Blame view
scripts/Makefile.lib
14.6 KB
b24413180
|
1 |
# SPDX-License-Identifier: GPL-2.0 |
f77bf0142
|
2 3 4 5 6 |
# Backward compatibility asflags-y += $(EXTRA_AFLAGS) ccflags-y += $(EXTRA_CFLAGS) cppflags-y += $(EXTRA_CPPFLAGS) ldflags-y += $(EXTRA_LDFLAGS) |
8fdc3fbbd
|
7 |
# flags that take effect in current and sub directories |
4e13d47c5
|
8 9 |
KBUILD_AFLAGS += $(subdir-asflags-y) KBUILD_CFLAGS += $(subdir-ccflags-y) |
720097d89
|
10 |
|
1da177e4c
|
11 12 13 14 15 |
# Figure out what we need to build from the various variables # =========================================================================== # When an object is listed to be built compiled-in and modular, # only build the compiled-in version |
1da177e4c
|
16 17 18 19 |
obj-m := $(filter-out $(obj-y),$(obj-m)) # Libraries are always collected in one lib file. # Filter out objects already built-in |
1da177e4c
|
20 |
lib-y := $(filter-out $(obj-y), $(sort $(lib-y) $(lib-m))) |
8fdc3fbbd
|
21 22 23 24 |
# Determine modorder. # Unfortunately, we don't have information about ordering between -y # and -m subdirs. Just put -y's first. modorder := $(patsubst %/,%/modules.order, $(filter %/, $(obj-y)) $(obj-m:.o=.ko)) |
1da177e4c
|
25 26 27 |
# Handle objects in subdirs # --------------------------------------------------------------------------- |
f49821ee3
|
28 |
# o if we encounter foo/ in $(obj-y), replace it by foo/built-in.a |
1da177e4c
|
29 |
# and add the directory to the list of dirs to descend into: $(subdir-y) |
38385f8f0
|
30 |
# o if we encounter foo/ in $(obj-m), remove it from $(obj-m) |
1da177e4c
|
31 |
# and add the directory to the list of dirs to descend into: $(subdir-m) |
1da177e4c
|
32 33 34 35 |
__subdir-y := $(patsubst %/,%,$(filter %/, $(obj-y))) subdir-y += $(__subdir-y) __subdir-m := $(patsubst %/,%,$(filter %/, $(obj-m))) subdir-m += $(__subdir-m) |
f49821ee3
|
36 |
obj-y := $(patsubst %/, %/built-in.a, $(obj-y)) |
1da177e4c
|
37 38 39 |
obj-m := $(filter-out %/, $(obj-m)) # Subdirectories we need to descend into |
1da177e4c
|
40 |
subdir-ym := $(sort $(subdir-y) $(subdir-m)) |
33e84f2e7
|
41 42 43 |
# If $(foo-objs), $(foo-y), $(foo-m), or $(foo-) exists, foo.o is a composite object multi-used-y := $(sort $(foreach m,$(obj-y), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y)) $($(m:.o=-))), $(m)))) multi-used-m := $(sort $(foreach m,$(obj-m), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y)) $($(m:.o=-m)) $($(m:.o=-))), $(m)))) |
1da177e4c
|
44 |
multi-used := $(multi-used-y) $(multi-used-m) |
1da177e4c
|
45 |
|
f5fb97652
|
46 47 |
# $(subdir-obj-y) is the list of objects in $(obj-y) which uses dir/ to # tell kbuild to descend |
f49821ee3
|
48 |
subdir-obj-y := $(filter %/built-in.a, $(obj-y)) |
1da177e4c
|
49 |
|
f98fe47ce
|
50 51 |
# Replace multi-part objects by their individual parts, # including built-in.a from subdirectories |
33e84f2e7
|
52 53 |
real-obj-y := $(foreach m, $(obj-y), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y)) $($(m:.o=-))),$($(m:.o=-objs)) $($(m:.o=-y)),$(m))) real-obj-m := $(foreach m, $(obj-m), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y)) $($(m:.o=-m)) $($(m:.o=-))),$($(m:.o=-objs)) $($(m:.o=-y)) $($(m:.o=-m)),$(m))) |
1da177e4c
|
54 |
|
7e7962dd1
|
55 56 57 58 |
# DTB # If CONFIG_OF_ALL_DTBS is enabled, all DT blobs are built extra-y += $(dtb-y) extra-$(CONFIG_OF_ALL_DTBS) += $(dtb-) |
4f0e3a57d
|
59 60 61 62 |
ifneq ($(CHECK_DTBS),) extra-y += $(patsubst %.dtb,%.dt.yaml, $(dtb-y)) extra-$(CONFIG_OF_ALL_DTBS) += $(patsubst %.dtb,%.dt.yaml, $(dtb-)) endif |
1da177e4c
|
63 64 65 66 67 |
# Add subdir path extra-y := $(addprefix $(obj)/,$(extra-y)) always := $(addprefix $(obj)/,$(always)) targets := $(addprefix $(obj)/,$(targets)) |
551559e13
|
68 |
modorder := $(addprefix $(obj)/,$(modorder)) |
1da177e4c
|
69 70 71 |
obj-m := $(addprefix $(obj)/,$(obj-m)) lib-y := $(addprefix $(obj)/,$(lib-y)) subdir-obj-y := $(addprefix $(obj)/,$(subdir-obj-y)) |
f5f336812
|
72 73 |
real-obj-y := $(addprefix $(obj)/,$(real-obj-y)) real-obj-m := $(addprefix $(obj)/,$(real-obj-m)) |
1da177e4c
|
74 |
multi-used-m := $(addprefix $(obj)/,$(multi-used-m)) |
1da177e4c
|
75 |
subdir-ym := $(addprefix $(obj)/,$(subdir-ym)) |
1da177e4c
|
76 |
|
c0152e9a6
|
77 78 79 80 81 82 83 |
# Finds the multi-part object the current object will be linked into. # If the object belongs to two or more multi-part objects, all of them are # concatenated with a colon separator. modname-multi = $(subst $(space),:,$(sort $(foreach m,$(multi-used),\ $(if $(filter $*.o, $($(m:.o=-objs)) $($(m:.o=-y)) $($(m:.o=-m))),$(m:.o=))))) modname = $(if $(modname-multi),$(modname-multi),$(basetarget)) |
54b8ae66a
|
84 85 |
# target with $(obj)/ and its suffix stripped target-stem = $(basename $(patsubst $(obj)/%,%,$@)) |
1da177e4c
|
86 |
# These flags are needed for modversions and compiling, so we define them here |
8fdc3fbbd
|
87 |
# $(modname_flags) defines KBUILD_MODNAME as the name of the module it will |
1da177e4c
|
88 |
# end up in (or would, if it gets compiled in) |
b42841b7b
|
89 90 |
name-fix = $(squote)$(quote)$(subst $(comma),_,$(subst -,_,$1))$(quote)$(squote) basename_flags = -DKBUILD_BASENAME=$(call name-fix,$(basetarget)) |
aeacb019b
|
91 |
modname_flags = -DKBUILD_MODNAME=$(call name-fix,$(modname)) |
1da177e4c
|
92 |
|
4e13d47c5
|
93 |
orig_c_flags = $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) \ |
54b8ae66a
|
94 95 |
$(ccflags-y) $(CFLAGS_$(target-stem).o) _c_flags = $(filter-out $(CFLAGS_REMOVE_$(target-stem).o), $(orig_c_flags)) |
4e13d47c5
|
96 |
orig_a_flags = $(KBUILD_CPPFLAGS) $(KBUILD_AFLAGS) \ |
54b8ae66a
|
97 98 99 |
$(asflags-y) $(AFLAGS_$(target-stem).o) _a_flags = $(filter-out $(AFLAGS_REMOVE_$(target-stem).o), $(orig_a_flags)) _cpp_flags = $(KBUILD_CPPFLAGS) $(cppflags-y) $(CPPFLAGS_$(target-stem).lds) |
1da177e4c
|
100 |
|
2521f2c22
|
101 102 103 104 105 106 107 108 109 110 |
# # Enable gcov profiling flags for a file, directory or for all files depending # on variables GCOV_PROFILE_obj.o, GCOV_PROFILE and CONFIG_GCOV_PROFILE_ALL # (in this order) # ifeq ($(CONFIG_GCOV_KERNEL),y) _c_flags += $(if $(patsubst n%,, \ $(GCOV_PROFILE_$(basetarget).o)$(GCOV_PROFILE)$(CONFIG_GCOV_PROFILE_ALL)), \ $(CFLAGS_GCOV)) endif |
0b24becc8
|
111 112 113 114 115 116 117 |
# # Enable address sanitizer flags for kernel except some files or directories # we don't want to check (depends on variables KASAN_SANITIZE_obj.o, KASAN_SANITIZE) # ifeq ($(CONFIG_KASAN),y) _c_flags += $(if $(patsubst n%,, \ $(KASAN_SANITIZE_$(basetarget).o)$(KASAN_SANITIZE)y), \ |
0e410e158
|
118 |
$(CFLAGS_KASAN), $(CFLAGS_KASAN_NOSANITIZE)) |
0b24becc8
|
119 |
endif |
c6d308534
|
120 121 122 123 124 |
ifeq ($(CONFIG_UBSAN),y) _c_flags += $(if $(patsubst n%,, \ $(UBSAN_SANITIZE_$(basetarget).o)$(UBSAN_SANITIZE)$(CONFIG_UBSAN_SANITIZE_ALL)), \ $(CFLAGS_UBSAN)) endif |
5c9a8750a
|
125 126 |
ifeq ($(CONFIG_KCOV),y) _c_flags += $(if $(patsubst n%,, \ |
a4691deab
|
127 |
$(KCOV_INSTRUMENT_$(basetarget).o)$(KCOV_INSTRUMENT)$(CONFIG_KCOV_INSTRUMENT_ALL)), \ |
5c9a8750a
|
128 129 |
$(CFLAGS_KCOV)) endif |
cdd750bfb
|
130 131 |
# $(srctree)/$(src) for including checkin headers from generated source files # $(objtree)/$(obj) for including generated headers from checkin source files |
58156ba44
|
132 |
ifeq ($(KBUILD_EXTMOD),) |
051f278e9
|
133 |
ifdef building_out_of_srctree |
cdd750bfb
|
134 135 136 |
_c_flags += -I $(srctree)/$(src) -I $(objtree)/$(obj) _a_flags += -I $(srctree)/$(src) -I $(objtree)/$(obj) _cpp_flags += -I $(srctree)/$(src) -I $(objtree)/$(obj) |
1da177e4c
|
137 |
endif |
58156ba44
|
138 |
endif |
1da177e4c
|
139 |
|
eb27ea5ce
|
140 141 142 143 144 145 146 147 148 149 150 |
part-of-module = $(if $(filter $(basename $@).o, $(real-obj-m)),y) quiet_modtag = $(if $(part-of-module),[M], ) modkern_cflags = \ $(if $(part-of-module), \ $(KBUILD_CFLAGS_MODULE) $(CFLAGS_MODULE), \ $(KBUILD_CFLAGS_KERNEL) $(CFLAGS_KERNEL)) modkern_aflags = $(if $(part-of-module), \ $(KBUILD_AFLAGS_MODULE) $(AFLAGS_MODULE), \ $(KBUILD_AFLAGS_KERNEL) $(AFLAGS_KERNEL)) |
d8672b40d
|
151 |
c_flags = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(LINUXINCLUDE) \ |
a95b37e20
|
152 |
-include $(srctree)/include/linux/compiler_types.h \ |
cdd750bfb
|
153 |
$(_c_flags) $(modkern_cflags) \ |
b42841b7b
|
154 |
$(basename_flags) $(modname_flags) |
1da177e4c
|
155 |
|
d8672b40d
|
156 |
a_flags = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(LINUXINCLUDE) \ |
cdd750bfb
|
157 |
$(_a_flags) $(modkern_aflags) |
1da177e4c
|
158 |
|
d8672b40d
|
159 |
cpp_flags = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(LINUXINCLUDE) \ |
cdd750bfb
|
160 |
$(_cpp_flags) |
1da177e4c
|
161 |
|
d503ac531
|
162 |
ld_flags = $(KBUILD_LDFLAGS) $(ldflags-y) $(LDFLAGS_$(@F)) |
1da177e4c
|
163 |
|
50f9ddaf6
|
164 |
DTC_INCLUDE := $(srctree)/scripts/dtc/include-prefixes |
b0a4d8b3c
|
165 |
dtc_cpp_flags = -Wp,-MD,$(depfile).pre.tmp -nostdinc \ |
50f9ddaf6
|
166 |
$(addprefix -I,$(DTC_INCLUDE)) \ |
e570d7c15
|
167 |
-undef -D__DTS__ |
c8589d1e9
|
168 169 170 171 172 173 174 175 |
# Useful for describing the dependency of composite objects # Usage: # $(call multi_depend, multi_used_targets, suffix_to_remove, suffix_to_add) define multi_depend $(foreach m, $(notdir $1), \ $(eval $(obj)/$m: \ $(addprefix $(obj)/, $(foreach s, $3, $($(m:%$(strip $2)=%$(s))))))) endef |
1da177e4c
|
176 177 178 179 180 |
# Shipped files # =========================================================================== quiet_cmd_shipped = SHIPPED $@ cmd_shipped = cat $< > $@ |
991d76c95
|
181 |
$(obj)/%: $(src)/%_shipped |
1da177e4c
|
182 183 184 185 |
$(call cmd,shipped) # Commands useful for building a boot image # =========================================================================== |
38385f8f0
|
186 |
# |
1da177e4c
|
187 188 189 190 191 |
# Use as following: # # target: source(s) FORCE # $(if_changed,ld/objcopy/gzip) # |
836caba77
|
192 |
# and add target to extra-y so that we know we have to |
1da177e4c
|
193 194 195 196 197 198 |
# read in the saved command line # Linking # --------------------------------------------------------------------------- quiet_cmd_ld = LD $@ |
afa974b77
|
199 |
cmd_ld = $(LD) $(ld_flags) $(real-prereqs) -o $@ |
1da177e4c
|
200 |
|
898f5a009
|
201 202 203 204 |
# Archive # --------------------------------------------------------------------------- quiet_cmd_ar = AR $@ |
13dc8c029
|
205 |
cmd_ar = rm -f $@; $(AR) cDPrsT $@ $(real-prereqs) |
898f5a009
|
206 |
|
1da177e4c
|
207 208 209 210 211 212 213 214 215 216 |
# Objcopy # --------------------------------------------------------------------------- quiet_cmd_objcopy = OBJCOPY $@ cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@ # Gzip # --------------------------------------------------------------------------- quiet_cmd_gzip = GZIP $@ |
afa974b77
|
217 |
cmd_gzip = cat $(real-prereqs) | gzip -n -f -9 > $@ |
1da177e4c
|
218 |
|
aab94339c
|
219 220 |
# DTC # --------------------------------------------------------------------------- |
6b22b3d16
|
221 |
DTC ?= $(objtree)/scripts/dtc/dtc |
aab94339c
|
222 |
|
bc553986a
|
223 |
# Disable noisy checks by default |
e27128db6
|
224 |
ifeq ($(findstring 1,$(KBUILD_EXTRA_WARN)),) |
8654cb8d0
|
225 |
DTC_FLAGS += -Wno-unit_address_vs_reg \ |
8654cb8d0
|
226 |
-Wno-unit_address_format \ |
4fd98e374
|
227 228 |
-Wno-avoid_unnecessary_addr_size \ -Wno-alias_paths \ |
74656b682
|
229 |
-Wno-graph_child_address \ |
70523a3ce
|
230 |
-Wno-simple_bus_reg \ |
74656b682
|
231 |
-Wno-unique_unit_address \ |
8654cb8d0
|
232 |
-Wno-pci_device_reg |
bc553986a
|
233 |
endif |
e27128db6
|
234 |
ifneq ($(findstring 2,$(KBUILD_EXTRA_WARN)),) |
8654cb8d0
|
235 236 |
DTC_FLAGS += -Wnode_name_chars_strict \ -Wproperty_name_chars_strict |
bc553986a
|
237 |
endif |
331f74167
|
238 |
DTC_FLAGS += $(DTC_FLAGS_$(basetarget)) |
aab94339c
|
239 |
# Generate an assembly file to wrap the output of the device tree compiler |
1c00a47e4
|
240 |
quiet_cmd_dt_S_dtb= DTB $@ |
aab94339c
|
241 |
cmd_dt_S_dtb= \ |
b79c6aa6a
|
242 |
{ \ |
aab94339c
|
243 244 245 |
echo '\#include <asm-generic/vmlinux.lds.h>'; \ echo '.section .dtb.init.rodata,"a"'; \ echo '.balign STRUCT_ALIGNMENT'; \ |
55fe6da9e
|
246 247 |
echo '.global __dtb_$(subst -,_,$(*F))_begin'; \ echo '__dtb_$(subst -,_,$(*F))_begin:'; \ |
aab94339c
|
248 |
echo '.incbin "$<" '; \ |
55fe6da9e
|
249 250 |
echo '__dtb_$(subst -,_,$(*F))_end:'; \ echo '.global __dtb_$(subst -,_,$(*F))_end'; \ |
aab94339c
|
251 |
echo '.balign STRUCT_ALIGNMENT'; \ |
b79c6aa6a
|
252 |
} > $@ |
aab94339c
|
253 |
|
a7f924190
|
254 255 |
$(obj)/%.dtb.S: $(obj)/%.dtb FORCE $(call if_changed,dt_S_dtb) |
aab94339c
|
256 257 |
quiet_cmd_dtc = DTC $@ |
77479b38e
|
258 |
cmd_dtc = mkdir -p $(dir ${dtc-tmp}) ; \ |
37c8a5faf
|
259 |
$(HOSTCC) -E $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; \ |
4f0e3a57d
|
260 |
$(DTC) -O $(2) -o $@ -b 0 \ |
50f9ddaf6
|
261 |
$(addprefix -i,$(dir $<) $(DTC_INCLUDE)) $(DTC_FLAGS) \ |
b0a4d8b3c
|
262 263 |
-d $(depfile).dtc.tmp $(dtc-tmp) ; \ cat $(depfile).pre.tmp $(depfile).dtc.tmp > $(depfile) |
1da177e4c
|
264 |
|
b8fc5b215
|
265 |
$(obj)/%.dtb: $(src)/%.dts $(DTC) FORCE |
4f0e3a57d
|
266 267 268 269 270 271 272 |
$(call if_changed_dep,dtc,dtb) DT_CHECKER ?= dt-validate DT_BINDING_DIR := Documentation/devicetree/bindings DT_TMP_SCHEMA := $(objtree)/$(DT_BINDING_DIR)/processed-schema.yaml quiet_cmd_dtb_check = CHECK $@ |
05aeca7cb
|
273 |
cmd_dtb_check = $(DT_CHECKER) -u $(srctree)/$(DT_BINDING_DIR) -p $(DT_TMP_SCHEMA) $@ ; |
4f0e3a57d
|
274 |
|
f5cfa4750
|
275 |
define rule_dtc |
f5688663d
|
276 277 |
$(call cmd_and_fixdep,dtc,yaml) $(call cmd,dtb_check) |
4f0e3a57d
|
278 279 280 |
endef $(obj)/%.dt.yaml: $(src)/%.dts $(DTC) $(DT_TMP_SCHEMA) FORCE |
f5cfa4750
|
281 |
$(call if_changed_rule,dtc) |
90b335fbb
|
282 |
|
b0a4d8b3c
|
283 |
dtc-tmp = $(subst $(comma),_,$(dot-target).dts.tmp) |
22435f383
|
284 |
|
bc22c17e1
|
285 286 |
# Bzip2 # --------------------------------------------------------------------------- |
d3dd3b5a2
|
287 288 |
# Bzip2 and LZMA do not include size in file... so we have to fake that; # append the size as a 32-bit littleendian number as gzip does. |
4a2ff67c8
|
289 |
size_append = printf $(shell \ |
d3dd3b5a2
|
290 |
dec_size=0; \ |
afa974b77
|
291 |
for F in $(real-prereqs); do \ |
a670b0b4a
|
292 |
fsize=$$($(CONFIG_SHELL) $(srctree)/scripts/file-size.sh $$F); \ |
d3dd3b5a2
|
293 294 |
dec_size=$$(expr $$dec_size + $$fsize); \ done; \ |
1373411ae
|
295 296 297 298 299 300 301 302 |
printf "%08x " $$dec_size | \ sed 's/\(..\)/\1 /g' | { \ read ch0 ch1 ch2 ch3; \ for ch in $$ch3 $$ch2 $$ch1 $$ch0; do \ printf '%s%03o' '\\' $$((0x$$ch)); \ done; \ } \ |
d3dd3b5a2
|
303 304 305 |
) quiet_cmd_bzip2 = BZIP2 $@ |
b956c7a6d
|
306 |
cmd_bzip2 = { cat $(real-prereqs) | bzip2 -9; $(size_append); } > $@ |
bc22c17e1
|
307 308 309 310 311 |
# Lzma # --------------------------------------------------------------------------- quiet_cmd_lzma = LZMA $@ |
b956c7a6d
|
312 |
cmd_lzma = { cat $(real-prereqs) | lzma -9; $(size_append); } > $@ |
7dd65feb6
|
313 |
|
2d74b2c62
|
314 |
quiet_cmd_lzo = LZO $@ |
b956c7a6d
|
315 |
cmd_lzo = { cat $(real-prereqs) | lzop -9; $(size_append); } > $@ |
d61931d89
|
316 |
|
e76e1fdfa
|
317 |
quiet_cmd_lz4 = LZ4 $@ |
b956c7a6d
|
318 |
cmd_lz4 = { cat $(real-prereqs) | lz4c -l -c1 stdin stdout; \ |
b79c6aa6a
|
319 |
$(size_append); } > $@ |
e76e1fdfa
|
320 |
|
e33936451
|
321 322 323 324 325 326 327 328 329 330 331 332 333 334 |
# U-Boot mkimage # --------------------------------------------------------------------------- MKIMAGE := $(srctree)/scripts/mkuboot.sh # SRCARCH just happens to match slightly more than ARCH (on sparc), so reduces # the number of overrides in arch makefiles UIMAGE_ARCH ?= $(SRCARCH) UIMAGE_COMPRESSION ?= $(if $(2),$(2),none) UIMAGE_OPTS-y ?= UIMAGE_TYPE ?= kernel UIMAGE_LOADADDR ?= arch_must_set_this UIMAGE_ENTRYADDR ?= $(UIMAGE_LOADADDR) UIMAGE_NAME ?= 'Linux-$(KERNELRELEASE)' |
e33936451
|
335 |
|
786ac51a4
|
336 |
quiet_cmd_uimage = UIMAGE $@ |
858805b33
|
337 |
cmd_uimage = $(BASH) $(MKIMAGE) -A $(UIMAGE_ARCH) -O linux \ |
e33936451
|
338 339 340 |
-C $(UIMAGE_COMPRESSION) $(UIMAGE_OPTS-y) \ -T $(UIMAGE_TYPE) \ -a $(UIMAGE_LOADADDR) -e $(UIMAGE_ENTRYADDR) \ |
786ac51a4
|
341 |
-n $(UIMAGE_NAME) -d $< $@ |
e33936451
|
342 |
|
24fa0402a
|
343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 |
# XZ # --------------------------------------------------------------------------- # Use xzkern to compress the kernel image and xzmisc to compress other things. # # xzkern uses a big LZMA2 dictionary since it doesn't increase memory usage # of the kernel decompressor. A BCJ filter is used if it is available for # the target architecture. xzkern also appends uncompressed size of the data # using size_append. The .xz format has the size information available at # the end of the file too, but it's in more complex format and it's good to # avoid changing the part of the boot code that reads the uncompressed size. # Note that the bytes added by size_append will make the xz tool think that # the file is corrupt. This is expected. # # xzmisc doesn't use size_append, so it can be used to create normal .xz # files. xzmisc uses smaller LZMA2 dictionary than xzkern, because a very # big dictionary would increase the memory usage too much in the multi-call # decompression mode. A BCJ filter isn't used either. quiet_cmd_xzkern = XZKERN $@ |
b956c7a6d
|
361 |
cmd_xzkern = { cat $(real-prereqs) | sh $(srctree)/scripts/xz_wrap.sh; \ |
b79c6aa6a
|
362 |
$(size_append); } > $@ |
24fa0402a
|
363 364 |
quiet_cmd_xzmisc = XZMISC $@ |
b79c6aa6a
|
365 |
cmd_xzmisc = cat $(real-prereqs) | xz --check=crc32 --lzma2=dict=1MiB > $@ |
ebf003f0c
|
366 367 368 369 370 |
# ASM offsets # --------------------------------------------------------------------------- # Default sed regexp - multiline due to syntax constraints |
cf0c3e68a
|
371 372 373 |
# # Use [:space:] because LLVM's integrated assembler inserts <tab> around # the .ascii directive whereas GCC keeps the <space> as-is. |
ebf003f0c
|
374 |
define sed-offsets |
cf0c3e68a
|
375 376 |
's:^[[:space:]]*\.ascii[[:space:]]*"\(.*\)".*:\1:; \ /^->/{s:->#\(.*\):/* \1 */:; \ |
ebf003f0c
|
377 |
s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; \ |
cf0c3e68a
|
378 |
s:->::; p;}' |
ebf003f0c
|
379 380 381 382 383 |
endef # Use filechk to avoid rebuilds when a header changes, but the resulting file # does not define filechk_offsets |
ebf003f0c
|
384 385 386 387 388 389 390 391 |
echo "#ifndef $2"; \ echo "#define $2"; \ echo "/*"; \ echo " * DO NOT MODIFY."; \ echo " *"; \ echo " * This file was generated by Kbuild"; \ echo " */"; \ echo ""; \ |
43fee2b23
|
392 |
sed -ne $(sed-offsets) < $<; \ |
ebf003f0c
|
393 |
echo ""; \ |
ad7740863
|
394 |
echo "#endif" |
ebf003f0c
|
395 |
endef |