arch/riscv/boot/Makefile

   1 #
   2 # arch/riscv/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) 2018, Anup Patel.
  12 # Author: Anup Patel <anup@brainfault.org>
  13 #
  14 # Based on the ia64 and arm64 boot/Makefile.
  15 #
  16
  17 OBJCOPYFLAGS_Image :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
  18 OBJCOPYFLAGS_loader.bin :=-O binary
  19 OBJCOPYFLAGS_xipImage :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
  20
  21 targets := Image Image.* loader loader.o loader.lds loader.bin xipImage
  22
  23 ifeq ($(CONFIG_XIP_KERNEL),y)
  24
  25 quiet_cmd_mkxip = $(quiet_cmd_objcopy)
  26 cmd_mkxip = $(cmd_objcopy)
  27
  28 $(obj)/xipImage: vmlinux FORCE
  29         $(call if_changed,mkxip)
  30         @$(kecho) '  Physical Address of xipImage: $(CONFIG_XIP_PHYS_ADDR)'
  31
  32 endif
  33
  34 ifdef CONFIG_RELOCATABLE
  35 vmlinux.relocs: vmlinux
  36         @ (! [ -f vmlinux.relocs ] && echo "vmlinux.relocs can't be found, please remove vmlinux and try again") || true
  37
  38 $(obj)/Image: vmlinux.relocs FORCE
  39 else
  40 $(obj)/Image: vmlinux FORCE
  41 endif
  42         $(call if_changed,objcopy)
  43
  44 $(obj)/Image.gz: $(obj)/Image FORCE
  45         $(call if_changed,gzip)
  46
  47 $(obj)/loader.o: $(src)/loader.S $(obj)/Image
  48
  49 $(obj)/loader: $(obj)/loader.o $(obj)/Image $(obj)/loader.lds FORCE
  50         $(Q)$(LD) -T $(obj)/loader.lds -o $@ $(obj)/loader.o
  51
  52 $(obj)/Image.bz2: $(obj)/Image FORCE
  53         $(call if_changed,bzip2)
  54
  55 $(obj)/Image.lz4: $(obj)/Image FORCE
  56         $(call if_changed,lz4)
  57
  58 $(obj)/Image.lzma: $(obj)/Image FORCE
  59         $(call if_changed,lzma)
  60
  61 $(obj)/Image.lzo: $(obj)/Image FORCE
  62         $(call if_changed,lzo)
  63
  64 $(obj)/Image.zst: $(obj)/Image FORCE
  65         $(call if_changed,zstd)
  66
  67 $(obj)/Image.xz: $(obj)/Image FORCE
  68         $(call if_changed,xzkern)
  69
  70 $(obj)/loader.bin: $(obj)/loader FORCE
  71         $(call if_changed,objcopy)
  72
  73 EFI_ZBOOT_PAYLOAD       := Image
  74 EFI_ZBOOT_BFD_TARGET    := elf$(BITS)-littleriscv
  75 EFI_ZBOOT_MACH_TYPE     := RISCV$(BITS)
  76
  77 include $(srctree)/drivers/firmware/efi/libstub/Makefile.zboot