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| author |   James Morse <james.morse@arm.com> | 2016-02-05 14:58:47 +0000 |
|---|---|---|
| committer |   Catalin Marinas <catalin.marinas@arm.com> | 2016-02-18 12:00:01 +0000 |
| commit | 406e308770a92bd33995b2e5b681e86358328bb0 (patch) | |
| tree | 10e5f64f98cea36d70d1f64430de0e71cd74b145 /arch/arm64/kernel/cpuinfo.c | |
| parent | arm64: cpufeature: Change read_cpuid() to use sysreg's mrs_s macro (diff) | |
| download | linux-dev-406e308770a92bd33995b2e5b681e86358328bb0.tar.xz linux-dev-406e308770a92bd33995b2e5b681e86358328bb0.zip | |
arm64: add ARMv8.2 id_aa64mmfr2 boiler plate
ARMv8.2 adds a new feature register id_aa64mmfr2. This patch adds the
cpu feature boiler plate used by the actual features in later patches.
Signed-off-by: James Morse <james.morse@arm.com>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to '')
| -rw-r--r-- | arch/arm64/kernel/cpuinfo.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/kernel/cpuinfo.c b/arch/arm64/kernel/cpuinfo.c index 76df22272804..966fbd52550b 100644 --- a/arch/arm64/kernel/cpuinfo.c +++ b/arch/arm64/kernel/cpuinfo.c @@ -210,6 +210,7 @@ static void __cpuinfo_store_cpu(struct cpuinfo_arm64 *info) info->reg_id_aa64isar1 = read_cpuid(SYS_ID_AA64ISAR1_EL1); info->reg_id_aa64mmfr0 = read_cpuid(SYS_ID_AA64MMFR0_EL1); info->reg_id_aa64mmfr1 = read_cpuid(SYS_ID_AA64MMFR1_EL1); + info->reg_id_aa64mmfr2 = read_cpuid(SYS_ID_AA64MMFR2_EL1); info->reg_id_aa64pfr0 = read_cpuid(SYS_ID_AA64PFR0_EL1); info->reg_id_aa64pfr1 = read_cpuid(SYS_ID_AA64PFR1_EL1); |