arch/sparc/boot/Makefile

   1 # SPDX-License-Identifier: GPL-2.0
   2 # Makefile for the Sparc boot stuff.
   3 #
   4 # Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
   5 # Copyright (C) 1997,1998 Jakub Jelinek (jj@ultra.linux.cz)
   6
   7 ROOT_IMG        := /usr/src/root.img
   8 ELFTOAOUT       := elftoaout
   9
  10 hostprogs-y     := piggyback
  11 targets         := tftpboot.img image zImage vmlinux.aout
  12 clean-files     := System.map
  13
  14 quiet_cmd_elftoaout     = ELFTOAOUT $@
  15       cmd_elftoaout     = $(ELFTOAOUT) $(obj)/image -o $@
  16 quiet_cmd_piggy         = PIGGY   $@
  17       cmd_piggy         = $(obj)/piggyback $(BITS) $@ System.map $(ROOT_IMG)
  18 quiet_cmd_strip         = STRIP   $@
  19       cmd_strip         = $(STRIP) -R .comment -R .note -K sun4u_init -K _end -K _start $< -o $@
  20
  21 ifeq ($(CONFIG_SPARC64),y)
  22
  23 # Actual linking
  24
  25 $(obj)/zImage: $(obj)/image
  26         $(call if_changed,gzip)
  27         @echo '  kernel: $@ is ready'
  28
  29 $(obj)/vmlinux.aout: vmlinux FORCE
  30         $(call if_changed,elftoaout)
  31         @echo '  kernel: $@ is ready'
  32 else
  33
  34 $(obj)/zImage: $(obj)/image
  35         $(call if_changed,strip)
  36         @echo '  kernel: $@ is ready'
  37
  38 # The following lines make a readable image for U-Boot.
  39 #  uImage   - Binary file read by U-boot
  40 #  uImage.o - object file of uImage for loading with a
  41 #             flash programmer understanding ELF.
  42
  43 OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment
  44 $(obj)/image.bin: $(obj)/image FORCE
  45         $(call if_changed,objcopy)
  46
  47 $(obj)/image.gz: $(obj)/image.bin
  48         $(call if_changed,gzip)
  49
  50 UIMAGE_LOADADDR = $(CONFIG_UBOOT_LOAD_ADDR)
  51 UIMAGE_ENTRYADDR = $(CONFIG_UBOOT_ENTRY_ADDR)
  52 UIMAGE_COMPRESSION = gzip
  53
  54 quiet_cmd_uimage.o = UIMAGE.O $@
  55       cmd_uimage.o = $(LD) -Tdata $(CONFIG_UBOOT_FLASH_ADDR) \
  56                      -r -b binary $@ -o $@.o
  57
  58 targets += uImage
  59 $(obj)/uImage: $(obj)/image.gz
  60         $(call if_changed,uimage)
  61         $(call if_changed,uimage.o)
  62         @echo '  Image $@ is ready'
  63
  64 endif
  65
  66 $(obj)/image: vmlinux FORCE
  67         $(call if_changed,strip)
  68         @echo '  kernel: $@ is ready'
  69
  70 $(obj)/tftpboot.img: $(obj)/image $(obj)/piggyback System.map $(ROOT_IMG) FORCE
  71         $(call if_changed,elftoaout)
  72         $(call if_changed,piggy)
  73
  74 install:
  75         sh $(srctree)/$(src)/install.sh $(KERNELRELEASE) $(obj)/zImage \
  76                 System.map "$(INSTALL_PATH)"