arch/arm64/boot/Makefile

   1 #
   2 # arch/arm64/boot/Makefile
   3 #
   4 # This file is included by the global makefile so that you can add your own
   5 # architecture-specific flags and dependencies.
   6 #
   7 # This file is subject to the terms and conditions of the GNU General Public
   8 # License.  See the file "COPYING" in the main directory of this archive
   9 # for more details.
  10 #
  11 # Copyright (C) 2012, ARM Ltd.
  12 # Author: Will Deacon <will.deacon@arm.com>
  13 #
  14 # Based on the ia64 boot/Makefile.
  15 #
  16
  17 OBJCOPYFLAGS_Image :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
  18
  19 targets := Image Image.bz2 Image.gz Image.lz4 Image.lzma Image.lzo \
  20         Image.zst Image.xz image.fit
  21
  22 $(obj)/Image: vmlinux FORCE
  23         $(call if_changed,objcopy)
  24
  25 $(obj)/Image.bz2: $(obj)/Image FORCE
  26         $(call if_changed,bzip2)
  27
  28 $(obj)/Image.gz: $(obj)/Image FORCE
  29         $(call if_changed,gzip)
  30
  31 $(obj)/Image.lz4: $(obj)/Image FORCE
  32         $(call if_changed,lz4)
  33
  34 $(obj)/Image.lzma: $(obj)/Image FORCE
  35         $(call if_changed,lzma)
  36
  37 $(obj)/Image.lzo: $(obj)/Image FORCE
  38         $(call if_changed,lzo)
  39
  40 $(obj)/Image.zst: $(obj)/Image FORCE
  41         $(call if_changed,zstd)
  42
  43 $(obj)/Image.xz: $(obj)/Image FORCE
  44         $(call if_changed,xzkern)
  45
  46 $(obj)/image.fit: $(obj)/Image $(obj)/dts/dtbs-list FORCE
  47         $(call if_changed,fit)
  48
  49 EFI_ZBOOT_PAYLOAD       := Image
  50 EFI_ZBOOT_BFD_TARGET    := elf64-littleaarch64
  51 EFI_ZBOOT_MACH_TYPE     := ARM64
  52 EFI_ZBOOT_FORWARD_CFI   := $(CONFIG_ARM64_BTI_KERNEL)
  53
  54 EFI_ZBOOT_OBJCOPY_FLAGS = --add-symbol zboot_code_size=0x$$( \
  55                                 $(NM) vmlinux|grep _kernel_codesize|cut -d' ' -f1)
  56
  57 include $(srctree)/drivers/firmware/efi/libstub/Makefile.zboot