| Message ID | 20241001024356.1096072-5-anshuman.khandual@arm.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | KVM: arm64: Enable FGU (Fine Grained Undefined) for FEAT_FGT2 registers | expand |
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: Reviewed-by: Mark Brown <broonie@kernel.org>
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@kernel.org>
diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg index 6c0893d0204a..dbaa58be2e52 100644 --- a/arch/arm64/tools/sysreg +++ b/arch/arm64/tools/sysreg @@ -1296,6 +1296,19 @@ Field 15:8 BRPs Field 7:0 SYSPMUID EndSysreg +Sysreg ID_AA64DFR2_EL1 3 0 0 5 2 +Res0 63:8 +UnsignedEnum 7:4 BWE + 0b0000 NI + 0b0001 IMP + 0b0010 IMP_WPT +EndEnum +UnsignedEnum 3:0 STEP + 0b0000 NI + 0b0001 IMP +EndEnum +EndSysreg + Sysreg ID_AA64AFR0_EL1 3 0 0 5 4 Res0 63:32 Field 31:28 IMPDEF7
This adds register fields for ID_AA64DFR2_EL1 as per the definitions based on DDI0601 2024-06. Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org> Cc: Mark Brown <broonie@kernel.org> Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com> --- arch/arm64/tools/sysreg | 13 +++++++++++++ 1 file changed, 13 insertions(+)