source: mainline/kernel/Makefile@ 1a23f6e

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 1a23f6e was d9faae91, checked in by Jiri Svoboda <jiri@…>, 14 years ago

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1#
2# Copyright (c) 2005 Martin Decky
3# All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions
7# are met:
8#
9# - Redistributions of source code must retain the above copyright
10# notice, this list of conditions and the following disclaimer.
11# - Redistributions in binary form must reproduce the above copyright
12# notice, this list of conditions and the following disclaimer in the
13# documentation and/or other materials provided with the distribution.
14# - The name of the author may not be used to endorse or promote products
15# derived from this software without specific prior written permission.
16#
17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27#
28
29## Configuration
30#
31
32ROOT_PATH = ..
33
34VERSION_DEF = $(ROOT_PATH)/version
35
36COMMON_MAKEFILE = $(ROOT_PATH)/Makefile.common
37COMMON_HEADER = $(ROOT_PATH)/common.h
38COMMON_HEADER_ARCH = arch/$(KARCH)/include/common.h
39
40CONFIG_MAKEFILE = $(ROOT_PATH)/Makefile.config
41CONFIG_HEADER = $(ROOT_PATH)/config.h
42
43-include $(VERSION_DEF)
44-include $(COMMON_MAKEFILE)
45-include $(CONFIG_MAKEFILE)
46
47## Common names
48#
49
50DEPEND = Makefile.depend
51DEPEND_PREV = $(DEPEND).prev
52RAW = kernel.raw
53BIN = kernel.bin
54MAP = kernel.map
55JOB = kernel.job
56MAP_PREV = $(MAP).prev
57DISASM = kernel.disasm
58DUMP = kernel.dump
59REAL_MAP = generic/src/debug/real_map
60
61ABI_INCLUDE = generic/include/abi
62ARCH_INCLUDE = generic/include/arch
63GENARCH_INCLUDE = generic/include/genarch
64
65GENMAP = tools/genmap.py
66JOBFILE = $(ROOT_PATH)/tools/jobfile.py
67
68LINK = arch/$(KARCH)/_link.ld
69EMPTY_MAP = generic/src/debug/empty_map.o
70SIZEOK_MAP = generic/src/debug/sizeok_map.o
71
72.PHONY: all clean
73
74all: $(VERSION_DEF) $(COMMON_MAKEFILE) $(COMMON_HEADER) $(CONFIG_MAKEFILE) $(CONFIG_HEADER) $(BIN) $(DISASM)
75 -[ -f $(DEPEND) ] && cp -a $(DEPEND) $(DEPEND_PREV)
76
77clean:
78 rm -f $(DEPEND) $(DEPEND_PREV) $(RAW) $(BIN) $(MAP) $(JOB) $(MAP_PREV) $(DISASM) $(DUMP) $(REAL_MAP).* $(ABI_INCLUDE) $(ARCH_INCLUDE) $(GENARCH_INCLUDE) arch/*/_link.ld arch/*/include/common.h
79 find generic/src/ arch/*/src/ genarch/src/ test/ -name '*.o' -follow -exec rm \{\} \;
80
81## Common compiler flags
82#
83
84INCLUDES = generic/include
85
86ifeq ($(CONFIG_OPTIMIZE_FOR_SIZE),y)
87 OPTIMIZATION = s
88else
89 OPTIMIZATION = 3
90endif
91
92DEFS = -DKERNEL -DRELEASE=$(RELEASE) "-DCOPYRIGHT=$(COPYRIGHT)" "-DNAME=$(NAME)" -D__$(BITS)_BITS__ -D__$(ENDIANESS)__
93
94GCC_CFLAGS = -I$(INCLUDES) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
95 -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) \
96 -finput-charset=UTF-8 -ffreestanding -fno-builtin -nostdlib -nostdinc \
97 -std=gnu99 -Wall -Wextra -Wno-unused-parameter -Wmissing-prototypes \
98 -Werror-implicit-function-declaration -Wwrite-strings \
99 -pipe
100
101ICC_CFLAGS = -I$(INCLUDES) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
102 -ffreestanding -fno-builtin -nostdlib -nostdinc -Wall -Wmissing-prototypes \
103 -Werror-implicit-function-declaration -wd170
104
105SUNCC_CFLAGS = -I$(INCLUDES) -xO$(OPTIMIZATION) \
106 -xnolib -xc99=all -features=extensions \
107 -erroff=E_ZERO_SIZED_STRUCT_UNION
108
109CLANG_CFLAGS = -I$(INCLUDES) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
110 -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) \
111 -finput-charset=UTF-8 -ffreestanding -fno-builtin -nostdlib -nostdinc \
112 -Wall -Wextra -Wno-unused-parameter -Wmissing-prototypes \
113 -Werror-implicit-function-declaration -Wwrite-strings \
114 -pipe -arch $(CLANG_ARCH)
115
116ifeq ($(CONFIG_DEBUG),y)
117 GCC_CFLAGS += -Werror
118 ICC_CFLAGS += -Werror
119endif
120
121ifeq ($(CONFIG_LTO),y)
122 GCC_CFLAGS += -flto
123endif
124
125ifeq ($(CONFIG_LINE_DEBUG),y)
126 GCC_CFLAGS += -g
127 ICC_CFLAGS += -g
128 SUNCC_CFLAGS += -g
129 CLANG_CFLAGS += -g
130endif
131
132#
133# Mind the mutual ordering with the inclusion of the arch Makefile.inc.
134# AFLAGS and LFLAGS must be initialized before the inclusion.
135#
136AFLAGS =
137LFLAGS = -n -T $(LINK) -M
138
139#
140# Mind the mutual ordering with the initialization of AFLAGS and LFLAGS.
141# The arch Makefile.inc must be included after the initialization.
142#
143-include arch/$(KARCH)/Makefile.inc
144-include genarch/Makefile.inc
145-include $(DEPEND)
146
147## The at-sign
148#
149# The $(ATSIGN) variable holds the ASCII character representing the at-sign
150# ('@') used in various $(AS) constructs (e.g. @progbits). On architectures that
151# don't use '@' for starting a comment, $(ATSIGN) is merely '@'. However, on
152# those that do use it for starting a comment (e.g. arm32), $(ATSIGN) must be
153# defined as the percentile-sign ('%') in the architecture-dependent
154# Makefile.inc.
155#
156
157ATSIGN ?= @
158
159## Cross-platform assembly to start a symtab.data section
160#
161
162SYMTAB_SECTION = ".section symtab.data, \"a\", $(ATSIGN)progbits;"
163
164## Compilation options
165#
166
167ifeq ($(COMPILER),gcc_native)
168 CFLAGS = $(GCC_CFLAGS)
169 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
170 INSTRUMENTATION = -finstrument-functions
171endif
172
173ifeq ($(COMPILER),gcc_cross)
174 CFLAGS = $(GCC_CFLAGS)
175 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
176 INSTRUMENTATION = -finstrument-functions
177endif
178
179ifeq ($(COMPILER),icc)
180 CFLAGS = $(ICC_CFLAGS)
181 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
182 INSTRUMENTATION =
183endif
184
185ifeq ($(COMPILER),suncc)
186 CFLAGS = $(SUNCC_CFLAGS)
187 DEFS += $(CONFIG_DEFS)
188 DEPEND_DEFS = $(DEFS)
189 INSTRUMENTATION =
190endif
191
192ifeq ($(COMPILER),clang)
193 CFLAGS = $(CLANG_CFLAGS)
194 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
195 INSTRUMENTATION =
196endif
197
198
199## Generic kernel sources
200#
201
202GENERIC_SOURCES = \
203 generic/src/adt/avl.c \
204 generic/src/adt/bitmap.c \
205 generic/src/adt/btree.c \
206 generic/src/adt/hash_table.c \
207 generic/src/adt/list.c \
208 generic/src/console/chardev.c \
209 generic/src/console/console.c \
210 generic/src/cpu/cpu.c \
211 generic/src/ddi/ddi.c \
212 generic/src/ddi/irq.c \
213 generic/src/ddi/device.c \
214 generic/src/debug/symtab.c \
215 generic/src/debug/stacktrace.c \
216 generic/src/debug/panic.c \
217 generic/src/debug/debug.c \
218 generic/src/interrupt/interrupt.c \
219 generic/src/main/main.c \
220 generic/src/main/kinit.c \
221 generic/src/main/uinit.c \
222 generic/src/main/version.c \
223 generic/src/main/shutdown.c \
224 generic/src/proc/program.c \
225 generic/src/proc/scheduler.c \
226 generic/src/proc/thread.c \
227 generic/src/proc/task.c \
228 generic/src/proc/the.c \
229 generic/src/syscall/syscall.c \
230 generic/src/syscall/copy.c \
231 generic/src/mm/km.c \
232 generic/src/mm/reserve.c \
233 generic/src/mm/buddy.c \
234 generic/src/mm/frame.c \
235 generic/src/mm/page.c \
236 generic/src/mm/tlb.c \
237 generic/src/mm/as.c \
238 generic/src/mm/backend_anon.c \
239 generic/src/mm/backend_elf.c \
240 generic/src/mm/backend_phys.c \
241 generic/src/mm/slab.c \
242 generic/src/lib/func.c \
243 generic/src/lib/memstr.c \
244 generic/src/lib/memfnc.c \
245 generic/src/lib/sort.c \
246 generic/src/lib/str.c \
247 generic/src/lib/elf.c \
248 generic/src/lib/ra.c \
249 generic/src/lib/rd.c \
250 generic/src/printf/printf_core.c \
251 generic/src/printf/printf.c \
252 generic/src/printf/snprintf.c \
253 generic/src/printf/vprintf.c \
254 generic/src/printf/vsnprintf.c \
255 generic/src/time/clock.c \
256 generic/src/time/timeout.c \
257 generic/src/time/delay.c \
258 generic/src/preempt/preemption.c \
259 generic/src/synch/spinlock.c \
260 generic/src/synch/condvar.c \
261 generic/src/synch/mutex.c \
262 generic/src/synch/semaphore.c \
263 generic/src/synch/smc.c \
264 generic/src/synch/waitq.c \
265 generic/src/synch/futex.c \
266 generic/src/smp/ipi.c \
267 generic/src/smp/smp.c \
268 generic/src/ipc/ipc.c \
269 generic/src/ipc/sysipc.c \
270 generic/src/ipc/ipcrsc.c \
271 generic/src/ipc/irq.c \
272 generic/src/ipc/event.c \
273 generic/src/security/cap.c \
274 generic/src/sysinfo/sysinfo.c \
275 generic/src/sysinfo/stats.c
276
277## Kernel console support
278#
279
280ifeq ($(CONFIG_KCONSOLE),y)
281GENERIC_SOURCES += \
282 generic/src/console/kconsole.c \
283 generic/src/console/cmd.c
284endif
285
286## Udebug interface sources
287#
288
289ifeq ($(CONFIG_UDEBUG),y)
290GENERIC_SOURCES += \
291 generic/src/ipc/kbox.c \
292 generic/src/udebug/udebug.c \
293 generic/src/udebug/udebug_ops.c \
294 generic/src/udebug/udebug_ipc.c
295endif
296
297## Test sources
298#
299
300ifeq ($(CONFIG_TEST),y)
301 CFLAGS += -Itest/
302 GENERIC_SOURCES += \
303 test/test.c \
304 test/atomic/atomic1.c \
305 test/btree/btree1.c \
306 test/avltree/avltree1.c \
307 test/fault/fault1.c \
308 test/mm/falloc1.c \
309 test/mm/falloc2.c \
310 test/mm/mapping1.c \
311 test/mm/slab1.c \
312 test/mm/slab2.c \
313 test/synch/semaphore1.c \
314 test/synch/semaphore2.c \
315 test/print/print1.c \
316 test/print/print2.c \
317 test/print/print3.c \
318 test/print/print4.c \
319 test/print/print5.c \
320 test/thread/thread1.c
321
322 ifeq ($(KARCH),mips32)
323 GENERIC_SOURCES += test/debug/mips1.c
324 else
325 GENERIC_SOURCES += test/debug/mips1_skip.c
326 endif
327
328 ifeq ($(KARCH),ia64)
329 GENERIC_SOURCES += test/mm/purge1.c
330 else
331 GENERIC_SOURCES += test/mm/purge1_skip.c
332 endif
333
334endif
335
336## Sources where instrumentation is enabled
337#
338
339ifeq ($(CONFIG_TRACE),y)
340 INSTRUMENTED_SOURCES = \
341 generic/src/adt/btree.c \
342 generic/src/cpu/cpu.c \
343 generic/src/ddi/ddi.c \
344 generic/src/interrupt/interrupt.c \
345 generic/src/main/main.c \
346 generic/src/main/kinit.c \
347 generic/src/proc/the.c \
348 generic/src/mm/frame.c \
349 generic/src/mm/page.c \
350 generic/src/mm/tlb.c \
351 generic/src/mm/as.c \
352 generic/src/mm/slab.c \
353 generic/src/sysinfo/sysinfo.c \
354 generic/src/console/kconsole.c
355else
356 INSTRUMENTED_SOURCES =
357endif
358
359GENERIC_OBJECTS := $(addsuffix .o,$(basename $(GENERIC_SOURCES)))
360ARCH_OBJECTS := $(addsuffix .o,$(basename $(ARCH_SOURCES)))
361GENARCH_OBJECTS := $(addsuffix .o,$(basename $(GENARCH_SOURCES)))
362
363LFLAGS_LTO := $(addprefix -Xlinker ,$(LFLAGS))
364
365ifeq ($(CONFIG_SYMTAB),y)
366 SYMTAB_OBJECTS := generic/src/debug/real_map.o
367else
368 SYMTAB_OBJECTS :=
369endif
370
371$(BIN): $(RAW)
372 $(OBJCOPY) -O $(BFD) $< $@
373
374$(DISASM): $(RAW)
375ifeq ($(CONFIG_LINE_DEBUG),y)
376 $(OBJDUMP) -d -S $< > $@
377else
378 $(OBJDUMP) -d $< > $@
379endif
380
381$(RAW): $(LINK) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(SYMTAB_OBJECTS)
382ifeq ($(CONFIG_LTO),y)
383 $(GCC) $(LFLAGS_LTO) -Xlinker -Map -Xlinker $(MAP) $(DEFS) $(GCC_CFLAGS) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SYMTAB_OBJECTS)
384else
385 $(LD) $(LFLAGS) -Map $(MAP) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SYMTAB_OBJECTS)
386endif
387ifeq ($(CONFIG_STRIP_BINARIES),y)
388 $(STRIP) $(RAW)
389endif
390
391$(LINK): $(LINK).in $(DEPEND)
392 $(GCC) $(DEFS) $(GCC_CFLAGS) -D__ASM__ -D__LINKER__ -E -x c $< | grep -v "^\#" > $@
393
394%.o: %.S $(DEPEND)
395 $(GCC) $(DEFS) $(GCC_CFLAGS) -D__ASM__ -c -o $@ $<
396ifeq ($(PRECHECK),y)
397 $(JOBFILE) $(JOB) $< $@ as asm/preproc $(DEFS) $(GCC_CFLAGS) -D__ASM__
398endif
399
400%.o: %.s $(DEPEND)
401 $(AS) $(AFLAGS) -o $@ $<
402ifeq ($(PRECHECK),y)
403 $(JOBFILE) $(JOB) $< $@ as asm $(DEFS) $(CFLAGS) $(EXTRA_FLAGS)
404endif
405
406%.o: %.c $(DEPEND)
407 $(CC) $(DEFS) $(CFLAGS) $(EXTRA_FLAGS) $(FPU_NO_CFLAGS) $(if $(findstring $<,$(INSTRUMENTED_SOURCES)),$(INSTRUMENTATION)) -c -o $@ $<
408ifeq ($(PRECHECK),y)
409 $(JOBFILE) $(JOB) $< $@ cc core $(DEFS) $(CFLAGS) $(EXTRA_FLAGS) $(FPU_NO_CFLAGS)
410endif
411
412$(REAL_MAP).o: $(REAL_MAP).bin
413 echo $(SYMTAB_SECTION)" .incbin \"$<\"" | $(AS) $(AFLAGS) -o $@
414
415$(REAL_MAP).bin: $(LINK) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS)
416 echo $(SYMTAB_SECTION) | $(AS) $(AFLAGS) -o $(EMPTY_MAP)
417ifeq ($(CONFIG_LTO),y)
418 $(GCC) $(LFLAGS_LTO) -Xlinker -Map -Xlinker $(MAP_PREV) $(DEFS) $(GCC_CFLAGS) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(EMPTY_MAP)
419else
420 $(LD) $(LFLAGS) -Map $(MAP_PREV) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(EMPTY_MAP)
421endif
422 $(OBJDUMP) -t $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) > $(DUMP)
423 $(GENMAP) $(MAP_PREV) $(DUMP) $@
424
425 # Do it once again, this time to get correct even the symbols
426 # on architectures that have bss after symtab
427
428 echo $(SYMTAB_SECTION)" .incbin \"$@\"" | $(AS) $(AFLAGS) -o $(SIZEOK_MAP)
429ifeq ($(CONFIG_LTO),y)
430 $(GCC) $(LFLAGS_LTO) -Xlinker -Map -Xlinker $(MAP_PREV) $(DEFS) $(GCC_CFLAGS) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SIZEOK_MAP)
431else
432 $(LD) $(LFLAGS) -Map $(MAP_PREV) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SIZEOK_MAP)
433endif
434 $(OBJDUMP) -t $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) > $(DUMP)
435 $(GENMAP) $(MAP_PREV) $(DUMP) $@
436
437$(DEPEND): $(ABI_INCLUDE) $(ARCH_INCLUDE) $(GENARCH_INCLUDE) $(COMMON_HEADER_ARCH)
438 makedepend -f - -- $(DEPEND_DEFS) $(CFLAGS) -- $(ARCH_SOURCES) $(GENARCH_SOURCES) $(GENERIC_SOURCES) > $@ 2> /dev/null
439 -[ -f $(DEPEND_PREV) ] && diff -q $(DEPEND_PREV) $@ && mv -f $(DEPEND_PREV) $@
440
441$(ABI_INCLUDE): ../abi/include/
442 ln -sfn ../../$< $@
443
444$(ARCH_INCLUDE): arch/$(KARCH)/include/
445 ln -sfn ../../$< $@
446
447$(GENARCH_INCLUDE): genarch/include/
448 ln -sfn ../../$< $@
449
450$(COMMON_HEADER_ARCH): $(COMMON_HEADER)
451 ln -sfn ../../../$< $@
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