168 lines
4.8 KiB
Makefile
168 lines
4.8 KiB
Makefile
# esp-open-rtos common Makefile
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#
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# To use this Makefile, define the variable TARGET with the program
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# name (plus any other variables you want to override) in your
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# progream's makefile, then include common.mk as the last line
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# in the Makefile.
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#
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# See the programs in the 'examples' directory for examples.
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#
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# Note: your program does not have to be under the top esp-open-rtos
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# directory - you can build out of tree programs.
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# This makefile is adapted from the esp-mqtt makefile by @tuanpmt
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# https://github.com/tuanpmt/esp_mqtt, but it has change significantly
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# since then.
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# To override variables assigned below with ?= for the local system,
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# rather than per-project, add the entries to this optional local.mk
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# file, or specify on the command line, or pass as environment vars.
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-include local.mk
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# esptool defaults
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ESPTOOL ?= esptool.py
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ESPBAUD ?= 115200
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ifndef TARGET
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$(error "Set the TARGET environment variable in your Makefile before including common.mk"
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endif
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# Output directors to store intermediate compiled files
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# relative to the target directory
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BUILD_DIR ?= $(TARGET_DIR)build/
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FW_BASE ?= $(TARGET_DIR)firmware/
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# we create two different files for uploading into the flash
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# these are the names and options to generate them
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FW_1 = 0x00000
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FW_2 = 0x40000
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FLAVOR ?= release # or debug
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# Compiler names, etc. assume gdb
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ESPPORT ?= /dev/ttyUSB0
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CROSS ?= xtensa-lx106-elf-
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AR = $(CROSS)ar
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CC = $(CROSS)gcc
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LD = $(CROSS)gcc
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NM = $(CROSS)nm
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CPP = $(CROSS)g++
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OBJCOPY = $(CROSS)objcopy
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# which modules (subdirectories) of the main project to include in compiling
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MODULES ?= FreeRTOS/Source FreeRTOS/Source/portable/MemMang FreeRTOS/Source/portable/esp8266
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MODULE_INCDIR ?= FreeRTOS/Source/include include
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MODULE_INCDIR += include/lwip include/lwip/ipv4 include/lwip/ipv6
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SDK_INCDIR=include/espressif
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# libraries to link, mainly blobs provided by the esp-iot-rtos SDK
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LIBS ?= c gcc json lwip main net80211 phy pp ssl udhcp wpa hal
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CFLAGS = -Wall -Werror -Wl,-EL -nostdlib -mlongcalls -mtext-section-literals
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LDFLAGS = -nostdlib -Wl,--no-check-sections -Wl,-L$(ROOT)lib -u call_user_start -Wl,-static -Wl,-Map=build/${TARGET}.map
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ifeq ($(FLAVOR),debug)
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CFLAGS += -g -O0
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LDFLAGS += -g -O0
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else
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CFLAGS += -g -O2
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LDFLAGS += -g -O2
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endif
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####
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#### no user configurable options below here
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####
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# assume the target_dir is the directory the top-level makefile was run in
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TARGET_DIR := $(dir $(firstword $(MAKEFILE_LIST)))
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# assume the 'root' directory (ie top of the tree) is the directory common.mk is in
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ROOT := $(dir $(lastword $(MAKEFILE_LIST)))
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FW_TOOL ?= $(ESPTOOL)
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SRC_DIR := $(TARGET_DIR) $(addprefix $(ROOT),$(MODULES))
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OBJ_DIR := $(BUILD_DIR)obj/
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LINKER_SCRIPTS := ld/eagle.app.v6.ld ld/eagle.rom.addr.v6.ld
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SRC := $(foreach sdir,$(SRC_DIR),$(wildcard $(sdir)/*.c))
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# double patsubst in OBJ first removes the $(ROOT) prefix from any
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# files in SRC that are relative to ROOT, then replaces .c in any not
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# relative to root (ie the files in the target dir)
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OBJ := $(patsubst %,$(OBJ_DIR)%,$(notdir $(patsubst %.c,%.o,$(SRC))))
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LIBS := $(addprefix -l,$(LIBS))
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APP_AR := $(BUILD_DIR)/$(TARGET)_app.a
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TARGET_OUT := $(BUILD_DIR)/$(TARGET).out
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LDFLAGS += $(addprefix -T$(ROOT),$(LINKER_SCRIPTS))
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INCARGS := $(addprefix -I,$(SRC_DIR))
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MODULE_INCARGS := $(addprefix -I$(ROOT),$(MODULE_INCDIR)) # $(addsuffix include,$(MODULE_INCDIR))
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SDK_INCARGS := $(addprefix -I$(ROOT),$(SDK_INCDIR))
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FW_FILE_1 := $(addprefix $(FW_BASE)/,$(FW_1).bin)
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FW_FILE_2 := $(addprefix $(FW_BASE)/,$(FW_2).bin)
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CC_ARGS = $(Q) $(CC) $(INCARGS) $(MODULE_INCARGS) $(SDK_INCARGS) $(CFLAGS)
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V ?= $(VERBOSE)
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ifeq ("$(V)","1")
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Q :=
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vecho := @true
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else
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Q := @
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vecho := @echo
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endif
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vpath %.c $(SRC_DIR)
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# Main compilation rule
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$(OBJ_DIR)%.o: %.c $(OBJ_DIR)
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$(vecho) "CC $<"
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$(CC_ARGS) -c $< -o $@
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$(CC_ARGS) -MM -MT $@ -MF $(@:.o=.d) $<
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$(Q) $(OBJCOPY) --rename-section .text=.irom0.text --rename-section .literal=.irom0.literal $@
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.PHONY: all clean
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all: $(TARGET_OUT) $(FW_FILE_1) $(FW_FILE_2)
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$(FW_FILE_1) $(FW_FILE_2): $(TARGET_OUT) $(FW_BASE)
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$(vecho) "FW $@"
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$(ESPTOOL) elf2image $< -o $(FW_BASE)
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$(TARGET_OUT): $(APP_AR)
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$(vecho) "LD $@"
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$(Q) $(LD) $(LD_SCRIPT) $(LDFLAGS) -Wl,--start-group $(LIBS) $(APP_AR) -Wl,--end-group -o $@
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$(APP_AR): $(OBJ)
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$(vecho) "AR $@"
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$(Q) $(AR) cru $@ $^
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:
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$(Q) mkdir -p $@
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$(BUILD_DIR) $(FW_BASE) $(OBJ_DIR):
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$(Q) mkdir -p $@
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flash: $(FW_FILE_1) $(FW_FILE_2)
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$(ESPTOOL) -p $(ESPPORT) --baud $(ESPBAUD) write_flash $(FW_1) $(FW_FILE_1) $(FW_2) $(FW_FILE_2)
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test: flash
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screen $(ESPPORT) 115200
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rebuild: clean all
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clean:
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$(Q) rm -f $(APP_AR)
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$(Q) rm -f $(TARGET_OUT)
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$(Q) rm -rf $(BUILD_DIR)
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$(Q) rm -rf $(BUILD_BASE)
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$(Q) rm -f $(FW_FILE_1)
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$(Q) rm -f $(FW_FILE_2)
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$(Q) rm -rf $(FW_BASE)
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$(foreach bdir,$(BUILD_DIR),$(eval $(call compile-objects,$(bdir))))
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-include $(OBJ:.o=.d)
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