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|
######################################################
# AVR make library #
# Copyright (c) 2015-2020 Michael Buesch <m@bues.ch> #
# Version 1.12 #
######################################################
ifeq ($(NAME),)
$(error NAME not defined)
endif
ifeq ($(SRCS),)
$(error SRCS not defined)
endif
ifeq ($(F_CPU),)
$(error F_CPU not defined)
endif
ifeq ($(GCC_ARCH),)
$(error GCC_ARCH not defined)
endif
ifeq ($(AVRDUDE_ARCH),)
$(error AVRDUDE_ARCH not defined)
endif
_uppercase = $(shell echo $(1) | tr a-z A-Z)
_lowercase = $(shell echo $(1) | tr A-Z a-z)
_streq = $(and $(filter 1,$(words $2)),$(filter $1,$(firstword $2)))
# The toolchain definitions
CC := avr-gcc
OBJCOPY := avr-objcopy
OBJDUMP := avr-objdump
SIZE := avr-size
MKDIR := mkdir
MV := mv
RM := rm
CP := cp
SED := sed
ECHO := echo
GREP := grep
TRUE := true
TEST := test
AVRDUDE := avrdude
MYSMARTUSB := mysmartusb.py
DOXYGEN := doxygen
PYTHON2 := python2
PYTHON3 := python3
SPARSE := sparse
# Verbose build: make V=1
V := @
# Sparsechecker build: make C=1
C := $(shell $(SPARSE) --help >/dev/null 2>&1 && $(ECHO) 1 || $(ECHO) 0)
# Debug build: make DEBUG=1
DEBUG := 0
# Optimize flag: make O=0/1/2/3/s
O := s
# Link time optimization: make LTO=1
LTO := 1
Q := $(V:1=)
QUIET_CC = $(Q:@=@$(ECHO) ' CC '$@;)$(CC)
QUIET_DEPEND = $(Q:@=@$(ECHO) ' DEPEND '$@;)$(CC)
QUIET_OBJCOPY = $(Q:@=@$(ECHO) ' OBJCOPY '$@;)$(OBJCOPY)
QUIET_OBJDUMP = $(Q:@=@$(ECHO) ' OBJDUMP '$@;)$(OBJDUMP)
QUIET_SIZE = $(Q:@=@$(ECHO) ' SIZE '$@;)$(SIZE)
QUIET_PYTHON2 = $(Q:@=@$(ECHO) ' PYTHON2 '$@;)$(PYTHON2)
QUIET_PYTHON3 = $(Q:@=@$(ECHO) ' PYTHON3 '$@;)$(PYTHON3)
QUIET_RM = $(Q:@=@$(ECHO) ' RM '$@;)$(RM)
QUIET_SED = $(Q:@=@$(ECHO) ' SED '$@;)$(SED)
ifeq ($(C),1)
QUIET_SPARSE = $(Q:@=@$(ECHO) ' SPARSE '$@;)$(SPARSE)
else
QUIET_SPARSE = @$(TRUE)
endif
BIN := $(NAME).bin
HEX := $(NAME).hex
MAP := $(NAME).map
DASM := $(NAME).dasm
EEP := $(NAME).eep.hex
BOOT_BIN := $(NAME).bootloader.bin
BOOT_HEX := $(NAME).bootloader.hex
BOOT_MAP := $(NAME).bootloader.map
BOOT_DASM := $(NAME).bootloader.dasm
OBJ_DIR := obj
DEP_DIR := dep
BOOT_OBJ_DIR := obj-boot
BOOT_DEP_DIR := dep-boot
FUNC_STACK_LIMIT ?= 128
WARN_CFLAGS := -Wall \
-Wextra \
-Wno-unused-parameter \
-Wswitch-enum \
-Wsuggest-attribute=noreturn \
-Wundef \
-Wpointer-arith \
$(if $(FUNC_STACK_LIMIT),-Wstack-usage=$(FUNC_STACK_LIMIT)) \
-Wcast-qual \
-Wlogical-op \
-Wshadow \
-Wconversion
OPTIMIZE_CFLAGS := -O$(O) \
-maccumulate-args \
-mcall-prologues \
-mrelax \
-mstrict-X \
-fno-inline-small-functions \
-fno-move-loop-invariants \
-fno-split-wide-types \
-fshort-enums \
$(if $(call _streq,$(LTO),1),-flto=jobserver -fuse-linker-plugin -fno-fat-lto-objects,-fno-lto)
DEFINE_CFLAGS := -DF_CPU=$(F_CPU) \
$(if $(BOOT_OFFSET),-DBOOT_OFFSET=$(BOOT_OFFSET)) \
$(if $(DEBUG),-DDEBUG=$(DEBUG))
MAIN_CFLAGS := -mmcu=$(GCC_ARCH) \
-std=gnu11 \
-g \
-ffunction-sections \
-fdata-sections \
$(OPTIMIZE_CFLAGS) \
$(WARN_CFLAGS) \
$(DEFINE_CFLAGS)
MAIN_LDFLAGS := -Wl,-gc-sections \
$(if $(call _streq,$(LTO),1),,-fwhole-program)
INSTRUMENT_CFLAGS := -DINSTRUMENT_FUNCTIONS=1 \
-finstrument-functions \
-finstrument-functions-exclude-file-list=.h
MAIN_SPARSEFLAGS := -gcc-base-dir=/usr/lib/avr \
-I/usr/lib/avr/include \
-D__STDC_HOSTED__=1 \
-D__AVR_ARCH__=5 \
-D__AVR_$(subst TINY,tiny,$(subst MEGA,mega,$(call _uppercase,$(GCC_ARCH))))__=1 \
-Wsparse-all
CFLAGS := $(MAIN_CFLAGS) \
$(if $(INSTRUMENT_FUNC),$(INSTRUMENT_CFLAGS)) \
$(CFLAGS) \
-include sparse.h
BOOT_CFLAGS := $(MAIN_CFLAGS) -DBOOTLOADER \
$(if $(BOOT_INSTRUMENT_FUNC),$(INSTRUMENT_CFLAGS)) \
$(BOOT_CFLAGS) \
-include sparse.h
LDFLAGS := $(MAIN_LDFLAGS) \
-Wl,-Map,$(MAP) \
$(LDFLAGS)
BOOT_LDFLAGS := $(MAIN_LDFLAGS) \
-Wl,--section-start=.text=$(BOOT_OFFSET) \
-Wl,-Map,$(BOOT_MAP) \
$(BOOT_LDFLAGS)
SPARSEFLAGS := $(subst gnu11,gnu99,$(CFLAGS)) \
$(MAIN_SPARSEFLAGS) $(SPARSEFLAGS)
BOOT_SPARSEFLAGS := $(subst gnu11,gnu99,$(BOOT_CFLAGS)) \
$(MAIN_SPARSEFLAGS) $(BOOT_SPARSEFLAGS)
.SUFFIXES:
.DEFAULT_GOAL := all
# Programmer parameters
AVRDUDE_SPEED ?= 1
AVRDUDE_SLOW_SPEED ?= 200
AVRDUDE_PROGRAMMER :=
ifeq ($(PROGRAMMER),mysmartusb)
AVRDUDE_PROGRAMMER := avr910
PROGPORT := /dev/ttyUSB0
endif
ifeq ($(PROGRAMMER),avrisp2)
AVRDUDE_PROGRAMMER := avrisp2
PROGPORT := usb
endif
ifeq ($(AVRDUDE_PROGRAMMER),)
$(error Invalid PROGRAMMER specified)
endif
define _programmer_cmd_pwrcycle
$(if $(filter mysmartusb,$(PROGRAMMER)), \
$(MYSMARTUSB) -p0 $(PROGPORT) && \
sleep 1 && \
$(MYSMARTUSB) -p1 $(PROGPORT) \
)
endef
define _programmer_cmd_prog_enter
$(if $(filter mysmartusb,$(PROGRAMMER)), \
$(MYSMARTUSB) -mp $(PROGPORT) \
)
endef
define _programmer_cmd_prog_leave
$(if $(filter mysmartusb,$(PROGRAMMER)), \
$(MYSMARTUSB) -md $(PROGPORT) \
)
endef
DEPS = $(sort $(patsubst %.c,$(2)/%.d,$(1)))
OBJS = $(sort $(patsubst %.c,$(2)/%.o,$(1)))
# Generate dependencies
$(call DEPS,$(SRCS),$(DEP_DIR)): $(DEP_DIR)/%.d: %.c
@$(MKDIR) -p $(dir $@)
@$(MKDIR) -p $(OBJ_DIR)
$(QUIET_DEPEND) -o $@.tmp -MM $(if $(GEN_SRCS),-MG) -MT "$@ $(patsubst $(DEP_DIR)/%.d,$(OBJ_DIR)/%.o,$@)" $(CFLAGS) $<
@$(MV) -f $@.tmp $@
ifneq ($(BOOT_SRCS),)
$(call DEPS,$(BOOT_SRCS),$(BOOT_DEP_DIR)): $(BOOT_DEP_DIR)/%.d: %.c
@$(MKDIR) -p $(dir $@)
@$(MKDIR) -p $(BOOT_OBJ_DIR)
$(QUIET_DEPEND) -o $@.tmp -MM $(if $(BOOT_GEN_SRCS),-MG) -MT "$@ $(patsubst $(BOOT_DEP_DIR)/%.d,$(BOOT_OBJ_DIR)/%.o,$@)" $(BOOT_CFLAGS) $<
@$(MV) -f $@.tmp $@
endif
-include $(call DEPS,$(SRCS),$(DEP_DIR))
ifneq ($(BOOT_SRCS),)
-include $(call DEPS,$(BOOT_SRCS),$(BOOT_DEP_DIR))
endif
# Generate object files
$(call OBJS,$(SRCS),$(OBJ_DIR)): $(OBJ_DIR)/%.o: %.c
@$(MKDIR) -p $(dir $@)
$(QUIET_CC) -o $@ -c $(CFLAGS) $<
$(QUIET_SPARSE) $(SPARSEFLAGS) $<
ifneq ($(BOOT_SRCS),)
$(call OBJS,$(BOOT_SRCS),$(BOOT_OBJ_DIR)): $(BOOT_OBJ_DIR)/%.o: %.c
@$(MKDIR) -p $(dir $@)
$(QUIET_CC) -o $@ -c $(BOOT_CFLAGS) $<
$(QUIET_SPARSE) $(BOOT_SPARSEFLAGS) $<
endif
all: $(HEX) $(if $(BOOT_SRCS),$(BOOT_HEX))
%.s: %.c
$(QUIET_CC) $(CFLAGS) -fno-lto -S $*.c
$(BIN): $(call OBJS,$(SRCS),$(OBJ_DIR))
+$(QUIET_CC) $(CFLAGS) -o $(BIN) $(call OBJS,$(SRCS),$(OBJ_DIR)) $(LDFLAGS)
+$(QUIET_OBJDUMP) -S $(BIN) > $(DASM)
$(BOOT_BIN): $(call OBJS,$(BOOT_SRCS),$(BOOT_OBJ_DIR))
+$(QUIET_CC) $(BOOT_CFLAGS) -o $(BOOT_BIN) $(call OBJS,$(BOOT_SRCS),$(BOOT_OBJ_DIR)) $(BOOT_LDFLAGS)
+$(QUIET_OBJDUMP) -S $(BOOT_BIN) > $(BOOT_DASM)
$(HEX): $(BIN)
$(QUIET_OBJCOPY) -R.eeprom -O ihex $(BIN) $(HEX)
@$(OBJDUMP) -h $(BIN) | $(GREP) -qe .eeprom && \
$(OBJCOPY) -j.eeprom --set-section-flags=.eeprom="alloc,load" \
--change-section-lma .eeprom=0 -O ihex $(BIN) $(EEP) \
|| $(TRUE)
$(QUIET_SIZE) --format=SysV $(BIN)
$(BOOT_HEX): $(BOOT_BIN)
$(QUIET_OBJCOPY) -R.eeprom -O ihex $(BOOT_BIN) $(BOOT_HEX)
$(QUIET_SIZE) --format=SysV $(BOOT_BIN)
define _avrdude_interactive
$(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \
-c $(AVRDUDE_PROGRAMMER) -P $(PROGPORT) -t
endef
define _avrdude_reset
$(AVRDUDE) -B $(AVRDUDE_SLOW_SPEED) -p $(AVRDUDE_ARCH) \
-c $(AVRDUDE_PROGRAMMER) -P $(PROGPORT) \
-U signature:r:/dev/null:i -q -q
endef
define _avrdude_write_flash
$(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \
-c $(AVRDUDE_PROGRAMMER) -P $(PROGPORT) \
$(if $(BOOT_SRCS),-U flash:w:$(BOOT_HEX)) \
-U flash:w:$(HEX)
endef
define _avrdude_write_eeprom
$(TEST) -r $(EEP) && ( \
$(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \
-c $(AVRDUDE_PROGRAMMER) -P $(PROGPORT) \
-U eeprom:w:$(EEP) \
) || $(TRUE)
endef
define _avrdude_write_fuse
$(AVRDUDE) -B $(AVRDUDE_SLOW_SPEED) -p $(AVRDUDE_ARCH) \
-c $(AVRDUDE_PROGRAMMER) -P $(PROGPORT) -q -q \
-U lfuse:w:$(LFUSE):m -U hfuse:w:$(HFUSE):m $(if $(EFUSE),-U efuse:w:$(EFUSE):m)
endef
write_flash: all
$(call _programmer_cmd_prog_enter)
$(call _avrdude_write_flash)
$(call _programmer_cmd_pwrcycle)
$(call _programmer_cmd_prog_leave)
writeflash: write_flash
write_eeprom: all
$(call _programmer_cmd_prog_enter)
$(call _avrdude_write_eeprom)
$(call _programmer_cmd_pwrcycle)
$(call _programmer_cmd_prog_leave)
writeeeprom: write_eeprom
write_mem: all
$(call _programmer_cmd_prog_enter)
$(call _avrdude_write_flash)
$(call _avrdude_write_eeprom)
$(call _programmer_cmd_pwrcycle)
$(call _programmer_cmd_prog_leave)
writemem: write_mem
install: write_mem
write_fuses:
$(call _programmer_cmd_prog_enter)
$(call _avrdude_write_fuse)
$(call _programmer_cmd_pwrcycle)
$(call _programmer_cmd_prog_leave)
write_fuse: write_fuses
writefuse: write_fuses
writefuses: write_fuses
print_fuses:
@$(if $(LFUSE),echo "LFUSE (low fuse) = $(LFUSE)",$(TRUE))
@$(if $(HFUSE),echo "HFUSE (high fuse) = $(HFUSE)",$(TRUE))
@$(if $(EFUSE),echo "EFUSE (extended fuse) = $(EFUSE)",$(TRUE))
printfuses: print_fuses
reset:
$(call _programmer_cmd_prog_enter)
$(call _avrdude_reset)
$(call _programmer_cmd_pwrcycle)
avrdude:
$(call _programmer_cmd_prog_enter)
$(call _avrdude_interactive)
$(call _programmer_cmd_pwrcycle)
$(call _programmer_cmd_prog_leave)
doxygen:
$(DOXYGEN) Doxyfile
clean:
-$(QUIET_RM) -rf \
$(OBJ_DIR) $(DEP_DIR) \
$(BOOT_OBJ_DIR) $(BOOT_DEP_DIR) \
$(BIN) $(BOOT_BIN) \
$(MAP) $(BOOT_MAP) \
$(DASM) $(BOOT_DASM) \
*.pyc *.pyo __pycache__ \
$(GEN_SRCS) $(BOOT_GEN_SRCS) \
$(CLEAN_FILES)
distclean: clean
-$(QUIET_RM) -f \
$(HEX) $(BOOT_HEX) \
$(EEP) \
*.s \
$(DISTCLEAN_FILES)
|
