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authorAndrew Pinski <apinski@cavium.com>2015-09-30 01:14:20 +0300
committerAndrey Konovalov <andrey.konovalov@linaro.org>2015-10-02 23:02:10 +0300
commitc3014bf62c6cf61bc78f6b96f92263b6fa94e52f (patch)
tree41668812e324518677b5f2ee0999e76d6448c4bc
parent598fb729aafaef1bbefc6b8939075114f465aa9f (diff)
arm64:ilp32: add ARM64_ILP32 to Kconfigtracking-ilp32-linux-linaro-extra-20151003.0
This patch adds the config option for ILP32. Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com> Signed-off-by: Christoph Muellner <christoph.muellner@theobroma-systems.com> Signed-off-by: Yury Norov <ynorov@caviumnetworks.com>
-rw-r--r--arch/arm64/Kconfig9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index d1dc6059649f..afbde9c707e7 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -680,7 +680,7 @@ source "fs/Kconfig.binfmt"
config COMPAT
def_bool y
- depends on AARCH32_EL0
+ depends on AARCH32_EL0 || ARM64_ILP32
select COMPAT_BINFMT_ELF
config AARCH32_EL0
@@ -702,6 +702,13 @@ config AARCH32_EL0
If you want to execute 32-bit userspace applications, say Y.
+config ARM64_ILP32
+ bool "Kernel support for ILP32"
+ help
+ This option enables support for AArch64 ILP32 user space. ILP32
+ is an ABI where long and pointers are 32bits but it uses the AARCH64
+ instruction set.
+
config SYSVIPC_COMPAT
def_bool y
depends on AARCH32_EL0 && SYSVIPC