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Makefile
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Makefile
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# Top-level Makefile
#
# -------------------------------------------------------------------
#
# Copyright (C) 2011 Matthew Danish.
#
# All rights reserved. Please see enclosed LICENSE file for details.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# - Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
#
# - Neither the name of the author nor the names of its contributors
# may be used to endorse or promote products derived from this
# software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
# OF THE POSSIBILITY OF SUCH DAMAGE.
##################################################
SCHED=rms_sched
C_FILES = init/init.c init/stub.c init/early_uart3.c init/device_id.c \
mem/virtual.c intr/interrupts.c omap/timer.c omap/smp.c \
sched/process.c \
debug/log.c tests/cswitch.c tests/test_process.c
S_FILES = init/startup.S intr/table.S
DATS_FILES = sched/$(SCHED).dats mem/physical.dats
PROGS = progs/idle progs/uart progs/ehci progs/test progs/test2 progs/smsclan progs/asix
IMGNAME = terrier
ADDRESS = 0x80008000
TESTS =
##################################################
include config.mk
##################################################
CFLAGS += -Iinclude -D$(CORE) -Wno-attributes
SFLAGS += -Iinclude -D$(CORE)
ATSFLAGS = $(KERNEL_ATSFLAGS)
ATSCFLAGS = $(KERNEL_ATSCFLAGS)
ifeq ($(DEBUG),1)
CFLAGS += -g -O0
ATSCFLAGS += -g -O0
else
CFLAGS += -O$(OPT)
ATSCFLAGS += -O$(OPT)
endif
CFLAGS += $(patsubst %,-DTEST_%,$(TESTS))
ifeq ($(USE_VMM),1)
CFLAGS += -DUSE_VMM
SFLAGS += -DUSE_VMM
LDSCRIPT = ldscripts/$(IMGNAME)-vmm.ld
else
LDSCRIPT = ldscripts/$(IMGNAME).ld
endif
NO_SMP=1 # FIXME: until I fix the scheduler
ifeq ($(NO_SMP),1)
CFLAGS += -DNO_SMP
SFLAGS += -DNO_SMP
endif
CFLAGS += -DSCHED=$(SCHED)
LIBGCC = $(shell $(CC) -print-libgcc-file-name)
##################################################
C_OBJS = $(patsubst %.c,%.o,$(C_FILES))
S_OBJS = $(patsubst %.S,%.o,$(S_FILES))
DATS_OBJS = $(patsubst %.dats,%_dats.o,$(DATS_FILES))
ATSCTEMPS = $(patsubst %.dats,%_dats.c,$(DATS_FILES))
OBJS = $(C_OBJS) $(S_OBJS) $(DATS_OBJS)
DFILES = $(patsubst %.c,%.d,$(C_FILES)) $(patsubst %.S,%.d,$(S_FILES)) $(patsubst %.dats,%_dats.d,$(DATS_FILES))
POBJS = $(patsubst %,%/program,$(PROGS))
UBOOT = u-boot/$(CORE)/u-boot.bin
##################################################
.PHONY: all
.SECONDARY:
all: $(IMGNAME.uimg) ucmd ukermit $(IMGNAME)-nand.bin
$(IMGNAME).uimg: $(IMGNAME).bin.gz
$(MKIMAGE) -A arm -C gzip -O linux -T kernel -d $< -a $(ADDRESS) -e $(ADDRESS) $@
$(IMGNAME)-nand.bin: $(IMGNAME).uimg $(UBOOT) util/bb_nandflash_ecc
sh util/nand.sh $< $@ $(CORE) 2> /dev/null
$(IMGNAME).bin.gz: $(IMGNAME).bin
gzip < $< > $@
$(IMGNAME).bin: $(IMGNAME).elf
$(OBJCOPY) -O binary $< $@
$(IMGNAME).elf: $(OBJS) $(LDSCRIPT) program-map.ld
$(LD) -M -T $(LDSCRIPT) $(OBJS) $(POBJS) $(LIBGCC) -o $@ > $(IMGNAME).map
program-map.ld: buildprograms
$(NM) $(POBJS) | egrep "_binary_.*_start" | awk -- '{ printf "LONG(%s);\n", $$3 }' > $@
.PHONY: buildprograms userlib
buildprograms: userlib
for p in $(PROGS); do make -C $$p USE_VMM=$(USE_VMM); done
userlib:
make -C userlib USE_VMM=$(USE_VMM)
%.o: %.S
$(CC) $(SFLAGS) -c $< -o $@
%_dats.o: %.dats
$(ATSOPT) $(ATSFLAGS) --output $(patsubst %.dats,%_dats.c,$<) --dynamic $<
$(CC) $(ATSCFLAGS) $(CFLAGS) -o $@ -c $(patsubst %.dats,%_dats.c,$<)
.PHONY: clean test tags cscope
clean:
rm -f $(IMGNAME).uimg $(IMGNAME).elf $(IMGNAME).bin $(IMGNAME).map $(IMGNAME).bin.gz ucmd ukermit program-map.ld
rm -f $(OBJS) $(DFILES) $(ATSCTEMPS)
for p in $(PROGS); do make -C $$p clean; done
make -C userlib clean
distclean: clean
rm -f $(IMGNAME)-nand.bin
rm -f cscope.files cscope.in.out cscope.po.out cscope.out TAGS tags
(cd util; make clean)
(cd omap-u-boot-utils; make distclean V=1)
for p in $(PROGS); do make -C $$p distclean; done
make -C userlib distclean
test: $(IMGNAME)-nand.bin
@echo "***** To quit QEMU type: Ctrl-a x"
$(QEMU) -M beagle -m 128M -nographic -mtdblock $<
tags:
find . -name '*.[ch]' | xargs etags -o TAGS
find . -name '*.[ch]' | xargs ctags -o tags
cscope: cscope.files
cscope -b -q -k
cscope.files:
find . -name '*.[ch]' > $@
util/bb_nandflash_ecc: util/bb_nandflash_ecc.c
(cd util; make bb_nandflash_ecc)
.PHONY: ucmd ukermit
ucmd:
(cd omap-u-boot-utils; make ucmd V=1)
cp omap-u-boot-utils/ucmd .
ukermit:
(cd omap-u-boot-utils; make ukermit V=1)
cp omap-u-boot-utils/ukermit .
-include $(DFILES)
# vi: set noexpandtab sts=8 sw=8: