source: mainline/kernel/Makefile@ d61c3a7

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since d61c3a7 was e8c5c11, checked in by Martin Decky <martin@…>, 14 years ago

use C99 with GNU extensions as the language standard when building by GCC
  • Property mode set to 100644
File size: 13.8 KB
Line 
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
61ARCH_INCLUDE = generic/include/arch
62GENARCH_INCLUDE = generic/include/genarch
63
64GENMAP = tools/genmap.py
65JOBFILE = $(ROOT_PATH)/tools/jobfile.py
66
67LINK = arch/$(KARCH)/_link.ld
68EMPTY_MAP = generic/src/debug/empty_map.o
69SIZEOK_MAP = generic/src/debug/sizeok_map.o
70
71.PHONY: all clean
72
73all: $(VERSION_DEF) $(COMMON_MAKEFILE) $(COMMON_HEADER) $(CONFIG_MAKEFILE) $(CONFIG_HEADER) $(BIN) $(DISASM)
74 -[ -f $(DEPEND) ] && cp -a $(DEPEND) $(DEPEND_PREV)
75
76clean:
77 rm -f $(DEPEND) $(DEPEND_PREV) $(RAW) $(BIN) $(MAP) $(JOB) $(MAP_PREV) $(DISASM) $(DUMP) $(REAL_MAP).* $(ARCH_INCLUDE) $(GENARCH_INCLUDE) arch/*/_link.ld arch/*/include/common.h
78 find generic/src/ arch/*/src/ genarch/src/ test/ -name '*.o' -follow -exec rm \{\} \;
79
80## Common compiler flags
81#
82
83INCLUDES = generic/include
84
85ifeq ($(CONFIG_OPTIMIZE_FOR_SIZE),y)
86 OPTIMIZATION = s
87else
88 OPTIMIZATION = 3
89endif
90
91DEFS = -DKERNEL -DRELEASE=$(RELEASE) "-DNAME=$(NAME)" -D__$(BITS)_BITS__ -D__$(ENDIANESS)__
92
93GCC_CFLAGS = -I$(INCLUDES) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
94 -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) \
95 -finput-charset=UTF-8 -ffreestanding -fno-builtin -nostdlib -nostdinc \
96 -std=gnu99 -Wall -Wextra -Wno-unused-parameter -Wmissing-prototypes \
97 -Werror-implicit-function-declaration -Wwrite-strings \
98 -pipe
99
100ICC_CFLAGS = -I$(INCLUDES) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
101 -ffreestanding -fno-builtin -nostdlib -nostdinc -Wall -Wmissing-prototypes \
102 -Werror-implicit-function-declaration -wd170
103
104SUNCC_CFLAGS = -I$(INCLUDES) -xO$(OPTIMIZATION) \
105 -xnolib -xc99=all -features=extensions \
106 -erroff=E_ZERO_SIZED_STRUCT_UNION
107
108CLANG_CFLAGS = -I$(INCLUDES) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
109 -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) \
110 -finput-charset=UTF-8 -ffreestanding -fno-builtin -nostdlib -nostdinc \
111 -Wall -Wextra -Wno-unused-parameter -Wmissing-prototypes \
112 -Werror-implicit-function-declaration -Wwrite-strings \
113 -pipe -arch $(CLANG_ARCH)
114
115ifeq ($(CONFIG_DEBUG),y)
116 GCC_CFLAGS += -Werror
117 ICC_CFLAGS += -Werror
118endif
119
120ifeq ($(CONFIG_LTO),y)
121 GCC_CFLAGS += -flto
122endif
123
124ifeq ($(CONFIG_LINE_DEBUG),y)
125 GCC_CFLAGS += -g
126 ICC_CFLAGS += -g
127 SUNCC_CFLAGS += -g
128 CLANG_CFLAGS += -g
129endif
130
131#
132# Mind the mutual ordering with the inclusion of the arch Makefile.inc.
133# AFLAGS and LFLAGS must be initialized before the inclusion.
134#
135AFLAGS =
136LFLAGS = -n -T $(LINK) -M
137
138#
139# Mind the mutual ordering with the initialization of AFLAGS and LFLAGS.
140# The arch Makefile.inc must be included after the initialization.
141#
142-include arch/$(KARCH)/Makefile.inc
143-include genarch/Makefile.inc
144-include $(DEPEND)
145
146## The at-sign
147#
148# The $(ATSIGN) variable holds the ASCII character representing the at-sign
149# ('@') used in various $(AS) constructs (e.g. @progbits). On architectures that
150# don't use '@' for starting a comment, $(ATSIGN) is merely '@'. However, on
151# those that do use it for starting a comment (e.g. arm32), $(ATSIGN) must be
152# defined as the percentile-sign ('%') in the architecture-dependent
153# Makefile.inc.
154#
155
156ATSIGN ?= @
157
158## Cross-platform assembly to start a symtab.data section
159#
160
161SYMTAB_SECTION = ".section symtab.data, \"a\", $(ATSIGN)progbits;"
162
163## Compilation options
164#
165
166ifeq ($(COMPILER),gcc_native)
167 CFLAGS = $(GCC_CFLAGS)
168 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
169 INSTRUMENTATION = -finstrument-functions
170endif
171
172ifeq ($(COMPILER),gcc_cross)
173 CFLAGS = $(GCC_CFLAGS)
174 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
175 INSTRUMENTATION = -finstrument-functions
176endif
177
178ifeq ($(COMPILER),icc)
179 CFLAGS = $(ICC_CFLAGS)
180 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
181 INSTRUMENTATION =
182endif
183
184ifeq ($(COMPILER),suncc)
185 CFLAGS = $(SUNCC_CFLAGS)
186 DEFS += $(CONFIG_DEFS)
187 DEPEND_DEFS = $(DEFS)
188 INSTRUMENTATION =
189endif
190
191ifeq ($(COMPILER),clang)
192 CFLAGS = $(CLANG_CFLAGS)
193 DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
194 INSTRUMENTATION =
195endif
196
197
198## Generic kernel sources
199#
200
201GENERIC_SOURCES = \
202 generic/src/adt/avl.c \
203 generic/src/adt/bitmap.c \
204 generic/src/adt/btree.c \
205 generic/src/adt/hash_table.c \
206 generic/src/adt/list.c \
207 generic/src/console/chardev.c \
208 generic/src/console/console.c \
209 generic/src/cpu/cpu.c \
210 generic/src/ddi/ddi.c \
211 generic/src/ddi/irq.c \
212 generic/src/ddi/device.c \
213 generic/src/debug/symtab.c \
214 generic/src/debug/stacktrace.c \
215 generic/src/debug/panic.c \
216 generic/src/debug/debug.c \
217 generic/src/interrupt/interrupt.c \
218 generic/src/main/main.c \
219 generic/src/main/kinit.c \
220 generic/src/main/uinit.c \
221 generic/src/main/version.c \
222 generic/src/main/shutdown.c \
223 generic/src/proc/program.c \
224 generic/src/proc/scheduler.c \
225 generic/src/proc/thread.c \
226 generic/src/proc/task.c \
227 generic/src/proc/the.c \
228 generic/src/syscall/syscall.c \
229 generic/src/syscall/copy.c \
230 generic/src/mm/reserve.c \
231 generic/src/mm/buddy.c \
232 generic/src/mm/frame.c \
233 generic/src/mm/page.c \
234 generic/src/mm/tlb.c \
235 generic/src/mm/as.c \
236 generic/src/mm/backend_anon.c \
237 generic/src/mm/backend_elf.c \
238 generic/src/mm/backend_phys.c \
239 generic/src/mm/slab.c \
240 generic/src/lib/func.c \
241 generic/src/lib/memstr.c \
242 generic/src/lib/memfnc.c \
243 generic/src/lib/sort.c \
244 generic/src/lib/str.c \
245 generic/src/lib/elf.c \
246 generic/src/lib/rd.c \
247 generic/src/printf/printf_core.c \
248 generic/src/printf/printf.c \
249 generic/src/printf/snprintf.c \
250 generic/src/printf/vprintf.c \
251 generic/src/printf/vsnprintf.c \
252 generic/src/time/clock.c \
253 generic/src/time/timeout.c \
254 generic/src/time/delay.c \
255 generic/src/preempt/preemption.c \
256 generic/src/synch/spinlock.c \
257 generic/src/synch/condvar.c \
258 generic/src/synch/mutex.c \
259 generic/src/synch/semaphore.c \
260 generic/src/synch/smc.c \
261 generic/src/synch/waitq.c \
262 generic/src/synch/futex.c \
263 generic/src/smp/ipi.c \
264 generic/src/smp/smp.c \
265 generic/src/ipc/ipc.c \
266 generic/src/ipc/sysipc.c \
267 generic/src/ipc/ipcrsc.c \
268 generic/src/ipc/irq.c \
269 generic/src/ipc/event.c \
270 generic/src/security/cap.c \
271 generic/src/sysinfo/sysinfo.c \
272 generic/src/sysinfo/stats.c
273
274## Kernel console support
275#
276
277ifeq ($(CONFIG_KCONSOLE),y)
278GENERIC_SOURCES += \
279 generic/src/console/kconsole.c \
280 generic/src/console/cmd.c
281endif
282
283## Udebug interface sources
284#
285
286ifeq ($(CONFIG_UDEBUG),y)
287GENERIC_SOURCES += \
288 generic/src/ipc/kbox.c \
289 generic/src/udebug/udebug.c \
290 generic/src/udebug/udebug_ops.c \
291 generic/src/udebug/udebug_ipc.c
292endif
293
294## Test sources
295#
296
297ifeq ($(CONFIG_TEST),y)
298 CFLAGS += -Itest/
299 GENERIC_SOURCES += \
300 test/test.c \
301 test/atomic/atomic1.c \
302 test/btree/btree1.c \
303 test/avltree/avltree1.c \
304 test/fault/fault1.c \
305 test/mm/falloc1.c \
306 test/mm/falloc2.c \
307 test/mm/mapping1.c \
308 test/mm/slab1.c \
309 test/mm/slab2.c \
310 test/synch/semaphore1.c \
311 test/synch/semaphore2.c \
312 test/print/print1.c \
313 test/print/print2.c \
314 test/print/print3.c \
315 test/print/print4.c \
316 test/print/print5.c \
317 test/thread/thread1.c
318
319 ifeq ($(KARCH),mips32)
320 GENERIC_SOURCES += test/debug/mips1.c
321 else
322 GENERIC_SOURCES += test/debug/mips1_skip.c
323 endif
324
325 ifeq ($(KARCH),ia64)
326 GENERIC_SOURCES += test/mm/purge1.c
327 else
328 GENERIC_SOURCES += test/mm/purge1_skip.c
329 endif
330
331 ifeq ($(CONFIG_FPU),y)
332 ifeq ($(KARCH),ia32)
333 TEST_FPU1 = y
334 TEST_SSE1 = y
335 GENERIC_SOURCES += test/fpu/fpu1_x86.c
336 endif
337
338 ifeq ($(KARCH),amd64)
339 TEST_FPU1 = y
340 TEST_SSE1 = y
341 GENERIC_SOURCES += test/fpu/fpu1_x86.c
342 endif
343
344 ifeq ($(KARCH),ia64)
345 TEST_FPU1 = y
346 GENERIC_SOURCES += test/fpu/fpu1_ia64.c
347 endif
348
349 ifeq ($(KARCH),mips32)
350 TEST_MIPS2 = y
351 endif
352 endif
353
354 ifneq ($(TEST_FPU1),y)
355 GENERIC_SOURCES += test/fpu/fpu1_skip.c
356 endif
357
358 ifeq ($(TEST_SSE1),y)
359 GENERIC_SOURCES += test/fpu/sse1.c
360 else
361 GENERIC_SOURCES += test/fpu/sse1_skip.c
362 endif
363
364 ifeq ($(TEST_MIPS2),y)
365 GENERIC_SOURCES += test/fpu/mips2.c
366 else
367 GENERIC_SOURCES += test/fpu/mips2_skip.c
368 endif
369
370endif
371
372## Sources where instrumentation is enabled
373#
374
375ifeq ($(CONFIG_TRACE),y)
376 INSTRUMENTED_SOURCES = \
377 generic/src/adt/btree.c \
378 generic/src/cpu/cpu.c \
379 generic/src/ddi/ddi.c \
380 generic/src/interrupt/interrupt.c \
381 generic/src/main/main.c \
382 generic/src/main/kinit.c \
383 generic/src/proc/the.c \
384 generic/src/mm/frame.c \
385 generic/src/mm/page.c \
386 generic/src/mm/tlb.c \
387 generic/src/mm/as.c \
388 generic/src/mm/slab.c \
389 generic/src/sysinfo/sysinfo.c \
390 generic/src/console/kconsole.c
391else
392 INSTRUMENTED_SOURCES =
393endif
394
395GENERIC_OBJECTS := $(addsuffix .o,$(basename $(GENERIC_SOURCES)))
396ARCH_OBJECTS := $(addsuffix .o,$(basename $(ARCH_SOURCES)))
397GENARCH_OBJECTS := $(addsuffix .o,$(basename $(GENARCH_SOURCES)))
398
399LFLAGS_LTO := $(addprefix -Xlinker ,$(LFLAGS))
400
401ifeq ($(CONFIG_SYMTAB),y)
402 SYMTAB_OBJECTS := generic/src/debug/real_map.o
403else
404 SYMTAB_OBJECTS :=
405endif
406
407$(BIN): $(RAW)
408 $(OBJCOPY) -O $(BFD) $< $@
409
410$(DISASM): $(RAW)
411ifeq ($(CONFIG_LINE_DEBUG),y)
412 $(OBJDUMP) -d -S $< > $@
413else
414 $(OBJDUMP) -d $< > $@
415endif
416
417$(RAW): $(LINK) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(SYMTAB_OBJECTS)
418ifeq ($(CONFIG_LTO),y)
419 $(GCC) $(LFLAGS_LTO) -Xlinker -Map -Xlinker $(MAP) $(DEFS) $(GCC_CFLAGS) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SYMTAB_OBJECTS)
420else
421 $(LD) $(LFLAGS) -Map $(MAP) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SYMTAB_OBJECTS)
422endif
423ifeq ($(CONFIG_STRIP_BINARIES),y)
424 $(STRIP) $(RAW)
425endif
426
427$(LINK): $(LINK).in $(DEPEND)
428 $(GCC) $(DEFS) $(GCC_CFLAGS) -D__ASM__ -D__LINKER__ -E -x c $< | grep -v "^\#" > $@
429
430%.o: %.S $(DEPEND)
431 $(GCC) $(DEFS) $(GCC_CFLAGS) -D__ASM__ -c -o $@ $<
432ifeq ($(PRECHECK),y)
433 $(JOBFILE) $(JOB) $< $@ as asm/preproc $(DEFS) $(GCC_CFLAGS) -D__ASM__
434endif
435
436%.o: %.s $(DEPEND)
437 $(AS) $(AFLAGS) -o $@ $<
438ifeq ($(PRECHECK),y)
439 $(JOBFILE) $(JOB) $< $@ as asm $(DEFS) $(CFLAGS) $(EXTRA_FLAGS)
440endif
441
442#
443# The FPU tests are the only objects for which we allow the compiler to generate
444# FPU instructions.
445#
446
447test/fpu/%.o: test/fpu/%.c $(DEPEND)
448 $(CC) $(DEFS) $(CFLAGS) $(EXTRA_FLAGS) -c -o $@ $<
449ifeq ($(PRECHECK),y)
450 $(JOBFILE) $(JOB) $< $@ cc test $(DEFS) $(CFLAGS) $(EXTRA_FLAGS)
451endif
452
453#
454# Ordinary objects.
455#
456
457%.o: %.c $(DEPEND)
458 $(CC) $(DEFS) $(CFLAGS) $(EXTRA_FLAGS) $(FPU_NO_CFLAGS) $(if $(findstring $<,$(INSTRUMENTED_SOURCES)),$(INSTRUMENTATION)) -c -o $@ $<
459ifeq ($(PRECHECK),y)
460 $(JOBFILE) $(JOB) $< $@ cc core $(DEFS) $(CFLAGS) $(EXTRA_FLAGS) $(FPU_NO_CFLAGS)
461endif
462
463$(REAL_MAP).o: $(REAL_MAP).bin
464 echo $(SYMTAB_SECTION)" .incbin \"$<\"" | $(AS) $(AFLAGS) -o $@
465
466$(REAL_MAP).bin: $(LINK) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS)
467 echo $(SYMTAB_SECTION) | $(AS) $(AFLAGS) -o $(EMPTY_MAP)
468ifeq ($(CONFIG_LTO),y)
469 $(GCC) $(LFLAGS_LTO) -Xlinker -Map -Xlinker $(MAP_PREV) $(DEFS) $(GCC_CFLAGS) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(EMPTY_MAP)
470else
471 $(LD) $(LFLAGS) -Map $(MAP_PREV) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(EMPTY_MAP)
472endif
473 $(OBJDUMP) -t $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) > $(DUMP)
474 $(GENMAP) $(MAP_PREV) $(DUMP) $@
475
476 # Do it once again, this time to get correct even the symbols
477 # on architectures that have bss after symtab
478
479 echo $(SYMTAB_SECTION)" .incbin \"$@\"" | $(AS) $(AFLAGS) -o $(SIZEOK_MAP)
480ifeq ($(CONFIG_LTO),y)
481 $(GCC) $(LFLAGS_LTO) -Xlinker -Map -Xlinker $(MAP_PREV) $(DEFS) $(GCC_CFLAGS) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SIZEOK_MAP)
482else
483 $(LD) $(LFLAGS) -Map $(MAP_PREV) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SIZEOK_MAP)
484endif
485 $(OBJDUMP) -t $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) > $(DUMP)
486 $(GENMAP) $(MAP_PREV) $(DUMP) $@
487
488$(DEPEND): $(ARCH_INCLUDE) $(GENARCH_INCLUDE) $(COMMON_HEADER_ARCH)
489 makedepend -f - -- $(DEPEND_DEFS) $(CFLAGS) -- $(ARCH_SOURCES) $(GENARCH_SOURCES) $(GENERIC_SOURCES) > $@ 2> /dev/null
490 -[ -f $(DEPEND_PREV) ] && diff -q $(DEPEND_PREV) $@ && mv -f $(DEPEND_PREV) $@
491
492$(ARCH_INCLUDE): arch/$(KARCH)/include/
493 ln -sfn ../../$< $@
494
495$(GENARCH_INCLUDE): genarch/include/
496 ln -sfn ../../$< $@
497
498$(COMMON_HEADER_ARCH): $(COMMON_HEADER)
499 ln -sfn ../../../$< $@
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