osd-contiki/cpu/at91sam7s/Makefile.at91sam7s
ksb 792eae91c6 rtimer implementation (not well tested)
sprintf that use strformat, so there's no need to pull in the newlib
implementation.
Build system improvements.
2007-08-21 09:03:55 +00:00

173 lines
4.2 KiB
Makefile

# Adapted from Makefile.msp430
### Defin the CPU directory
CONTIKI_CPU=$(CONTIKI)/cpu/at91sam7s
### Define the source files we have in the AT91SAM7S port
CONTIKI_CPU_DIRS = . dbg-io loader
AT91SAM7S = clock.c debug-uart.c interrupt-utils.c newlib-syscalls.c sys-interrupt.c rtimer-arch.c rtimer-arch-interrupt.c uip-log.c
SYSAPPS = codeprop-otf.c
APPDIRS += $(CONTIKI)/cpu/at91sam7s/loader
ELFLOADER = elfloader-otf.c elfloader-arm.c symtab.c cfs-ram.c
TARGETLIBS = random.c dbg-printf.c dbg-puts.c dbg-putchar.c dbg-sprintf.c strformat.c
CONTIKI_TARGET_SOURCEFILES += $(AT91SAM7S) $(SYSAPPS) $(ELFLOADER) \
$(TARGETLIBS) $(UIPDRIVERS)
CONTIKI_SOURCEFILES += $(CONTIKI_TARGET_SOURCEFILES)
THREADS =
### Compiler definitions
CC = arm-elf-gcc
LD = arm-elf-ld
AS = arm-elf-as
AR = arm-elf-ar
NM = arm-elf-nm
OBJCOPY = arm-elf-objcopy
STRIP = arm-elf-strip
PROJECT_OBJECTFILES += ${addprefix $(OBJECTDIR)/,$(CONTIKI_TARGET_MAIN:.c=.o)}
LINKERSCRIPT = $(CONTIKI_CPU)/AT91SAM7S64-ROM.ld
STARTUP=${addprefix $(OBJECTDIR)/,startup-SAM7S.o}
# JTAG program upload
OPENOCD = openocd
OPENOCD_FLASH_CFG = arm7_wig_flash.cfg
OPENOCD_RESET = arm7_wig_reset.cfg
# USB program upload
SAMIAM=Sam_I_Am
SAMIAM_TTY=/dev/ttyACM0
ARCH_FLAGS= -mcpu=arm7tdmi -mthumb-interwork
THUMB_FLAGS=-mthumb
ARM_FLAGS=
CFLAGSNO = -I. -I$(CONTIKI)/core -I$(CONTIKI_CPU) -I$(CONTIKI_CPU)/loader \
-I$(CONTIKI_CPU)/dbg-io\
-I$(CONTIKI)/platform/$(TARGET) \
${addprefix -I,$(APPDIRS)} \
-DWITH_UIP -DWITH_ASCII -DMCK=$(MCK) \
-Wall $(ARCH_FLAGS) -g
CFLAGS += $(CFLAGSNO) -O -DRUN_AS_SYSTEM -DROM_RUN
LDFLAGS += -T $(LINKERSCRIPT) -nostartfiles
CDEPFLAGS = $(CFLAGS) -D __MAKING_DEPS__
### Setup directory search path for source files
CUSTOM_RULE_C_TO_OBJECTDIR_O=yes
CUSTOM_RULE_C_TO_O=yes
%-interrupt.o: %-interrupt.c
$(CC) $(CFLAGS) $(ARM_FLAGS) $< -c
$(OBJECTDIR)/%-interrupt.o: %-interrupt.c
$(CC) $(CFLAGS) $(ARM_FLAGS) -c $< -o $@
%-arm.o: %-arm.c
$(CC) $(CFLAGS) $(ARM_FLAGS) $< -c
$(OBJECTDIR)/%-arm.o: %-arm.c
$(CC) $(CFLAGS) $(ARM_FLAGS) -c $< -o $@
$(OBJECTDIR)/interrupt-utils.o: interrupt-utils.c
$(CC) $(CFLAGS) $(ARM_FLAGS) $< -c -o $@
%.o: %.c
$(CC) $(CFLAGS) $(THUMB_FLAGS) $< -c
$(OBJECTDIR)/%.o: %.c
$(CC) $(CFLAGS) $(THUMB_FLAGS) -c $< -o $@
%.o: %.S
$(CC) $(CFLAGS) $(ARM_FLAGS) $< -c
$(OBJECTDIR)/%.o: %.S
$(CC) $(CFLAGS) $(ARM_FLAGS) $< -c -o $@
CUSTOM_RULE_C_TO_CO=yes
%.co: %.c
$(CC) $(CFLAGS) $(THUMB_FLAGS) $< -c -o $@
CUSTOM_RULE_C_TO_CE=yes
%.ce: %.o
$(LD) $(LDFLAGS) --relocatable -T $(CONTIKI_CPU)/merge-rodata.ld $< -o $@
$(STRIP) -K _init -K _fini --strip-unneeded -g -x $@
CUSTOM_RULE_LINK=yes
%-stripped.o: %.c
$(CC) $(CFLAGS) -c $< -o $@
$(STRIP) --strip-unneeded -g -x $@
%-stripped.o: %.o
$(STRIP) --strip-unneeded -g -x -o $@ $<
%.o: ${CONTIKI_TARGET}/loader/%.S
$(AS) -o $(notdir $(<:.S=.o)) $<
%-nosyms.$(TARGET): %.co $(PROJECT_OBJECTFILES) contiki-$(TARGET).a $(STARTUP) $(OBJECTDIR)/empty-symbols.o
$(CC) $(LDFLAGS) $(CFLAGS) -nostartfiles -o $@ $(filter-out %.a,$^) $(filter %.a,$^) -lc $(filter %.a,$^)
%.ihex: %.$(TARGET)
$(OBJCOPY) $^ -O ihex $@
%.bin: %.$(TARGET)
$(OBJCOPY) -O binary $< $@
.PHONY: symbols.c
ifdef CORE
%.$(TARGET): %.co $(PROJECT_OBJECTFILES) contiki-$(TARGET).a $(STARTUP) $(OBJECTDIR)/symbols.o
$(CC) $(LDFLAGS) $(CFLAGS) -nostartfiles -o $@ $(filter-out %.a,$^) $(filter %.a,$^) -lc $(filter %.a,$^)
symbols.c: $(CORE)
$(NM) $< | awk -f ../../tools/mknmlist > symbols.c
else
%.$(TARGET): %-nosyms.$(TARGET)
ln -sf $< $@
endif
empty-symbols.c:
@${CONTIKI}/tools/make-empty-symbols
upload_ocd_%: %.bin
cp $< /tmp/openocd_write.bin
# Clear lock bits
cd $(CONTIKI_CPU)/openocd;$(OPENOCD) -f $(OPENOCD_FLASH_CFG)
-rm /tmp/openocd_write.bin
upload_%: %.ihex
# Clear lock bits
$(SAMIAM) "open $(SAMIAM_TTY) , writew 0xffffff64 5a000004"
$(SAMIAM) "open $(SAMIAM_TTY) , writew 0xffffff64 5a002004"
$(SAMIAM) "open $(SAMIAM_TTY) , flash $< , go"
ocd_reset:
cd $(CONTIKI_CPU)/openocd;$(OPENOCD) -f $(OPENOCD_RESET)
# Don't use core/loader/elfloader.c, use elfloader-otf.c instead
$(OBJECTDIR)/elfloader.o:
echo -n >$@
.PRECIOUS: %-nosyms.$(TARGET)