| # | |
| # 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_LINUX_CUSTOM) := custom | |
| VARIANT = $(variant-y) | |
| export VARIANT | |
| # Platform configuration | |
| platform-$(CONFIG_XTENSA_PLATFORM_XT2000) := xt2000 | |
| platform-$(CONFIG_XTENSA_PLATFORM_ISS) := iss | |
| PLATFORM = $(platform-y) | |
| export PLATFORM | |
| CFLAGS += -pipe -mlongcalls | |
| KBUILD_DEFCONFIG := iss_defconfig | |
| # ramdisk/initrd support | |
| # You need a compressed ramdisk image, named ramdisk.gz in | |
| # arch/xtensa/boot/ramdisk | |
| core-$(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 | |
| # | |
| LIBGCC := $(shell $(CC) $(CFLAGS) -print-libgcc-file-name) | |
| head-y := arch/xtensa/kernel/head.o | |
| core-y += arch/xtensa/kernel/ arch/xtensa/mm/ | |
| ifneq ($(PLATFORM),) | |
| core-y += arch/xtensa/platform-$(PLATFORM)/ | |
| endif | |
| libs-y += arch/xtensa/lib/ $(LIBGCC) | |
| boot := arch/xtensa/boot | |
| archinc := include/asm-xtensa | |
| archprepare: $(archinc)/.platform | |
| # Update processor variant and platform symlinks if something which affects | |
| # them changed. | |
| $(archinc)/.platform: $(wildcard include/config/arch/*.h) include/config/auto.conf | |
| @echo ' SYMLINK $(archinc)/variant -> $(archinc)/variant-$(VARIANT)' | |
| $(Q)mkdir -p $(archinc) | |
| $(Q)ln -fsn $(srctree)/$(archinc)/variant-$(VARIANT) $(archinc)/variant | |
| @echo ' SYMLINK $(archinc)/platform -> $(archinc)/platform-$(PLATFORM)' | |
| $(Q)ln -fsn $(srctree)/$(archinc)/platform-$(PLATFORM) $(archinc)/platform | |
| @touch $@ | |
| all: zImage | |
| bzImage : zImage | |
| zImage zImage.initrd: vmlinux | |
| $(Q)$(MAKE) $(build)=$(boot) $@ | |
| CLEAN_FILES += arch/xtensa/vmlinux.lds \ | |
| $(archinc)/platform $(archinc)/variant \ | |
| $(archinc)/.platform | |
| define archhelp | |
| @echo '* zImage - Compressed kernel image (arch/xtensa/boot/images/zImage.*)' | |
| endef | |