esp-idf/components/esp32/Makefile.projbuild

ifdef CONFIG_ESP32_PHY_INIT_DATA_IN_PARTITION

PHY_INIT_DATA_OBJ = $(BUILD_DIR_BASE)/phy_init_data.o
PHY_INIT_DATA_BIN = $(BUILD_DIR_BASE)/phy_init_data.bin

# Command to flash PHY init data partition
PHY_INIT_DATA_FLASH_CMD = $(ESPTOOLPY_SERIAL) write_flash $(CONFIG_PHY_DATA_OFFSET) $(PHY_INIT_DATA_BIN)
ESPTOOL_ALL_FLASH_ARGS += $(CONFIG_PHY_DATA_OFFSET) $(PHY_INIT_DATA_BIN)

ESP32_COMPONENT_PATH := $(COMPONENT_PATH)

$(PHY_INIT_DATA_OBJ): $(ESP32_COMPONENT_PATH)/phy_init_data.h $(BUILD_DIR_BASE)/include/sdkconfig.h
	$(summary) CC $(notdir $@)
	printf "#include \"phy_init_data.h\"\n" | $(CC) -I $(BUILD_DIR_BASE)/include -I $(ESP32_COMPONENT_PATH) -I $(ESP32_COMPONENT_PATH)/include -c -o $@ -xc -

$(PHY_INIT_DATA_BIN): $(PHY_INIT_DATA_OBJ)
	$(summary) BIN $(notdir $@)
	$(OBJCOPY) -O binary $< $@

phy_init_data: $(PHY_INIT_DATA_BIN)

phy_init_data-flash: $(BUILD_DIR_BASE)/phy_init_data.bin
	@echo "Flashing PHY init data..."
	$(PHY_INIT_DATA_FLASH_CMD)

phy_init_data-clean:
	rm -f $(PHY_INIT_DATA_BIN) $(PHY_INIT_DATA_OBJ)

all: phy_init_data
flash: phy_init_data

endif # CONFIG_ESP32_PHY_INIT_DATA_IN_PARTITION


# Enable psram cache bug workaround in compiler if selected
ifdef CONFIG_SPIRAM_CACHE_WORKAROUND
CFLAGS+=-mfix-esp32-psram-cache-issue
CXXFLAGS+=-mfix-esp32-psram-cache-issue
#Filter out the standard libstdc++ linkage. The component.mk will add a specific 
#cache-workaround-enabled version.
LDFLAGS:=$(filter-out -lstdc++,$(LDFLAGS))
endif