On Sat, Apr 26, 2025 at 01:27:55PM +0100, Marc Zyngier wrote: > The 2024 extensions are adding yet another variant of LS64 > (aptly named FEAT_LS64WB) supporting LS64 accesses to write-back > memory, as well as 32 byte single-copy atomic accesses using pairs > of FP registers. > > Add the relevant encoding to ID_AA64ISAR1_EL1.LS64. > > Signed-off-by: Marc Zyngier <maz@xxxxxxxxxx> > --- > arch/arm64/tools/sysreg | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg > index bdf044c5d11b6..e5da8848b66b5 100644 > --- a/arch/arm64/tools/sysreg > +++ b/arch/arm64/tools/sysreg > @@ -1466,6 +1466,7 @@ UnsignedEnum 63:60 LS64 > 0b0001 LS64 > 0b0010 LS64_V > 0b0011 LS64_ACCDATA > + 0b0100 LS64WB > EndEnum > UnsignedEnum 59:56 XS > 0b0000 NI Reviewed-by: Joey Gouly <joey.gouly@xxxxxxx>
