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Subject[PATCH v4 24/24] arm64:ilp32: add ARM64_ILP32 to Kconfig
Date
From: Andrew Pinski <apinski@cavium.com>

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>
---
arch/arm64/Kconfig | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 6211b3f..0725a60 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -670,7 +670,7 @@ 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
@@ -687,6 +687,13 @@ 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
--
1.9.1


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