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- # copyright (c) 2010 Espressif System
- # 2015-2016 NodeMCU team
- #
- .NOTPARALLEL:
- # Get rid of most of the implicit rules by clearing the .SUFFIXES target
- .SUFFIXES:
- # Get rid of the auto-checkout from old version control systems rules
- %: %,v
- %: RCS/%,v
- %: RCS/%
- %: s.%
- %: SCCS/s.%
- # Set up flags and paths based on hardware target
- HW?=ESP8266
- ifeq ($(HW),ESP8266)
- TARGET=esp8266
- TARGET_SDK_LIBS=espconn cirom mirom nopoll
- TARGET_LDFLAGS=-u _UserExceptionVectorOverride -Wl,--wrap=printf
- LD_FILE=$(LDDIR)/nodemcu.ld
- AR = xtensa-lx106-elf-ar
- CC = xtensa-lx106-elf-gcc
- NM = xtensa-lx106-elf-nm
- CPP = xtensa-lx106-elf-cpp
- OBJCOPY = xtensa-lx106-elf-objcopy
- else ifeq ($(HW),ESP32)
- TARGET=esp32
- TARGET_SDK_LIBS=rtc c m driver
- TARGET_LDFLAGS=
- LD_FILE=$(LDDIR)/nodemcu32.ld
- AR = xtensa-esp108-elf-ar
- CC = xtensa-esp108-elf-gcc
- NM = xtensa-esp108-elf-nm
- CPP = xtensa-esp108-elf-cpp
- OBJCOPY = xtensa-esp108-elf-objcopy
- else
- $(error Unsupported hardware platform: $(HW))
- endif
- # Ensure we search "our" SDK before the tool-chain's SDK (if any)
- TOP_DIR:=$(abspath $(dir $(lastword $(MAKEFILE_LIST))))
- SDKDIR:=$(TOP_DIR)/sdk/$(TARGET)-rtos-sdk
- # This is, sadly, the cleanest way to resolve the different non-standard
- # conventions for sized integers across the various components.
- BASIC_TYPES=-Du32_t=uint32_t -Du16_t=uint16_t -Du8_t=uint8_t -Ds32_t=int32_t -Ds16_t=int16_t -Duint32=uint32_t -Duint16=uint16_t -Duint8=uint8_t -Dsint32=int32_t -Dsint16=int16_t -Dsint8=int8_t
- # Include dirs, ensure the overrides come first
- INCLUDE_DIRS=\
- $(TOP_DIR)/sdk-overrides/include \
- $(TOP_DIR)/sdk-overrides/$(TARGET)-include \
- $(SDKDIR)/include \
- $(SDKDIR)/include/espressif \
- $(SDKDIR)/include/espressif/$(TARGET) \
- $(SDKDIR)/include/$(TARGET) \
- $(SDKDIR)/include/$(TARGET)/uart \
- $(SDKDIR)/include/lwip \
- $(SDKDIR)/include/lwip/ipv4 \
- $(SDKDIR)/include/lwip/ipv6 \
- $(SDKDIR)/extra_include \
- $(SDKDIR)/third_party/include \
- $(SDKDIR)/third_party/include/lwip \
- $(SDKDIR)/third_party/include/lwip/ipv4 \
- $(SDKDIR)/third_party/include/lwip/ipv6 \
- $(SDKDIR)/driver_lib/include \
- # ... and we have to mark them all as system include dirs rather than the usual
- # -I for user include dir, or the esp-open-sdk toolchain headers wreak havoc
- CCFLAGS:=$(addprefix -isystem,$(INCLUDE_DIRS)) $(BASIC_TYPES) -D__$(HW)__
- LDFLAGS:= -L$(SDKDIR)/lib -L$(SDKDIR)/ld $(LDFLAGS)
- #############################################################
- ifndef COMPORT
- ESPPORT = /dev/ttyUSB0
- else
- ESPPORT = $(COMPORT)
- endif
- CCFLAGS += -Os -ffunction-sections -fno-jump-tables -fdata-sections
- FIRMWAREDIR = ../bin/$(TARGET)/
- #############################################################
- ESPTOOL ?= ../tools/esptool.py
- CSRCS ?= $(wildcard *.c)
- ASRCs ?= $(wildcard *.s)
- ASRCS ?= $(wildcard *.S)
- SUBDIRS ?= $(patsubst %/,%,$(dir $(wildcard */Makefile)))
- ODIR := .output
- OBJODIR := $(ODIR)/$(TARGET)/$(FLAVOR)/obj
- OBJS := $(CSRCS:%.c=$(OBJODIR)/%.o) \
- $(ASRCs:%.s=$(OBJODIR)/%.o) \
- $(ASRCS:%.S=$(OBJODIR)/%.o)
- DEPS := $(CSRCS:%.c=$(OBJODIR)/%.d) \
- $(ASRCs:%.s=$(OBJODIR)/%.d) \
- $(ASRCS:%.S=$(OBJODIR)/%.d)
- LIBODIR := $(ODIR)/$(TARGET)/$(FLAVOR)/lib
- OLIBS := $(GEN_LIBS:%=$(LIBODIR)/%)
- IMAGEODIR := $(ODIR)/$(TARGET)/$(FLAVOR)/image
- OIMAGES := $(GEN_IMAGES:%=$(IMAGEODIR)/%)
- BINODIR := $(ODIR)/$(TARGET)/$(FLAVOR)/bin
- OBINS := $(GEN_BINS:%=$(BINODIR)/%)
- #
- # Note:
- # https://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html
- # If you add global optimize options like "-O2" here
- # they will override "-Os" defined above.
- # "-Os" should be used to reduce code size
- #
- CCFLAGS += \
- -g \
- -Wpointer-arith \
- -Wundef \
- -Werror \
- -Wl,-EL \
- -fno-inline-functions \
- -nostdlib \
- -mlongcalls \
- -mtext-section-literals
- # -Wall
- CFLAGS = $(CCFLAGS) $(DEFINES) $(EXTRA_CCFLAGS) $(STD_CFLAGS) $(INCLUDES)
- DFLAGS = $(CCFLAGS) $(DDEFINES) $(EXTRA_CCFLAGS) $(STD_CFLAGS) $(INCLUDES)
- #############################################################
- # Functions
- #
- define ShortcutRule
- $(1): .subdirs $(2)/$(1)
- endef
- define MakeLibrary
- DEP_LIBS_$(1) = $$(foreach lib,$$(filter %.a,$$(COMPONENTS_$(1))),$$(dir $$(lib))$$(LIBODIR)/$$(notdir $$(lib)))
- DEP_OBJS_$(1) = $$(foreach obj,$$(filter %.o,$$(COMPONENTS_$(1))),$$(dir $$(obj))$$(OBJODIR)/$$(notdir $$(obj)))
- $$(LIBODIR)/$(1).a: $$(OBJS) $$(DEP_OBJS_$(1)) $$(DEP_LIBS_$(1)) $$(DEPENDS_$(1))
- @mkdir -p $$(LIBODIR)
- $$(if $$(filter %.a,$$?),mkdir -p $$(EXTRACT_DIR)_$(1))
- $$(if $$(filter %.a,$$?),cd $$(EXTRACT_DIR)_$(1); $$(foreach lib,$$(filter %.a,$$?),$$(AR) xo $$(UP_EXTRACT_DIR)/$$(lib);))
- $$(AR) ru $$@ $$(filter %.o,$$?) $$(if $$(filter %.a,$$?),$$(EXTRACT_DIR)_$(1)/*.o)
- $$(if $$(filter %.a,$$?),$$(RM) -r $$(EXTRACT_DIR)_$(1))
- endef
- define MakeImage
- DEP_LIBS_$(1) = $$(foreach lib,$$(filter %.a,$$(COMPONENTS_$(1))),$$(dir $$(lib))$$(LIBODIR)/$$(notdir $$(lib)))
- DEP_OBJS_$(1) = $$(foreach obj,$$(filter %.o,$$(COMPONENTS_$(1))),$$(dir $$(obj))$$(OBJODIR)/$$(notdir $$(obj)))
- $$(IMAGEODIR)/$(1).out: $$(OBJS) $$(DEP_OBJS_$(1)) $$(DEP_LIBS_$(1)) $$(DEPENDS_$(1))
- @mkdir -p $$(IMAGEODIR)
- $$(CC) $$(LDFLAGS) $$(if $$(LINKFLAGS_$(1)),$$(LINKFLAGS_$(1)),$$(LINKFLAGS_DEFAULT) $$(OBJS) $$(DEP_OBJS_$(1)) $$(DEP_LIBS_$(1))) -o $$@
- endef
- $(BINODIR)/%.bin: $(IMAGEODIR)/%.out
- @mkdir -p $(BINODIR) $(FIRMWAREDIR)
- ifeq ($(HW),ESP8266)
- $(ESPTOOL) elf2image $< -o $(FIRMWAREDIR)
- else ifeq ($(HW),ESP32)
- @rm -f $(FIRMWAREDIR)/*
- @$(OBJCOPY) --only-section .text -O binary $< eagle.app.v7.text.bin
- @$(OBJCOPY) --only-section .data -O binary $< eagle.app.v7.data.bin
- @$(OBJCOPY) --only-section .rodata -O binary $< eagle.app.v7.rodata.bin
- @$(OBJCOPY) --only-section .irom0.text -O binary $< eagle.app.v7.irom0text.bin
- @$(OBJCOPY) --only-section .drom0.text -O binary $< eagle.app.v7.drom0text.bin
- @python $(SDKDIR)/tools/gen_appbin.py $< $(LD_FILE) 0 0 unused_app_cpu.bin $(FIRMWAREDIR)
- @rm -f eagle.app.v7.*.bin
- endif
- #############################################################
- # Rules base
- # Should be done in top-level makefile only
- #
- all:pre_build .subdirs $(OBJS) $(OLIBS) $(OIMAGES) $(OBINS) $(SPECIAL_MKTARGETS)
- clean:
- $(foreach d, $(SUBDIRS), $(MAKE) -C $(d) clean;)
- $(RM) -r $(ODIR)/$(TARGET)/$(FLAVOR)
- clobber: $(SPECIAL_CLOBBER)
- $(foreach d, $(SUBDIRS), $(MAKE) -C $(d) clobber;)
- $(RM) -r $(ODIR)
- .subdirs:
- @set -e; $(foreach d, $(SUBDIRS), $(MAKE) -C $(d);)
- ifneq ($(MAKECMDGOALS),clean)
- ifneq ($(MAKECMDGOALS),clobber)
- ifdef DEPS
- sinclude $(DEPS)
- endif
- endif
- endif
- .PHONY: pre_build
- ifneq ($(wildcard $(TOP_DIR)/server-ca.crt),)
- pre_build:
- python $(TOP_DIR)/tools/make_server_cert.py $(TOP_DIR)/server-ca.crt > $(TOP_DIR)/app/modules/server-ca.crt.h
- DEFINES += -DHAVE_SSL_SERVER_CRT=\"server-ca.crt.h\"
- else
- pre_build:
- @-rm -f $(TOP_DIR)/app/modules/server-ca.crt.h
- endif
- $(OBJODIR)/%.o: %.c
- @mkdir -p $(OBJODIR);
- $(CC) $(if $(findstring $<,$(DSRCS)),$(DFLAGS),$(CFLAGS)) $(COPTS_$(*F)) -o $@ -c $<
- $(OBJODIR)/%.d: %.c
- @mkdir -p $(OBJODIR);
- @echo DEPEND: $(CC) -M $(CFLAGS) $<
- @set -e; rm -f $@; \
- $(CC) -M $(CFLAGS) $< > $@.$$$$; \
- sed 's,\($*\.o\)[ :]*,$(OBJODIR)/\1 $@ : ,g' < $@.$$$$ > $@; \
- rm -f $@.$$$$
- $(OBJODIR)/%.o: %.s
- @mkdir -p $(OBJODIR);
- $(CC) $(CFLAGS) -o $@ -c $<
- $(OBJODIR)/%.d: %.s
- @mkdir -p $(OBJODIR); \
- set -e; rm -f $@; \
- $(CC) -M $(CFLAGS) $< > $@.$$$$; \
- sed 's,\($*\.o\)[ :]*,$(OBJODIR)/\1 $@ : ,g' < $@.$$$$ > $@; \
- rm -f $@.$$$$
- $(OBJODIR)/%.o: %.S
- @mkdir -p $(OBJODIR);
- $(CC) $(CFLAGS) -D__ASSEMBLER__ -o $@ -c $<
- $(OBJODIR)/%.d: %.S
- @mkdir -p $(OBJODIR); \
- set -e; rm -f $@; \
- $(CC) -M $(CFLAGS) $< > $@.$$$$; \
- sed 's,\($*\.o\)[ :]*,$(OBJODIR)/\1 $@ : ,g' < $@.$$$$ > $@; \
- rm -f $@.$$$$
- $(foreach lib,$(GEN_LIBS),$(eval $(call ShortcutRule,$(lib),$(LIBODIR))))
- $(foreach image,$(GEN_IMAGES),$(eval $(call ShortcutRule,$(image),$(IMAGEODIR))))
- $(foreach bin,$(GEN_BINS),$(eval $(call ShortcutRule,$(bin),$(BINODIR))))
- $(foreach lib,$(GEN_LIBS),$(eval $(call MakeLibrary,$(basename $(lib)))))
- $(foreach image,$(GEN_IMAGES),$(eval $(call MakeImage,$(basename $(image)))))
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