Makefile

# This file is part of the CircuitPython project: https://circuitpython.org
#
# SPDX-FileCopyrightText: Copyright (c) 2020 Scott Shawcroft for Adafruit Industries
#
# SPDX-License-Identifier: MIT

include ../../py/circuitpy_mkenv.mk

ifeq ($(IDF_TARGET),esp32s3)
BT_IDF_TARGET = esp32c3
else
BT_IDF_TARGET = $(IDF_TARGET)
endif

#######################################
# CFLAGS
#######################################

INC += \
	-I.\
	-I./boards \
	-I./boards/$(BOARD) \
	-I./peripherals \
	-I../.. \
	-I../../lib/mp-readline \
	-I../../lib/tinyusb/src \
	-I../../supervisor/shared/usb \
	-I$(BUILD) \
	-I$(BUILD)/genhdr \
	-I$(BUILD)/esp-idf/config \
	-isystem esp-idf \
	-isystem esp-idf/components/app_update/include \
	-isystem esp-idf/components/bootloader_support/include \
	-isystem esp-idf/components/bootloader_support/bootloader_flash/include \
	-isystem esp-idf/components/bt/include/$(BT_IDF_TARGET)/include \
	-isystem esp-idf/components/bt/host/nimble/esp-hci/include \
	-isystem esp-idf/components/bt/host/nimble/nimble/nimble/controller/include \
	-isystem esp-idf/components/bt/host/nimble/nimble/nimble/host/include \
	-isystem esp-idf/components/bt/host/nimble/nimble/nimble/host/services/ans/include \
	-isystem esp-idf/components/bt/host/nimble/nimble/nimble/host/services/gap/include \
	-isystem esp-idf/components/bt/host/nimble/nimble/nimble/host/services/gatt/include \
	-isystem esp-idf/components/bt/host/nimble/nimble/nimble/include \
	-isystem esp-idf/components/bt/host/nimble/nimble/nimble/host/util/include \
	-isystem esp-idf/components/bt/host/nimble/nimble/nimble/transport/include \
	-isystem esp-idf/components/bt/host/nimble/nimble/porting/nimble/include \
	-isystem esp-idf/components/bt/host/nimble/nimble/porting/npl/freertos/include \
	-isystem esp-idf/components/bt/host/nimble/port/include \
	-isystem esp-idf/components/driver/touch_sensor/include \
	-isystem esp-idf/components/driver/touch_sensor/$(IDF_TARGET)/include \
	-isystem esp-idf/components/driver/twai/include \
	-isystem esp-idf/components/efuse/include \
	-isystem esp-idf/components/efuse/$(IDF_TARGET)/include \
	-isystem esp-idf/components/$(IDF_TARGET)/include \
	-isystem esp-idf/components/esp_adc/include \
	-isystem esp-idf/components/esp_adc/$(IDF_TARGET)/include \
	-isystem esp-idf/components/esp_app_format/include \
	-isystem esp-idf/components/esp_bootloader_format/include \
	-isystem esp-idf/components/esp_common/include \
	-isystem esp-idf/components/esp_driver_deprecated \
	-isystem esp-idf/components/esp_driver_dac/include \
	-isystem esp-idf/components/esp_driver_gpio/include \
	-isystem esp-idf/components/esp_driver_gptimer/include \
	-isystem esp-idf/components/esp_driver_i2c/include \
	-isystem esp-idf/components/esp_driver_i2s/include \
	-isystem esp-idf/components/esp_driver_$(IDF_TARGET)/include \
	-isystem esp-idf/components/esp_driver_ledc/include \
	-isystem esp-idf/components/esp_driver_pcnt/include \
	-isystem esp-idf/components/esp_driver_rmt/include \
	-isystem esp-idf/components/esp_driver_sdio/include \
	-isystem esp-idf/components/esp_driver_sdmmc/include \
	-isystem esp-idf/components/esp_driver_spi/include \
	-isystem esp-idf/components/esp_driver_tsens/include \
	-isystem esp-idf/components/esp_driver_uart/include \
	-isystem esp-idf/components/esp_event/include \
	-isystem esp-idf/components/esp_hw_support/dma/include \
	-isystem esp-idf/components/esp_hw_support/include \
	-isystem esp-idf/components/esp_hw_support/include/soc \
	-isystem esp-idf/components/esp_hw_support/port/$(IDF_TARGET)/private_include \
	-isystem esp-idf/components/esp_mm/include \
	-isystem esp-idf/components/esp_netif/include \
	-isystem esp-idf/components/esp_partition/include \
	-isystem esp-idf/components/esp_pm/include \
	-isystem esp-idf/components/esp_psram/include \
	-isystem esp-idf/components/esp_ringbuf/include \
	-isystem esp-idf/components/esp_rom/include \
	-isystem esp-idf/components/esp_rom/$(IDF_TARGET)/include \
	-isystem esp-idf/components/esp_rom/$(IDF_TARGET)/include/$(IDF_TARGET) \
	-isystem esp-idf/components/esp_security/include \
	-isystem esp-idf/components/esp_system/include \
	-isystem esp-idf/components/esp_timer/include \
	-isystem esp-idf/components/esp_wifi/include \
	-isystem esp-idf/components/esp_wifi/include/local \
	-isystem esp-idf/components/freertos/config/include \
	-isystem esp-idf/components/freertos/config/include/freertos \
	-isystem esp-idf/components/freertos/config/$(IDF_TARGET_ARCH)/include \
	-isystem esp-idf/components/freertos/esp_additions/include \
	-isystem esp-idf/components/freertos/esp_additions/include/freertos \
	-isystem esp-idf/components/freertos/FreeRTOS-Kernel/include \
	-isystem esp-idf/components/freertos/FreeRTOS-Kernel/include/freertos \
	-isystem esp-idf/components/freertos/FreeRTOS-Kernel/portable/$(IDF_TARGET_ARCH)/include \
	-isystem esp-idf/components/freertos/FreeRTOS-Kernel/portable/$(IDF_TARGET_ARCH)/include/freertos \
	-isystem esp-idf/components/hal/include \
	-isystem esp-idf/components/hal/$(IDF_TARGET)/include \
	-isystem esp-idf/components/hal/platform_port/include \
	-isystem esp-idf/components/heap/include \
	-isystem esp-idf/components/log/include \
	-isystem esp-idf/components/lwip/include \
	-isystem esp-idf/components/lwip/lwip/src/include \
	-isystem esp-idf/components/lwip/port/include \
	-isystem esp-idf/components/lwip/port/esp32xx/include \
	-isystem esp-idf/components/lwip/port/freertos/include \
	-isystem esp-idf/components/mbedtls/esp_crt_bundle/include \
	-isystem esp-idf/components/mbedtls/mbedtls/include \
	-isystem esp-idf/components/mbedtls/port/include \
	-isystem esp-idf/components/newlib/platform_include \
	-isystem esp-idf/components/nvs_flash/include \
	-isystem esp-idf/components/sdio/include \
	-isystem esp-idf/components/sdmmc/include \
	-isystem esp-idf/components/soc/include \
	-isystem esp-idf/components/soc/$(IDF_TARGET)/include \
	-isystem esp-idf/components/soc/$(IDF_TARGET)/register \
	-isystem esp-idf/components/spi_flash/include \
	-isystem esp-idf/components/usb/include \
	-isystem esp-idf/components/ulp/ulp_fsm/include \
	-isystem esp-idf/components/ulp/ulp_riscv/include \
	-isystem esp-idf/components/ulp/ulp_common/include \
	-isystem esp-idf/components/ulp/ulp_common/include/$(IDF_TARGET) \
	-isystem esp-idf/components/$(IDF_TARGET_ARCH)/include \
	-isystem esp-idf/components/$(IDF_TARGET_ARCH)/$(IDF_TARGET)/include \
	-isystem esp-protocols/components/mdns/include

CFLAGS += \
	-DHAVE_CONFIG_H \
	-DESP_PLATFORM=1 \
	-DMBEDTLS_CONFIG_FILE=\"mbedtls/esp_config.h\" \
	-DMBEDTLS_PADLOCK_FILE=\"ports/espressif/esp-idf/components/mbedtls/mbedtls/library/padlock.h\" \
	-DUNITY_INCLUDE_CONFIG_H -DWITH_POSIX \
	-DMP3DEC_GENERIC

# Make our canary value match FreeRTOS's
# This define is in FreeRTOS as tskSTACK_FILL_BYTE 0xa5U which we expand out to a full word.
CFLAGS += -DSTACK_CANARY_VALUE=0xa5a5a5a5

# IDF 5.3 uses a new ESP_SYSTEM_INIT_FN macro to "register" functions to run on
# init. They work by placing function pointers into a linker section that ends
# up as a function pointer array. To ensure the linker includes these functions,
# one must provide `-u` arguments to state the symbols are missing. This would
# normally happen implicitly by another function calling to these.
REGISTRATION_FUNCTIONS = \
	-u ld_include_highint_hdl \
	-u __cxx_fatal_exception \
	-u esp_app_desc \
	-u esp_timer_init_include_func \
	-u uart_vfs_include_dev_init \
	-u esp_vfs_include_console_register \
	-u __ubsan_include \
	-u esp_system_include_startup_funcs \
	-u esp_efuse_startup_include_func \
	-u newlib_include_heap_impl \
	-u newlib_include_syscalls_impl \
	-u newlib_include_pthread_impl \
	-u newlib_include_assert_impl \
	-u newlib_include_init_funcs \
	-u include_esp_phy_override \
	-u vfs_include_syscalls_impl


#Debugging/Optimization
ifeq ($(DEBUG), 1)
	CFLAGS += -ggdb
	ifeq ($(IDF_TARGET_ARCH),riscv)
		OPTIMIZATION_FLAGS ?= -Os
		CFLAGS += -DNDEBUG
	else
		OPTIMIZATION_FLAGS ?= -Og
		CFLAGS += -DDEBUG
	endif
#	You may want to enable these flags to make setting breakpoints easier.
#	CFLAGS += -fno-inline -fno-ipa-sra
else
	CFLAGS += -DNDEBUG
#	RISC-V is larger than xtensa
#	Use -Os for RISC-V when it overflows
	ifeq ($(IDF_TARGET_ARCH),riscv)
		OPTIMIZATION_FLAGS ?= -Os
	else
		OPTIMIZATION_FLAGS ?= -O2
	endif
endif

# option to override compiler optimization level, set in boards/$(BOARD)/mpconfigboard.mk
CFLAGS += $(OPTIMIZATION_FLAGS)

CFLAGS += $(INC) -Werror -Wall -std=gnu11 -Wl,--gc-sections $(BASE_CFLAGS) $(C_DEFS) $(CFLAGS_MOD) $(COPT) -Werror=missing-prototypes

# Most current ESPs have nano versions of newlib in ROM so we use them.
ifneq ($(IDF_TARGET),esp32c6)
	CFLAGS += --specs=nano.specs
	LDFLAGS += -T$(IDF_TARGET).rom.newlib-nano.ld
else
	LDFLAGS += -T$(IDF_TARGET).rom.newlib-normal.ld
endif

ifeq ($(IDF_TARGET_ARCH),xtensa)
	# Remove the last two flags once TinyUSB is updated with the `#include <xtensa_api.h>` instead of
	# `#include "xtensa/xtensa_api.h"`.

	CFLAGS += -mlongcalls -isystem esp-idf/components/xtensa/deprecated_include/ -Wno-error=cpp

	# Wrap longjmp with a patched version that protects register window update with a critical section
	LDFLAGS += -Wl,--wrap=longjmp
else ifeq ($(IDF_TARGET_ARCH),riscv)

	ifeq ($(IDF_TARGET),esp32p4)
		CFLAGS += -march=rv32imafc_zicsr_zifencei_xesppie -mabi=ilp32f
	else
		CFLAGS += -march=rv32imac_zicsr_zifencei
	endif

	LDFLAGS += \
		-Lesp-idf/components/riscv/ld \
		-Trom.api.ld
endif

$(BUILD)/lib/tlsf/tlsf.o: CFLAGS += -Wno-cast-align

LDFLAGS += $(CFLAGS) -Wl,-nostdlib -Wl,-Map=$@.map -Wl,-cref -Wl,--undefined=uxTopUsedPriority

LDFLAGS += \
	-L$(BUILD)/esp-idf/esp-idf/esp_system/ld \
	-Lesp-idf/components/esp_rom/$(IDF_TARGET)/ld \
	-Lesp-idf/components/soc/$(IDF_TARGET)/ld \
	-Tmemory.ld \
	-Tsections.ld \
	-T$(IDF_TARGET).peripherals.ld \
	-T$(IDF_TARGET).rom.ld \
	-T$(IDF_TARGET).rom.api.ld \
	-T$(IDF_TARGET).rom.libgcc.ld \
	-Wl,-Bstatic \
	-Wl,--no-warn-mismatch \
	-Wl,--build-id=none \
	-fno-rtti

ifeq ($(IDF_TARGET),esp32)
LDFLAGS += \
	-Tesp32.rom.newlib-data.ld \
	-Tesp32.rom.newlib-funcs.ld \
	-Tesp32.rom.spiflash_legacy.ld

CHIP_COMPONENTS = \
	esp_driver_dac

else ifeq ($(IDF_TARGET),esp32c2)
LDFLAGS += \
	-Tesp32c2.rom.ble.ld \
	-Tesp32c2.rom.heap.ld \
	-Tesp32c2.rom.newlib.ld \
	-Tesp32c2.rom.version.ld \
	-Tesp32c2.rom.systimer.ld \
	-Tesp32c2.rom.wdt.ld

CFLAGS += -DSOC_XTAL_FREQ_MHZ=CONFIG_XTAL_FREQ

CHIP_COMPONENTS = \
	esp_driver_tsens

else ifeq ($(IDF_TARGET),esp32c3)
LDFLAGS += \
	-Tesp32c3.rom.newlib.ld \
	-Tesp32c3.rom.version.ld \
	-Tesp32c3.rom.eco3_bt_funcs.ld \
	-Tesp32c3.rom.eco3.ld \
	-Tesp32c3.rom.bt_funcs.ld

CHIP_COMPONENTS = \
	esp_driver_tsens

else ifeq ($(IDF_TARGET),esp32c6)
LDFLAGS += \
	-Tesp32c6.rom.phy.ld \
	-Tesp32c6.rom.pp.ld \
	-Tesp32c6.rom.net80211.ld \
	-Tesp32c6.rom.newlib.ld \
	-Tesp32c6.rom.coexist.ld \
	-Tesp32c6.rom.heap.ld \
	-Tesp32c6.rom.systimer.ld \
	-Tesp32c6.rom.wdt.ld


CHIP_COMPONENTS = \
	esp_driver_tsens

else ifeq ($(IDF_TARGET),esp32p4)
LDFLAGS += \
	-Tesp32p4.rom.newlib.ld \
	-Tesp32p4.rom.systimer.ld \
	-Tesp32p4.rom.wdt.ld


CHIP_COMPONENTS = \
	esp_driver_tsens

else ifeq ($(IDF_TARGET),esp32h2)
LDFLAGS += \
	-Tesp32h2.rom.heap.ld \
	-Tesp32h2.rom.newlib.ld \
	-Tesp32h2.rom.systimer.ld \
	-Tesp32h2.rom.wdt.ld

CHIP_COMPONENTS = \
	esp_driver_tsens

else ifeq ($(IDF_TARGET),esp32s2)
LDFLAGS += \
	-Tesp32s2.rom.newlib-data.ld \
	-Tesp32s2.rom.newlib-funcs.ld \
	-Tesp32s2.rom.spiflash_legacy.ld

CHIP_COMPONENTS = \
	esp_driver_dac \
	esp_driver_tsens

else ifeq ($(IDF_TARGET),esp32s3)
LDFLAGS += \
	-Tesp32s3.rom.newlib.ld \
	-Tesp32s3.rom.version.ld \
	-Tesp32s3.rom.systimer.ld \
	-Tesp32s3.rom.wdt.ld \
	-Tesp32s3.rom.bt_funcs.ld

CHIP_COMPONENTS = \
	esp_driver_tsens

endif

LIBS := -lgcc -lc -lstdc++

# Use toolchain libm if we're not using our own.
ifneq ($(INTERNAL_LIBM),1)
LIBS += -lm
endif

# TinyUSB defines
# Always add these because we might be doing host.
ifeq ($(IDF_TARGET),esp32)
CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_ESP32
else ifeq ($(IDF_TARGET),esp32c2)
CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_ESP32C2
else ifeq ($(IDF_TARGET),esp32c3)
CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_ESP32C3
else ifeq ($(IDF_TARGET),esp32c6)
CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_ESP32C6
else ifeq ($(IDF_TARGET),esp32p4)
CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_ESP32P4
else ifeq ($(IDF_TARGET),esp32h2)
CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_ESP32H2
else ifeq ($(IDF_TARGET),esp32s2)
CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_ESP32S2
else ifeq ($(IDF_TARGET),esp32s3)
CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_ESP32S3
endif
ifeq ($(CIRCUITPY_TINYUSB),1)
CFLAGS += \
	-DCFG_TUSB_OS=OPT_OS_FREERTOS \
	-DCFG_TUD_TASK_QUEUE_SZ=32
endif
ifeq ($(CIRCUITPY_USB_DEVICE),1)
ifeq ($(IDF_TARGET),esp32s2)
# Make more room in internal RAM on the S2.
CFLAGS += \
	-DCFG_TUD_CDC_RX_BUFSIZE=128 \
	-DCFG_TUD_CDC_TX_BUFSIZE=128 \
	-DCFG_TUD_MSC_BUFSIZE=1024
else
CFLAGS += \
	-DCFG_TUD_CDC_RX_BUFSIZE=1024 \
	-DCFG_TUD_CDC_TX_BUFSIZE=1024 \
	-DCFG_TUD_MSC_BUFSIZE=4096
endif
CFLAGS += \
	-DCFG_TUD_MIDI_RX_BUFSIZE=128 \
	-DCFG_TUD_MIDI_TX_BUFSIZE=128 \
	-DCFG_TUD_VENDOR_RX_BUFSIZE=128 \
	-DCFG_TUD_VENDOR_TX_BUFSIZE=128
endif

######################################
# source
######################################

SRC_C += \
	background.c \
	mphalport.c \
	boards/$(BOARD)/board.c \
	boards/$(BOARD)/pins.c \
	shared/netutils/netutils.c \
	peripherals/$(IDF_TARGET)/pins.c

ifeq ($(CIRCUITPY_SSL),1)
SRC_C += common-hal/ssl/crt_bundle.c
endif

SRC_C += $(wildcard common-hal/espidf/*.c)

ifneq ($(CIRCUITPY_ESP_USB_SERIAL_JTAG),0)
SRC_C += supervisor/usb_serial_jtag.c
endif

ifneq ($(CIRCUITPY_TOUCHIO_USE_NATIVE),0)
SRC_C += peripherals/touch.c
endif

ifneq ($(CIRCUITPY_USB_DEVICE),0)
SRC_C += \
	lib/tinyusb/src/portable/synopsys/dwc2/dcd_dwc2.c \
	lib/tinyusb/src/portable/synopsys/dwc2/dwc2_common.c
endif

ifneq ($(CIRCUITPY_AUDIOBUSIO),0)
CHIP_COMPONENTS += esp_driver_i2s
endif

ifneq ($(CIRCUITPY_BLEIO_NATIVE),0)
SRC_C += common-hal/_bleio/ble_events.c
endif

ifneq ($(CIRCUITPY_DOTCLOCKFRAMEBUFFER),0)
CFLAGS += \
	-isystem esp-idf/components/esp_lcd/include \
	-isystem esp-idf/components/esp_lcd/interface \
	-isystem esp-idf/components/esp_lcd/rgb/include
endif

ifneq ($(CIRCUITPY_ESPCAMERA),0)
SRC_CAMERA := \
	$(wildcard common-hal/espcamera/*.c) \
	$(wildcard bindings/espcamera/*.c)
SRC_C += $(SRC_CAMERA)
CFLAGS += -isystem esp-camera/driver/include
CFLAGS += -isystem esp-camera/conversions/include
endif

ifneq ($(CIRCUITPY_ESPIDF),0)
SRC_ESPIDF := \
	$(wildcard common-hal/espidf/*.c) \
	$(wildcard bindings/espidf/*.c)
SRC_C += $(SRC_ESPIDF)
endif

ifneq ($(CIRCUITPY_ESPNOW),0)
SRC_ESPNOW := \
	$(wildcard common-hal/espnow/*.c) \
	$(wildcard bindings/espnow/*.c)
SRC_C += $(SRC_ESPNOW)
endif

ifneq ($(CIRCUITPY_ESPULP),0)
SRC_ULP := \
	$(wildcard common-hal/espulp/*.c) \
	$(wildcard bindings/espulp/*.c)
SRC_C += $(SRC_ULP)
endif

ifneq ($(CIRCUITPY_NEOPIXEL_WRITE),0)
CHIP_COMPONENTS += esp_driver_rmt
endif

ifneq ($(CIRCUITPY_PARALLELDISPLAYBUS),0)
CHIP_COMPONENTS += esp_driver_i2s
endif

ifneq ($(CIRCUITPY_PULSEIO),0)
CHIP_COMPONENTS += esp_driver_rmt
endif

ifneq ($(CIRCUITPY_COUNTIO),0)
CHIP_COMPONENTS += esp_driver_pcnt
endif

ifneq ($(CIRCUITPY_ROTARYIO),0)
CHIP_COMPONENTS += esp_driver_pcnt
endif

ifneq ($(CIRCUITPY_FREQUENCYIO),0)
CHIP_COMPONENTS += esp_driver_pcnt
endif

ifneq ($(FROZEN_MPY_DIR),)
FROZEN_MPY_PY_FILES := $(shell find -L $(FROZEN_MPY_DIR) -type f -name '*.py')
FROZEN_MPY_MPY_FILES := $(addprefix $(BUILD)/,$(FROZEN_MPY_PY_FILES:.py=.mpy))
endif

SRC_S_UPPER = supervisor/shared/cpu_regs.S

OBJ += $(PY_O) $(SUPERVISOR_O) $(addprefix $(BUILD)/, $(SRC_C:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(SRC_COMMON_HAL_SHARED_MODULE_EXPANDED:.c=.o))
ifeq ($(INTERNAL_LIBM),1)
OBJ += $(addprefix $(BUILD)/, $(SRC_LIBM:.c=.o))
endif
OBJ += $(addprefix $(BUILD)/, $(SRC_CIRCUITPY_COMMON:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(SRC_MOD:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(SRC_S_UPPER:.S=.o))

$(BUILD)/$(FATFS_DIR)/ff.o: COPT += -Os
$(filter $(PY_BUILD)/../extmod/vfs_fat_%.o, $(PY_O)): COPT += -Os

$(BUILD)/lib/protomatter/src/core.o: CFLAGS += -DESP32

# List of sources for qstr extraction
SRC_QSTR += $(SRC_C) $(SRC_SUPERVISOR) $(SRC_MOD) $(SRC_COMMON_HAL_SHARED_MODULE_EXPANDED) $(SRC_CIRCUITPY_COMMON)

# IDF build commands
IDF_PATH = $(realpath ./esp-idf)
# create the directory
$(BUILD)/esp-idf:
	$(Q)$(MKDIR) -p $@

TARGET_SDKCONFIG = esp-idf-config/sdkconfig-$(IDF_TARGET).defaults

UF2_BOOTLOADER ?= $(CIRCUITPY_USB_DEVICE)
ifeq ($(CIRCUITPY_ESP_FLASH_SIZE), 2MB)
# No 2MB UF2 boards, so don't check for that.
	FLASH_SIZE_SDKCONFIG ?= esp-idf-config/sdkconfig-flash-$(CIRCUITPY_ESP_FLASH_SIZE)-no-ota-no-uf2.defaults
else ifeq ($(CIRCUITPY_ESP_FLASH_SIZE), 4MB)
	ifeq ($(UF2_BOOTLOADER), 1)
		FLASH_SIZE_SDKCONFIG ?= esp-idf-config/sdkconfig-flash-$(CIRCUITPY_ESP_FLASH_SIZE)-no-ota.defaults
	else
		FLASH_SIZE_SDKCONFIG ?= esp-idf-config/sdkconfig-flash-$(CIRCUITPY_ESP_FLASH_SIZE)-no-ota-no-uf2.defaults
	endif
else # >4MB flash
	ifeq ($(UF2_BOOTLOADER), 1)
		FLASH_SIZE_SDKCONFIG ?= esp-idf-config/sdkconfig-flash-$(CIRCUITPY_ESP_FLASH_SIZE).defaults
	else
		FLASH_SIZE_SDKCONFIG ?= esp-idf-config/sdkconfig-flash-$(CIRCUITPY_ESP_FLASH_SIZE)-no-uf2.defaults
	endif
endif

FLASH_MODE_SDKCONFIG ?= esp-idf-config/sdkconfig-flash-$(CIRCUITPY_ESP_FLASH_MODE).defaults
FLASH_SPEED_SDKCONFIG ?= esp-idf-config/sdkconfig-flash-$(CIRCUITPY_ESP_FLASH_FREQ).defaults

ifneq ($(CIRCUITPY_ESP_PSRAM_SIZE), 0)
	PSRAM_SDKCONFIG = esp-idf-config/sdkconfig-psram.defaults
	PSRAM_SIZE_SDKCONFIG = esp-idf-config/sdkconfig-psram-$(CIRCUITPY_ESP_PSRAM_SIZE).defaults
	PSRAM_MODE_SDKCONFIG = esp-idf-config/sdkconfig-psram-$(CIRCUITPY_ESP_PSRAM_MODE).defaults
	PSRAM_SPEED_SDKCONFIG = esp-idf-config/sdkconfig-psram-$(CIRCUITPY_ESP_PSRAM_FREQ).defaults
endif

ifeq ($(DEBUG), 1)
	DEBUG_SDKCONFIG = esp-idf-config/sdkconfig-debug.defaults
else
	DEBUG_SDKCONFIG = esp-idf-config/sdkconfig-opt.defaults
endif

ifeq ($(ENABLE_JTAG), 1)
	CFLAGS += -DENABLE_JTAG=1
endif

SDKCONFIGS := esp-idf-config/sdkconfig.defaults;$(DEBUG_SDKCONFIG);$(FLASH_SIZE_SDKCONFIG);$(FLASH_MODE_SDKCONFIG);$(FLASH_SPEED_SDKCONFIG);$(PSRAM_SDKCONFIG);$(PSRAM_SIZE_SDKCONFIG);$(PSRAM_MODE_SDKCONFIG);$(PSRAM_SPEED_SDKCONFIG);$(TARGET_SDKCONFIG);boards/$(BOARD)/sdkconfig
ifneq ($(CIRCUITPY_BLEIO_NATIVE),0)
	SDKCONFIGS := esp-idf-config/sdkconfig-ble.defaults;$(SDKCONFIGS)
endif
# create the config headers
.PHONY: do-sdkconfig
do-sdkconfig: $(BUILD)/esp-idf/config/sdkconfig.h
QSTR_GLOBAL_REQUIREMENTS += $(BUILD)/esp-idf/config/sdkconfig.h
$(BUILD)/esp-idf/config/sdkconfig.h: boards/$(BOARD)/sdkconfig boards/$(BOARD)/mpconfigboard.mk CMakeLists.txt | $(BUILD)/esp-idf
	$(STEPECHO) "LINK $@"
	$(Q)env IDF_PATH=$(IDF_PATH) cmake -S . -B $(BUILD)/esp-idf -DSDKCONFIG=$(BUILD)/esp-idf/sdkconfig -DSDKCONFIG_DEFAULTS="$(SDKCONFIGS)" -DCMAKE_TOOLCHAIN_FILE=$(IDF_PATH)/tools/cmake/toolchain-$(IDF_TARGET).cmake -DIDF_TARGET=$(IDF_TARGET) -GNinja
	$(Q)$(PYTHON) tools/check-sdkconfig.py \
		CIRCUITPY_DUALBANK=$(CIRCUITPY_DUALBANK) \
		CIRCUITPY_STORAGE_EXTEND=$(CIRCUITPY_STORAGE_EXTEND) \
		$@

# build a lib
# Adding -d explain -j 1 -v to the ninja line will output debug info
#$(BUILD)/esp-idf/esp-idf/%.a: $(BUILD)/esp-idf/config/sdkconfig.h
#	ninja -C $(BUILD)/esp-idf esp-idf/$*.a

$(BUILD)/esp-idf/esp-idf/$(IDF_TARGET)/$(IDF_TARGET)_out.ld: $(BUILD)/esp-idf/config/sdkconfig.h
	ninja -C $(BUILD)/esp-idf esp-idf/$(IDF_TARGET)/$(IDF_TARGET)_out.ld

$(BUILD)/esp-idf/esp-idf/$(IDF_TARGET)/ld/$(IDF_TARGET).project.ld: $(BUILD)/esp-idf/config/sdkconfig.h
	ninja -C $(BUILD)/esp-idf esp-idf/$(IDF_TARGET)/ld/$(IDF_TARGET).project.ld

$(BUILD)/esp-idf/partition_table/partition-table.bin: $(BUILD)/esp-idf/config/sdkconfig.h
	IDF_PATH=$(IDF_PATH) ninja -C $(BUILD)/esp-idf partition_table/partition-table.bin

# run menuconfig and then remove standard settings
menuconfig: $(BUILD)/esp-idf/config $(BUILD)/esp-idf/config/sdkconfig.h
	$(Q)ninja -C $(BUILD)/esp-idf menuconfig
	python tools/update_sdkconfig.py --board=$(BOARD) --debug=$(DEBUG)

update-all-sdkconfigs: $(BUILD)/esp-idf/config/sdkconfig.h
	python tools/update_sdkconfig.py --update_all --board=$(BOARD) --debug=$(DEBUG)

update-board-sdkconfig: $(BUILD)/esp-idf/config/sdkconfig.h
	python tools/update_sdkconfig.py --board=$(BOARD) --debug=$(DEBUG)

BINARY_WIFI_BLOBS = libcore.a libespnow.a libnet80211.a libpp.a libsmartconfig.a

ifneq ($(IDF_TARGET),esp32p4)
	BINARY_BLOBS = esp-idf/components/esp_phy/lib/$(IDF_TARGET)/libphy.a
endif
ifneq ($(CIRCUITPY_WIFI),0)
	BINARY_BLOBS += esp-idf/components/esp_coex/lib/$(IDF_TARGET)/libcoexist.a $(addprefix esp-idf/components/esp_wifi/lib/$(IDF_TARGET)/, $(BINARY_WIFI_BLOBS))
	ifneq ($(IDF_TARGET),esp32c2)
	BINARY_BLOBS += $(addprefix esp-idf/components/esp_wifi/lib/$(IDF_TARGET)/, libmesh.a libwapi.a)
	endif
endif

ifeq ($(IDF_TARGET),esp32)
BINARY_BLOBS += esp-idf/components/esp_phy/lib/$(IDF_TARGET)/librtc.a
endif

ESP_IDF_COMPONENTS_LINK = $(IDF_TARGET_ARCH) $(CHIP_COMPONENTS) app_update bootloader_support driver esp_driver_gpio esp_driver_gptimer esp_driver_i2c esp_driver_ledc esp_driver_spi esp_driver_uart efuse esp_adc esp_app_format esp_common esp_event esp_hw_support esp_mm esp_partition esp_pm esp_ringbuf esp_rom esp_system esp_timer freertos hal heap log newlib nvs_flash pthread soc spi_flash vfs esp_vfs_console
ifneq ($(CIRCUITPY_WIFI),0)
	ESP_IDF_COMPONENTS_LINK += esp_coex esp_netif esp_security esp-tls esp_wifi lwip mbedtls mdns wpa_supplicant esp_phy
endif
ifneq ($(CIRCUITPY_BLEIO_NATIVE),0)
	BLE_IMPL_esp32 := esp32
	BLE_IMPL_esp32s3 := esp32c3
	BLE_IMPL_esp32c2 := libble
	BLE_IMPL_esp32c3 := esp32c3
	BLE_IMPL_esp32c6 := libble
	BLE_IMPL_esp32h2 := libble
	BLE_IMPL = $(BLE_IMPL_$(IDF_TARGET))

	ESP_IDF_COMPONENTS_LINK += bt esp_phy esp_security
	ifeq ($(BLE_IMPL),esp32)
#		BLE will hang the ESP32 and trigger an interrupt watchdog without this undefined symbol at
#		link because a weak version of the interrupt that BLE uses will be linked incorrectly.
		REGISTRATION_FUNCTIONS += -u ld_include_hli_vectors_bt
		BINARY_BLOBS += esp-idf/components/bt/controller/lib_esp32/$(IDF_TARGET)/libbtdm_app.a
	endif

	ifeq ($(BLE_IMPL),esp32c3)
	BINARY_BLOBS += esp-idf/components/esp_phy/lib/$(IDF_TARGET)/libbtbb.a \
					esp-idf/components/bt/controller/lib_esp32c3_family/$(IDF_TARGET)/libbtdm_app.a
	endif

	ifeq ($(BLE_IMPL),libble)
	BINARY_BLOBS += esp-idf/components/esp_phy/lib/$(IDF_TARGET)/libbtbb.a
	ifeq ($(IDF_TARGET),esp32c6)
		BINARY_BLOBS += esp-idf/components/bt/controller/lib_$(IDF_TARGET)/$(IDF_TARGET)-bt-lib/$(IDF_TARGET)/libble_app.a
	else
		BINARY_BLOBS += esp-idf/components/bt/controller/lib_$(IDF_TARGET)/$(IDF_TARGET)-bt-lib/libble_app.a
	endif
	endif
endif
ifeq ($(IDF_TARGET),esp32p4)
    ESP_IDF_COMPONENTS_LINK += esp_security
endif
ifneq ($(CIRCUITPY_ESPULP),0)
	ESP_IDF_COMPONENTS_LINK += ulp
endif
ifneq ($(CIRCUITPY_ESP_PSRAM_SIZE),0)
	ESP_IDF_COMPONENTS_LINK += esp_psram
endif
ifneq ($(CIRCUITPY_DOTCLOCKFRAMEBUFFER),0)
	ESP_IDF_COMPONENTS_LINK += esp_lcd
endif
ifneq ($(CIRCUITPY_PARALLELDISPLAYBUS),0)
	ESP_IDF_COMPONENTS_LINK += esp_lcd
endif
ifneq ($(CIRCUITPY_USB_DEVICE),0)
	ESP_IDF_COMPONENTS_LINK += usb
endif
ifneq ($(CIRCUITPY_SDIOIO),0)
	ESP_IDF_COMPONENTS_LINK += sdmmc esp_driver_sdmmc
endif

ESP_IDF_COMPONENTS_EXPANDED = $(foreach component, $(ESP_IDF_COMPONENTS_LINK), $(BUILD)/esp-idf/esp-idf/$(component)/lib$(component).a)

MBEDTLS_COMPONENTS_LINK = crypto tls x509
MBEDTLS_COMPONENTS_LINK_EXPANDED = $(foreach component, $(MBEDTLS_COMPONENTS_LINK), $(BUILD)/esp-idf/esp-idf/mbedtls/mbedtls/library/libmbed$(component).a)

ifeq ($(IDF_TARGET_ARCH),xtensa)
BINARY_BLOBS += esp-idf/components/xtensa/$(IDF_TARGET)/libxt_hal.a
ESP_IDF_COMPONENTS_EXPANDED += esp-idf/components/xtensa/$(IDF_TARGET)/libxt_hal.a
endif

ifneq ($(CIRCUITPY_ESPCAMERA),0)
ESP_IDF_COMPONENTS_EXPANDED += $(BUILD)/esp-idf/esp-idf/esp-camera/libesp-camera.a
#$(error $(ESP_IDF_COMPONENTS_EXPANDED))
endif

ifneq ($(VALID_BOARD),)
# From esp-idf/components/bootloader/Kconfig.projbuild
# BOOTLOADER_OFFSET is determined by chip type, based on the ROM bootloader, and is not changeable.
ifeq ($(IDF_TARGET),esp32)
BOOTLOADER_OFFSET = 0x1000
else ifeq ($(IDF_TARGET),esp32h2)
BOOTLOADER_OFFSET = 0x0
else ifeq ($(IDF_TARGET),esp32c2)
BOOTLOADER_OFFSET = 0x0
else ifeq ($(IDF_TARGET),esp32c3)
BOOTLOADER_OFFSET = 0x0
else ifeq ($(IDF_TARGET),esp32c6)
BOOTLOADER_OFFSET = 0x0
else ifeq ($(IDF_TARGET),esp32p4)
BOOTLOADER_OFFSET = 0x2000
else ifeq ($(IDF_TARGET),esp32s3)
BOOTLOADER_OFFSET = 0x0
else ifeq ($(IDF_TARGET),esp32s2)
BOOTLOADER_OFFSET = 0x1000
else
$(error unknown IDF_TARGET $(IDF_TARGET))
endif
endif

IDF_CMAKE_TARGETS = \
		bootloader/bootloader.bin \
		esp-idf/esp_system/__ldgen_output_sections.ld \
		$(foreach component, $(ESP_IDF_COMPONENTS_LINK), esp-idf/$(component)/lib$(component).a)

PARTITION_TABLE_OFFSET = 0x8000
FIRMWARE_OFFSET = 0x10000

# Map the flash's run mode to flashing mode (only dual is supported by the early bootloaders).
# https://github.com/espressif/esp-idf/blob/82cceabc6e6a0a2d8c40e2249bc59917cc5e577a/components/esptool_py/Kconfig.projbuild#L74-L87
ifeq ($(CIRCUITPY_ESP_FLASH_MODE),dout)
	ESPTOOLPY_FLASHMODE = "dout"
endif
ifeq ($(CIRCUITPY_ESP_FLASH_MODE),opi)
	ESPTOOLPY_FLASHMODE = "dout"
endif
# Most modes can flash with dio
ESPTOOLPY_FLASHMODE ?= "dio"

# Cap the flash speed to 80m.
# https://github.com/espressif/esp-idf/blob/82cceabc6e6a0a2d8c40e2249bc59917cc5e577a/components/esptool_py/Kconfig.projbuild#L74-L87
ifeq ($(CIRCUITPY_ESP_FLASH_FREQ),120m)
	ESPTOOLPY_FLASHFREQ = "80m"
else
	ESPTOOLPY_FLASHFREQ = $(CIRCUITPY_ESP_FLASH_FREQ)
endif

FLASH_FLAGS = --flash_mode $(ESPTOOLPY_FLASHMODE) --flash_freq $(ESPTOOLPY_FLASHFREQ) --flash_size $(CIRCUITPY_ESP_FLASH_SIZE)

ESPTOOL_FLAGS ?= --before=default_reset --after=no_reset --baud 921600

ifeq ($(UF2_BOOTLOADER),1)
all: $(BUILD)/firmware.bin $(BUILD)/firmware.uf2
else
all: $(BUILD)/firmware.bin
endif

$(IDF_CMAKE_TARGETS): esp-idf-stamp

.PHONY: esp-idf-stamp
esp-idf-stamp: $(BUILD)/esp-idf/config/sdkconfig.h
	$(Q)ninja -C $(BUILD)/esp-idf $(IDF_CMAKE_TARGETS)

$(BUILD)/firmware.elf: $(OBJ) | esp-idf-stamp $(IDF_CMAKE_TARGETS)
	$(STEPECHO) "LINK $@"
	$(Q)$(CC) -o $@ $(LDFLAGS) $^ -Wl,--print-memory-usage -Wl,--start-group $(ESP_IDF_COMPONENTS_EXPANDED) $(BINARY_BLOBS) $(MBEDTLS_COMPONENTS_LINK_EXPANDED) $(LIBS) -Wl,--end-group $(REGISTRATION_FUNCTIONS)

$(BUILD)/circuitpython-firmware.bin: $(BUILD)/firmware.elf | tools/build_memory_info.py
	$(STEPECHO) "Create $@"
	$(Q)esptool.py --chip $(IDF_TARGET) elf2image $(FLASH_FLAGS) --elf-sha256-offset 0xb0 -o $@ $^
	$(Q)$(PYTHON) tools/build_memory_info.py $< $(BUILD)/esp-idf/sdkconfig $@ $(BUILD)

ifeq ($(VALID_BOARD),)
$(BUILD)/firmware.bin: invalid-board
else
$(BUILD)/firmware.bin: $(BUILD)/circuitpython-firmware.bin | esp-idf-stamp
	$(Q)$(PYTHON) ../../tools/join_bins.py $@ $(BOOTLOADER_OFFSET) $(BUILD)/esp-idf/bootloader/bootloader.bin $(PARTITION_TABLE_OFFSET) $(BUILD)/esp-idf/partition_table/partition-table.bin $(FIRMWARE_OFFSET) $(BUILD)/circuitpython-firmware.bin
endif

UF2_FAMILY_ID_esp32s2 = 0xbfdd4eee
UF2_FAMILY_ID_esp32s3 = 0xc47e5767
UF2_FAMILY_ID_esp32p4 = 0x540ddf62

$(BUILD)/firmware.uf2: $(BUILD)/circuitpython-firmware.bin
	$(STEPECHO) "Create $@"
	$(Q)$(PYTHON) $(TOP)/tools/uf2/utils/uf2conv.py -f $(UF2_FAMILY_ID_$(IDF_TARGET)) -b 0x0000 -c -o $@ $^

flash: $(BUILD)/firmware.bin
	esptool.py --chip $(IDF_TARGET) -p $(PORT) $(ESPTOOL_FLAGS) write_flash $(FLASH_FLAGS) 0x0000 $^

flash-circuitpython-only: $(BUILD)/circuitpython-firmware.bin
	esptool.py --chip $(IDF_TARGET) -p $(PORT) $(ESPTOOL_FLAGS) write_flash $(FLASH_FLAGS) $(FIRMWARE_OFFSET) $^

monitor: $(BUILD)/firmware.elf
	cp $< build/circuitpython.elf
	idf.py monitor -p $(PORT)

include $(TOP)/py/mkrules.mk