman mpe at ellerman.id.au
Thu Aug 26 12:36:48 AEST 2021


Ganesh <ganeshgr at linux.ibm.com> writes:
> On 8/24/21 12:09 PM, Michael Ellerman wrote:
>> Ganesh Goudar <ganeshgr at linux.ibm.com> writes:
>>> Add support to parse and log control memory access
>>> error for pseries.
>>>
>>> Signed-off-by: Ganesh Goudar <ganeshgr at linux.ibm.com>
>>> ---
>>> v2: No changes in this patch.
>>> ---
>>>   arch/powerpc/platforms/pseries/ras.c | 21 +++++++++++++++++++++
>>>   1 file changed, 21 insertions(+)
>>>
>>> diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c
>>> index 167f2e1b8d39..608c35cad0c3 100644
>>> --- a/arch/powerpc/platforms/pseries/ras.c
>>> +++ b/arch/powerpc/platforms/pseries/ras.c
>>> @@ -80,6 +80,7 @@ struct pseries_mc_errorlog {
>>>   #define MC_ERROR_TYPE_TLB		0x04
>>>   #define MC_ERROR_TYPE_D_CACHE		0x05
>>>   #define MC_ERROR_TYPE_I_CACHE		0x07
>>> +#define MC_ERROR_TYPE_CTRL_MEM_ACCESS	0x08
>> ...
>>>   
>>> +#define MC_ERROR_CTRL_MEM_ACCESS_PTABLE_WALK	0
>>> +#define MC_ERROR_CTRL_MEM_ACCESS_OP_ACCESS	1
>>
>> Where do the above values come from?
>
> It is from latest PAPR that added support for control memory error.

Please cite the version of the document and the section number in the
change log.

cheers


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