From 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 Mon Sep 17 00:00:00 2001 From: Yunhong Jiang Date: Tue, 4 Aug 2015 12:17:53 -0700 Subject: Add the rt linux 4.1.3-rt3 as base Import the rt linux 4.1.3-rt3 as OPNFV kvm base. It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and the base is: commit 0917f823c59692d751951bf5ea699a2d1e2f26a2 Author: Sebastian Andrzej Siewior Date: Sat Jul 25 12:13:34 2015 +0200 Prepare v4.1.3-rt3 Signed-off-by: Sebastian Andrzej Siewior We lose all the git history this way and it's not good. We should apply another opnfv project repo in future. Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423 Signed-off-by: Yunhong Jiang --- kernel/arch/hexagon/Makefile | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 kernel/arch/hexagon/Makefile (limited to 'kernel/arch/hexagon/Makefile') diff --git a/kernel/arch/hexagon/Makefile b/kernel/arch/hexagon/Makefile new file mode 100644 index 000000000..207711a0f --- /dev/null +++ b/kernel/arch/hexagon/Makefile @@ -0,0 +1,41 @@ +# Makefile for the Hexagon arch + +KBUILD_DEFCONFIG = comet_defconfig + +# Do not use GP-relative jumps +KBUILD_CFLAGS += -G0 +LDFLAGS_vmlinux += -G0 + +# Do not use single-byte enums; these will overflow. +KBUILD_CFLAGS += -fno-short-enums + +# Modules must use either long-calls, or use pic/plt. +# Use long-calls for now, it's easier. And faster. +# CFLAGS_MODULE += -fPIC +# LDFLAGS_MODULE += -shared +CFLAGS_MODULE += -mlong-calls + +cflags-y += $(call cc-option,-mv${CONFIG_HEXAGON_ARCH_VERSION}) +aflags-y += $(call cc-option,-mv${CONFIG_HEXAGON_ARCH_VERSION}) +ldflags-y += $(call cc-option,-mv${CONFIG_HEXAGON_ARCH_VERSION}) + +KBUILD_CFLAGS += $(cflags-y) +KBUILD_AFLAGS += $(aflags-y) + +# no KBUILD_LDFLAGS? +LDFLAGS += $(ldflags-y) + +# Thread-info register will be r19. This value is not configureable; +# it is hard-coded in several files. +TIR_NAME := r19 +KBUILD_CFLAGS += -ffixed-$(TIR_NAME) -DTHREADINFO_REG=$(TIR_NAME) -D__linux__ +KBUILD_AFLAGS += -DTHREADINFO_REG=$(TIR_NAME) + +LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) +libs-y += $(LIBGCC) + +head-y := arch/hexagon/kernel/head.o + +core-y += arch/hexagon/kernel/ \ + arch/hexagon/mm/ \ + arch/hexagon/lib/ -- cgit 1.2.3-korg