arch/sh/boot/compressed/Makefile

   1 # SPDX-License-Identifier: GPL-2.0
   2 #
   3 # linux/arch/sh/boot/compressed/Makefile
   4 #
   5 # create a compressed vmlinux image from the original vmlinux
   6 #
   7
   8 OBJECTS := head_32.o misc.o piggy.o \
   9            ashiftrt.o ashldi3.o ashrsi3.o ashlsi3.o lshrsi3.o
  10
  11 targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 \
  12            vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo $(OBJECTS)
  13
  14 #
  15 # IMAGE_OFFSET is the load offset of the compression loader
  16 #
  17 ifeq ($(CONFIG_32BIT),y)
  18 IMAGE_OFFSET    := $(shell /bin/bash -c 'printf "0x%08x" \
  19                      $$[$(CONFIG_MEMORY_START)  + \
  20                         $(CONFIG_BOOT_LINK_OFFSET)]')
  21 else
  22 IMAGE_OFFSET    := $(shell /bin/bash -c 'printf "0x%08x" \
  23                      $$[$(CONFIG_PAGE_OFFSET)  + \
  24                         $(KERNEL_MEMORY) + \
  25                         $(CONFIG_BOOT_LINK_OFFSET)]')
  26 endif
  27
  28 ccflags-remove-$(CONFIG_MCOUNT) += -pg
  29
  30 LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(IMAGE_OFFSET) -e startup \
  31                    -T $(obj)/../../kernel/vmlinux.lds
  32
  33 KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
  34
  35 $(obj)/vmlinux: $(addprefix $(obj)/, $(OBJECTS)) FORCE
  36         $(call if_changed,ld)
  37
  38 $(obj)/vmlinux.bin: vmlinux FORCE
  39         $(call if_changed,objcopy)
  40
  41 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
  42         $(call if_changed,gzip)
  43 $(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
  44         $(call if_changed,bzip2_with_size)
  45 $(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
  46         $(call if_changed,lzma_with_size)
  47 $(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE
  48         $(call if_changed,xzkern_with_size)
  49 $(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
  50         $(call if_changed,lzo_with_size)
  51
  52 OBJCOPYFLAGS += -R .empty_zero_page
  53
  54 LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T
  55
  56 $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix_y) FORCE
  57         $(call if_changed,ld)