arch/sh64/boot/compressed/Makefile

   1 #
   2 # linux/arch/sh64/boot/compressed/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 # Copyright (C) 2002 Stuart Menefy
   9 # Copyright (C) 2004 Paul Mundt
  10 #
  11 # create a compressed vmlinux image from the original vmlinux
  12 #
  13
  14 targets         := vmlinux vmlinux.bin vmlinux.bin.gz \
  15                    head.o misc.o cache.o piggy.o vmlinux.lds
  16
  17 EXTRA_AFLAGS    := -traditional
  18
  19 OBJECTS         := $(obj)/head.o $(obj)/misc.o $(obj)/cache.o
  20
  21 #
  22 # ZIMAGE_OFFSET is the load offset of the compression loader
  23 # (4M for the kernel plus 64K for this loader)
  24 #
  25 ZIMAGE_OFFSET = $(shell printf "0x%8x" $$[$(CONFIG_MEMORY_START)+0x400000+0x10000])
  26
  27 LDFLAGS_vmlinux := -Ttext $(ZIMAGE_OFFSET) -e startup \
  28                     -T $(obj)/../../kernel/vmlinux.lds \
  29                     --no-warn-mismatch
  30
  31 $(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o FORCE
  32         $(call if_changed,ld)
  33         @:
  34
  35 $(obj)/vmlinux.bin: vmlinux FORCE
  36         $(call if_changed,objcopy)
  37
  38 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
  39         $(call if_changed,gzip)
  40
  41 LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh64-linux -T
  42 OBJCOPYFLAGS += -R .empty_zero_page
  43
  44 $(obj)/piggy.o: $(obj)/vmlinux.lds $(obj)/vmlinux.bin.gz FORCE
  45         $(call if_changed,ld)
  46