[PATCH 01/24] ARM64: Force LP64 to compile the kernel

Andrew Pinski
2014-09-03T21:19:31Z

Sometimes the compiler is set to default to ILP32 ABI so we want to make sure the kernel can compile in that case.

Signed-off-by: Andrew Pinski <apinski@cavium.com>
---
arch/arm64/Makefile | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index 2df5e5d..b05340b 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -20,14 +20,18 @@ LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
KBUILD_DEFCONFIG := defconfig

KBUILD_CFLAGS += -mgeneral-regs-only
+KBUILD_CFLAGS += $(call cc-option,-mabi=lp64)
+KBUILD_AFLAGS += $(call cc-option,-mabi=lp64)
ifeq ($(CONFIG_CPU_BIG_ENDIAN), y)
KBUILD_CPPFLAGS += -mbig-endian
AS += -EB
LD += -EB
+LDFLAGS += -maarch64linuxb
else
KBUILD_CPPFLAGS += -mlittle-endian
AS += -EL
LD += -EL
+LDFLAGS += -maarch64linux
endif

comma = ,
--
1.7.2.5