> On Jul 13, 2020, at 6:47 PM, David Gibson <da...@gibson.dropbear.id.au> wrote:
>
> On Mon, Jul 13, 2020 at 02:20:20PM -0500, Lijun Pan wrote:
>>
>>
>>> On Jul 13, 2020, at 12:14 AM, David Gibson <da...@gibson.dropbear.id.au>
>>> wrote:
>>>
>>> On Wed, Jul 01, 2020 at 06:43:41PM -0500, Lijun Pan wrote:
>>>> Add PPC2_FEATURE2_ARCH_3_10 to the PowerPC AT_HWCAP2 definitions.
>>>>
>>>> Signed-off-by: Lijun Pan <l...@linux.ibm.com>
>>>> ---
>>>> v4: add missing changes, and split to 5/11, 6/11, 7/11
>>>> v3: use tcg_gen_gvec_mul()
>>>> v2: fix coding style
>>>> use Power ISA 3.1 flag
>>>>
>>>> include/elf.h | 1 +
>>>> 1 file changed, 1 insertion(+)
>>>>
>>>> diff --git a/include/elf.h b/include/elf.h
>>>> index 8fbfe60e09..1858b95acf 100644
>>>> --- a/include/elf.h
>>>> +++ b/include/elf.h
>>>> @@ -554,6 +554,7 @@ typedef struct {
>>>> #define PPC_FEATURE2_HTM_NOSC 0x01000000
>>>> #define PPC_FEATURE2_ARCH_3_00 0x00800000
>>>> #define PPC_FEATURE2_HAS_IEEE128 0x00400000
>>>> +#define PPC_FEATURE2_ARCH_3_10 0x00200000
>>>>
>>>> /* Bits present in AT_HWCAP for Sparc. */
>>>
>>>
>>> Um.. in the corresponding #defines in the kernel 0x00200000 is given
>>> to PPC_FEATURE2_DARN, and several more bits are allocated past that
>>> point.
>>
>> Then what do you recommend to use?
>
> This is part of exposed userland ABI, so it needs to be standardized
> at least semi-formally. I'm not actually sure who allocates these in
> general.
Anton,
Do you know the allocation standard since you made the last change into elf.h?
Lijun
>
> --
> David Gibson | I'll have my music baroque, and my code
> david AT gibson.dropbear.id.au <http://gibson.dropbear.id.au/> |
> minimalist, thank you. NOT _the_ _other_
> | _way_ _around_!
> http://www.ozlabs.org/~dgibson <http://www.ozlabs.org/~dgibson>
