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Makefile
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# Select the board to build for: if not given on the command line,
# then default to GENERIC.
BOARD ?= GENERIC
# If the build directory is not given, make it reflect the board name.
BUILD ?= build-$(BOARD)
BOARD_DIR ?= boards/$(BOARD)
ifeq ($(wildcard $(BOARD_DIR)/.),)
$(error Invalid BOARD specified: $(BOARD_DIR))
endif
include ../../py/mkenv.mk
# Optional (not currently used for ESP32)
-include mpconfigport.mk
ifneq ($(SDKCONFIG),)
$(error Use the BOARD variable instead of SDKCONFIG)
endif
# Expected to set SDKCONFIG
include $(BOARD_DIR)/mpconfigboard.mk
# qstr definitions (must come before including py.mk)
QSTR_DEFS = qstrdefsport.h
QSTR_GLOBAL_DEPENDENCIES = $(BOARD_DIR)/mpconfigboard.h
QSTR_GLOBAL_REQUIREMENTS = $(SDKCONFIG_H)
# MicroPython feature configurations
MICROPY_ROM_TEXT_COMPRESSION ?= 1
MICROPY_PY_USSL = 0
MICROPY_SSL_AXTLS = 0
MICROPY_PY_BTREE = 1
MICROPY_VFS_FAT = 1
MICROPY_VFS_LFS2 = 1
FROZEN_MANIFEST ?= boards/manifest.py
# include py core make definitions
include $(TOP)/py/py.mk
GIT_SUBMODULES = lib/berkeley-db-1.xx
PORT ?= /dev/ttyUSB0
BAUD ?= 460800
FLASH_MODE ?= dio
FLASH_FREQ ?= 40m
FLASH_SIZE ?= 4MB
CROSS_COMPILE ?= xtensa-esp32-elf-
OBJDUMP = $(CROSS_COMPILE)objdump
SDKCONFIG_COMBINED = $(BUILD)/sdkconfig.combined
SDKCONFIG_H = $(BUILD)/sdkconfig.h
# The git hash of the currently supported ESP IDF version.
# These correspond to v3.3.2 and v4.0.1.
ESPIDF_SUPHASH_V3 := 9e70825d1e1cbf7988cf36981774300066580ea7
ESPIDF_SUPHASH_V4 := 4c81978a3e2220674a432a588292a4c860eef27b
define print_supported_git_hash
$(info Supported git hash (v3.3): $(ESPIDF_SUPHASH_V3))
$(info Supported git hash (v4.0) (experimental): $(ESPIDF_SUPHASH_V4))
endef
# paths to ESP IDF and its components
ifeq ($(ESPIDF),)
ifneq ($(IDF_PATH),)
ESPIDF = $(IDF_PATH)
else
$(info The ESPIDF variable has not been set, please set it to the root of the esp-idf repository.)
$(info See README.md for installation instructions.)
dummy := $(call print_supported_git_hash)
$(error ESPIDF not set)
endif
endif
ESPCOMP = $(ESPIDF)/components
ESPTOOL ?= $(ESPCOMP)/esptool_py/esptool/esptool.py
ESPCOMP_KCONFIGS = $(shell find $(ESPCOMP) -name Kconfig)
ESPCOMP_KCONFIGS_PROJBUILD = $(shell find $(ESPCOMP) -name Kconfig.projbuild)
# verify the ESP IDF version
ESPIDF_CURHASH := $(shell git -C $(ESPIDF) show -s --pretty=format:'%H')
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V3))
$(info Building with ESP IDF v3)
else ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
$(info Building with ESP IDF v4)
PYPARSING_VERSION = $(shell python3 -c 'import pyparsing; print(pyparsing.__version__)')
ifneq ($(PYPARSING_VERSION),2.3.1)
$(info ** ERROR **)
$(info EDP IDF requires pyparsing version less than 2.4)
$(info You will need to set up a Python virtual environment with pyparsing 2.3.1)
$(info Please see README.md for more information)
$(error Incorrect pyparsing version)
endif
else
$(info ** WARNING **)
$(info The git hash of ESP IDF does not match the supported version)
$(info The build may complete and the firmware may work but it is not guaranteed)
$(info ESP IDF path: $(ESPIDF))
$(info Current git hash: $(ESPIDF_CURHASH))
dummy := $(call print_supported_git_hash)
endif
# pretty format of ESP IDF version, used internally by the IDF
IDF_VER := $(shell git -C $(ESPIDF) describe)
ifeq ($(shell which $(CC) 2> /dev/null),)
$(info ** ERROR **)
$(info Cannot find C compiler $(CC))
$(info Add the xtensa toolchain to your PATH. See README.md)
$(error C compiler missing)
endif
# Support BLE by default.
# Can be explicitly disabled on the command line or board config.
MICROPY_PY_BLUETOOTH ?= 1
ifeq ($(MICROPY_PY_BLUETOOTH),1)
SDKCONFIG += boards/sdkconfig.ble
# Use NimBLE on ESP32.
MICROPY_BLUETOOTH_NIMBLE ?= 1
# Use Nimble bindings, but ESP32 IDF provides the Nimble library.
MICROPY_BLUETOOTH_NIMBLE_BINDINGS_ONLY = 1
include $(TOP)/extmod/nimble/nimble.mk
endif
# include sdkconfig to get needed configuration values
include $(SDKCONFIG)
################################################################################
# Compiler and linker flags
INC += -I.
INC += -I$(TOP)
INC += -I$(BUILD)
INC_ESPCOMP += -I$(ESPCOMP)/bootloader_support/include
INC_ESPCOMP += -I$(ESPCOMP)/bootloader_support/include_bootloader
INC_ESPCOMP += -I$(ESPCOMP)/console
INC_ESPCOMP += -I$(ESPCOMP)/driver/include
INC_ESPCOMP += -I$(ESPCOMP)/driver/include/driver
INC_ESPCOMP += -I$(ESPCOMP)/efuse/include
INC_ESPCOMP += -I$(ESPCOMP)/efuse/esp32/include
INC_ESPCOMP += -I$(ESPCOMP)/esp32/include
INC_ESPCOMP += -I$(ESPCOMP)/espcoredump/include
INC_ESPCOMP += -I$(ESPCOMP)/soc/include
INC_ESPCOMP += -I$(ESPCOMP)/soc/esp32/include
INC_ESPCOMP += -I$(ESPCOMP)/heap/include
INC_ESPCOMP += -I$(ESPCOMP)/log/include
INC_ESPCOMP += -I$(ESPCOMP)/nvs_flash/include
INC_ESPCOMP += -I$(ESPCOMP)/freertos/include
INC_ESPCOMP += -I$(ESPCOMP)/esp_ringbuf/include
INC_ESPCOMP += -I$(ESPCOMP)/esp_event/include
INC_ESPCOMP += -I$(ESPCOMP)/tcpip_adapter/include
INC_ESPCOMP += -I$(ESPCOMP)/lwip/lwip/src/include
INC_ESPCOMP += -I$(ESPCOMP)/lwip/port/esp32/include
INC_ESPCOMP += -I$(ESPCOMP)/lwip/include/apps
INC_ESPCOMP += -I$(ESPCOMP)/lwip/include/apps/sntp
INC_ESPCOMP += -I$(ESPCOMP)/mbedtls/mbedtls/include
INC_ESPCOMP += -I$(ESPCOMP)/mbedtls/port/include
INC_ESPCOMP += -I$(ESPCOMP)/mdns/include
INC_ESPCOMP += -I$(ESPCOMP)/mdns/private_include
INC_ESPCOMP += -I$(ESPCOMP)/spi_flash/include
INC_ESPCOMP += -I$(ESPCOMP)/ulp/include
INC_ESPCOMP += -I$(ESPCOMP)/vfs/include
INC_ESPCOMP += -I$(ESPCOMP)/xtensa-debug-module/include
INC_ESPCOMP += -I$(ESPCOMP)/wpa_supplicant/include
INC_ESPCOMP += -I$(ESPCOMP)/wpa_supplicant/port/include
INC_ESPCOMP += -I$(ESPCOMP)/app_trace/include
INC_ESPCOMP += -I$(ESPCOMP)/app_update/include
INC_ESPCOMP += -I$(ESPCOMP)/pthread/include
INC_ESPCOMP += -I$(ESPCOMP)/smartconfig_ack/include
INC_ESPCOMP += -I$(ESPCOMP)/sdmmc/include
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
INC_ESPCOMP += -I$(ESPCOMP)/esp_common/include
INC_ESPCOMP += -I$(ESPCOMP)/esp_eth/include
INC_ESPCOMP += -I$(ESPCOMP)/esp_event/private_include
INC_ESPCOMP += -I$(ESPCOMP)/esp_rom/include
INC_ESPCOMP += -I$(ESPCOMP)/esp_wifi/include
INC_ESPCOMP += -I$(ESPCOMP)/esp_wifi/esp32/include
INC_ESPCOMP += -I$(ESPCOMP)/lwip/include/apps/sntp
INC_ESPCOMP += -I$(ESPCOMP)/spi_flash/private_include
INC_ESPCOMP += -I$(ESPCOMP)/wpa_supplicant/include/esp_supplicant
INC_ESPCOMP += -I$(ESPCOMP)/xtensa/include
INC_ESPCOMP += -I$(ESPCOMP)/xtensa/esp32/include
ifeq ($(CONFIG_BT_NIMBLE_ENABLED),y)
INC_ESPCOMP += -I$(ESPCOMP)/bt/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/common/osi/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/common/btc/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/common/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/porting/nimble/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/port/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/nimble/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/nimble/host/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/ans/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/bas/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/gap/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/gatt/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/ias/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/lls/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/tps/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/nimble/host/util/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/nimble/host/store/ram/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/nimble/host/store/config/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/porting/npl/freertos/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/nimble/ext/tinycrypt/include
INC_ESPCOMP += -I$(ESPCOMP)/bt/host/nimble/esp-hci/include
endif
else
INC_ESPCOMP += -I$(ESPCOMP)/ethernet/include
INC_ESPCOMP += -I$(ESPCOMP)/expat/expat/expat/lib
INC_ESPCOMP += -I$(ESPCOMP)/expat/port/include
INC_ESPCOMP += -I$(ESPCOMP)/json/include
INC_ESPCOMP += -I$(ESPCOMP)/json/port/include
INC_ESPCOMP += -I$(ESPCOMP)/micro-ecc/micro-ecc
INC_ESPCOMP += -I$(ESPCOMP)/nghttp/port/include
INC_ESPCOMP += -I$(ESPCOMP)/nghttp/nghttp2/lib/includes
ifeq ($(CONFIG_NIMBLE_ENABLED),y)
INC_ESPCOMP += -I$(ESPCOMP)/bt/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/porting/nimble/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/port/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/nimble/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/nimble/host/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/nimble/host/services/ans/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/nimble/host/services/bas/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/nimble/host/services/gap/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/nimble/host/services/gatt/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/nimble/host/services/ias/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/nimble/host/services/lls/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/nimble/host/services/tps/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/nimble/host/util/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/nimble/host/store/ram/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/nimble/host/store/config/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/porting/npl/freertos/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/nimble/ext/tinycrypt/include
INC_ESPCOMP += -I$(ESPCOMP)/nimble/esp-hci/include
endif
endif
INC_NEWLIB += -I$(ESPCOMP)/newlib/platform_include
INC_NEWLIB += -I$(ESPCOMP)/newlib/include
ifeq ($(MICROPY_PY_BLUETOOTH),1)
CFLAGS_MOD += -DMICROPY_PY_BLUETOOTH=1
CFLAGS_MOD += -DMICROPY_PY_BLUETOOTH_ENABLE_CENTRAL_MODE=1
endif
# these flags are common to C and C++ compilation
CFLAGS_COMMON = -Os -ffunction-sections -fdata-sections -fstrict-volatile-bitfields \
-mlongcalls -nostdlib \
-Wall -Werror -Wno-error=unused-function -Wno-error=unused-but-set-variable \
-Wno-error=unused-variable -Wno-error=deprecated-declarations \
-DESP_PLATFORM
CFLAGS_BASE = -std=gnu99 $(CFLAGS_COMMON) -DMBEDTLS_CONFIG_FILE='"mbedtls/esp_config.h"' -DHAVE_CONFIG_H
CFLAGS = $(CFLAGS_BASE) $(INC) $(INC_ESPCOMP) $(INC_NEWLIB)
CFLAGS += -DIDF_VER=\"$(IDF_VER)\"
CFLAGS += $(CFLAGS_MOD) $(CFLAGS_EXTRA)
CFLAGS += -I$(BOARD_DIR)
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
CFLAGS += -DMICROPY_ESP_IDF_4=1
endif
# this is what ESPIDF uses for c++ compilation
CXXFLAGS = -std=gnu++11 $(CFLAGS_COMMON) $(INC) $(INC_ESPCOMP) $(CXXFLAGS_MOD)
LDFLAGS = -nostdlib -Map=$(@:.elf=.map) --cref
LDFLAGS += --gc-sections -static -EL
LDFLAGS += -u call_user_start_cpu0 -u uxTopUsedPriority -u ld_include_panic_highint_hdl
LDFLAGS += -u __cxa_guard_dummy # so that implementation of static guards is taken from cxx_guards.o instead of libstdc++.a
LDFLAGS += -L$(ESPCOMP)/esp32/ld
LDFLAGS += -L$(ESPCOMP)/esp_rom/esp32/ld
LDFLAGS += -T $(BUILD)/esp32_out.ld
LDFLAGS += -T $(BUILD)/esp32.project.ld
LDFLAGS += -T esp32.rom.ld
LDFLAGS += -T esp32.rom.libgcc.ld
LDFLAGS += -T esp32.peripherals.ld
LIBGCC_FILE_NAME = $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
LIBSTDCXX_FILE_NAME = $(shell $(CXX) $(CXXFLAGS) -print-file-name=libstdc++.a)
# Debugging/Optimization
ifeq ($(DEBUG), 1)
CFLAGS += -g
COPT = -O0
else
#CFLAGS += -fdata-sections -ffunction-sections
COPT += -Os -DNDEBUG
#LDFLAGS += --gc-sections
endif
# Options for mpy-cross
MPY_CROSS_FLAGS += -march=xtensawin
# Enable SPIRAM support if CONFIG_ESP32_SPIRAM_SUPPORT=y in sdkconfig
ifeq ($(CONFIG_ESP32_SPIRAM_SUPPORT),y)
CFLAGS_COMMON += -mfix-esp32-psram-cache-issue
LIBC_LIBM = $(ESPCOMP)/newlib/lib/libc-psram-workaround.a $(ESPCOMP)/newlib/lib/libm-psram-workaround.a
else
# Additional newlib symbols that can only be used with spiram disabled.
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
LDFLAGS += -T esp32.rom.newlib-funcs.ld
LDFLAGS += -T esp32.rom.newlib-locale.ld
LDFLAGS += -T esp32.rom.newlib-data.ld
else
LDFLAGS += -T esp32.rom.spiram_incompatible_fns.ld
endif
LIBC_LIBM = $(ESPCOMP)/newlib/lib/libc.a $(ESPCOMP)/newlib/lib/libm.a
endif
################################################################################
# List of MicroPython source and object files
SRC_C = \
main.c \
uart.c \
gccollect.c \
mphalport.c \
fatfs_port.c \
help.c \
modutime.c \
moduos.c \
machine_timer.c \
machine_pin.c \
machine_touchpad.c \
machine_adc.c \
machine_dac.c \
machine_i2c.c \
machine_i2s.c \
machine_pwm.c \
machine_uart.c \
modmachine.c \
modnetwork.c \
network_lan.c \
network_ppp.c \
mpnimbleport.c \
modsocket.c \
modesp.c \
esp32_partition.c \
esp32_rmt.c \
esp32_ulp.c \
modesp32.c \
espneopixel.c \
machine_hw_spi.c \
machine_wdt.c \
mpthreadport.c \
machine_rtc.c \
machine_sdcard.c \
$(wildcard $(BOARD_DIR)/*.c) \
$(SRC_MOD)
SRC_CXX += \
$(SRC_MOD_CXX)
EXTMOD_SRC_C += $(addprefix extmod/,\
modonewire.c \
)
LIB_SRC_C = $(addprefix lib/,\
mbedtls_errors/mp_mbedtls_errors.c \
mp-readline/readline.c \
netutils/netutils.c \
timeutils/timeutils.c \
utils/pyexec.c \
utils/interrupt_char.c \
utils/sys_stdio_mphal.c \
)
DRIVERS_SRC_C = $(addprefix drivers/,\
bus/softspi.c \
dht/dht.c \
)
OBJ_MP =
OBJ_MP += $(PY_O)
OBJ_MP += $(addprefix $(BUILD)/, $(SRC_C:.c=.o))
OBJ_MP += $(addprefix $(BUILD)/, $(SRC_CXX:.cpp=.o))
OBJ_MP += $(addprefix $(BUILD)/, $(EXTMOD_SRC_C:.c=.o))
OBJ_MP += $(addprefix $(BUILD)/, $(LIB_SRC_C:.c=.o))
OBJ_MP += $(addprefix $(BUILD)/, $(DRIVERS_SRC_C:.c=.o))
# Only enable this for the MicroPython source: ignore warnings from esp-idf.
$(OBJ_MP): CFLAGS += -Wdouble-promotion -Wfloat-conversion
# List of sources for qstr extraction
SRC_QSTR += $(SRC_C) $(SRC_CXX) $(EXTMOD_SRC_C) $(LIB_SRC_C) $(DRIVERS_SRC_C)
# Append any auto-generated sources that are needed by sources listed in SRC_QSTR
SRC_QSTR_AUTO_DEPS +=
################################################################################
# Generate sdkconfig.h from sdkconfig
$(SDKCONFIG_COMBINED): $(SDKCONFIG)
$(Q)$(MKDIR) -p $(dir $@)
$(Q)$(CAT) $^ > $@
$(SDKCONFIG_H): $(SDKCONFIG_COMBINED)
$(ECHO) "GEN $@"
$(Q)$(MKDIR) -p $(dir $@)
$(Q)$(PYTHON) $(ESPIDF)/tools/kconfig_new/confgen.py \
--output header $@ \
--config $< \
--kconfig $(ESPIDF)/Kconfig \
--env "IDF_TARGET=esp32" \
--env "IDF_CMAKE=n" \
--env "COMPONENT_KCONFIGS=$(ESPCOMP_KCONFIGS)" \
--env "COMPONENT_KCONFIGS_PROJBUILD=$(ESPCOMP_KCONFIGS_PROJBUILD)" \
--env "IDF_PATH=$(ESPIDF)"
$(Q)touch $@
$(HEADER_BUILD)/qstrdefs.generated.h: $(SDKCONFIG_H) $(BOARD_DIR)/mpconfigboard.h
################################################################################
# List of object files from the ESP32 IDF components
ESPIDF_BOOTLOADER_SUPPORT_O = $(patsubst %.c,%.o,\
$(filter-out $(ESPCOMP)/bootloader_support/src/bootloader_init.c,\
$(wildcard $(ESPCOMP)/bootloader_support/src/*.c) \
$(wildcard $(ESPCOMP)/bootloader_support/src/idf/*.c) \
))
ESPIDF_DRIVER_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/driver/*.c))
ESPIDF_EFUSE_O = $(patsubst %.c,%.o,\
$(wildcard $(ESPCOMP)/efuse/esp32/*.c)\
$(wildcard $(ESPCOMP)/efuse/src/*.c)\
)
$(BUILD)/$(ESPCOMP)/esp32/dport_access.o: CFLAGS += -Wno-array-bounds
ESPIDF_ESP32_O = \
$(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/esp32/*.c)) \
$(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/esp32/hwcrypto/*.c)) \
$(patsubst %.S,%.o,$(wildcard $(ESPCOMP)/esp32/*.S)) \
ESPIDF_ESP_RINGBUF_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/esp_ringbuf/*.c))
ESPIDF_HEAP_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/heap/*.c))
ESPIDF_SOC_O = $(patsubst %.c,%.o,\
$(wildcard $(ESPCOMP)/soc/esp32/*.c) \
$(wildcard $(ESPCOMP)/soc/src/*.c) \
$(wildcard $(ESPCOMP)/soc/src/hal/*.c) \
)
$(BUILD)/$(ESPCOMP)/cxx/cxx_guards.o: CXXFLAGS += -Wno-error=sign-compare
ESPIDF_CXX_O = $(patsubst %.cpp,%.o,$(wildcard $(ESPCOMP)/cxx/*.cpp))
ESPIDF_PTHREAD_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/pthread/*.c))
# Assembler .S files need only basic flags, and in particular should not have
# -Os because that generates subtly different code.
# We also need custom CFLAGS for .c files because FreeRTOS has headers with
# generic names (eg queue.h) which can clash with other files in the port.
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
CFLAGS_ASM = -I$(BUILD) -I$(ESPCOMP)/esp32/include -I$(ESPCOMP)/soc/esp32/include -I$(ESPCOMP)/freertos/include/freertos -I. -I$(ESPCOMP)/xtensa/include -I$(ESPCOMP)/xtensa/esp32/include -I$(ESPCOMP)/esp_common/include
else
CFLAGS_ASM = -I$(BUILD) -I$(ESPCOMP)/esp32/include -I$(ESPCOMP)/soc/esp32/include -I$(ESPCOMP)/freertos/include/freertos -I.
endif
$(BUILD)/$(ESPCOMP)/freertos/portasm.o: CFLAGS = $(CFLAGS_ASM)
$(BUILD)/$(ESPCOMP)/freertos/xtensa_context.o: CFLAGS = $(CFLAGS_ASM)
$(BUILD)/$(ESPCOMP)/freertos/xtensa_intr_asm.o: CFLAGS = $(CFLAGS_ASM)
$(BUILD)/$(ESPCOMP)/freertos/xtensa_vectors.o: CFLAGS = $(CFLAGS_ASM)
$(BUILD)/$(ESPCOMP)/freertos/xtensa_vector_defaults.o: CFLAGS = $(CFLAGS_ASM)
$(BUILD)/$(ESPCOMP)/freertos/%.o: CFLAGS = $(CFLAGS_BASE) -I. -I$(BUILD) $(INC_ESPCOMP) $(INC_NEWLIB) -I$(ESPCOMP)/freertos/include/freertos -D_ESP_FREERTOS_INTERNAL
ESPIDF_FREERTOS_O = \
$(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/freertos/*.c)) \
$(patsubst %.S,%.o,$(wildcard $(ESPCOMP)/freertos/*.S)) \
ESPIDF_VFS_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/vfs/*.c))
ESPIDF_LOG_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/log/*.c))
ESPIDF_XTENSA_DEBUG_MODULE_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/xtensa-debug-module/*.c))
ESPIDF_TCPIP_ADAPTER_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/tcpip_adapter/*.c))
ESPIDF_APP_TRACE_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/app_trace/*.c))
ESPIDF_APP_UPDATE_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/app_update/*.c))
ESPIDF_NEWLIB_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/newlib/*.c))
$(BUILD)/$(ESPCOMP)/nvs_flash/src/nvs_api.o: CXXFLAGS += -Wno-error=sign-compare
ESPIDF_NVS_FLASH_O = $(patsubst %.cpp,%.o,$(wildcard $(ESPCOMP)/nvs_flash/src/*.cpp))
ESPIDF_SMARTCONFIG_ACK_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/smartconfig_ack/*.c))
ESPIDF_SPI_FLASH_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/spi_flash/*.c))
ESPIDF_ULP_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/ulp/*.c))
$(BUILD)/$(ESPCOMP)/lwip/%.o: CFLAGS += -Wno-address -Wno-unused-variable -Wno-unused-but-set-variable
ESPIDF_LWIP_O = $(patsubst %.c,%.o,\
$(wildcard $(ESPCOMP)/lwip/apps/dhcpserver/*.c) \
$(wildcard $(ESPCOMP)/lwip/lwip/src/api/*.c) \
$(wildcard $(ESPCOMP)/lwip/lwip/src/apps/sntp/*.c) \
$(wildcard $(ESPCOMP)/lwip/lwip/src/core/*.c) \
$(wildcard $(ESPCOMP)/lwip/lwip/src/core/*/*.c) \
$(wildcard $(ESPCOMP)/lwip/lwip/src/netif/*.c) \
$(wildcard $(ESPCOMP)/lwip/lwip/src/netif/*/*.c) \
$(wildcard $(ESPCOMP)/lwip/lwip/src/netif/*/*/*.c) \
$(wildcard $(ESPCOMP)/lwip/port/esp32/*.c) \
$(wildcard $(ESPCOMP)/lwip/port/esp32/*/*.c) \
)
# Mbedtls source files, exclude error.c in favor of lib/mbedtls_errors/mp_mbedtls_errors.c
ESPIDF_MBEDTLS_O = $(patsubst %.c,%.o, $(filter-out %/error.c,\
$(wildcard $(ESPCOMP)/mbedtls/mbedtls/library/*.c) \
$(wildcard $(ESPCOMP)/mbedtls/port/*.c) \
$(wildcard $(ESPCOMP)/mbedtls/port/esp32/*.c) \
))
ESPIDF_MDNS_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/mdns/*.c))
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
$(BUILD)/$(ESPCOMP)/wpa_supplicant/%.o: CFLAGS += -DCONFIG_WPA3_SAE -DCONFIG_IEEE80211W -DESP_SUPPLICANT -DIEEE8021X_EAPOL -DEAP_PEER_METHOD -DEAP_TLS -DEAP_TTLS -DEAP_PEAP -DEAP_MSCHAPv2 -DUSE_WPA2_TASK -DCONFIG_WPS2 -DCONFIG_WPS_PIN -DUSE_WPS_TASK -DESPRESSIF_USE -DESP32_WORKAROUND -DCONFIG_ECC -D__ets__ -Wno-strict-aliasing -I$(ESPCOMP)/wpa_supplicant/src -Wno-implicit-function-declaration
else
$(BUILD)/$(ESPCOMP)/wpa_supplicant/%.o: CFLAGS += -DEMBEDDED_SUPP -DIEEE8021X_EAPOL -DEAP_PEER_METHOD -DEAP_MSCHAPv2 -DEAP_TTLS -DEAP_TLS -DEAP_PEAP -DUSE_WPA2_TASK -DCONFIG_WPS2 -DCONFIG_WPS_PIN -DUSE_WPS_TASK -DESPRESSIF_USE -DESP32_WORKAROUND -DALLOW_EVEN_MOD -D__ets__ -Wno-strict-aliasing
endif
ESPIDF_WPA_SUPPLICANT_O = $(patsubst %.c,%.o,\
$(wildcard $(ESPCOMP)/wpa_supplicant/port/*.c) \
$(wildcard $(ESPCOMP)/wpa_supplicant/src/*/*.c) \
)
ESPIDF_SDMMC_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/sdmmc/*.c))
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
ESPIDF_ESP_COMMON_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/esp_common/src/*.c))
ESPIDF_ESP_EVENT_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/esp_event/*.c))
ESPIDF_ESP_WIFI_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/esp_wifi/src/*.c))
ifeq ($(CONFIG_BT_NIMBLE_ENABLED),y)
ESPIDF_BT_NIMBLE_O = $(patsubst %.c,%.o,\
$(wildcard $(ESPCOMP)/bt/controller/*.c) \
$(wildcard $(ESPCOMP)/bt/common/btc/core/*.c) \
$(wildcard $(ESPCOMP)/bt/common/osi/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/esp-hci/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/ext/tinycrypt/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/ans/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/bas/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/gap/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/gatt/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/ias/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/lls/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/host/services/tps/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/host/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/host/store/config/src/ble_store_config.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/host/store/config/src/ble_store_nvs.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/host/store/ram/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/host/util/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/nimble/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/porting/nimble/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/nimble/porting/npl/freertos/src/*.c) \
$(wildcard $(ESPCOMP)/bt/host/nimble/port/src/*.c) \
)
endif
$(BUILD)/$(ESPCOMP)/esp_eth/src/esp_eth_mac_dm9051.o: CFLAGS += -fno-strict-aliasing
ESPIDF_ESP_ETH_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/esp_eth/src/*.c))
ESPIDF_XTENSA_O = $(patsubst %.c,%.o,\
$(wildcard $(ESPCOMP)/xtensa/*.c) \
$(wildcard $(ESPCOMP)/xtensa/esp32/*.c) \
)
else
ESPIDF_JSON_O = $(patsubst %.c,%.o,$(wildcard $(ESPCOMP)/json/cJSON/cJSON*.c))
ESPIDF_ETHERNET_O = $(patsubst %.c,%.o,\
$(wildcard $(ESPCOMP)/ethernet/*.c) \
$(wildcard $(ESPCOMP)/ethernet/eth_phy/*.c) \
)
ifeq ($(CONFIG_NIMBLE_ENABLED),y)
ESPIDF_BT_NIMBLE_O = $(patsubst %.c,%.o,\
$(wildcard $(ESPCOMP)/bt/*.c) \
$(wildcard $(ESPCOMP)/nimble/esp-hci/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/ext/tinycrypt/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/host/services/ans/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/host/services/bas/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/host/services/gap/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/host/services/gatt/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/host/services/ias/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/host/services/lls/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/host/services/tps/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/host/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/host/store/config/src/ble_store_config.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/host/store/config/src/ble_store_nvs.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/host/store/ram/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/host/util/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/nimble/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/porting/nimble/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/nimble/porting/npl/freertos/src/*.c) \
$(wildcard $(ESPCOMP)/nimble/port/src/*.c) \
)
endif
endif
OBJ_ESPIDF =
LIB_ESPIDF =
BUILD_ESPIDF_LIB = $(BUILD)/esp-idf
define gen_espidf_lib_rule
OBJ_ESPIDF += $(addprefix $$(BUILD)/,$(2))
LIB_ESPIDF += $(1)
$(BUILD_ESPIDF_LIB)/$(1)/lib$(1).a: $(addprefix $$(BUILD)/,$(2))
$(ECHO) "AR $$@"
$(Q)$(AR) cru $$@ $$^
endef
$(eval $(call gen_espidf_lib_rule,bootloader_support,$(ESPIDF_BOOTLOADER_SUPPORT_O)))
$(eval $(call gen_espidf_lib_rule,driver,$(ESPIDF_DRIVER_O)))
$(eval $(call gen_espidf_lib_rule,efuse,$(ESPIDF_EFUSE_O)))
$(eval $(call gen_espidf_lib_rule,esp32,$(ESPIDF_ESP32_O)))
$(eval $(call gen_espidf_lib_rule,esp_ringbuf,$(ESPIDF_ESP_RINGBUF_O)))
$(eval $(call gen_espidf_lib_rule,heap,$(ESPIDF_HEAP_O)))
$(eval $(call gen_espidf_lib_rule,soc,$(ESPIDF_SOC_O)))
$(eval $(call gen_espidf_lib_rule,cxx,$(ESPIDF_CXX_O)))
$(eval $(call gen_espidf_lib_rule,pthread,$(ESPIDF_PTHREAD_O)))
$(eval $(call gen_espidf_lib_rule,freertos,$(ESPIDF_FREERTOS_O)))
$(eval $(call gen_espidf_lib_rule,vfs,$(ESPIDF_VFS_O)))
$(eval $(call gen_espidf_lib_rule,json,$(ESPIDF_JSON_O)))
$(eval $(call gen_espidf_lib_rule,log,$(ESPIDF_LOG_O)))
$(eval $(call gen_espidf_lib_rule,xtensa-debug-module,$(ESPIDF_XTENSA_DEBUG_MODULE_O)))
$(eval $(call gen_espidf_lib_rule,tcpip_adapter,$(ESPIDF_TCPIP_ADAPTER_O)))
$(eval $(call gen_espidf_lib_rule,app_trace,$(ESPIDF_APP_TRACE_O)))
$(eval $(call gen_espidf_lib_rule,app_update,$(ESPIDF_APP_UPDATE_O)))
$(eval $(call gen_espidf_lib_rule,newlib,$(ESPIDF_NEWLIB_O)))
$(eval $(call gen_espidf_lib_rule,nvs_flash,$(ESPIDF_NVS_FLASH_O)))
$(eval $(call gen_espidf_lib_rule,smartconfig_ack,$(ESPIDF_SMARTCONFIG_ACK_O)))
$(eval $(call gen_espidf_lib_rule,spi_flash,$(ESPIDF_SPI_FLASH_O)))
$(eval $(call gen_espidf_lib_rule,ulp,$(ESPIDF_ULP_O)))
$(eval $(call gen_espidf_lib_rule,lwip,$(ESPIDF_LWIP_O)))
$(eval $(call gen_espidf_lib_rule,mbedtls,$(ESPIDF_MBEDTLS_O)))
$(eval $(call gen_espidf_lib_rule,mdns,$(ESPIDF_MDNS_O)))
$(eval $(call gen_espidf_lib_rule,wpa_supplicant,$(ESPIDF_WPA_SUPPLICANT_O)))
$(eval $(call gen_espidf_lib_rule,sdmmc,$(ESPIDF_SDMMC_O)))
$(eval $(call gen_espidf_lib_rule,bt_nimble,$(ESPIDF_BT_NIMBLE_O)))
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
$(eval $(call gen_espidf_lib_rule,esp_common,$(ESPIDF_ESP_COMMON_O)))
$(eval $(call gen_espidf_lib_rule,esp_event,$(ESPIDF_ESP_EVENT_O)))
$(eval $(call gen_espidf_lib_rule,esp_wifi,$(ESPIDF_ESP_WIFI_O)))
$(eval $(call gen_espidf_lib_rule,esp_eth,$(ESPIDF_ESP_ETH_O)))
$(eval $(call gen_espidf_lib_rule,xtensa,$(ESPIDF_XTENSA_O)))
else
$(eval $(call gen_espidf_lib_rule,ethernet,$(ESPIDF_ETHERNET_O)))
endif
# Create all destination build dirs before compiling IDF source
OBJ_ESPIDF_DIRS = $(sort $(dir $(OBJ_ESPIDF))) $(BUILD_ESPIDF_LIB) $(addprefix $(BUILD_ESPIDF_LIB)/,$(LIB_ESPIDF))
$(OBJ_ESPIDF): | $(OBJ_ESPIDF_DIRS)
$(OBJ_ESPIDF_DIRS):
$(MKDIR) -p $@
# Make all IDF object files depend on sdkconfig
$(OBJ_ESPIDF): $(SDKCONFIG_H)
# Add all IDF components to the set of libraries
LIB = $(foreach lib,$(LIB_ESPIDF),$(BUILD_ESPIDF_LIB)/$(lib)/lib$(lib).a)
################################################################################
# ESP IDF ldgen
LDGEN_FRAGMENTS = $(shell find $(ESPCOMP) -name "*.lf")
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
LDGEN_LIBRARIES=$(foreach lib,$(LIB_ESPIDF),$(BUILD_ESPIDF_LIB)/$(lib)/lib$(lib).a)
$(BUILD_ESPIDF_LIB)/ldgen_libraries: $(LDGEN_LIBRARIES) $(ESPIDF)/make/ldgen.mk
printf "$(foreach library,$(LDGEN_LIBRARIES),$(library)\n)" > $(BUILD_ESPIDF_LIB)/ldgen_libraries
$(BUILD)/esp32.project.ld: $(ESPCOMP)/esp32/ld/esp32.project.ld.in $(LDGEN_FRAGMENTS) $(SDKCONFIG_COMBINED) $(BUILD_ESPIDF_LIB)/ldgen_libraries
$(ECHO) "GEN $@"
$(Q)$(PYTHON) $(ESPIDF)/tools/ldgen/ldgen.py \
--input $< \
--output $@ \
--config $(SDKCONFIG_COMBINED) \
--kconfig $(ESPIDF)/Kconfig \
--fragments $(LDGEN_FRAGMENTS) \
--libraries-file $(BUILD_ESPIDF_LIB)/ldgen_libraries \
--env "IDF_TARGET=esp32" \
--env "IDF_CMAKE=n" \
--env "COMPONENT_KCONFIGS=$(ESPCOMP_KCONFIGS)" \
--env "COMPONENT_KCONFIGS_PROJBUILD=$(ESPCOMP_KCONFIGS_PROJBUILD)" \
--env "IDF_PATH=$(ESPIDF)" \
--objdump $(OBJDUMP)
else
LDGEN_SECTIONS_INFO = $(foreach lib,$(LIB_ESPIDF),$(BUILD_ESPIDF_LIB)/$(lib)/lib$(lib).a.sections_info)
LDGEN_SECTION_INFOS = $(BUILD_ESPIDF_LIB)/ldgen.section_infos
define gen_sections_info_rule
$(1).sections_info: $(1)
$(ECHO) "GEN $(1).sections_info"
$(Q)$(OBJDUMP) -h $(1) > $(1).sections_info
endef
$(eval $(foreach lib,$(LIB_ESPIDF),$(eval $(call gen_sections_info_rule,$(BUILD_ESPIDF_LIB)/$(lib)/lib$(lib).a))))
$(LDGEN_SECTION_INFOS): $(LDGEN_SECTIONS_INFO) $(ESPIDF)/make/ldgen.mk
$(Q)printf "$(foreach info,$(LDGEN_SECTIONS_INFO),$(info)\n)" > $@
$(BUILD)/esp32.project.ld: $(ESPCOMP)/esp32/ld/esp32.project.ld.in $(LDGEN_FRAGMENTS) $(SDKCONFIG_COMBINED) $(LDGEN_SECTION_INFOS)
$(ECHO) "GEN $@"
$(Q)$(PYTHON) $(ESPIDF)/tools/ldgen/ldgen.py \
--input $< \
--output $@ \
--config $(SDKCONFIG_COMBINED) \
--kconfig $(ESPIDF)/Kconfig \
--fragments $(LDGEN_FRAGMENTS) \
--sections $(LDGEN_SECTION_INFOS) \
--env "IDF_TARGET=esp32" \
--env "IDF_CMAKE=n" \
--env "COMPONENT_KCONFIGS=$(ESPCOMP_KCONFIGS)" \
--env "COMPONENT_KCONFIGS_PROJBUILD=$(ESPCOMP_KCONFIGS_PROJBUILD)" \
--env "IDF_PATH=$(ESPIDF)"
endif
################################################################################
# Main targets
all: $(BUILD)/firmware.bin
.PHONY: idf-version deploy erase
idf-version:
$(ECHO) "ESP IDF supported hash: $(ESPIDF_SUPHASH)"
$(BUILD)/firmware.bin: $(BUILD)/bootloader.bin $(BUILD)/partitions.bin $(BUILD)/application.bin
$(ECHO) "Create $@"
$(Q)$(PYTHON) makeimg.py $^ $@
deploy: $(BUILD)/firmware.bin
$(ECHO) "Writing $^ to the board"
$(Q)$(ESPTOOL) --chip esp32 --port $(PORT) --baud $(BAUD) write_flash -z --flash_mode $(FLASH_MODE) --flash_freq $(FLASH_FREQ) 0x1000 $^
erase:
$(ECHO) "Erasing flash"
$(Q)$(ESPTOOL) --chip esp32 --port $(PORT) --baud $(BAUD) erase_flash
################################################################################
# Declarations to build the application
OBJ = $(OBJ_MP)
APP_LD_ARGS =
APP_LD_ARGS += $(LDFLAGS_MOD)
APP_LD_ARGS += $(addprefix -T,$(LD_FILES))
APP_LD_ARGS += --start-group
APP_LD_ARGS += -L$(dir $(LIBGCC_FILE_NAME)) -lgcc
APP_LD_ARGS += -L$(dir $(LIBSTDCXX_FILE_NAME)) -lstdc++
APP_LD_ARGS += $(LIBC_LIBM)
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
APP_LD_ARGS += -L$(ESPCOMP)/xtensa/esp32 -lhal
APP_LD_ARGS += -L$(ESPCOMP)/bt/controller/lib -lbtdm_app
APP_LD_ARGS += -L$(ESPCOMP)/esp_wifi/lib_esp32 -lcore -lmesh -lnet80211 -lphy -lrtc -lpp -lsmartconfig -lcoexist
else
APP_LD_ARGS += $(ESPCOMP)/esp32/libhal.a
APP_LD_ARGS += -L$(ESPCOMP)/bt/lib -lbtdm_app
APP_LD_ARGS += -L$(ESPCOMP)/esp32/lib -lcore -lmesh -lnet80211 -lphy -lrtc -lpp -lwpa -lsmartconfig -lcoexist -lwps -lwpa2
endif
APP_LD_ARGS += $(OBJ)
APP_LD_ARGS += $(LIB)
APP_LD_ARGS += --end-group
$(BUILD)/esp32_out.ld: $(SDKCONFIG_H)
$(Q)$(CC) -I$(BUILD) -C -P -x c -E $(ESPCOMP)/esp32/ld/esp32.ld -o $@
$(BUILD)/application.bin: $(BUILD)/application.elf
$(ECHO) "Create $@"
$(Q)$(ESPTOOL) --chip esp32 elf2image --flash_mode $(FLASH_MODE) --flash_freq $(FLASH_FREQ) --flash_size $(FLASH_SIZE) $<
$(BUILD)/application.elf: $(OBJ) $(LIB) $(BUILD)/esp32_out.ld $(BUILD)/esp32.project.ld
$(ECHO) "LINK $@"
$(Q)$(LD) $(LDFLAGS) -o $@ $(APP_LD_ARGS)
$(Q)$(SIZE) $@
################################################################################
# Declarations to build the bootloader
BOOTLOADER_LIB_DIR = $(BUILD)/bootloader
BOOTLOADER_LIB_ALL =
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
$(BUILD)/bootloader/$(ESPCOMP)/%.o: CFLAGS += -DBOOTLOADER_BUILD=1 -I$(ESPCOMP)/bootloader_support/include_priv -I$(ESPCOMP)/bootloader_support/include -I$(ESPCOMP)/efuse/include -I$(ESPCOMP)/esp_rom/include -Wno-error=format \
-I$(ESPCOMP)/esp_common/include \
-I$(ESPCOMP)/xtensa/include \
-I$(ESPCOMP)/xtensa/esp32/include
else
$(BUILD)/bootloader/$(ESPCOMP)/%.o: CFLAGS += -DBOOTLOADER_BUILD=1 -I$(ESPCOMP)/bootloader_support/include_priv -I$(ESPCOMP)/bootloader_support/include -I$(ESPCOMP)/micro-ecc/micro-ecc -I$(ESPCOMP)/efuse/include -I$(ESPCOMP)/esp32 -Wno-error=format
endif
# libbootloader_support.a
BOOTLOADER_LIB_ALL += bootloader_support
BOOTLOADER_LIB_BOOTLOADER_SUPPORT_OBJ = $(addprefix $(BUILD)/bootloader/$(ESPCOMP)/,\
bootloader_support/src/bootloader_clock.o \
bootloader_support/src/bootloader_common.o \
bootloader_support/src/bootloader_flash.o \
bootloader_support/src/bootloader_flash_config.o \
bootloader_support/src/bootloader_init.o \
bootloader_support/src/bootloader_random.o \
bootloader_support/src/bootloader_utility.o \
bootloader_support/src/flash_qio_mode.o \
bootloader_support/src/esp_image_format.o \
bootloader_support/src/flash_encrypt.o \
bootloader_support/src/flash_partitions.o \
)
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
BOOTLOADER_LIB_BOOTLOADER_SUPPORT_OBJ += $(addprefix $(BUILD)/bootloader/$(ESPCOMP)/,\
bootloader_support/src/esp32/bootloader_sha.o \
bootloader_support/src/bootloader_flash_config.o \
bootloader_support/src/esp32/secure_boot.o \
)
else
BOOTLOADER_LIB_BOOTLOADER_SUPPORT_OBJ += $(addprefix $(BUILD)/bootloader/$(ESPCOMP)/,\
bootloader_support/src/bootloader_sha.o \
bootloader_support/src/secure_boot_signatures.o \
bootloader_support/src/secure_boot.o \
)
endif
$(BOOTLOADER_LIB_DIR)/libbootloader_support.a: $(BOOTLOADER_LIB_BOOTLOADER_SUPPORT_OBJ)
$(ECHO) "AR $@"
$(Q)$(AR) cr $@ $^
# liblog.a
BOOTLOADER_LIB_ALL += log
BOOTLOADER_LIB_LOG_OBJ = $(addprefix $(BUILD)/bootloader/$(ESPCOMP)/,\
log/log.o \
)
$(BOOTLOADER_LIB_DIR)/liblog.a: $(BOOTLOADER_LIB_LOG_OBJ)
$(ECHO) "AR $@"
$(Q)$(AR) cr $@ $^
# libspi_flash.a
BOOTLOADER_LIB_ALL += spi_flash
BOOTLOADER_LIB_SPI_FLASH_OBJ = $(addprefix $(BUILD)/bootloader/$(ESPCOMP)/,\
spi_flash/spi_flash_rom_patch.o \
)
$(BOOTLOADER_LIB_DIR)/libspi_flash.a: $(BOOTLOADER_LIB_SPI_FLASH_OBJ)
$(ECHO) "AR $@"
$(Q)$(AR) cr $@ $^
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V3))
# libmicro-ecc.a
BOOTLOADER_LIB_ALL += micro-ecc
BOOTLOADER_LIB_MICRO_ECC_OBJ = $(addprefix $(BUILD)/bootloader/$(ESPCOMP)/,\
micro-ecc/micro-ecc/uECC.o \
)
$(BOOTLOADER_LIB_DIR)/libmicro-ecc.a: $(BOOTLOADER_LIB_MICRO_ECC_OBJ)
$(ECHO) "AR $@"
$(Q)$(AR) cr $@ $^
endif
# libsoc.a
$(BUILD)/bootloader/$(ESPCOMP)/soc/esp32/rtc_clk.o: CFLAGS += -fno-jump-tables -fno-tree-switch-conversion
BOOTLOADER_LIB_ALL += soc
BOOTLOADER_LIB_SOC_OBJ = $(addprefix $(BUILD)/bootloader/$(ESPCOMP)/soc/,\
esp32/cpu_util.o \
esp32/gpio_periph.o \
esp32/rtc_clk.o \
esp32/rtc_clk_init.o \
esp32/rtc_init.o \
esp32/rtc_periph.o \
esp32/rtc_pm.o \
esp32/rtc_sleep.o \
esp32/rtc_time.o \
esp32/rtc_wdt.o \
esp32/sdio_slave_periph.o \
esp32/sdmmc_periph.o \
esp32/soc_memory_layout.o \
esp32/spi_periph.o \
src/memory_layout_utils.o \
)
$(BOOTLOADER_LIB_DIR)/libsoc.a: $(BOOTLOADER_LIB_SOC_OBJ)
$(ECHO) "AR $@"
$(Q)$(AR) cr $@ $^
# libmain.a
BOOTLOADER_LIB_ALL += main
BOOTLOADER_LIB_MAIN_OBJ = $(addprefix $(BUILD)/bootloader/$(ESPCOMP)/,\
bootloader/subproject/main/bootloader_start.o \
)
$(BOOTLOADER_LIB_DIR)/libmain.a: $(BOOTLOADER_LIB_MAIN_OBJ)
$(ECHO) "AR $@"
$(Q)$(AR) cr $@ $^
# all objects files
BOOTLOADER_OBJ_ALL = \
$(BOOTLOADER_LIB_BOOTLOADER_SUPPORT_OBJ) \
$(BOOTLOADER_LIB_LOG_OBJ) \
$(BOOTLOADER_LIB_SPI_FLASH_OBJ) \
$(BOOTLOADER_LIB_MICRO_ECC_OBJ) \
$(BOOTLOADER_LIB_SOC_OBJ) \
$(BOOTLOADER_LIB_MAIN_OBJ)
$(BOOTLOADER_OBJ_ALL): $(SDKCONFIG_H)
BOOTLOADER_LIBS =
BOOTLOADER_LIBS += -Wl,--start-group
BOOTLOADER_LIBS += $(BOOTLOADER_OBJ)
BOOTLOADER_LIBS += -L$(BUILD)/bootloader $(addprefix -l,$(BOOTLOADER_LIB_ALL))
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
BOOTLOADER_LIBS += -L$(ESPCOMP)/esp_wifi/lib_esp32 -lrtc
else
BOOTLOADER_LIBS += -L$(ESPCOMP)/esp32/lib -lrtc
endif
BOOTLOADER_LIBS += -L$(dir $(LIBGCC_FILE_NAME)) -lgcc
BOOTLOADER_LIBS += -Wl,--end-group
BOOTLOADER_LDFLAGS =
BOOTLOADER_LDFLAGS += -nostdlib
BOOTLOADER_LDFLAGS += -L$(ESPIDF)/lib
BOOTLOADER_LDFLAGS += -L$(ESPIDF)/ld
BOOTLOADER_LDFLAGS += -u call_user_start_cpu0
BOOTLOADER_LDFLAGS += -Wl,--gc-sections
BOOTLOADER_LDFLAGS += -static
BOOTLOADER_LDFLAGS += -Wl,-EL
BOOTLOADER_LDFLAGS += -Wl,-Map=$(@:.elf=.map) -Wl,--cref
BOOTLOADER_LDFLAGS += -T $(ESPCOMP)/bootloader/subproject/main/esp32.bootloader.ld
BOOTLOADER_LDFLAGS += -T $(ESPCOMP)/bootloader/subproject/main/esp32.bootloader.rom.ld
ifeq ($(ESPIDF_CURHASH),$(ESPIDF_SUPHASH_V4))
BOOTLOADER_LDFLAGS += -T $(ESPCOMP)/esp_rom/esp32/ld/esp32.rom.ld
BOOTLOADER_LDFLAGS += -T $(ESPCOMP)/esp_rom/esp32/ld/esp32.rom.newlib-funcs.ld
else
BOOTLOADER_LDFLAGS += -T $(ESPCOMP)/esp32/ld/esp32.rom.ld
BOOTLOADER_LDFLAGS += -T $(ESPCOMP)/esp32/ld/esp32.rom.spiram_incompatible_fns.ld
endif
BOOTLOADER_LDFLAGS += -T $(ESPCOMP)/esp32/ld/esp32.peripherals.ld
BOOTLOADER_OBJ_DIRS = $(sort $(dir $(BOOTLOADER_OBJ_ALL)))
$(BOOTLOADER_OBJ_ALL): | $(BOOTLOADER_OBJ_DIRS)
$(BOOTLOADER_OBJ_DIRS):
$(MKDIR) -p $@
$(BUILD)/bootloader/%.o: %.c
$(call compile_c)
$(BUILD)/bootloader.bin: $(BUILD)/bootloader.elf
$(ECHO) "Create $@"
$(Q)$(ESPTOOL) --chip esp32 elf2image --flash_mode $(FLASH_MODE) --flash_freq $(FLASH_FREQ) --flash_size $(FLASH_SIZE) $<
$(BUILD)/bootloader.elf: $(BOOTLOADER_OBJ) $(addprefix $(BOOTLOADER_LIB_DIR)/lib,$(addsuffix .a,$(BOOTLOADER_LIB_ALL)))
$(ECHO) "LINK $@"
$(Q)$(CC) $(BOOTLOADER_LDFLAGS) -o $@ $(BOOTLOADER_LIBS)
################################################################################
# Declarations to build the partitions
PYTHON2 ?= python2
# Can be overriden by mkconfigboard.mk.
PART_SRC ?= partitions.csv
$(BUILD)/partitions.bin: $(PART_SRC)
$(ECHO) "Create $@"
$(Q)$(PYTHON2) $(ESPCOMP)/partition_table/gen_esp32part.py -q $< $@
################################################################################
include $(TOP)/py/mkrules.mk