1 # SPDX-License-Identifier: GPL-2.0 <<
2 # Makefile for the Sparc boot stuff. <<
3 # 1 #
4 # Copyright (C) 1995 David S. Miller (davem@ca !! 2 # arch/ppc/boot/Makefile
5 # Copyright (C) 1997,1998 Jakub Jelinek (jj@ul !! 3 #
>> 4 # This file is subject to the terms and conditions of the GNU General Public
>> 5 # License. See the file "COPYING" in the main directory of this archive
>> 6 # for more details.
>> 7 #
>> 8 # Copyright (C) 1994 by Linus Torvalds
>> 9 # Adapted for PowerPC by Gary Thomas
>> 10 # modified by Cort (cort@cs.nmt.edu)
>> 11 #
>> 12
>> 13 CFLAGS += -fno-builtin -D__BOOTER__ -Iarch/$(ARCH)/boot/include
>> 14 HOSTCFLAGS += -Iarch/$(ARCH)/boot/include
>> 15
>> 16 BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd
>> 17
>> 18 bootdir-y := simple
>> 19 bootdir-$(CONFIG_PPC_OF) := openfirmware
>> 20 bootdir-$(CONFIG_PPC_PREP) += prep
>> 21 subdir-y := lib/ common/ images/
>> 22 subdir-$(CONFIG_PPC_OF) += of1275/
>> 23
>> 24 # for cleaning
>> 25 subdir- += simple/ openfirmware/ prep/
>> 26
>> 27 host-progs := $(addprefix utils/, addnote mknote hack-coff mkprep mkbugboot mktree)
>> 28
>> 29 .PHONY: $(BOOT_TARGETS) $(bootdir-y)
6 30
7 ROOT_IMG := /usr/src/root.img !! 31 $(BOOT_TARGETS): $(bootdir-y)
8 ELFTOAOUT := elftoaout <<
9 32
10 hostprogs := piggyback !! 33 $(bootdir-y): $(addprefix $(obj)/,$(subdir-y)) \
11 targets := tftpboot.img image zImage v !! 34 $(addprefix $(obj)/,$(host-progs))
12 clean-files := System.map !! 35 $(Q)$(MAKE) $(build)=$(obj)/$@ $(MAKECMDGOALS)
13 <<
14 quiet_cmd_elftoaout = ELFTOAOUT $@ <<
15 cmd_elftoaout = $(ELFTOAOUT) $(obj)/ <<
16 quiet_cmd_piggy = PIGGY $@ <<
17 cmd_piggy = $(obj)/piggyback $(B <<
18 quiet_cmd_strip = STRIP $@ <<
19 cmd_strip = $(STRIP) -R .comment <<
20 <<
21 ifeq ($(CONFIG_SPARC64),y) <<
22 <<
23 # Actual linking <<
24 <<
25 $(obj)/zImage: $(obj)/image FORCE <<
26 $(call if_changed,gzip) <<
27 @$(kecho) 'Kernel: $@ is ready' '(#'$( <<
28 <<
29 $(obj)/vmlinux.aout: vmlinux FORCE <<
30 $(call if_changed,elftoaout) <<
31 @$(kecho) 'Kernel: $@ is ready' '(#'$( <<
32 else <<
33 <<
34 $(obj)/zImage: $(obj)/image FORCE <<
35 $(call if_changed,strip) <<
36 @$(kecho) 'Kernel: $@ is ready' '(#'$( <<
37 <<
38 # The following lines make a readable image fo <<
39 # uImage - Binary file read by U-boot <<
40 # uImage.o - object file of uImage for loadin <<
41 # flash programmer understanding E <<
42 <<
43 OBJCOPYFLAGS_image.bin := -S -O binary -R .not <<
44 $(obj)/image.bin: $(obj)/image FORCE <<
45 $(call if_changed,objcopy) <<
46 <<
47 $(obj)/image.gz: $(obj)/image.bin FORCE <<
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_UBO <<
56 -r -b binary $@ -o $@.o <<
57 <<
58 targets += uImage <<
59 $(obj)/uImage: $(obj)/image.gz FORCE <<
60 $(call if_changed,uimage) <<
61 $(call if_changed,uimage.o) <<
62 @$(kecho) 'Kernel: $@ is ready' '(#'$( <<
63 <<
64 endif <<
65 <<
66 $(obj)/image: vmlinux FORCE <<
67 $(call if_changed,strip) <<
68 @$(kecho) 'Kernel: $@ is ready' '(#'$( <<
69 <<
70 $(obj)/tftpboot.img: $(obj)/image $(obj)/piggy <<
71 $(call if_changed,elftoaout) <<
72 $(call if_changed,piggy) <<
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