1 # SPDX-License-Identifier: GPL-2.0 <<
2 # 1 #
3 # Author: Huacai Chen <chenhuacai@loongson.cn> !! 2 # This file is subject to the terms and conditions of the GNU General Public
4 # Copyright (C) 2020-2022 Loongson Technology !! 3 # License. See the file "COPYING" in the main directory of this archive
>> 4 # for more details.
>> 5 #
>> 6 # Copyright (C) 1994, 1995, 1996 by Ralf Baechle
>> 7 # DECStation modifications by Paul M. Antoine, 1996
>> 8 # Copyright (C) 2002, 2003, 2004 Maciej W. Rozycki
>> 9 #
>> 10 # This file is included by the global makefile so that you can add your own
>> 11 # architecture-specific flags and dependencies. Remember to do have actions
>> 12 # for "archclean" and "archdep" for cleaning up and making dependencies for
>> 13 # this architecture
>> 14 #
5 15
6 boot := arch/loongarch/boot !! 16 #
>> 17 # Select the object file format to substitute into the linker script.
>> 18 #
>> 19 ifdef CONFIG_CPU_LITTLE_ENDIAN
>> 20 tool-prefix = mipsel-linux-
>> 21 ld-emul = elf32ltsmip
>> 22 else
>> 23 tool-prefix = mips-linux-
>> 24 ld-emul = elf32btsmip
>> 25 endif
7 26
8 KBUILD_DEFCONFIG := loongson3_defconfig !! 27 ifdef CONFIG_CROSSCOMPILE
9 KBUILD_DTBS := dtbs !! 28 CROSS_COMPILE = $(tool-prefix)
>> 29 endif
10 30
11 image-name-y := vmlinux !! 31 MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot
12 image-name-$(CONFIG_EFI_ZBOOT) := vmlinuz <<
13 32
14 ifndef CONFIG_EFI_STUB !! 33 #
15 KBUILD_IMAGE := $(boot)/vmlinux.elf !! 34 #
16 else !! 35 # GCC uses -G 0 -mabicalls -fpic as default. We don't want PIC in the kernel
17 KBUILD_IMAGE := $(boot)/$(image-name-y).efi !! 36 # code since it only slows down the whole thing. At some point we might make
>> 37 # use of global pointer optimizations but their use of $28 conflicts with
>> 38 # the current pointer optimization.
>> 39 #
>> 40 # The DECStation requires an ECOFF kernel for remote booting, other MIPS
>> 41 # machines may also. Since BFD is incredibly buggy with respect to
>> 42 # crossformat linking we rely on the elf2ecoff tool for format conversion.
>> 43 #
>> 44 GCCFLAGS := -I $(TOPDIR)/include/asm/gcc
>> 45 GCCFLAGS += -G 0 -mno-abicalls -fno-pic -pipe
>> 46 GCCFLAGS += $(call check_gcc, -finline-limit=100000,)
>> 47 LINKFLAGS += -G 0 -static -n
>> 48 MODFLAGS += -mlong-calls
>> 49
>> 50 ifdef CONFIG_DEBUG_INFO
>> 51 GCCFLAGS += -g
>> 52 ifdef CONFIG_SB1XXX_CORELIS
>> 53 GCCFLAGS += -mno-sched-prolog -fno-omit-frame-pointer
>> 54 endif
18 endif 55 endif
19 56
20 # 57 #
21 # Select the object file format to substitute !! 58 # Use: $(call set_gccflags,<cpu0>,<isa0>,<cpu1>,<isa1>,<isa2>)
22 # 59 #
23 64bit-tool-archpref = loongarch64 !! 60 # <cpu0>,<isa0> -- preferred CPU and ISA designations (may require
24 32bit-bfd = elf32-loongarch !! 61 # recent tools)
25 64bit-bfd = elf64-loongarch !! 62 # <cpu1>,<isa1> -- fallback CPU and ISA designations (have to work
26 32bit-emul = elf32loongarch !! 63 # with up to the oldest supported tools)
27 64bit-emul = elf64loongarch !! 64 # <isa2> -- an ISA designation used as an ABI selector for
28 !! 65 # gcc versions that do not support "-mabi=32"
29 CC_FLAGS_FPU := -mfpu=64 !! 66 # (depending on the CPU type, either "mips1" or
30 CC_FLAGS_NO_FPU := -msoft-float !! 67 # "mips2")
31 !! 68 #
32 ifdef CONFIG_UNWINDER_ORC !! 69 set_gccflags = $(shell \
33 orc_hash_h := arch/$(SRCARCH)/include/generate !! 70 while :; do \
34 orc_hash_sh := $(srctree)/scripts/orc_hash.sh !! 71 cpu=$(1); isa=-$(2); \
35 targets += $(orc_hash_h) !! 72 for gcc_opt in -march= -mcpu=; do \
36 quiet_cmd_orc_hash = GEN $@ !! 73 $(CC) $$gcc_opt$$cpu $$isa -S -o /dev/null \
37 cmd_orc_hash = mkdir -p $(dir $@); \ !! 74 -xc /dev/null > /dev/null 2>&1 && \
38 $(CONFIG_SHELL) $(orc_has !! 75 break 2; \
39 $(orc_hash_h): $(srctree)/arch/loongarch/inclu !! 76 done; \
40 $(call if_changed,orc_hash) !! 77 cpu=$(3); isa=-$(4); \
41 archprepare: $(orc_hash_h) !! 78 for gcc_opt in -march= -mcpu=; do \
42 endif !! 79 $(CC) $$gcc_opt$$cpu $$isa -S -o /dev/null \
43 !! 80 -xc /dev/null > /dev/null 2>&1 && \
44 ifdef CONFIG_DYNAMIC_FTRACE !! 81 break 2; \
45 KBUILD_CPPFLAGS += -DCC_USING_PATCHABLE_FUNCTI !! 82 done; \
46 CC_FLAGS_FTRACE := -fpatchable-function-entry= !! 83 break; \
47 endif !! 84 done; \
48 !! 85 gcc_abi=-mabi=32; gcc_cpu=$$cpu; \
49 ifdef CONFIG_64BIT !! 86 if $(CC) $$gcc_abi -S -o /dev/null -xc /dev/null > /dev/null 2>&1; then \
50 tool-archpref = $(64bit-tool-archpre !! 87 gcc_isa=$$isa; \
51 UTS_MACHINE := loongarch64 !! 88 else \
52 endif !! 89 gcc_abi=; gcc_isa=-$(5); \
53 !! 90 fi; \
54 ifneq ($(SUBARCH),$(ARCH)) !! 91 gas_abi=-Wa,-32; gas_cpu=$$cpu; gas_isa=-Wa,$$isa; \
55 ifeq ($(CROSS_COMPILE),) !! 92 while :; do \
56 CROSS_COMPILE := $(call cc-cross-prefix, $ !! 93 for gas_opt in -Wa,-march= -Wa,-mcpu=; do \
57 endif !! 94 $(CC) $$gas_abi $$gas_opt$$cpu $$gas_isa -Wa,-Z -c \
58 endif !! 95 -o /dev/null -xassembler /dev/null > /dev/null 2>&1 && \
59 !! 96 break 2; \
60 ifdef CONFIG_64BIT !! 97 done; \
61 ld-emul = $(64bit-emul) !! 98 gas_abi=; gas_opt=; gas_cpu=; gas_isa=; \
62 cflags-y += -mabi=lp64s !! 99 break; \
63 endif !! 100 done; \
64 !! 101 if test "$$gcc_opt" = -march= && test -n "$$gcc_abi"; then \
65 cflags-y += -pipe $(CC_ !! 102 $(CC) $$gcc_abi $$gcc_opt$$gcc_cpu -S -o /dev/null \
66 LDFLAGS_vmlinux += -static -n !! 103 -xc /dev/null > /dev/null 2>&1 && \
67 !! 104 gcc_isa=; \
68 # When the assembler supports explicit relocat !! 105 fi; \
69 # GCC may have -mexplicit-relocs off by defaul !! 106 echo $$gcc_abi $$gcc_opt$$gcc_cpu $$gcc_isa $$gas_abi $$gas_opt$$gas_cpu $$gas_isa)
70 # assembler, so we force it via an option. !! 107
71 # !! 108 #
72 # When the assembler does not supports explici !! 109 # CPU-dependent compiler/assembler options for optimization.
73 # it. Disable it if the compiler supports it. !! 110 #
74 # !! 111 ifdef CONFIG_CPU_R3000
75 # The combination of a "new" assembler and "ol !! 112 GCCFLAGS += $(call set_gccflags,r3000,mips1,r3000,mips1,mips1)
76 # the rarity of this combo and the extra compl !! 113 endif
77 # Either upgrade the compiler or downgrade the !! 114 ifdef CONFIG_CPU_TX39XX
78 # out if it is the case (by probing for the mo !! 115 GCCFLAGS += $(call set_gccflags,r3900,mips1,r3000,mips1,mips1)
79 # compilers in this case would have support). !! 116 endif
80 # !! 117 ifdef CONFIG_CPU_R6000
81 # Also, -mdirect-extern-access is useful in ca !! 118 GCCFLAGS += $(call set_gccflags,r6000,mips2,r6000,mips2,mips2) \
82 # relocs, for avoiding unnecessary GOT accesse !! 119 -Wa,--trap
83 # support though. !! 120 endif
84 ifdef CONFIG_AS_HAS_EXPLICIT_RELOCS !! 121 ifdef CONFIG_CPU_R4300
85 cflags-y += $(call cc-o !! 122 GCCFLAGS += $(call set_gccflags,r4300,mips3,r4300,mips3,mips2) \
86 KBUILD_CFLAGS_KERNEL += $(call cc-o !! 123 -Wa,--trap
87 KBUILD_CFLAGS_KERNEL += $(call cc-o !! 124 endif
88 KBUILD_AFLAGS_MODULE += $(call cc-o !! 125 ifdef CONFIG_CPU_VR41XX
89 KBUILD_CFLAGS_MODULE += $(call cc-o !! 126 GCCFLAGS += $(call set_gccflags,r4100,mips3,r4600,mips3,mips2) \
90 else !! 127 -Wa,--trap
91 cflags-y += $(call cc-o !! 128 endif
92 KBUILD_AFLAGS_KERNEL += -Wa,-mla-gl !! 129 ifdef CONFIG_CPU_R4X00
93 KBUILD_CFLAGS_KERNEL += -Wa,-mla-gl !! 130 GCCFLAGS += $(call set_gccflags,r4600,mips3,r4600,mips3,mips2) \
94 KBUILD_AFLAGS_MODULE += -Wa,-mla-gl !! 131 -Wa,--trap
95 KBUILD_CFLAGS_MODULE += -fplt -Wa,- !! 132 endif
>> 133 ifdef CONFIG_CPU_TX49XX
>> 134 GCCFLAGS += $(call set_gccflags,r4600,mips3,r4600,mips3,mips2) \
>> 135 -Wa,--trap
>> 136 endif
>> 137 ifdef CONFIG_CPU_MIPS32
>> 138 GCCFLAGS += $(call set_gccflags,mips32,mips32,r4600,mips3,mips2) \
>> 139 -Wa,--trap
>> 140 endif
>> 141 ifdef CONFIG_CPU_MIPS64
>> 142 GCCFLAGS += $(call set_gccflags,mips64,mips64,r4600,mips3,mips2) \
>> 143 -Wa,--trap
>> 144 endif
>> 145 ifdef CONFIG_CPU_R5000
>> 146 GCCFLAGS += $(call set_gccflags,r5000,mips4,r5000,mips4,mips2) \
>> 147 -Wa,--trap
>> 148 endif
>> 149 ifdef CONFIG_CPU_R5432
>> 150 GCCFLAGS += $(call set_gccflags,r5400,mips4,r5000,mips4,mips2) \
>> 151 -Wa,--trap
>> 152 endif
>> 153 ifdef CONFIG_CPU_NEVADA
>> 154 GCCFLAGS += $(call set_gccflags,rm5200,mips4,r5000,mips4,mips2) \
>> 155 -Wa,--trap
>> 156 #GCCFLAGS += $(call check_gcc,-mmad,)
>> 157 endif
>> 158 ifdef CONFIG_CPU_RM7000
>> 159 GCCFLAGS += $(call set_gccflags,rm7000,mips4,r5000,mips4,mips2) \
>> 160 -Wa,--trap
>> 161 endif
>> 162 ifdef CONFIG_CPU_RM9000
>> 163 GCCFLAGS += $(call set_gccflags,rm9000,mips4,r5000,mips4,mips2) \
>> 164 -Wa,--trap
>> 165 endif
>> 166 ifdef CONFIG_CPU_SB1
>> 167 GCCFLAGS += $(call set_gccflags,sb1,mips64,r5000,mips4,mips2) \
>> 168 -Wa,--trap
>> 169 ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
>> 170 MODFLAGS += -msb1-pass1-workarounds
>> 171 endif
>> 172 endif
>> 173
>> 174 AFLAGS += $(GCCFLAGS)
>> 175 CFLAGS += $(GCCFLAGS)
>> 176
>> 177 LD += -m $(ld-emul)
>> 178
>> 179
>> 180 #
>> 181 # We unconditionally build the math emulator
>> 182 #
>> 183 CORE_FILES += arch/mips/math-emu/fpu_emulator.o
>> 184 SUBDIRS += arch/mips/math-emu
>> 185
>> 186 #
>> 187 # ramdisk/initrd support
>> 188 # You need a compressed ramdisk image, named ramdisk.gz in
>> 189 # arch/mips/ramdisk
>> 190 #
>> 191 ifdef CONFIG_EMBEDDED_RAMDISK
>> 192 CORE_FILES += arch/mips/ramdisk/ramdisk.o
>> 193 SUBDIRS += arch/mips/ramdisk
>> 194 endif
>> 195
>> 196
>> 197 #
>> 198 # Board-dependent options and extra files
>> 199 #
>> 200
>> 201 #
>> 202 # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
>> 203 #
>> 204 ifdef CONFIG_MIPS_JAZZ
>> 205 CORE_FILES += arch/mips/jazz/jazz.o
>> 206 SUBDIRS += arch/mips/jazz arch/mips/arc
>> 207 LIBS += arch/mips/arc/arclib.a
>> 208 LOADADDR := 0x80080000
>> 209 endif
>> 210
>> 211 #
>> 212 # Au1000 (Alchemy Semi PB1000) eval board
>> 213 #
>> 214 ifdef CONFIG_MIPS_PB1000
>> 215 LIBS += arch/mips/au1000/pb1000/pb1000.o \
>> 216 arch/mips/au1000/common/au1000.o
>> 217 SUBDIRS += arch/mips/au1000/pb1000 arch/mips/au1000/common
>> 218 LOADADDR := 0x80100000
>> 219 endif
>> 220
>> 221 #
>> 222 # Au1100 (Alchemy Semi PB1100) eval board
>> 223 #
>> 224 ifdef CONFIG_MIPS_PB1100
>> 225 LIBS += arch/mips/au1000/pb1100/pb1100.o \
>> 226 arch/mips/au1000/common/au1000.o
>> 227 SUBDIRS += arch/mips/au1000/pb1100 arch/mips/au1000/common
>> 228 LOADADDR += 0x80100000
>> 229 endif
>> 230
>> 231 #
>> 232 # Au1500 (Alchemy Semi PB1500) eval board
>> 233 #
>> 234 ifdef CONFIG_MIPS_PB1500
>> 235 LIBS += arch/mips/au1000/pb1500/pb1500.o \
>> 236 arch/mips/au1000/common/au1000.o
>> 237 SUBDIRS += arch/mips/au1000/pb1500 arch/mips/au1000/common
>> 238 LOADADDR := 0x80100000
>> 239 endif
>> 240
>> 241 #
>> 242 # Au1x00 (AMD/Alchemy) eval boards
>> 243 #
>> 244 ifdef CONFIG_MIPS_DB1000
>> 245 LIBS += arch/mips/au1000/db1x00/db1x00.o \
>> 246 arch/mips/au1000/common/au1000.o
>> 247 SUBDIRS += arch/mips/au1000/db1x00 arch/mips/au1000/common
>> 248 LOADADDR += 0x80100000
>> 249 endif
>> 250
>> 251 ifdef CONFIG_MIPS_DB1500
>> 252 LIBS += arch/mips/au1000/db1x00/db1x00.o \
>> 253 arch/mips/au1000/common/au1000.o
>> 254 SUBDIRS += arch/mips/au1000/db1x00 arch/mips/au1000/common
>> 255 LOADADDR += 0x80100000
>> 256 endif
>> 257
>> 258 ifdef CONFIG_MIPS_DB1550
>> 259 LIBS += arch/mips/au1000/db1x00/db1x00.o \
>> 260 arch/mips/au1000/common/au1000.o
>> 261 SUBDIRS += arch/mips/au1000/db1x00 arch/mips/au1000/common
>> 262 LOADADDR += 0x80100000
>> 263 endif
>> 264
>> 265 ifdef CONFIG_MIPS_DB1100
>> 266 LIBS += arch/mips/au1000/db1x00/db1x00.o \
>> 267 arch/mips/au1000/common/au1000.o
>> 268 SUBDIRS += arch/mips/au1000/db1x00 arch/mips/au1000/common
>> 269 LOADADDR += 0x80100000
>> 270 endif
>> 271
>> 272 ifdef CONFIG_MIPS_HYDROGEN3
>> 273 LIBS += arch/mips/au1000/hydrogen3/hydrogen3.o \
>> 274 arch/mips/au1000/common/au1000.o
>> 275 SUBDIRS += arch/mips/au1000/hydrogen3 arch/mips/au1000/common
>> 276 LOADADDR += 0x80100000
>> 277 endif
>> 278
>> 279 ifdef CONFIG_MIPS_BOSPORUS
>> 280 LIBS += arch/mips/au1000/db1x00/db1x00.o \
>> 281 arch/mips/au1000/common/au1000.o
>> 282 SUBDIRS += arch/mips/au1000/db1x00 arch/mips/au1000/common
>> 283 LOADADDR += 0x80100000
>> 284 endif
>> 285
>> 286 ifdef CONFIG_MIPS_MIRAGE
>> 287 LIBS += arch/mips/au1000/db1x00/db1x00.o \
>> 288 arch/mips/au1000/common/au1000.o
>> 289 SUBDIRS += arch/mips/au1000/db1x00 arch/mips/au1000/common
>> 290 LOADADDR += 0x80100000
>> 291 endif
>> 292
>> 293 ifdef CONFIG_MIPS_XXS1500
>> 294 LIBS += arch/mips/au1000/xxs1500/xxs1500.o \
>> 295 arch/mips/au1000/common/au1000.o
>> 296 SUBDIRS += arch/mips/au1000/xxs1500 arch/mips/au1000/common
>> 297 LOADADDR += 0x80100000
>> 298 endif
>> 299
>> 300 ifdef CONFIG_MIPS_MTX1
>> 301 LIBS += arch/mips/au1000/mtx-1/mtx-1.o \
>> 302 arch/mips/au1000/common/au1000.o
>> 303 SUBDIRS += arch/mips/au1000/mtx-1 arch/mips/au1000/common
>> 304 LOADADDR += 0x80100000
96 endif 305 endif
97 306
98 KBUILD_AFLAGS += $(call cc-o !! 307 ifdef CONFIG_MIPS_PB1550
99 KBUILD_CFLAGS += $(call cc-o !! 308 LIBS += arch/mips/au1000/pb1550/pb1550.o \
100 KBUILD_AFLAGS += $(call cc-o !! 309 arch/mips/au1000/common/au1000.o
101 KBUILD_CFLAGS += $(call cc-o !! 310 SUBDIRS += arch/mips/au1000/pb1550 arch/mips/au1000/common
>> 311 LOADADDR += 0x80100000
>> 312 endif
>> 313
>> 314
>> 315 #
>> 316 # Cogent CSB250
>> 317 #
>> 318 ifdef CONFIG_COGENT_CSB250
>> 319 LIBS += arch/mips/au1000/csb250/csb250.o \
>> 320 arch/mips/au1000/common/au1000.o
>> 321 SUBDIRS += arch/mips/au1000/csb250 arch/mips/au1000/common
>> 322 LOADADDR := 0x80100000
>> 323 endif
>> 324
>> 325 ifdef CONFIG_PCI
>> 326 CORE_FILES += arch/mips/pci/pci-core.o
>> 327 SUBDIRS += arch/mips/pci
>> 328 endif
>> 329
>> 330 #
>> 331 # Algorithmics P4032
>> 332 #
>> 333 ifdef CONFIG_ALGOR_P4032
>> 334 CORE_FILES += arch/mips/algor/algor.o
>> 335 SUBDIRS += arch/mips/algor
>> 336 LOADADDR := 0x80000000
>> 337 endif
>> 338
>> 339 #
>> 340 # Baget/MIPS
>> 341 #
>> 342 ifdef CONFIG_BAGET_MIPS
>> 343 SUBDIRS += arch/mips/baget arch/mips/baget/prom
>> 344 LIBS += arch/mips/baget/baget.a arch/mips/baget/prom/bagetlib.a
>> 345 LOADADDR := 0x80001000
>> 346 endif
>> 347
>> 348 #
>> 349 # Cobalt Server
>> 350 #
>> 351 ifdef CONFIG_MIPS_COBALT
>> 352 SUBDIRS += arch/mips/cobalt
>> 353 CORE_FILES += arch/mips/cobalt/cobalt.o
>> 354 LOADADDR := 0x80080000
>> 355 endif
>> 356
>> 357 #
>> 358 # DECstation family
>> 359 #
>> 360 ifdef CONFIG_DECSTATION
>> 361 CORE_FILES += arch/mips/dec/dec.o
>> 362 SUBDIRS += arch/mips/dec arch/mips/dec/prom
>> 363 LIBS += arch/mips/dec/prom/rexlib.a
>> 364 LOADADDR := 0x80040000
>> 365 endif
>> 366
>> 367 #
>> 368 # Galileo EV64120 Board
>> 369 #
>> 370 ifdef CONFIG_MIPS_EV64120
>> 371 LIBS += arch/mips/gt64120/common/gt64120.o \
>> 372 arch/mips/gt64120/ev64120/ev64120.o
>> 373 SUBDIRS += arch/mips/gt64120/common arch/mips/gt64120/ev64120
>> 374 LOADADDR := 0x80100000
>> 375 endif
102 376
103 ifdef CONFIG_OBJTOOL !! 377 #
104 KBUILD_CFLAGS += -fno-jump-t !! 378 # Galileo EV96100 Board
>> 379 #
>> 380 ifdef CONFIG_MIPS_EV96100
>> 381 LIBS += arch/mips/galileo-boards/ev96100/ev96100.o
>> 382 SUBDIRS += arch/mips/galileo-boards/ev96100
>> 383 LOADADDR := 0x80100000
105 endif 384 endif
106 385
107 KBUILD_RUSTFLAGS += --target=lo !! 386 #
108 KBUILD_RUSTFLAGS_KERNEL += -Zdirect-ac !! 387 # Globespan IVR eval board with QED 5231 CPU
109 KBUILD_RUSTFLAGS_MODULE += -Zdirect-ac !! 388 #
>> 389 ifdef CONFIG_MIPS_IVR
>> 390 LIBS += arch/mips/ite-boards/ivr/ivr.o \
>> 391 arch/mips/ite-boards/generic/it8172.o
>> 392 SUBDIRS += arch/mips/ite-boards/generic arch/mips/ite-boards/ivr
>> 393 LOADADDR := 0x80100000
>> 394 endif
110 395
111 ifeq ($(CONFIG_RELOCATABLE),y) !! 396 #
112 KBUILD_CFLAGS_KERNEL += -fPIE !! 397 # HP LaserJet
113 KBUILD_RUSTFLAGS_KERNEL += -Crelocatio !! 398 #
114 LDFLAGS_vmlinux += -static -pi !! 399 ifdef CONFIG_HP_LASERJET
>> 400 SUBDIRS += arch/mips/hp-lj
>> 401 LIBS += arch/mips/hp-lj/hp-lj.o
>> 402 LOADADDR := 0x80030000
115 endif 403 endif
116 404
117 cflags-y += $(call cc-option, -mno-check-zero- !! 405 #
>> 406 # ITE 8172 eval board with QED 5231 CPU
>> 407 #
>> 408 ifdef CONFIG_MIPS_ITE8172
>> 409 LIBS += arch/mips/ite-boards/qed-4n-s01b/ite.o \
>> 410 arch/mips/ite-boards/generic/it8172.o
>> 411 SUBDIRS += arch/mips/ite-boards/generic arch/mips/ite-boards/qed-4n-s01b
>> 412 LOADADDR := 0x80100000
>> 413 endif
118 414
119 ifndef CONFIG_KASAN !! 415 #
120 cflags-y += -fno-builtin-memcpy -fno-builtin-m !! 416 # MIPS Atlas board
>> 417 #
>> 418 ifdef CONFIG_MIPS_ATLAS
>> 419 LIBS += arch/mips/mips-boards/atlas/atlas.o \
>> 420 arch/mips/mips-boards/generic/mipsboards.o
>> 421 SUBDIRS += arch/mips/mips-boards/generic arch/mips/mips-boards/atlas
>> 422 LOADADDR := 0x80100000
121 endif 423 endif
122 424
123 load-y = 0x9000000000200000 !! 425 #
124 bootvars-y = VMLINUX_LOAD_ADDRESS=$(load- !! 426 # MIPS Malta board
>> 427 #
>> 428 ifdef CONFIG_MIPS_MALTA
>> 429 LIBS += arch/mips/mips-boards/malta/malta.o \
>> 430 arch/mips/mips-boards/generic/mipsboards.o
>> 431 SUBDIRS += arch/mips/mips-boards/malta arch/mips/mips-boards/generic
>> 432 LOADADDR := 0x80100000
>> 433 endif
125 434
126 drivers-$(CONFIG_PCI) += arch/loonga !! 435 #
>> 436 # MIPS SEAD board
>> 437 #
>> 438 ifdef CONFIG_MIPS_SEAD
>> 439 LIBS += arch/mips/mips-boards/sead/sead.o \
>> 440 arch/mips/mips-boards/generic/mipsboards.o
>> 441 SUBDIRS += arch/mips/mips-boards/generic arch/mips/mips-boards/sead
>> 442 LOADADDR := 0x80100000
>> 443 endif
127 444
128 KBUILD_AFLAGS += $(cflags-y) !! 445 #
129 KBUILD_CFLAGS += $(cflags-y) !! 446 # Momentum Ocelot board
130 KBUILD_CPPFLAGS += -DVMLINUX_LOAD_ADDRESS=$(lo !! 447 #
>> 448 ifdef CONFIG_MOMENCO_OCELOT
>> 449 # The Ocelot setup.o must be linked early - it does the ioremap() for the
>> 450 # mips_io_port_base.
>> 451 CORE_FILES += arch/mips/gt64120/common/gt64120.o \
>> 452 arch/mips/gt64120/momenco_ocelot/momenco_ocelot.o
>> 453 SUBDIRS += arch/mips/gt64120/common arch/mips/gt64120/momenco_ocelot
>> 454 LOADADDR := 0x80100000
>> 455 endif
131 456
132 # This is required to get dwarf unwinding tabl !! 457 #
133 # instead of .eh_frame so we don't discard the !! 458 # Momentum Ocelot-G board
134 KBUILD_CFLAGS += -fno-asynchronous-unwind-tabl !! 459 #
>> 460 ifdef CONFIG_MOMENCO_OCELOT_G
>> 461 # The Ocelot-G setup.o must be linked early - it does the ioremap() for the
>> 462 # mips_io_port_base.
>> 463 CORE_FILES += arch/mips/momentum/ocelot_g/ocelot_g.o
>> 464 SUBDIRS += arch/mips/momentum/ocelot_g
>> 465 LOADADDR := 0x80100000
>> 466 endif
135 467
136 ifdef CONFIG_ARCH_STRICT_ALIGN !! 468 #
137 # Don't emit unaligned accesses. !! 469 # Momentum Ocelot-C and -CS boards
138 # Not all LoongArch cores support unaligned ac !! 470 #
139 # rely on others to provide emulation for thes !! 471 ifdef CONFIG_MOMENCO_OCELOT_C
140 KBUILD_CFLAGS += $(call cc-option,-mstrict-ali !! 472 # The Ocelot-C[S] setup.o must be linked early - it does the ioremap() for the
>> 473 # mips_io_port_base.
>> 474 CORE_FILES += arch/mips/momentum/ocelot_c/ocelot_c.o
>> 475 SUBDIRS += arch/mips/momentum/ocelot_c
>> 476 LOADADDR := 0x80100000
>> 477 endif
>> 478
>> 479 ifdef CONFIG_PMC_BIG_SUR
>> 480 CORE_FILES += arch/mips/pmc-sierra/big_sur/big_sur.o
>> 481 SUBDIRS += arch/mips/pmc-sierra/big_sur
>> 482 LOADADDR := 0x80100000
>> 483 endif
>> 484
>> 485 ifdef CONFIG_PMC_STRETCH
>> 486 CORE_FILES += arch/mips/pmc-sierra/stretch/stretch.o
>> 487 SUBDIRS += arch/mips/pmc-sierra/stretch
>> 488 LOADADDR := 0x80200000
>> 489 endif
>> 490
>> 491 ifdef CONFIG_MOMENCO_JAGUAR_ATX
>> 492 LIBS += arch/mips/momentum/jaguar_atx/jaguar_atx.o
>> 493 SUBDIRS += arch/mips/momentum/jaguar_atx
>> 494 ifdef CONFIG_JAGUAR_DMALOW
>> 495 LOADADDR := 0x88000000
141 else 496 else
142 # Optimise for performance on hardware support !! 497 LOADADDR := 0x80100000
143 KBUILD_CFLAGS += $(call cc-option,-mno-strict- !! 498 endif
>> 499 endif
>> 500
>> 501 #
>> 502 # NEC DDB Vrc-5074
>> 503 #
>> 504 ifdef CONFIG_DDB5074
>> 505 SUBDIRS += arch/mips/ddb5xxx/common arch/mips/ddb5xxx/ddb5074
>> 506 LIBS += arch/mips/ddb5xxx/common/ddb5xxx.o arch/mips/ddb5xxx/ddb5074/ddb5074.o
>> 507 LOADADDR := 0x80080000
>> 508 endif
>> 509
>> 510 #
>> 511 # NEC DDB Vrc-5476
>> 512 #
>> 513 ifdef CONFIG_DDB5476
>> 514 SUBDIRS += arch/mips/ddb5xxx/common arch/mips/ddb5xxx/ddb5476
>> 515 LIBS += arch/mips/ddb5xxx/common/ddb5xxx.o \
>> 516 arch/mips/ddb5xxx/ddb5476/ddb5476.o
>> 517 LOADADDR := 0x80080000
>> 518 endif
>> 519
>> 520 #
>> 521 # NEC DDB Vrc-5477
>> 522 #
>> 523 ifdef CONFIG_DDB5477
>> 524 SUBDIRS += arch/mips/ddb5xxx/common arch/mips/ddb5xxx/ddb5477
>> 525 LIBS += arch/mips/ddb5xxx/common/ddb5xxx.o \
>> 526 arch/mips/ddb5xxx/ddb5477/ddb5477.o
>> 527 LOADADDR := 0x80100000
>> 528 endif
>> 529
>> 530 ifdef CONFIG_LASAT
>> 531 LIBS += arch/mips/lasat/lasatkern.o
>> 532 SUBDIRS += arch/mips/lasat
>> 533 LOADADDR += 0x80000000
>> 534 endif
>> 535 #
>> 536 # NEC Osprey (vr4181) board
>> 537 #
>> 538 ifdef CONFIG_NEC_OSPREY
>> 539 SUBDIRS += arch/mips/vr4181/common arch/mips/vr4181/osprey
>> 540 LIBS += arch/mips/vr4181/common/vr4181.o \
>> 541 arch/mips/vr4181/osprey/osprey.o
>> 542 LOADADDR := 0x80002000
>> 543 endif
>> 544
>> 545 #
>> 546 # NEC Eagle/Hawk (VR4122/VR4131) board
>> 547 #
>> 548 ifdef CONFIG_NEC_EAGLE
>> 549 SUBDIRS += arch/mips/vr41xx/common \
>> 550 arch/mips/vr41xx/nec-eagle
>> 551 CORE_FILES += arch/mips/vr41xx/common/vr41xx.o \
>> 552 arch/mips/vr41xx/nec-eagle/eagle.o
>> 553 LOADADDR := 0x80000000
>> 554 endif
>> 555
>> 556 #
>> 557 # ZAO Networks Capcella (VR4131)
>> 558 #
>> 559 ifdef CONFIG_ZAO_CAPCELLA
>> 560 SUBDIRS += arch/mips/vr41xx/common \
>> 561 arch/mips/vr41xx/zao-capcella
>> 562 CORE_FILES += arch/mips/vr41xx/common/vr41xx.o \
>> 563 arch/mips/vr41xx/zao-capcella/capcella.o
>> 564 LOADADDR := 0x80000000
>> 565 endif
>> 566
>> 567 #
>> 568 # Victor MP-C303/304 (VR4122)
>> 569 #
>> 570 ifdef CONFIG_VICTOR_MPC30X
>> 571 SUBDIRS += arch/mips/vr41xx/common \
>> 572 arch/mips/vr41xx/victor-mpc30x
>> 573 CORE_FILES += arch/mips/vr41xx/common/vr41xx.o \
>> 574 arch/mips/vr41xx/victor-mpc30x/mpc30x.o
>> 575 LOADADDR := 0x80001000
>> 576 endif
>> 577
>> 578 #
>> 579 # IBM WorkPad z50 (VR4121)
>> 580 #
>> 581 ifdef CONFIG_IBM_WORKPAD
>> 582 SUBDIRS += arch/mips/vr41xx/common \
>> 583 arch/mips/vr41xx/ibm-workpad
>> 584 CORE_FILES += arch/mips/vr41xx/common/vr41xx.o \
>> 585 arch/mips/vr41xx/ibm-workpad/workpad.o
>> 586 LOADADDR += 0x80004000
144 endif 587 endif
145 588
146 KBUILD_CFLAGS += -isystem $(shell $(CC) -print !! 589 #
>> 590 # CASIO CASSIPEIA E-55/65 (VR4111)
>> 591 #
>> 592 ifdef CONFIG_CASIO_E55
>> 593 SUBDIRS += arch/mips/vr41xx/common \
>> 594 arch/mips/vr41xx/casio-e55
>> 595 CORE_FILES += arch/mips/vr41xx/common/vr41xx.o \
>> 596 arch/mips/vr41xx/casio-e55/e55.o
>> 597 LOADADDR += 0x80004000
>> 598 endif
147 599
148 KBUILD_LDFLAGS += -m $(ld-emul) !! 600 #
>> 601 # TANBAC TB0226 Mbase (VR4131)
>> 602 #
>> 603 ifdef CONFIG_TANBAC_TB0226
>> 604 SUBDIRS += arch/mips/vr41xx/common \
>> 605 arch/mips/vr41xx/tanbac-tb0226
>> 606 CORE_FILES += arch/mips/vr41xx/common/vr41xx.o \
>> 607 arch/mips/vr41xx/tanbac-tb0226/tb0226.o
>> 608 LOADADDR := 0x80000000
>> 609 endif
149 610
150 ifdef need-compiler !! 611 #
151 CHECKFLAGS += $(shell $(CC) $(KBUILD_CPPFLAGS) !! 612 # TANBAC TB0229 (VR4131DIMM)
152 grep -E -vw '__GNUC_(MINOR_|PATCHLEVEL !! 613 #
153 sed -e "s/^\#define /-D'/" -e "s/ /'=' !! 614 ifdef CONFIG_TANBAC_TB0229
>> 615 SUBDIRS += arch/mips/vr41xx/common \
>> 616 arch/mips/vr41xx/tanbac-tb0229
>> 617 CORE_FILES += arch/mips/vr41xx/common/vr41xx.o \
>> 618 arch/mips/vr41xx/tanbac-tb0229/tb0229.o
>> 619 LOADADDR := 0x80000000
154 endif 620 endif
155 621
156 libs-y += arch/loongarch/lib/ !! 622 #
157 libs-$(CONFIG_EFI_STUB) += $(objtree)/drivers/ !! 623 # Philips Nino
>> 624 #
>> 625 ifdef CONFIG_NINO
>> 626 CORE_FILES += arch/mips/philips/nino/nino.o
>> 627 SUBDIRS += arch/mips/philips/nino
>> 628 LOADADDR := 0x80000000
>> 629 endif
158 630
159 drivers-y += arch/loongarch/cryp !! 631 #
>> 632 # SGI IP22 (Indy/Indigo2)
>> 633 #
>> 634 ifdef CONFIG_SGI_IP22
>> 635 CORE_FILES += arch/mips/sgi-ip22/ip22-kern.o
>> 636 LIBS += arch/mips/arc/arclib.a
>> 637 SUBDIRS += arch/mips/sgi-ip22 arch/mips/arc
>> 638 #
>> 639 # Set LOADADDR to >= 0x88069000 if you want to leave space for symmon,
>> 640 # 0x88002000 for production kernels. Note that the value must be
>> 641 # 8kb aligned or the handling of the current variable will break.
>> 642 #
>> 643 LOADADDR := 0x88002000
>> 644 endif
>> 645
>> 646 #
>> 647 # Sibyte SB1250 SOC and Broadcom (SiByte) BCM112x SOCs
>> 648 #
>> 649 ifneq ($(CONFIG_SIBYTE_SB1250)$(CONFIG_SIBYTE_BCM112X),)
>> 650 # This is a LIB so that it links at the end, and initcalls are later
>> 651 # the sequence; but it is built as an object so that modules don't get
>> 652 # removed (as happens, even if they have __initcall/module_init)
>> 653 LIBS += arch/mips/sibyte/sb1250/sb1250.o
>> 654 SUBDIRS += arch/mips/sibyte/sb1250
>> 655 LOADADDR := 0x80100000
>> 656 endif
160 657
161 # suspend and hibernation support !! 658 #
162 drivers-$(CONFIG_PM) += arch/loongarch/powe !! 659 # Sibyte boards:
>> 660 #
>> 661 # BCM91250A (SWARM),
>> 662 # BCM91250E (Sentosa),
>> 663 # BCM91120C (CRhine),
>> 664 # BCM91120x (Carmel),
>> 665 # BCM91125C (CRhone),
>> 666 # BCM91125E (Rhone).
>> 667 #
>> 668 ifdef CONFIG_SIBYTE_BOARD
>> 669 LIBS += arch/mips/sibyte/swarm/sbswarm.a
>> 670 SUBDIRS += arch/mips/sibyte/swarm
>> 671 endif
163 672
164 ifeq ($(KBUILD_EXTMOD),) !! 673 #
165 prepare: vdso_prepare !! 674 # Sibyte CFE firmware
166 vdso_prepare: prepare0 !! 675 #
167 $(Q)$(MAKE) $(build)=arch/loongarch/vd !! 676 ifdef CONFIG_SIBYTE_CFE
>> 677 LIBS += arch/mips/sibyte/cfe/cfe.a
>> 678 SUBDIRS += arch/mips/sibyte/cfe
168 endif 679 endif
169 680
170 vdso-install-y += arch/loongarch/vdso/vdso.so. !! 681 #
>> 682 # SNI RM200 PCI
>> 683 #
>> 684 ifdef CONFIG_SNI_RM200_PCI
>> 685 CORE_FILES += arch/mips/sni/sni.o
>> 686 SUBDIRS += arch/mips/sni arch/mips/arc
>> 687 LIBS += arch/mips/arc/arclib.a
>> 688 LOADADDR := 0x80080000
>> 689 endif
>> 690
>> 691 #
>> 692 # Toshiba JMR-TX3927 board
>> 693 #
>> 694 ifdef CONFIG_TOSHIBA_JMR3927
>> 695 CORE_FILES += arch/mips/jmr3927/rbhma3100/jmr3927.o \
>> 696 arch/mips/jmr3927/common/tx3927.o
>> 697 SUBDIRS += arch/mips/jmr3927/rbhma3100 arch/mips/jmr3927/common
>> 698 LOADADDR := 0x80050000
>> 699 endif
>> 700
>> 701 #
>> 702 # Toshiba RBTX4927 board or
>> 703 # Toshiba RBTX4937 board
>> 704 #
>> 705 ifdef CONFIG_TOSHIBA_RBTX4927
>> 706 MIPS = arch/mips
>> 707 CEC = tx4927
>> 708 COMMON = $(MIPS)/$(CEC)/common
>> 709 BOARD = $(MIPS)/$(CEC)/toshiba_rbtx4927
>> 710 LIBS += $(BOARD)/toshiba_rbtx4927.o $(COMMON)/tx4927.o
>> 711 SUBDIRS += $(BOARD) $(COMMON)
>> 712 LOADADDR += 0x80020000
>> 713 endif
>> 714
>> 715 #
>> 716 # Choosing incompatible machines durings configuration will result in
>> 717 # error messages during linking. Select a default linkscript if
>> 718 # none has been choosen above.
>> 719 #
>> 720 vmlinux: arch/$(ARCH)/ld.script
>> 721
>> 722 arch/$(ARCH)/ld.script: arch/$(ARCH)/ld.script.in arch/$(ARCH)/Makefile
>> 723 sed -e 's/@@LOADADDR@@/$(LOADADDR)/' <$< >$@
>> 724 LINKFLAGS += -T arch/$(ARCH)/ld.script
>> 725
>> 726 HEAD := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
>> 727
>> 728 SUBDIRS := $(addprefix arch/mips/, tools) $(SUBDIRS) $(addprefix arch/mips/, kernel mm lib)
>> 729 CORE_FILES := arch/mips/kernel/kernel.o arch/mips/mm/mm.o $(CORE_FILES)
>> 730 LIBS := arch/mips/lib/lib.a $(LIBS)
>> 731
>> 732 ifdef CONFIG_BAGET_MIPS
>> 733
>> 734 BAGETBOOT = $(MAKE) -C arch/$(ARCH)/baget
>> 735
>> 736 balo: vmlinux
>> 737 $(BAGETBOOT) balo
>> 738
>> 739 endif
>> 740
>> 741 ifdef CONFIG_MIPS_EV64120
>> 742 gboot: vmlinux
>> 743 $(MAKE) -C arch/$(ARCH)/galileo-boards/ev64120/compressed
>> 744 endif
>> 745
>> 746 ifdef CONFIG_LASAT
>> 747 rom.bin rom.sw: vmlinux
>> 748 $(MAKE) -C arch/$(ARCH)/lasat/image $@
>> 749 endif
>> 750
>> 751 boot: mips-boot
>> 752
>> 753 mips-boot: vmlinux
>> 754 @$(MAKEBOOT) boot
171 755
172 all: $(notdir $(KBUILD_IMAGE)) $(KBUILD_DTB !! 756 vmlinux.ecoff: vmlinux
>> 757 @$(MAKEBOOT) $@
173 758
174 vmlinuz.efi: vmlinux.efi !! 759 vmlinux.srec: vmlinux
>> 760 @$(MAKEBOOT) $@
175 761
176 vmlinux.elf vmlinux.efi vmlinuz.efi: vmlinux !! 762 archclean:
177 $(Q)$(MAKE) $(build)=$(boot) $(bootvar !! 763 @$(MAKEBOOT) clean
>> 764 rm -f arch/$(ARCH)/ld.script
>> 765 $(MAKE) -C arch/$(ARCH)/tools clean
>> 766 $(MAKE) -C arch/mips/baget clean
>> 767 $(MAKE) -C arch/mips/lasat clean
178 768
179 install: !! 769 archmrproper:
180 $(Q)install -D -m 755 $(KBUILD_IMAGE) !! 770 @$(MAKEBOOT) mrproper
181 $(Q)install -D -m 644 .config $(INSTAL !! 771 $(RM) $(TOPDIR)/include/asm-$(ARCH)/offset.h
182 $(Q)install -D -m 644 System.map $(INS !! 772 $(MAKE) -C arch/$(ARCH)/tools mrproper
183 773
184 define archhelp !! 774 archdep:
185 echo ' install - install !! 775 if [ ! -f $(TOPDIR)/include/asm-$(ARCH)/offset.h ]; then \
186 echo !! 776 touch $(TOPDIR)/include/asm-$(ARCH)/offset.h; \
187 endef !! 777 fi;
>> 778 @$(MAKEBOOT) dep
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