ifndef CONTIKI
  $(error CONTIKI not defined! You must specify where CONTIKI resides!)
endif

##############################################################################
# User definable make parameters that may be overwritten from the command line
ifdef CHIP
  JENNIC_CHIP = $(CHIP)
else
JENNIC_CHIP ?= JN5168
endif
ifdef MODULE
  JN5168_MODULE = $(MODULE)
else
  JN5168_MODULE ?= M00
endif
JENNIC_PCB ?= DEVKIT4
JENNIC_STACK ?= MAC
JENNIC_MAC ?= MiniMac
DISABLE_LTO ?= 1
# can be set to SW or HW
DEBUG ?= None

ifeq ($(HOST_OS),Windows)
  SDK_BASE_DIR ?= C:/NXP/bstudio_nxp/sdk/JN-SW-4163
  FLASH_PROGRAMMER ?= ${SDK_BASE_DIR}/Tools/flashprogrammer/FlashCLI.exe
else
  # Assume Linux
  SDK_BASE_DIR ?= /usr/jn516x-sdk/JN-SW-4163
  FLASH_PROGRAMMER ?= $(CONTIKI)/tools/jn516x/JennicModuleProgrammer
endif

###############################################################################
# Include NXP makefiles
include $(SDK_BASE_DIR)/Chip/Common/Build/config.mk
include $(SDK_BASE_DIR)/Platform/Common/Build/config.mk
include $(SDK_BASE_DIR)/Stack/Common/Build/config.mk

# Add missing includes
INCFLAGS += -I$(COMPONENTS_BASE_DIR)/MicroSpecific/Include
INCFLAGS += -I$(COMPONENTS_BASE_DIR)/Recal/Include
INCFLAGS += -I$(COMPONENTS_BASE_DIR)/ProductionTestApi/Include
INCFLAGS += -I$(COMPONENTS_BASE_DIR)/Xcv/Include

# Add missing libs and
# do not link with MiniMac nor MiniMacShim (we use MMAC)
LDLIBS += Recal_$(JENNIC_CHIP_FAMILY)
LDLIBS := $(subst MiniMacShim_JN516x, ,$(LDLIBS))
ifeq ($(JENNIC_CHIP),JN5169)
  LDLIBS := $(subst MiniMac_JN5169, ,$(LDLIBS))
else
LDLIBS := $(subst MiniMac_JN516x, ,$(LDLIBS))
  LDLIBS += JPT_$(JENNIC_CHIP)
endif

# Enable all warnings
CFLAGS += -Wall
# Disable warnings that result many false positives with the Contiki core
CFLAGS += -Wno-strict-aliasing
CFLAGS += -Wno-cast-align

# Warings as error
ifeq ($(WERROR),1)
CFLAGS += -Werror
endif

# Pass DEBUG as CFLAG
ifeq ($(DEBUG),SW)
CFLAGS += -DDEBUG=1
endif

# Path-independent cross-compiler
CC:=$(CROSS_COMPILE)-gcc
AS:=$(CROSS_COMPILE)-as
LD:=$(CROSS_COMPILE)-ls
AR:=$(CROSS_COMPILE)-ar
NM:=$(CROSS_COMPILE)-nm
STRIP:=$(CROSS_COMPILE)-strip
SIZE:=$(CROSS_COMPILE)-size
OBJCOPY:=$(CROSS_COMPILE)-objcopy
OBJDUMP:=$(CROSS_COMPILE)-objdump

ARCH = jn516x-ccm-star.c exceptions.c rtimer-arch.c rtimer-arch-slow.c \
       slip_uart0.c clock.c micromac-radio.c \
       mtarch.c node-id.c watchdog.c slip.c sprintf.c
# Default uart0 for printf and slip
TARGET_WITH_UART0 ?= 1
TARGET_WITH_UART1 ?= 0

# Get required uart files
ifeq ($(TARGET_WITH_UART0),1)
WITH_UART = 1
ARCH += uart0.c
endif
ifeq ($(TARGET_WITH_UART1),1)
WITH_UART = 1
ARCH += uart1.c
endif
ifeq ($(WITH_UART),1)
ARCH += uart-driver.c
endif

CONTIKI_TARGET_DIRS = . dev lib
CONTIKI_TARGET_MAIN = contiki-jn516x-main.c

ifeq ($(JN516x_WITH_DR1175),1)
JN516x_WITH_DR1174 = 1
CFLAGS += -DSENSOR_BOARD_DR1175
CONTIKI_TARGET_DIRS += dev/dr1175
ARCH += ht-sensor.c light-sensor.c leds-extension.c leds-arch-1175.c
endif

ifeq ($(JN516x_WITH_DR1199),1)
JN516x_WITH_DR1174 = 1
CFLAGS += -DSENSOR_BOARD_DR1199
CONTIKI_TARGET_DIRS += dev/dr1199
ARCH += pot-sensor.c leds-arch-1199.c
endif

ifeq ($(JN516x_WITH_DR1174),1)
CFLAGS += -DSENSOR_BOARD_DR1174
CONTIKI_TARGET_DIRS += dev/dr1174
ARCH += button-sensor.c leds-arch.c
else
# Dongle is the default platform
JN516x_WITH_DONGLE = 1
endif

ifeq ($(JN516x_WITH_DONGLE),1)
CFLAGS += -DDONGLE_NODE
CONTIKI_TARGET_DIRS += dev/dongle
ARCH += leds-arch.c
endif

ifeq ($(JENNIC_CHIP),JN5168)
CFLAGS += -DJN5168_$(JN5168_MODULE)
endif

ifdef nodemac
CFLAGS += -DMACID=$(nodemac)
endif

CLEAN += *.jn516x
CLEAN += *.jn516x.bin

MODULES += os/net os/net/mac os/net/mac/framer \
  os/net/mac/csma os/net/mac/nullmac

CONTIKI_TARGET_SOURCEFILES += $(ARCH)
CONTIKI_SOURCEFILES        += $(CONTIKI_TARGET_SOURCEFILES)

PROJECT_OBJECTFILES += ${addprefix $(OBJECTDIR)/,$(CONTIKI_TARGET_MAIN:.c=.o)}

CFLAGS += $(INCFLAGS)

# Library search paths
LDFLAGS += -L$(CHIP_BASE_DIR)/Build
LDFLAGS += -L$(CHIP_BASE_DIR)/Library

LDLIBS := $(addsuffix _$(JENNIC_CHIP_FAMILY),$(APPLIBS)) $(LDLIBS)

ifeq ($(HOST_OS),Windows)
# Windows assumes Cygwin. Substitute all paths in CFLAGS and LDFLAGS with Windows paths.
CFLAGS := $(patsubst -I/cygdrive/c/%,-Ic:/%,$(CFLAGS))
LDFLAGS := $(patsubst -L/cygdrive/c/%,-Lc:/%,$(LDFLAGS))
endif

########################################################################

MOTELIST = python $(CONTIKI)/tools/jn516x/mote-list.py

# Check if we are running under Windows
ifeq ($(HOST_OS),Windows)
  USBDEVPREFIX=/dev/com
  USBDEVBASENAME=COM
  SERIALDUMP ?= $(CONTIKI)/tools/jn516x/serialdump-windows
else
ifeq ($(HOST_OS),Darwin)
  USBDEVPREFIX=
  USBDEVBASENAME=/dev/tty.usbserial-
  SERIALDUMP ?= $(CONTIKI)/tools/jn516x/serialdump-macos
else
  # Else we assume Linux
  USBDEVPREFIX=
  USBDEVBASENAME=/dev/ttyUSB
  SERIALDUMP ?= $(CONTIKI)/tools/jn516x/serialdump-linux
endif
endif

# Note: this logic is different from Sky
ifneq ("", "$(filter-out %all,$(filter %.upload serial% login, $(MAKECMDGOALS)))")
ifndef MOTE
  $(error MOTE not defined! You must specify which MOTE (serial port) to use)
endif
endif
PORT = $(USBDEVBASENAME)$(MOTE)

#### make targets

########################################################################
# Dependency, compilation and flash-programming rules

.PHONY: all clean

.PRECIOUS: %.elf

%.d: clean

%.nm: %.$(TARGET)
	$(Q)$(NM) -nS $< > $@

%.dmp: %.$(TARGET)
	$(Q)$(OBJDUMP) -d $< > $@

define FINALIZE_DEPENDENCY_
# hack: subsitute windows path back to cygwin path
sed -e 's/c:\//\/cygdrive\/c\//' $(@:.o=.d) > $(@:.o=.$$$$); \
cp $(@:.o=.$$$$) $(@:.o=.d); \
sed -e 's/#.*//' -e 's/^[^:]*: *//' -e 's/ *\\$$//' \
    -e '/^$$/ d' -e 's/$$/ :/' < $(@:.o=.$$$$) >> $(@:.o=.d); \
rm -f $(@:.o=.$$$$)
endef

CUSTOM_RULE_C_TO_OBJECTDIR_O = 1
$(OBJECTDIR)/%.o: %.c | $(OBJECTDIR)
	$(TRACE_CC)
	$(Q)$(CC) $(CFLAGS) -MMD -c $< -o $@
	@$(FINALIZE_DEPENDENCY_)

CUSTOM_RULE_LINK = 1
ALLLIBS = $(addprefix -l,$(LDLIBS)) $(addprefix -l,$(LDSTACKLIBS)) $(addprefix -l,$(LDMYLIBS))
ABS_APPLIBS = $(addsuffix _$(JENNIC_CHIP_FAMILY).a,$(addprefix $(COMPONENTS_BASE_DIR)/Library/lib,$(APPLIBS)))

ifneq ($(wildcard $(SDK_BASE_DIR)/Components/Library/*),)
# The SDK is fully installed, proceed to linking and objcopy to ready-to-upload .jn516x.bin file
%.$(TARGET): %.co $(PROJECT_OBJECTFILES) $(PROJECT_LIBRARIES) contiki-$(TARGET).a $(ABS_APPLIBS)
	echo  ${filter %.a,$^}
	$(Q)$(CC) -Wl,--gc-sections $(LDFLAGS) -T$(LINKCMD) -o $@ -Wl,--start-group \
	  $(patsubst /cygdrive/c/%,c:/%,${filter-out %.a,$^}) \
	  $(patsubst /cygdrive/c/%,c:/%,${filter %.a,$^}) \
	  $(ALLLIBS) -Wl,--end-group -Wl,-Map,contiki-$(TARGET).map
	$(OBJCOPY) -S -O binary $@ $@.bin
else
# The SDK does not include libraries, only build objects and libraries, skip linking
%.$(TARGET): %.co $(PROJECT_OBJECTFILES) $(PROJECT_LIBRARIES) contiki-$(TARGET).a
	echo Creating empty $@
	touch $@
endif

%.$(TARGET).bin: %.$(TARGET)
	$(Q)$(OBJCOPY) -S -O binary $< $@

### Upload target to one jn516x mote specified by MOTE=portNumber
ifeq ($(HOST_OS),Windows)
%.upload: %.$(TARGET).bin
	${FLASH_PROGRAMMER} -a -c $(PORT) -B 1000000 -s -w -f $<
else
%.upload: %.$(TARGET).bin
	${FLASH_PROGRAMMER} -V 10 -v -s $(PORT) -I 38400 -P 1000000 -f $<
endif

### Flash the given file
ifeq ($(HOST_OS),Windows)
%.flash: ${FLASH_PROGRAMMER}
	${FLASH_PROGRAMMER} -a -c $(PORT) -B 1000000 -s -w -f $*.$(TARGET).bin
else
%.flash: ${FLASH_PROGRAMMER}
	${FLASH_PROGRAMMER} -V 10 -v -s $(PORT) -I 38400 -P 1000000 -s -f $*.$(TARGET).bin
endif

### List the ports with connected jn516x motes
motelist:
	$(Q)$(MOTELIST) ${FLASH_PROGRAMMER} \#

motelistmac:
	$(Q)$(MOTELIST) ${FLASH_PROGRAMMER} \!

motelistinfo:
	$(Q)$(MOTELIST) ${FLASH_PROGRAMMER} \?

### Upload target to all connected jn516x motes
%.uploadall: %.$(TARGET).bin
	$(Q)$(MOTELIST) ${FLASH_PROGRAMMER} $<

### Flash the given file to all connected jn516x motes
%.flashall:
	$(Q)$(MOTELIST) ${FLASH_PROGRAMMER} $*

### Dump output from all connected jn516x motes
serialdumpall:
	$(Q)$(MOTELIST) ${FLASH_PROGRAMMER} \% $(SERIALDUMP)

########### login: read serial line ##############
### USAGE: make TARGET=jn516x login UART_BAUDRATE={baudrate} {serial device}
### UART_BAUDRATE: i.e., 115200. default is 1000000
### example: make TARGET=jn516x UART_BAUDRATE=115200 login MOTE=1

UART_BAUDRATE ?= 1000000

$(CONTIKI)/tools/tunslip6:	$(CONTIKI)/tools/tunslip6.c
	($(MAKE) -C $(CONTIKI)/tools tunslip6 CFLAGS= LDFLAGS= LDLIBS= INCFLAGS=)

$(SERIALDUMP): $(CONTIKI)/tools/jn516x/serialdump.c
	(cd $(CONTIKI)/tools/jn516x; ${MAKE} $(notdir $(SERIALDUMP)))

login: $(SERIALDUMP)
	$(SERIALDUMP) -b${UART_BAUDRATE} $(USBDEVPREFIX)$(PORT)

serialview: $(SERIALDUMP)
	$(SERIALDUMP) -b${UART_BAUDRATE} $(USBDEVPREFIX)$(PORT) | $(CONTIKI)/tools/timestamp

serialdump: $(SERIALDUMP)
	$(SERIALDUMP) -b${UART_BAUDRATE} $(USBDEVPREFIX)$(PORT) | $(CONTIKI)/tools/timestamp | tee serialdump-$(notdir $(PORT))-`date +%Y%m%d-%H%M`