diff options
| -rw-r--r-- | arch/arm64/include/asm/sysreg.h | 3 | ||||
| -rw-r--r-- | arch/arm64/kernel/cpufeature.c | 3 |
2 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index 463175f80341..2e36dfde2570 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -706,6 +706,9 @@ #define ID_AA64ZFR0_SVEVER_SVE2 0x1 /* id_aa64mmfr0 */ +#define ID_AA64MMFR0_ECV_SHIFT 60 +#define ID_AA64MMFR0_FGT_SHIFT 56 +#define ID_AA64MMFR0_EXS_SHIFT 44 #define ID_AA64MMFR0_TGRAN4_2_SHIFT 40 #define ID_AA64MMFR0_TGRAN64_2_SHIFT 36 #define ID_AA64MMFR0_TGRAN16_2_SHIFT 32 diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index 9f63053a63a9..7a84f5f31527 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -269,6 +269,9 @@ static const struct arm64_ftr_bits ftr_id_aa64zfr0[] = { }; static const struct arm64_ftr_bits ftr_id_aa64mmfr0[] = { + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR0_ECV_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR0_FGT_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_LOWER_SAFE, ID_AA64MMFR0_EXS_SHIFT, 4, 0), /* * Page size not being supported at Stage-2 is not fatal. You * just give up KVM if PAGE_SIZE isn't supported there. Go fix |