arch/nios2/boot/Makefile

   1 #
   2 # arch/nios2/boot/Makefile
   3 #
   4 # This file is subject to the terms and conditions of the GNU General Public
   5 # License.  See the file "COPYING" in the main directory of this archive
   6 # for more details.
   7 #
   8
   9 UIMAGE_LOADADDR = $(shell $(NM) vmlinux | awk '$$NF == "_stext" {print $$1}')
  10 UIMAGE_ENTRYADDR = $(shell $(NM) vmlinux | awk '$$NF == "_start" {print $$1}')
  11 UIMAGE_COMPRESSION = gzip
  12
  13 OBJCOPYFLAGS_vmlinux.bin := -O binary
  14
  15 targets += vmlinux.bin vmlinux.gz vmImage
  16
  17 $(obj)/vmlinux.bin: vmlinux FORCE
  18         $(call if_changed,objcopy)
  19
  20 $(obj)/vmlinux.gz: $(obj)/vmlinux.bin FORCE
  21         $(call if_changed,gzip)
  22
  23 $(obj)/vmImage: $(obj)/vmlinux.gz
  24         $(call if_changed,uimage)
  25         @$(kecho) 'Kernel: $@ is ready'
  26
  27 $(obj)/zImage: $(obj)/compressed/vmlinux FORCE
  28         $(call if_changed,objcopy)
  29         @$(kecho) 'Kernel: $@ is ready'
  30
  31 $(obj)/compressed/vmlinux: $(obj)/vmlinux.gz FORCE
  32         $(Q)$(MAKE) $(build)=$(obj)/compressed $@
  33
  34 # Rule to build device tree blobs
  35 DTB_SRC := $(patsubst "%",%,$(CONFIG_NIOS2_DTB_SOURCE))
  36
  37 # Make sure the generated dtb gets removed during clean
  38 extra-$(CONFIG_NIOS2_DTB_SOURCE_BOOL) += system.dtb
  39
  40 $(obj)/system.dtb: $(DTB_SRC) FORCE
  41         $(call cmd,dtc)
  42
  43 # Ensure system.dtb exists
  44 $(obj)/linked_dtb.o: $(obj)/system.dtb
  45
  46 obj-$(CONFIG_NIOS2_DTB_SOURCE_BOOL) += linked_dtb.o
  47
  48 targets += $(dtb-y)
  49
  50 # Rule to build device tree blobs with make command
  51 $(obj)/%.dtb: $(src)/dts/%.dts FORCE
  52         $(call if_changed_dep,dtc)
  53
  54 $(obj)/dtbs: $(addprefix $(obj)/, $(dtb-y))
  55
  56 install:
  57         sh $(srctree)/$(src)/install.sh $(KERNELRELEASE) $(BOOTIMAGE) System.map "$(INSTALL_PATH)"