diff options
Diffstat (limited to 'arch/arm64/Kconfig')
| -rw-r--r-- | arch/arm64/Kconfig | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index b1f9a20a3677..676454a65af8 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -39,6 +39,7 @@ config ARM64 select HARDIRQS_SW_RESEND select HAVE_ALIGNED_STRUCT_PAGE if SLUB select HAVE_ARCH_AUDITSYSCALL + select HAVE_ARCH_BITREVERSE select HAVE_ARCH_JUMP_LABEL select HAVE_ARCH_KGDB select HAVE_ARCH_SECCOMP_FILTER @@ -349,7 +350,6 @@ config ARM64_VA_BITS_42 config ARM64_VA_BITS_48 bool "48-bit" - depends on !ARM_SMMU endchoice @@ -540,6 +540,21 @@ config CP15_BARRIER_EMULATION If unsure, say Y +config SETEND_EMULATION + bool "Emulate SETEND instruction" + help + The SETEND instruction alters the data-endianness of the + AArch32 EL0, and is deprecated in ARMv8. + + Say Y here to enable software emulation of the instruction + for AArch32 userspace code. + + Note: All the cpus on the system must have mixed endian support at EL0 + for this feature to be enabled. If a new CPU - which doesn't support mixed + endian - is hotplugged in after this feature has been enabled, there could + be unexpected results in the applications. + + If unsure, say Y endif endmenu @@ -627,9 +642,6 @@ source "kernel/power/Kconfig" config ARCH_SUSPEND_POSSIBLE def_bool y -config ARM64_CPU_SUSPEND - def_bool PM_SLEEP - endmenu menu "CPU Power Management" |