1 # SPDX-License-Identifier: GPL-2.0-only !! 1 # Makefile for the Sparc boot stuff.
2 targets := Image zImage uImage !! 2 #
>> 3 # Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
>> 4 # Copyright (C) 1997,1998 Jakub Jelinek (jj@ultra.linux.cz)
3 5
4 $(obj)/Image: vmlinux FORCE !! 6 ROOT_IMG := /usr/src/root.img
>> 7 ELFTOAOUT := elftoaout
>> 8
>> 9 hostprogs-y := piggyback
>> 10 targets := tftpboot.img image zImage vmlinux.aout
>> 11 clean-files := System.map
>> 12
>> 13 quiet_cmd_elftoaout = ELFTOAOUT $@
>> 14 cmd_elftoaout = $(ELFTOAOUT) $(obj)/image -o $@
>> 15 quiet_cmd_piggy = PIGGY $@
>> 16 cmd_piggy = $(obj)/piggyback $(BITS) $@ System.map $(ROOT_IMG)
>> 17 quiet_cmd_strip = STRIP $@
>> 18 cmd_strip = $(STRIP) -R .comment -R .note -K sun4u_init -K _end -K _start $< -o $@
>> 19
>> 20 ifeq ($(CONFIG_SPARC64),y)
>> 21
>> 22 # Actual linking
>> 23
>> 24 $(obj)/zImage: $(obj)/image
>> 25 $(call if_changed,gzip)
>> 26 @echo ' kernel: $@ is ready'
>> 27
>> 28 $(obj)/vmlinux.aout: vmlinux FORCE
>> 29 $(call if_changed,elftoaout)
>> 30 @echo ' kernel: $@ is ready'
>> 31 else
>> 32
>> 33 $(obj)/zImage: $(obj)/image
>> 34 $(call if_changed,strip)
>> 35 @echo ' kernel: $@ is ready'
>> 36
>> 37 # The following lines make a readable image for U-Boot.
>> 38 # uImage - Binary file read by U-boot
>> 39 # uImage.o - object file of uImage for loading with a
>> 40 # flash programmer understanding ELF.
>> 41
>> 42 OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment
>> 43 $(obj)/image.bin: $(obj)/image FORCE
5 $(call if_changed,objcopy) 44 $(call if_changed,objcopy)
6 @echo ' Kernel: $@ is ready' <<
7 45
8 compress-$(CONFIG_KERNEL_GZIP) = gzip !! 46 $(obj)/image.gz: $(obj)/image.bin
9 compress-$(CONFIG_KERNEL_LZO) = lzo !! 47 $(call if_changed,gzip)
10 compress-$(CONFIG_KERNEL_LZMA) = lzma !! 48
11 compress-$(CONFIG_KERNEL_XZ) = xzkern !! 49 UIMAGE_LOADADDR = $(CONFIG_UBOOT_LOAD_ADDR)
12 compress-$(CONFIG_KERNEL_LZ4) = lz4 !! 50 UIMAGE_ENTRYADDR = $(CONFIG_UBOOT_ENTRY_ADDR)
13 !! 51 UIMAGE_COMPRESSION = gzip
14 $(obj)/zImage: $(obj)/Image FORCE <<
15 $(call if_changed,$(compress-y)) <<
16 @echo ' Kernel: $@ is ready' <<
17 <<
18 UIMAGE_ARCH = sandbox <<
19 UIMAGE_COMPRESSION = $(compress-y) <<
20 UIMAGE_LOADADDR = $(shell $(NM) vmlinu <<
21 52
22 $(obj)/uImage: $(obj)/zImage !! 53 quiet_cmd_uimage.o = UIMAGE.O $@
>> 54 cmd_uimage.o = $(LD) -Tdata $(CONFIG_UBOOT_FLASH_ADDR) \
>> 55 -r -b binary $@ -o $@.o
>> 56
>> 57 targets += uImage
>> 58 $(obj)/uImage: $(obj)/image.gz
23 $(call if_changed,uimage) 59 $(call if_changed,uimage)
24 @echo 'Image: $@ is ready' !! 60 $(call if_changed,uimage.o)
>> 61 @echo ' Image $@ is ready'
>> 62
>> 63 endif
>> 64
>> 65 $(obj)/image: vmlinux FORCE
>> 66 $(call if_changed,strip)
>> 67 @echo ' kernel: $@ is ready'
>> 68
>> 69 $(obj)/tftpboot.img: $(obj)/image $(obj)/piggyback System.map $(ROOT_IMG) FORCE
>> 70 $(call if_changed,elftoaout)
>> 71 $(call if_changed,piggy)
>> 72
>> 73 install:
>> 74 sh $(srctree)/$(src)/install.sh $(KERNELRELEASE) $(obj)/zImage \
>> 75 System.map "$(INSTALL_PATH)"
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