include ../Makefile.defs

TARGETS          := bootloader
$(OUTPUT_DIRECTORY)/bootloader.out: \
  LINKER_SCRIPT  := bootloader.ld


# Source files common to all targets
SRC_FILES += \
  $(PROJ_DIR)/main.c \
  $(PROJ_DIR)/dfu_public_key.c \
  $(SRC_COMMON)/hw_connect.c \
  $(SRC_COMMON)/libc_nano_stubs.c \
  $(SDK_ROOT)/modules/nrfx/drivers/src/nrfx_clock.c \
  $(SDK_ROOT)/modules/nrfx/drivers/src/nrfx_power.c \
  $(SDK_ROOT)/modules/nrfx/drivers/src/nrfx_systick.c \
  $(SDK_ROOT)/modules/nrfx/drivers/src/nrfx_usbd.c \
  $(SDK_ROOT)/modules/nrfx/mdk/system_nrf52840.c \
  $(SDK_ROOT)/modules/nrfx/hal/nrf_nvmc.c \
  $(SDK_ROOT)/modules/nrfx/soc/nrfx_atomic.c \
  $(SDK_ROOT)/modules/nrfx/mdk/gcc_startup_nrf52840.S \
  $(SDK_ROOT)/external/fprintf/nrf_fprintf.c \
  $(SDK_ROOT)/external/fprintf/nrf_fprintf_format.c \
  $(SDK_ROOT)/external/nano-pb/pb_common.c \
  $(SDK_ROOT)/external/nano-pb/pb_decode.c \
  $(SDK_ROOT)/external/utf_converter/utf.c \
  $(SDK_ROOT)/integration/nrfx/legacy/nrf_drv_clock.c \
  $(SDK_ROOT)/integration/nrfx/legacy/nrf_drv_power.c \
  $(SDK_ROOT)/components/libraries/log/src/nrf_log_frontend.c \
  $(SDK_ROOT)/components/libraries/log/src/nrf_log_str_formatter.c \
  $(SDK_ROOT)/components/libraries/util/app_error_weak.c \
  $(SDK_ROOT)/components/libraries/scheduler/app_scheduler.c \
  $(SDK_ROOT)/components/libraries/util/app_util_platform.c \
  $(SDK_ROOT)/components/libraries/usbd/app_usbd.c \
  $(SDK_ROOT)/components/libraries/usbd/class/cdc/acm/app_usbd_cdc_acm.c \
  $(SDK_ROOT)/components/libraries/usbd/app_usbd_core.c \
  $(SDK_ROOT)/components/libraries/usbd/app_usbd_serial_num.c \
  $(SDK_ROOT)/components/libraries/usbd/app_usbd_string_desc.c \
  $(SDK_ROOT)/components/libraries/crc32/crc32.c \
  $(SDK_ROOT)/components/libraries/mem_manager/mem_manager.c \
  $(SDK_ROOT)/components/libraries/util/nrf_assert.c \
  $(SDK_ROOT)/components/libraries/atomic_fifo/nrf_atfifo.c \
  $(SDK_ROOT)/components/libraries/atomic/nrf_atomic.c \
  $(SDK_ROOT)/components/libraries/balloc/nrf_balloc.c \
  $(SDK_ROOT)/components/libraries/fstorage/nrf_fstorage.c \
  $(SDK_ROOT)/components/libraries/fstorage/nrf_fstorage_nvmc.c \
  $(SDK_ROOT)/components/libraries/fstorage/nrf_fstorage_sd.c \
  $(SDK_ROOT)/components/libraries/memobj/nrf_memobj.c \
  $(SDK_ROOT)/components/libraries/queue/nrf_queue.c \
  $(SDK_ROOT)/components/libraries/slip/slip.c \
  $(SDK_ROOT)/components/libraries/ringbuf/nrf_ringbuf.c \
  $(SDK_ROOT)/components/libraries/experimental_section_vars/nrf_section_iter.c \
  $(SDK_ROOT)/components/libraries/strerror/nrf_strerror.c \
  $(SDK_ROOT)/components/libraries/crypto/backend/cc310_bl/cc310_bl_backend_ecc.c \
  $(SDK_ROOT)/components/libraries/crypto/backend/cc310_bl/cc310_bl_backend_ecdsa.c \
  $(SDK_ROOT)/components/libraries/crypto/backend/cc310_bl/cc310_bl_backend_hash.c \
  $(SDK_ROOT)/components/libraries/crypto/backend/cc310_bl/cc310_bl_backend_init.c \
  $(SDK_ROOT)/components/libraries/crypto/backend/cc310_bl/cc310_bl_backend_shared.c \
  $(SDK_ROOT)/components/softdevice/common/nrf_sdh.c \
  $(SDK_ROOT)/components/softdevice/common/nrf_sdh_ble.c \
  $(SDK_ROOT)/components/softdevice/common/nrf_sdh_soc.c \
  $(SDK_ROOT)/components/libraries/crypto/nrf_crypto_ecc.c \
  $(SDK_ROOT)/components/libraries/crypto/nrf_crypto_ecdsa.c \
  $(SDK_ROOT)/components/libraries/crypto/nrf_crypto_hash.c \
  $(SDK_ROOT)/components/libraries/crypto/nrf_crypto_init.c \
  $(SDK_ROOT)/components/libraries/crypto/nrf_crypto_shared.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu_svci.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu_svci_handler.c \
  $(SDK_ROOT)/components/libraries/bootloader/serial_dfu/nrf_dfu_serial.c \
  $(SDK_ROOT)/components/libraries/bootloader/serial_dfu/nrf_dfu_serial_usb.c \
  $(SDK_ROOT)/components/libraries/svc/nrf_svc_handler.c \
  $(SDK_ROOT)/components/ble/common/ble_srv_common.c \
  $(SDK_ROOT)/components/libraries/bootloader/nrf_bootloader.c \
  $(SDK_ROOT)/components/libraries/bootloader/nrf_bootloader_app_start.c \
  $(SDK_ROOT)/components/libraries/bootloader/nrf_bootloader_app_start_final.c \
  $(SDK_ROOT)/components/libraries/bootloader/nrf_bootloader_dfu_timers.c \
  $(SDK_ROOT)/components/libraries/bootloader/nrf_bootloader_fw_activation.c \
  $(SDK_ROOT)/components/libraries/bootloader/nrf_bootloader_info.c \
  $(SDK_ROOT)/components/libraries/bootloader/nrf_bootloader_wdt.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/dfu-cc.pb.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu.c \
  $(SDK_ROOT)/components/libraries/bootloader/ble_dfu/nrf_dfu_ble.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu_flash.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu_handling_error.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu_mbr.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu_req_handler.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu_settings.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu_settings_svci.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu_transport.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu_utils.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu_validation.c \
  $(SDK_ROOT)/components/libraries/bootloader/dfu/nrf_dfu_ver_validation.c \
  $(SDK_ROOT)/components/libraries/crypto/backend/oberon/oberon_backend_chacha_poly_aead.c \
  $(SDK_ROOT)/components/libraries/crypto/backend/oberon/oberon_backend_ecc.c \
  $(SDK_ROOT)/components/libraries/crypto/backend/oberon/oberon_backend_ecdh.c \
  $(SDK_ROOT)/components/libraries/crypto/backend/oberon/oberon_backend_ecdsa.c \
  $(SDK_ROOT)/components/libraries/crypto/backend/oberon/oberon_backend_eddsa.c \
  $(SDK_ROOT)/components/libraries/crypto/backend/oberon/oberon_backend_hash.c \
  $(SDK_ROOT)/components/libraries/crypto/backend/oberon/oberon_backend_hmac.c \

# Include folders common to all targets
INC_FOLDERS += \
  $(PROJ_DIR) \
  ${SRC_COMMON} \
  $(SDK_ROOT)/components \
  $(SDK_ROOT)/modules/nrfx/drivers/include \
  $(SDK_ROOT)/components/libraries/crypto/backend/micro_ecc \
  $(SDK_ROOT)/components/libraries/memobj \
  $(SDK_ROOT)/components/softdevice/s140/headers/nrf52 \
  $(SDK_ROOT)/components/libraries/crc32 \
  $(SDK_ROOT)/components/libraries/experimental_section_vars \
  $(SDK_ROOT)/components/libraries/mem_manager \
  $(SDK_ROOT)/components/libraries/fstorage \
  $(SDK_ROOT)/components/libraries/util \
  $(SDK_ROOT)/modules/nrfx \
  $(SDK_ROOT)/external/utf_converter \
  $(SDK_ROOT)/external/nrf_oberon/include \
  $(SDK_ROOT)/components/libraries/crypto/backend/oberon \
  $(SDK_ROOT)/components/libraries/crypto/backend/cifra \
  $(SDK_ROOT)/components/libraries/atomic \
  $(SDK_ROOT)/integration/nrfx \
  $(SDK_ROOT)/integration/nrfx/legacy \
  $(SDK_ROOT)/components/libraries/crypto/backend/cc310_bl \
  $(SDK_ROOT)/external/nrf_cc310/include \
  $(SDK_ROOT)/components/libraries/log/src \
  $(SDK_ROOT)/components/libraries/bootloader/dfu \
  $(SDK_ROOT)/components/ble/common \
  $(SDK_ROOT)/components/libraries/delay \
  $(SDK_ROOT)/components/libraries/svc \
  $(SDK_ROOT)/components/libraries/stack_info \
  $(SDK_ROOT)/components/libraries/crypto/backend/nrf_hw \
  $(SDK_ROOT)/components/libraries/log \
  $(SDK_ROOT)/components/libraries/usbd/class/cdc \
  $(SDK_ROOT)/components/libraries/usbd \
  $(SDK_ROOT)/components/libraries/usbd/class/cdc/acm \
  $(SDK_ROOT)/external/nrf_oberon \
  $(SDK_ROOT)/components/libraries/strerror \
  $(SDK_ROOT)/components/libraries/crypto/backend/mbedtls \
  $(SDK_ROOT)/components/libraries/crypto/backend/cc310 \
  $(SDK_ROOT)/components/libraries/bootloader \
  $(SDK_ROOT)/components/softdevice/s140/headers \
  $(SDK_ROOT)/components/libraries/crypto \
  $(SDK_ROOT)/components/libraries/crypto/backend/optiga \
  $(SDK_ROOT)/components/libraries/scheduler \
  $(SDK_ROOT)/external/nrf_cc310_bl/include \
  $(SDK_ROOT)/modules/nrfx/hal \
  $(SDK_ROOT)/external/fprintf \
  $(SDK_ROOT)/components/libraries/slip \
  $(SDK_ROOT)/components/toolchain/cmsis/include \
  $(SDK_ROOT)/components/libraries/balloc \
  $(SDK_ROOT)/components/libraries/atomic_fifo \
  $(SDK_ROOT)/components/libraries/crypto/backend/nrf_sw \
  $(SDK_ROOT)/modules/nrfx/mdk \
  $(SDK_ROOT)/components/libraries/bootloader/ble_dfu \
  $(SDK_ROOT)/components/softdevice/common \
  $(SDK_ROOT)/external/nano-pb \
  $(SDK_ROOT)/components/libraries/queue \
  $(SDK_ROOT)/components/libraries/mutex \
  $(SDK_ROOT)/components/libraries/ringbuf \

# Libraries common to all targets
LIB_FILES += \
  $(SDK_ROOT)/external/nrf_oberon/lib/cortex-m4/hard-float/liboberon_3.0.8.a \
  $(SDK_ROOT)/external/nrf_cc310_bl/lib/cortex-m4/hard-float/libnrf_cc310_bl_0.9.13.a \


ifeq	(${CURRENT_DEVICE_TYPE}, ${CHAMELEON_ULTRA})
  CFLAGS += -DPROJECT_CHAMELEON_ULTRA
$(info  Chameleon Ultra <Bootloader>: zZZZZZ.)
else ifeq (${CURRENT_DEVICE_TYPE}, ${CHAMELEON_LITE})
  CFLAGS += -DPROJECT_CHAMELEON_LITE
$(info  Chameleon Lite <Bootloader>: zZZZZZ.)
else
$(error Chameleon <Bootloader>: No device type define.)
endif

ifeq (${SDK_VALIDATION}, 1)
SRC_FILES += \
  $(SRC_COMMON)/sdk_validation.c
endif

# Optimization flags
OPT = -Os -g3
# Uncomment the line below to enable link time optimization
#OPT += -flto

# C flags common to all targets
CFLAGS += $(OPT)
CFLAGS += -DBLE_STACK_SUPPORT_REQD
# CFLAGS += -DCONFIG_GPIO_AS_PINRESET
CFLAGS += -DFLOAT_ABI_HARD
CFLAGS += -DNRF52840_XXAA
CFLAGS += -DNRF_DFU_SETTINGS_VERSION=2
CFLAGS += -DNRF_DFU_SVCI_ENABLED
CFLAGS += -DNRF_SD_BLE_API_VERSION=7
CFLAGS += -DS140
CFLAGS += -DSOFTDEVICE_PRESENT
CFLAGS += -DSVC_INTERFACE_CALL_AS_NORMAL_FUNCTION
CFLAGS += -mcpu=cortex-m4
CFLAGS += -mthumb -mabi=aapcs
CFLAGS += -Wall -Werror
CFLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16
# keep every function in a separate section, this allows linker to discard unused ones
CFLAGS += -ffunction-sections -fdata-sections -fno-strict-aliasing
CFLAGS += -fno-builtin -fshort-enums

# C++ flags common to all targets
CXXFLAGS += $(OPT)
# Assembler flags common to all targets
ASMFLAGS += -g3
ASMFLAGS += -mcpu=cortex-m4
ASMFLAGS += -mthumb -mabi=aapcs
ASMFLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16
ASMFLAGS += -DBLE_STACK_SUPPORT_REQD
ASMFLAGS += -DCONFIG_GPIO_AS_PINRESET
ASMFLAGS += -DFLOAT_ABI_HARD
ASMFLAGS += -DNRF52840_XXAA
ASMFLAGS += -DNRF_DFU_SETTINGS_VERSION=2
ASMFLAGS += -DNRF_DFU_SVCI_ENABLED
ASMFLAGS += -DNRF_SD_BLE_API_VERSION=7
ASMFLAGS += -DS140
ASMFLAGS += -DSOFTDEVICE_PRESENT
ASMFLAGS += -DSVC_INTERFACE_CALL_AS_NORMAL_FUNCTION

# Linker flags
LDFLAGS += $(OPT)
LDFLAGS += -mthumb -mabi=aapcs -L$(SDK_ROOT)/modules/nrfx/mdk -L${LD_DIR}/ -T$(LINKER_SCRIPT)
LDFLAGS += -mcpu=cortex-m4
LDFLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16
# let linker dump unused sections
LDFLAGS += -Wl,--gc-sections
# use newlib in nano version
LDFLAGS += --specs=nano.specs

bootloader: CFLAGS += -D__HEAP_SIZE=0
bootloader: ASMFLAGS += -D__HEAP_SIZE=0

# Add standard libraries at the very end of the linker input, after all objects
# that may need symbols provided by these libraries.
LIB_FILES += -lc -lnosys -lm


.PHONY: default help

# Default target - first one defined
default: bootloader

# Print all targets that can be built
help:
	@echo following targets are available:
	@echo		bootloader
	@echo		flash_softdevice
	@echo		config - starting external tool for editing sdk_config.h
	@echo		flash      - flashing binary

TEMPLATE_PATH := $(SDK_ROOT)/components/toolchain/gcc

include $(TEMPLATE_PATH)/Makefile.common

# tolerate warnings in newer gcc versions
# need to be called after $(TEMPLATE_PATH)/Makefile.common
# The return value of the Windows+msys2 build platform has carriage returns and line breaks, which need to be removed.
CC_VERSION = $(shell $(CC) -dumpversion 2>/dev/null | tr -d '\r' | cut -d. -f1)
CC_VERSION := $(or $(strip $(CC_VERSION)),0)
ifeq ($(shell expr $(CC_VERSION) \>= 12), 1)
    # avoid a couple of false warnings in nRF SDK
    CFLAGS += --param=min-pagesize=0
endif

$(foreach target, $(TARGETS), $(call define_target, $(target)))

.PHONY: flash flash_softdevice erase

# Flash the program
flash: default
	@echo Flashing: $(OUTPUT_DIRECTORY)/bootloader.hex
	nrfjprog -f nrf52 --program $(OUTPUT_DIRECTORY)/bootloader.hex --sectorerase
	nrfjprog -f nrf52 --reset

# Flash softdevice
flash_softdevice:
	@echo Flashing: s140_nrf52_7.2.0_softdevice.hex
	nrfjprog -f nrf52 --program $(SDK_ROOT)/components/softdevice/s140/hex/s140_nrf52_7.2.0_softdevice.hex --sectorerase
	nrfjprog -f nrf52 --reset

# Flash with ST-Link + OpenOCD
flash_stlink:
	@echo Generating settings...
	nrfutil settings generate --family NRF52840 --application $(OUTPUT_DIRECTORY)/application.hex --application-version 1 --bootloader-version 1 --bl-settings-version 2 $(OUTPUT_DIRECTORY)/settings.hex
	@echo Merging required files
	mergehex --merge $(OUTPUT_DIRECTORY)/bootloader.hex $(OUTPUT_DIRECTORY)/settings.hex --output $(OUTPUT_DIRECTORY)/bootloader_settings.hex
	mergehex --merge $(OUTPUT_DIRECTORY)/bootloader_settings.hex $(OUTPUT_DIRECTORY)/application.hex $(SDK_ROOT)/components/softdevice/s140/hex/s140_nrf52_7.2.0_softdevice.hex --output $(OUTPUT_DIRECTORY)/project.hex
	@echo Flashing...
	openocd -f interface/stlink.cfg -f target/nrf52.cfg -c "program $(OUTPUT_DIRECTORY)/project.hex verify reset ; shutdown"

erase:
	nrfjprog -f nrf52 --eraseall

# Erase with ST-Link
erase_stlink:
	openocd -f interface/stlink.cfg -f target/nrf52.cfg -c "flash init; init; reset halt; flash erase_sector 0 1 last; exit"
	@echo Successfully deleted everything!

# Config project
SDK_CONFIG_FILE := $(PROJ_DIR)/sdk_config.h
CMSIS_CONFIG_TOOL := $(SDK_ROOT)/external_tools/cmsisconfig/CMSIS_Configuration_Wizard.jar
config:
	java -jar $(CMSIS_CONFIG_TOOL) $(SDK_CONFIG_FILE)