1 # SPDX-License-Identifier: GPL-2.0 !! 1 #
2 !! 2 # This file is subject to the terms and conditions of the GNU General Public
3 # uImage build relies on mkimage being availab !! 3 # License. See the file "COPYING" in the main directory of this archive
4 # You will need to build u-boot for ARC, renam !! 4 # for more details.
5 # and make sure it's reachable from your PATH !! 5 #
6 !! 6 # Copyright (C) 1995, 1998, 2001, 2002 by Ralf Baechle
7 OBJCOPYFLAGS= -O binary -R .note -R .note.gnu. !! 7 # Copyright (C) 2004 Maciej W. Rozycki
8 !! 8 #
9 LINUX_START_TEXT = $$($(READELF) -h vmlinux | !! 9
10 grep "Entry point addr !! 10 #
11 !! 11 # Some DECstations need all possible sections of an ECOFF executable
12 UIMAGE_LOADADDR = $(CONFIG_LINUX_LINK_BASE) !! 12 #
13 UIMAGE_ENTRYADDR = $(LINUX_START_TEXT) !! 13 ifdef CONFIG_MACH_DECSTATION
>> 14 e2eflag := -a
>> 15 endif
>> 16
>> 17 #
>> 18 # Drop some uninteresting sections in the kernel.
>> 19 # This is only relevant for ELF kernels but doesn't hurt a.out
>> 20 #
>> 21 drop-sections := .reginfo .mdebug .comment .note .pdr .options .MIPS.options
>> 22 strip-flags := $(addprefix --remove-section=,$(drop-sections))
>> 23
>> 24 hostprogs-y := elf2ecoff
>> 25
>> 26 suffix-y := bin
>> 27 suffix-$(CONFIG_KERNEL_BZIP2) := bz2
>> 28 suffix-$(CONFIG_KERNEL_GZIP) := gz
>> 29 suffix-$(CONFIG_KERNEL_LZMA) := lzma
>> 30 suffix-$(CONFIG_KERNEL_LZO) := lzo
>> 31
>> 32 targets := vmlinux.ecoff
>> 33 quiet_cmd_ecoff = ECOFF $@
>> 34 cmd_ecoff = $(obj)/elf2ecoff $(VMLINUX) $@ $(e2eflag)
>> 35 $(obj)/vmlinux.ecoff: $(obj)/elf2ecoff $(VMLINUX) FORCE
>> 36 $(call if_changed,ecoff)
14 37
15 targets += vmlinux.bin 38 targets += vmlinux.bin
16 targets += vmlinux.bin.gz !! 39 quiet_cmd_bin = OBJCOPY $@
17 targets += vmlinux.bin.lzma !! 40 cmd_bin = $(OBJCOPY) -O binary $(strip-flags) $(VMLINUX) $@
18 targets += uImage.bin !! 41 $(obj)/vmlinux.bin: $(VMLINUX) FORCE
19 targets += uImage.gz !! 42 $(call if_changed,bin)
20 targets += uImage.lzma !! 43
>> 44 targets += vmlinux.srec
>> 45 quiet_cmd_srec = OBJCOPY $@
>> 46 cmd_srec = $(OBJCOPY) -S -O srec $(strip-flags) $(VMLINUX) $@
>> 47 $(obj)/vmlinux.srec: $(VMLINUX) FORCE
>> 48 $(call if_changed,srec)
>> 49
>> 50 UIMAGE_LOADADDR = $(VMLINUX_LOAD_ADDRESS)
>> 51 UIMAGE_ENTRYADDR = $(VMLINUX_ENTRY_ADDRESS)
>> 52
>> 53 #
>> 54 # Compressed vmlinux images
>> 55 #
>> 56
>> 57 extra-y += vmlinux.bin.bz2
>> 58 extra-y += vmlinux.bin.gz
>> 59 extra-y += vmlinux.bin.lzma
>> 60 extra-y += vmlinux.bin.lzo
21 61
22 $(obj)/vmlinux.bin: vmlinux FORCE !! 62 $(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
23 $(call if_changed,objcopy) !! 63 $(call if_changed,bzip2)
24 64
25 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORC 65 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
26 $(call if_changed,gzip) 66 $(call if_changed,gzip)
27 67
28 $(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FO 68 $(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
29 $(call if_changed,lzma) 69 $(call if_changed,lzma)
30 70
>> 71 $(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
>> 72 $(call if_changed,lzo)
>> 73
>> 74 #
>> 75 # Compressed u-boot images
>> 76 #
>> 77
>> 78 targets += uImage
>> 79 targets += uImage.bin
>> 80 targets += uImage.bz2
>> 81 targets += uImage.gz
>> 82 targets += uImage.lzma
>> 83 targets += uImage.lzo
>> 84
31 $(obj)/uImage.bin: $(obj)/vmlinux.bin FORCE 85 $(obj)/uImage.bin: $(obj)/vmlinux.bin FORCE
32 $(call if_changed,uimage,none) 86 $(call if_changed,uimage,none)
33 87
>> 88 $(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2 FORCE
>> 89 $(call if_changed,uimage,bzip2)
>> 90
34 $(obj)/uImage.gz: $(obj)/vmlinux.bin.gz FORCE 91 $(obj)/uImage.gz: $(obj)/vmlinux.bin.gz FORCE
35 $(call if_changed,uimage,gzip) 92 $(call if_changed,uimage,gzip)
36 93
37 $(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma FO 94 $(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma FORCE
38 $(call if_changed,uimage,lzma) 95 $(call if_changed,uimage,lzma)
>> 96
>> 97 $(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo FORCE
>> 98 $(call if_changed,uimage,lzo)
>> 99
>> 100 $(obj)/uImage: $(obj)/uImage.$(suffix-y)
>> 101 @ln -sf $(notdir $<) $@
>> 102 @echo ' Image $@ is ready'
>> 103
>> 104 #
>> 105 # Flattened Image Tree (.itb) images
>> 106 #
>> 107
>> 108 targets += vmlinux.itb
>> 109 targets += vmlinux.gz.itb
>> 110 targets += vmlinux.bz2.itb
>> 111 targets += vmlinux.lzma.itb
>> 112 targets += vmlinux.lzo.itb
>> 113
>> 114 ifeq ($(ADDR_BITS),32)
>> 115 itb_addr_cells = 1
>> 116 endif
>> 117 ifeq ($(ADDR_BITS),64)
>> 118 itb_addr_cells = 2
>> 119 endif
>> 120
>> 121 targets += vmlinux.its.S
>> 122
>> 123 quiet_cmd_its_cat = CAT $@
>> 124 cmd_its_cat = cat $(filter-out $(PHONY), $^) >$@
>> 125
>> 126 $(obj)/vmlinux.its.S: $(addprefix $(srctree)/arch/mips/$(PLATFORM)/,$(ITS_INPUTS)) FORCE
>> 127 $(call if_changed,its_cat)
>> 128
>> 129 quiet_cmd_cpp_its_S = ITS $@
>> 130 cmd_cpp_its_S = $(CPP) $(cpp_flags) -P -C -o $@ $< \
>> 131 -D__ASSEMBLY__ \
>> 132 -DKERNEL_NAME="\"Linux $(KERNELRELEASE)\"" \
>> 133 -DVMLINUX_BINARY="\"$(3)\"" \
>> 134 -DVMLINUX_COMPRESSION="\"$(2)\"" \
>> 135 -DVMLINUX_LOAD_ADDRESS=$(VMLINUX_LOAD_ADDRESS) \
>> 136 -DVMLINUX_ENTRY_ADDRESS=$(VMLINUX_ENTRY_ADDRESS) \
>> 137 -DADDR_BITS=$(ADDR_BITS) \
>> 138 -DADDR_CELLS=$(itb_addr_cells)
>> 139
>> 140 $(obj)/vmlinux.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
>> 141 $(call if_changed_dep,cpp_its_S,none,vmlinux.bin)
>> 142
>> 143 $(obj)/vmlinux.gz.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
>> 144 $(call if_changed_dep,cpp_its_S,gzip,vmlinux.bin.gz)
>> 145
>> 146 $(obj)/vmlinux.bz2.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
>> 147 $(call if_changed_dep,cpp_its_S,bzip2,vmlinux.bin.bz2)
>> 148
>> 149 $(obj)/vmlinux.lzma.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
>> 150 $(call if_changed_dep,cpp_its_S,lzma,vmlinux.bin.lzma)
>> 151
>> 152 $(obj)/vmlinux.lzo.its: $(obj)/vmlinux.its.S $(VMLINUX) FORCE
>> 153 $(call if_changed_dep,cpp_its_S,lzo,vmlinux.bin.lzo)
>> 154
>> 155 quiet_cmd_itb-image = ITB $@
>> 156 cmd_itb-image = \
>> 157 env PATH="$(objtree)/scripts/dtc:$(PATH)" \
>> 158 $(CONFIG_SHELL) $(MKIMAGE) \
>> 159 -D "-I dts -O dtb -p 500 \
>> 160 --include $(objtree)/arch/mips \
>> 161 --warning no-unit_address_vs_reg" \
>> 162 -f $(2) $@
>> 163
>> 164 $(obj)/vmlinux.itb: $(obj)/vmlinux.its $(obj)/vmlinux.bin FORCE
>> 165 $(call if_changed,itb-image,$<)
>> 166
>> 167 $(obj)/vmlinux.gz.itb: $(obj)/vmlinux.gz.its $(obj)/vmlinux.bin.gz FORCE
>> 168 $(call if_changed,itb-image,$<)
>> 169
>> 170 $(obj)/vmlinux.bz2.itb: $(obj)/vmlinux.bz2.its $(obj)/vmlinux.bin.bz2 FORCE
>> 171 $(call if_changed,itb-image,$<)
>> 172
>> 173 $(obj)/vmlinux.lzma.itb: $(obj)/vmlinux.lzma.its $(obj)/vmlinux.bin.lzma FORCE
>> 174 $(call if_changed,itb-image,$<)
>> 175
>> 176 $(obj)/vmlinux.lzo.itb: $(obj)/vmlinux.lzo.its $(obj)/vmlinux.bin.lzo FORCE
>> 177 $(call if_changed,itb-image,$<)
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