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# $Id: Makefile,v 1.28 2005/03/17 10:44:37 larsv Exp $
# cris/Makefile
# 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
# 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.
# A bug in ld prevents us from having a (constant-value) symbol in a
# "ORIGIN =" or "LENGTH =" expression.
arch-y := v10
arch-$(CONFIG_ETRAX_ARCH_V10) := v10
arch-$(CONFIG_ETRAX_ARCH_V32) := v32
# No config avaiable for make clean etc
ifneq ($(arch-y),)
SARCH := arch-$(arch-y)
LD = $(CROSS_COMPILE)ld -mcrislinux
KBUILD_AFLAGS += -mlinux
KBUILD_CFLAGS += -mlinux -march=$(arch-y) -pipe
KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
KBUILD_CFLAGS += -fno-omit-frame-pointer
head-y := arch/$(ARCH)/$(SARCH)/kernel/head.o
LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-file-name=libgcc.a)
core-y += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/
core-y += arch/$(ARCH)/$(SARCH)/kernel/ arch/$(ARCH)/$(SARCH)/mm/
drivers-y += arch/$(ARCH)/$(SARCH)/drivers/
libs-y += arch/$(ARCH)/$(SARCH)/lib/ $(LIBGCC)
# cris source path
SRC_ARCH = $(srctree)/arch/$(ARCH)
# cris object files path
OBJ_ARCH = $(objtree)/arch/$(ARCH)
target_boot_arch_dir = $(OBJ_ARCH)/$(SARCH)/boot
target_boot_dir = $(OBJ_ARCH)/boot
src_boot_dir = $(SRC_ARCH)/boot
target_compressed_dir = $(OBJ_ARCH)/boot/compressed
src_compressed_dir = $(SRC_ARCH)/boot/compressed
target_rescue_dir = $(OBJ_ARCH)/boot/rescue
src_rescue_dir = $(SRC_ARCH)/boot/rescue
export target_boot_arch_dir target_boot_dir src_boot_dir target_compressed_dir src_compressed_dir target_rescue_dir src_rescue_dir
vmlinux.bin: vmlinux
$(OBJCOPY) $(OBJCOPYFLAGS) vmlinux vmlinux.bin
timage: vmlinux.bin
cat vmlinux.bin cramfs.img >timage
simimage: timage
cp vmlinux.bin simvmlinux.bin
# the following will remake timage without compiling the kernel
# it does of course require that all object files exist...
## cramfs - Creates a cramfs image
mkcramfs -b 8192 -m romfs_meta.txt root cramfs.img
cat vmlinux.bin cramfs.img >timage
clinux: vmlinux.bin decompress.bin rescue.bin
decompress.bin: $(target_boot_dir)
@$(MAKE) -f $(src_compressed_dir)/Makefile $(target_compressed_dir)/decompress.bin
$(target_rescue_dir)/rescue.bin: $(target_boot_dir)
@$(MAKE) -f $(src_rescue_dir)/Makefile $(target_rescue_dir)/rescue.bin
zImage: $(target_boot_dir) vmlinux.bin $(target_rescue_dir)/rescue.bin
## zImage - Compressed kernel (gzip)
@$(MAKE) -f $(src_boot_dir)/Makefile zImage
$(target_boot_dir): $(target_boot_arch_dir)
ln -sfn $< $@
mkdir -p $@
compressed: zImage
@if [ -d arch/$(ARCH)/boot ]; then \
$(MAKE) $(clean)=arch/$(ARCH)/boot ; \
rm -f timage vmlinux.bin decompress.bin rescue.bin cramfs.img
rm -rf $(LD_SCRIPT).tmp
archprepare: $(SRC_ARCH)/.links $(srctree)/include/asm-$(ARCH)/.arch
# Create some links to make all tools happy
@rm -rf $(SRC_ARCH)/drivers
@ln -sfn $(SRC_ARCH)/$(SARCH)/drivers $(SRC_ARCH)/drivers
@rm -rf $(SRC_ARCH)/boot
@ln -sfn $(SRC_ARCH)/$(SARCH)/boot $(SRC_ARCH)/boot
@rm -rf $(SRC_ARCH)/lib
@ln -sfn $(SRC_ARCH)/$(SARCH)/lib $(SRC_ARCH)/lib
@ln -sfn $(SRC_ARCH)/$(SARCH) $(SRC_ARCH)/arch
@ln -sfn $(SRC_ARCH)/$(SARCH)/ $(SRC_ARCH)/kernel/
@ln -sfn $(SRC_ARCH)/$(SARCH)/kernel/asm-offsets.c $(SRC_ARCH)/kernel/asm-offsets.c
@touch $@
# Create link to sub arch includes
$(srctree)/include/asm-$(ARCH)/.arch: $(wildcard include/config/arch/*.h)
@echo ' Making $(srctree)/include/asm-$(ARCH)/arch -> $(srctree)/include/asm-$(ARCH)/$(SARCH) symlink'
@rm -f include/asm-$(ARCH)/arch
@ln -sf $(srctree)/include/asm-$(ARCH)/$(SARCH) $(srctree)/include/asm-$(ARCH)/arch
@touch $@