From mboxrd@z Thu Jan 1 00:00:00 1970 From: matthew.leach@arm.com (Matthew Leach) Date: Fri, 11 Oct 2013 14:52:08 +0100 Subject: [PATCH 02/14] arm64: big-endian: add big-endian support to top-level arch Makefile In-Reply-To: <1381499540-28794-1-git-send-email-matthew.leach@arm.com> References: <1381499540-28794-1-git-send-email-matthew.leach@arm.com> Message-ID: <1381499540-28794-3-git-send-email-matthew.leach@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Will Deacon 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 --- arch/arm64/Makefile | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile index d90cf79..2fceb71 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 = , -- 1.7.9.5