# # This file is subject to the terms and conditions of the GNU General Public # License. See the file "COPYING" in the main directory of this archive # for more details. # # Copyright (C) 2001 - 2005 Tensilica Inc. # # This file is included by the global makefile so that you can add your own # architecture-specific flags and dependencies. Remember to do have actions # for "archclean" and "archdep" for cleaning up and making dependencies for # this architecture # Core configuration. # (Use VAR=<xtensa_config> to use another default compiler.) variant-$(CONFIG_XTENSA_VARIANT_FSF) := fsf variant-$(CONFIG_XTENSA_VARIANT_DC232B) := dc232b variant-$(CONFIG_XTENSA_VARIANT_S6000) := s6000 variant-$(CONFIG_XTENSA_VARIANT_LINUX_CUSTOM) := custom VARIANT = $(variant-y) export VARIANT # Platform configuration platform-$(CONFIG_XTENSA_PLATFORM_XT2000) := xt2000 platform-$(CONFIG_XTENSA_PLATFORM_ISS) := iss platform-$(CONFIG_XTENSA_PLATFORM_S6105) := s6105 PLATFORM = $(platform-y) export PLATFORM # temporarily until string.h is fixed KBUILD_CFLAGS += -ffreestanding KBUILD_CFLAGS += -pipe -mlongcalls vardirs := $(patsubst %,arch/xtensa/variants/%/,$(variant-y)) plfdirs := $(patsubst %,arch/xtensa/platforms/%/,$(platform-y)) ifeq ($(KBUILD_SRC),) KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(vardirs) $(plfdirs)) else KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(vardirs) $(plfdirs)) endif KBUILD_DEFCONFIG := iss_defconfig # ramdisk/initrd support # You need a compressed ramdisk image, named ramdisk.gz in # arch/xtensa/boot/ramdisk core-$(CONFIG_EMBEDDED_RAMDISK) += arch/xtensa/boot/ramdisk/ # Test for cross compiling ifneq ($(VARIANT),) COMPILE_ARCH = $(shell uname -m) ifneq ($(COMPILE_ARCH), xtensa) ifndef CROSS_COMPILE CROSS_COMPILE = xtensa_$(VARIANT)- endif endif endif # Only build variant and/or platform if it includes a Makefile buildvar := $(shell test -a $(srctree)/arch/xtensa/variants/$(VARIANT)/Makefile && echo arch/xtensa/variants/$(VARIANT)/) buildplf := $(shell test -a $(srctree)/arch/xtensa/platforms/$(PLATFORM)/Makefile && echo arch/xtensa/platforms/$(PLATFORM)/) # Find libgcc.a LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) head-y := arch/xtensa/kernel/head.o core-y += arch/xtensa/kernel/ arch/xtensa/mm/ core-y += $(buildvar) $(buildplf) libs-y += arch/xtensa/lib/ $(LIBGCC) boot := arch/xtensa/boot all: zImage bzImage : zImage zImage zImage.initrd: vmlinux $(Q)$(MAKE) $(build)=$(boot) $@ define archhelp @echo '* zImage - Compressed kernel image (arch/xtensa/boot/images/zImage.*)' endef