1 # SPDX-License-Identifier: GPL-2.0-only !! 1 # SPDX-License-Identifier: GPL-2.0
2 targets := Image zImage uImage !! 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)
3 6
4 $(obj)/Image: vmlinux FORCE !! 7 ROOT_IMG := /usr/src/root.img
>> 8 ELFTOAOUT := elftoaout
>> 9
>> 10 hostprogs := 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
5 $(call if_changed,objcopy) 45 $(call if_changed,objcopy)
6 @echo ' Kernel: $@ is ready' <<
7 46
8 compress-$(CONFIG_KERNEL_GZIP) = gzip !! 47 $(obj)/image.gz: $(obj)/image.bin
9 compress-$(CONFIG_KERNEL_LZO) = lzo !! 48 $(call if_changed,gzip)
10 compress-$(CONFIG_KERNEL_LZMA) = lzma !! 49
11 compress-$(CONFIG_KERNEL_XZ) = xzkern !! 50 UIMAGE_LOADADDR = $(CONFIG_UBOOT_LOAD_ADDR)
12 compress-$(CONFIG_KERNEL_LZ4) = lz4 !! 51 UIMAGE_ENTRYADDR = $(CONFIG_UBOOT_ENTRY_ADDR)
13 !! 52 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 53
22 $(obj)/uImage: $(obj)/zImage !! 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
23 $(call if_changed,uimage) 60 $(call if_changed,uimage)
24 @echo 'Image: $@ is ready' !! 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)"
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