From: Will Deacon Date: Fri, 11 Oct 2013 13:52:08 +0000 (+0100) Subject: arm64: big-endian: add big-endian support to top-level arch Makefile X-Git-Tag: firefly_0821_release~3680^2~123^2^2~3^3~13 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4a6928be0d11377ff178fa7a355a98adfd8e4a29;p=firefly-linux-kernel-4.4.55.git arm64: big-endian: add big-endian support to top-level arch Makefile This patch adds big-endian support to the AArch64 top-level Makefile. This currently just passes the relevant flags to the toolchain and is predicated on a Kconfig option that will be introduced later on. Signed-off-by: Will Deacon Signed-off-by: Catalin Marinas (cherry picked from commit a0974e6e217aead196033d72f898e2acb575304d) Signed-off-by: Victor Kamensky --- diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile index c95c5cb212fd..3a926eb93c95 100644 --- a/arch/arm64/Makefile +++ b/arch/arm64/Makefile @@ -20,9 +20,15 @@ LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) KBUILD_DEFCONFIG := defconfig KBUILD_CFLAGS += -mgeneral-regs-only +ifeq ($(CONFIG_CPU_BIG_ENDIAN), y) +KBUILD_CPPFLAGS += -mbig-endian +AS += -EB +LD += -EB +else KBUILD_CPPFLAGS += -mlittle-endian AS += -EL LD += -EL +endif comma = ,