1 # 1 #
2 # This file is subject to the terms and condit 2 # This file is subject to the terms and conditions of the GNU General Public
3 # License. 3 # License.
4 # 4 #
5 # Adapted for MIPS Pete Popov, Dan Malek 5 # Adapted for MIPS Pete Popov, Dan Malek
6 # 6 #
7 # Copyright (C) 1994 by Linus Torvalds 7 # Copyright (C) 1994 by Linus Torvalds
8 # Adapted for PowerPC by Gary Thomas 8 # Adapted for PowerPC by Gary Thomas
9 # modified by Cort (cort@cs.nmt.edu) 9 # modified by Cort (cort@cs.nmt.edu)
10 # 10 #
11 # Copyright (C) 2009 Lemote Inc. & DSLab, Lanz 11 # Copyright (C) 2009 Lemote Inc. & DSLab, Lanzhou University
12 # Author: Wu Zhangjin <wuzhangjin@gmail.com> 12 # Author: Wu Zhangjin <wuzhangjin@gmail.com>
13 # 13 #
14 14
15 include $(srctree)/arch/mips/Kbuild.platforms 15 include $(srctree)/arch/mips/Kbuild.platforms
16 16
17 # set the default size of the mallocing area f 17 # set the default size of the mallocing area for decompressing
18 BOOT_HEAP_SIZE := 0x400000 18 BOOT_HEAP_SIZE := 0x400000
19 19
20 # Disable Function Tracer 20 # Disable Function Tracer
21 KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_FTRAC 21 KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_FTRACE), $(KBUILD_CFLAGS))
22 22
23 KBUILD_CFLAGS := $(filter-out -fstack-protecto 23 KBUILD_CFLAGS := $(filter-out -fstack-protector, $(KBUILD_CFLAGS))
24 24
25 # Disable lq/sq in zboot 25 # Disable lq/sq in zboot
26 ifdef CONFIG_CPU_LOONGSON64 26 ifdef CONFIG_CPU_LOONGSON64
27 KBUILD_CFLAGS := $(filter-out -march=loongson3 27 KBUILD_CFLAGS := $(filter-out -march=loongson3a, $(KBUILD_CFLAGS)) -march=mips64r2
28 endif 28 endif
29 29
30 KBUILD_CFLAGS := $(KBUILD_CFLAGS) -D__KERNEL__ 30 KBUILD_CFLAGS := $(KBUILD_CFLAGS) -D__KERNEL__ -D__DISABLE_EXPORTS \
31 -DBOOT_HEAP_SIZE=$(BOOT_HEAP_SIZE) -D" 31 -DBOOT_HEAP_SIZE=$(BOOT_HEAP_SIZE) -D"VMLINUX_LOAD_ADDRESS_ULL=$(VMLINUX_LOAD_ADDRESS)ull"
32 32
33 KBUILD_AFLAGS := $(KBUILD_AFLAGS) -D__ASSEMBLY 33 KBUILD_AFLAGS := $(KBUILD_AFLAGS) -D__ASSEMBLY__ \
34 -DBOOT_HEAP_SIZE=$(BOOT_HEAP_SIZE) \ 34 -DBOOT_HEAP_SIZE=$(BOOT_HEAP_SIZE) \
35 -DKERNEL_ENTRY=$(VMLINUX_ENTRY_ADDRESS 35 -DKERNEL_ENTRY=$(VMLINUX_ENTRY_ADDRESS)
36 36
37 # decompressor objects (linked with vmlinuz) 37 # decompressor objects (linked with vmlinuz)
38 vmlinuzobjs-y := $(obj)/head.o $(obj)/decompre 38 vmlinuzobjs-y := $(obj)/head.o $(obj)/decompress.o $(obj)/string.o $(obj)/bswapsi.o
39 39
40 ifdef CONFIG_DEBUG_ZBOOT 40 ifdef CONFIG_DEBUG_ZBOOT
41 vmlinuzobjs-$(CONFIG_DEBUG_ZBOOT) 41 vmlinuzobjs-$(CONFIG_DEBUG_ZBOOT) += $(obj)/dbg.o
42 vmlinuzobjs-$(CONFIG_SYS_SUPPORTS_ZBOOT_UART16 42 vmlinuzobjs-$(CONFIG_SYS_SUPPORTS_ZBOOT_UART16550) += $(obj)/uart-16550.o
43 vmlinuzobjs-$(CONFIG_SYS_SUPPORTS_ZBOOT_UART_P 43 vmlinuzobjs-$(CONFIG_SYS_SUPPORTS_ZBOOT_UART_PROM) += $(obj)/uart-prom.o
44 vmlinuzobjs-$(CONFIG_MIPS_ALCHEMY) 44 vmlinuzobjs-$(CONFIG_MIPS_ALCHEMY) += $(obj)/uart-alchemy.o
45 vmlinuzobjs-$(CONFIG_ATH79) 45 vmlinuzobjs-$(CONFIG_ATH79) += $(obj)/uart-ath79.o
46 endif 46 endif
47 47
48 vmlinuzobjs-$(CONFIG_KERNEL_XZ) += $(obj)/ashl 48 vmlinuzobjs-$(CONFIG_KERNEL_XZ) += $(obj)/ashldi3.o
49 49
50 vmlinuzobjs-$(CONFIG_KERNEL_ZSTD) += $(obj)/bs 50 vmlinuzobjs-$(CONFIG_KERNEL_ZSTD) += $(obj)/bswapdi.o $(obj)/ashldi3.o $(obj)/clz_ctz.o
51 51
52 targets := $(notdir $(vmlinuzobjs-y)) 52 targets := $(notdir $(vmlinuzobjs-y))
53 53
54 targets += vmlinux.bin 54 targets += vmlinux.bin
55 55
56 OBJCOPYFLAGS_vmlinux.bin := $(OBJCOPYFLAGS) -O 56 OBJCOPYFLAGS_vmlinux.bin := $(OBJCOPYFLAGS) -O binary -R .comment -S
57 57
58 $(obj)/vmlinux.bin: $(KBUILD_IMAGE) FORCE 58 $(obj)/vmlinux.bin: $(KBUILD_IMAGE) FORCE
59 $(call if_changed,objcopy) 59 $(call if_changed,objcopy)
60 60
61 tool_$(CONFIG_KERNEL_GZIP) = gzip 61 tool_$(CONFIG_KERNEL_GZIP) = gzip
62 tool_$(CONFIG_KERNEL_BZIP2) = bzip2_with_siz 62 tool_$(CONFIG_KERNEL_BZIP2) = bzip2_with_size
63 tool_$(CONFIG_KERNEL_LZ4) = lz4_with_size 63 tool_$(CONFIG_KERNEL_LZ4) = lz4_with_size
64 tool_$(CONFIG_KERNEL_LZMA) = lzma_with_size 64 tool_$(CONFIG_KERNEL_LZMA) = lzma_with_size
65 tool_$(CONFIG_KERNEL_LZO) = lzo_with_size 65 tool_$(CONFIG_KERNEL_LZO) = lzo_with_size
66 tool_$(CONFIG_KERNEL_XZ) = xzkern_with_si 66 tool_$(CONFIG_KERNEL_XZ) = xzkern_with_size
67 tool_$(CONFIG_KERNEL_ZSTD) = zstd22_with_si 67 tool_$(CONFIG_KERNEL_ZSTD) = zstd22_with_size
68 68
69 targets += vmlinux.bin.z 69 targets += vmlinux.bin.z
70 70
71 $(obj)/vmlinux.bin.z: $(obj)/vmlinux.bin FORCE 71 $(obj)/vmlinux.bin.z: $(obj)/vmlinux.bin FORCE
72 $(call if_changed,$(tool_y)) 72 $(call if_changed,$(tool_y))
73 73
74 targets += piggy.o dummy.o 74 targets += piggy.o dummy.o
75 75
76 OBJCOPYFLAGS_piggy.o := --add-section=.image=$ 76 OBJCOPYFLAGS_piggy.o := --add-section=.image=$(obj)/vmlinux.bin.z \
77 --set-section-flags=.i 77 --set-section-flags=.image=contents,alloc,load,readonly,data
78 78
79 $(obj)/piggy.o: $(obj)/dummy.o $(obj)/vmlinux. 79 $(obj)/piggy.o: $(obj)/dummy.o $(obj)/vmlinux.bin.z FORCE
80 $(call if_changed,objcopy) 80 $(call if_changed,objcopy)
81 81
82 HOSTCFLAGS_calc_vmlinuz_load_addr.o += $(LINUX 82 HOSTCFLAGS_calc_vmlinuz_load_addr.o += $(LINUXINCLUDE)
83 83
84 # Calculate the load address of the compressed 84 # Calculate the load address of the compressed kernel image
85 hostprogs := calc_vmlinuz_load_addr 85 hostprogs := calc_vmlinuz_load_addr
86 86
87 ifneq (0x0,$(CONFIG_ZBOOT_LOAD_ADDRESS)) 87 ifneq (0x0,$(CONFIG_ZBOOT_LOAD_ADDRESS))
88 zload-y = $(CONFIG_ZBOOT_LOAD_ADDRESS) 88 zload-y = $(CONFIG_ZBOOT_LOAD_ADDRESS)
89 endif 89 endif
90 90
91 ifneq ($(zload-y),) 91 ifneq ($(zload-y),)
92 VMLINUZ_LOAD_ADDRESS := $(zload-y) 92 VMLINUZ_LOAD_ADDRESS := $(zload-y)
93 else 93 else
94 VMLINUZ_LOAD_ADDRESS = $(shell $(obj)/calc_vml 94 VMLINUZ_LOAD_ADDRESS = $(shell $(obj)/calc_vmlinuz_load_addr \
95 $(obj)/vmlinux.bin $(LINKER_LO 95 $(obj)/vmlinux.bin $(LINKER_LOAD_ADDRESS))
96 endif 96 endif
97 UIMAGE_LOADADDR = $(VMLINUZ_LOAD_ADDRESS) 97 UIMAGE_LOADADDR = $(VMLINUZ_LOAD_ADDRESS)
98 98
99 vmlinuzobjs-y += $(obj)/piggy.o 99 vmlinuzobjs-y += $(obj)/piggy.o
100 100
101 targets += ../../../../vmlinuz 101 targets += ../../../../vmlinuz
102 102
103 quiet_cmd_zld = LD $@ 103 quiet_cmd_zld = LD $@
104 cmd_zld = $(LD) $(KBUILD_LDFLAGS) -Ttext 104 cmd_zld = $(LD) $(KBUILD_LDFLAGS) -Ttext $(VMLINUZ_LOAD_ADDRESS) -T $< $(vmlinuzobjs-y) -o $@
105 quiet_cmd_strip = STRIP $@ 105 quiet_cmd_strip = STRIP $@
106 cmd_strip = $(STRIP) -s $@ 106 cmd_strip = $(STRIP) -s $@
107 107
108 $(objtree)/vmlinuz: $(src)/ld.script $(vmlinuz 108 $(objtree)/vmlinuz: $(src)/ld.script $(vmlinuzobjs-y) $(obj)/calc_vmlinuz_load_addr
109 $(call cmd,zld) 109 $(call cmd,zld)
110 $(call cmd,strip) 110 $(call cmd,strip)
111 111
112 objboot := $(objtree)/arch/mips/boot 112 objboot := $(objtree)/arch/mips/boot
113 113
114 $(objboot)/vmlinuz: $(objtree)/vmlinuz FORCE 114 $(objboot)/vmlinuz: $(objtree)/vmlinuz FORCE
115 115
116 # 116 #
117 # Some DECstations need all possible sections 117 # Some DECstations need all possible sections of an ECOFF executable
118 # 118 #
119 ifdef CONFIG_MACH_DECSTATION 119 ifdef CONFIG_MACH_DECSTATION
120 e2eflag := -a 120 e2eflag := -a
121 endif 121 endif
122 122
123 # elf2ecoff can only handle 32bit image 123 # elf2ecoff can only handle 32bit image
124 hostprogs += ../elf2ecoff 124 hostprogs += ../elf2ecoff
125 125
126 ifdef CONFIG_32BIT 126 ifdef CONFIG_32BIT
127 VMLINUZ = $(objtree)/vmlinuz 127 VMLINUZ = $(objtree)/vmlinuz
128 else 128 else
129 VMLINUZ = $(objboot)/vmlinuz.32 129 VMLINUZ = $(objboot)/vmlinuz.32
130 endif 130 endif
131 131
132 targets += ../vmlinuz.32 132 targets += ../vmlinuz.32
133 133
134 quiet_cmd_32 = OBJCOPY $@ 134 quiet_cmd_32 = OBJCOPY $@
135 cmd_32 = $(OBJCOPY) -O $(32bit-bfd) $(OB 135 cmd_32 = $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
136 136
137 $(objboot)/vmlinuz.32: $(objtree)/vmlinuz 137 $(objboot)/vmlinuz.32: $(objtree)/vmlinuz
138 $(call cmd,32) 138 $(call cmd,32)
139 139
140 targets += ../vmlinuz.ecoff 140 targets += ../vmlinuz.ecoff
141 141
142 quiet_cmd_ecoff = ECOFF $@ 142 quiet_cmd_ecoff = ECOFF $@
143 cmd_ecoff = $< $(VMLINUZ) $@ $(e2eflag) 143 cmd_ecoff = $< $(VMLINUZ) $@ $(e2eflag)
144 144
145 $(objboot)/vmlinuz.ecoff: $(objboot)/elf2ecoff 145 $(objboot)/vmlinuz.ecoff: $(objboot)/elf2ecoff $(VMLINUZ)
146 $(call cmd,ecoff) 146 $(call cmd,ecoff)
147 147
148 targets += ../vmlinuz.bin 148 targets += ../vmlinuz.bin
149 149
150 OBJCOPYFLAGS_vmlinuz.bin := $(OBJCOPYFLAGS) -O 150 OBJCOPYFLAGS_vmlinuz.bin := $(OBJCOPYFLAGS) -O binary
151 151
152 $(objboot)/vmlinuz.bin: $(objtree)/vmlinuz 152 $(objboot)/vmlinuz.bin: $(objtree)/vmlinuz
153 $(call cmd,objcopy) 153 $(call cmd,objcopy)
154 154
155 targets += ../vmlinuz.srec 155 targets += ../vmlinuz.srec
156 156
157 OBJCOPYFLAGS_vmlinuz.srec := $(OBJCOPYFLAGS) - 157 OBJCOPYFLAGS_vmlinuz.srec := $(OBJCOPYFLAGS) -S -O srec
158 158
159 $(objboot)/vmlinuz.srec: $(objtree)/vmlinuz 159 $(objboot)/vmlinuz.srec: $(objtree)/vmlinuz
160 $(call cmd,objcopy) 160 $(call cmd,objcopy)
161 161
162 targets += ../uzImage.bin 162 targets += ../uzImage.bin
163 163
164 $(objboot)/uzImage.bin: $(objboot)/vmlinuz.bin 164 $(objboot)/uzImage.bin: $(objboot)/vmlinuz.bin FORCE
165 $(call if_changed,uimage,none) 165 $(call if_changed,uimage,none)
166 166
167 # 167 #
168 # Flattened Image Tree (.itb) image 168 # Flattened Image Tree (.itb) image
169 # 169 #
170 170
171 ifeq ($(ADDR_BITS),32) 171 ifeq ($(ADDR_BITS),32)
172 itb_addr_cells = 1 172 itb_addr_cells = 1
173 endif 173 endif
174 ifeq ($(ADDR_BITS),64) 174 ifeq ($(ADDR_BITS),64)
175 itb_addr_cells = 2 175 itb_addr_cells = 2
176 endif 176 endif
177 177
178 targets += ../vmlinuz.its.S 178 targets += ../vmlinuz.its.S
179 179
180 quiet_cmd_its_cat = CAT $@ 180 quiet_cmd_its_cat = CAT $@
181 cmd_its_cat = cat $(real-prereqs) >$@ 181 cmd_its_cat = cat $(real-prereqs) >$@
182 182
183 $(objboot)/vmlinuz.its.S: $(addprefix $(srctre 183 $(objboot)/vmlinuz.its.S: $(addprefix $(srctree)/arch/mips/$(PLATFORM)/,$(ITS_INPUTS)) FORCE
184 $(call if_changed,its_cat) 184 $(call if_changed,its_cat)
185 185
186 targets += ../vmlinuz.its 186 targets += ../vmlinuz.its
187 187
188 quiet_cmd_cpp_its_S = ITS $@ 188 quiet_cmd_cpp_its_S = ITS $@
189 cmd_cpp_its_S = $(CPP) -P -C -o $@ $< \ 189 cmd_cpp_its_S = $(CPP) -P -C -o $@ $< \
190 -DKERNEL_NAME="\"Linux 190 -DKERNEL_NAME="\"Linux $(KERNELRELEASE)\"" \
191 -DVMLINUX_BINARY="\"$( 191 -DVMLINUX_BINARY="\"$(2)\"" \
192 -DVMLINUX_COMPRESSION= 192 -DVMLINUX_COMPRESSION="\"none\"" \
193 -DVMLINUX_LOAD_ADDRESS 193 -DVMLINUX_LOAD_ADDRESS=$(VMLINUZ_LOAD_ADDRESS) \
194 -DVMLINUX_ENTRY_ADDRES 194 -DVMLINUX_ENTRY_ADDRESS=$(VMLINUZ_LOAD_ADDRESS) \
195 -DADDR_BITS=$(ADDR_BIT 195 -DADDR_BITS=$(ADDR_BITS) \
196 -DADDR_CELLS=$(itb_add 196 -DADDR_CELLS=$(itb_addr_cells)
197 197
198 $(objboot)/vmlinuz.its: $(objboot)/vmlinuz.its 198 $(objboot)/vmlinuz.its: $(objboot)/vmlinuz.its.S FORCE
199 $(call if_changed,cpp_its_S,vmlinuz.bi 199 $(call if_changed,cpp_its_S,vmlinuz.bin)
200 200
201 targets += ../vmlinuz.itb 201 targets += ../vmlinuz.itb
202 202
203 quiet_cmd_itb-image = ITB $@ 203 quiet_cmd_itb-image = ITB $@
204 cmd_itb-image = \ 204 cmd_itb-image = \
205 env PATH="$(objtree)/scripts/d 205 env PATH="$(objtree)/scripts/dtc:$(PATH)" \
206 $(BASH) $(MKIMAGE) \ 206 $(BASH) $(MKIMAGE) \
207 -D "-I dts -O dtb -p 500 \ 207 -D "-I dts -O dtb -p 500 \
208 --include $(objtree)/a 208 --include $(objtree)/arch/mips \
209 --warning no-unit_addr 209 --warning no-unit_address_vs_reg" \
210 -f $(2) $@ 210 -f $(2) $@
211 211
212 $(objboot)/vmlinuz.itb: $(objboot)/vmlinuz.its 212 $(objboot)/vmlinuz.itb: $(objboot)/vmlinuz.its $(objboot)/vmlinuz.bin FORCE
213 $(call if_changed,itb-image,$<) 213 $(call if_changed,itb-image,$<)
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.