Re: [PATCH 04/47] arm64/sysreg: Add register fields for ID_AA64DFR2_EL1

From: Anshuman Khandual
Date: Wed Oct 02 2024 - 23:48:48 EST




On 10/2/24 21:18, Mark Brown wrote:
> On Tue, Oct 01, 2024 at 08:13:13AM +0530, Anshuman Khandual wrote:
>
>> This adds register fields for ID_AA64DFR2_EL1 as per the definitions based
>> on DDI0601 2024-06.
>
> DDI0601 2024-09 has now been released...
>
>> +Sysreg ID_AA64DFR2_EL1 3 0 0 5 2
>> +Res0 63:8
>> +UnsignedEnum 7:4 BWE
>> + 0b0000 NI
>> + 0b0001 IMP
>> + 0b0010 IMP_WPT
>
> Could equally name that BWE2 since this is for FEAT_BWE2. I'm OK either
> way I think, with a slight preference for BWE2 I think. Either way:

Sure, will change this as s/IMP_WPT/BWE2 instead.

>
> Reviewed-by: Mark Brown <broonie@xxxxxxxxxx>