VERSION = 2.12
DEFAULT_AVAILABLE_TARGETS = ec618_0h00 ec618_1h10

eq = $(and $(findstring $(1),$(2)),$(findstring $(2),$(1)))

include $(TOP)/PLAT/device/target/board/$(TARGET)/$(CORE)/$(TARGET)_$(CORE).mk
include $(TOP)/PLAT/device/target/board/common/macro.mk

ifndef TARGET
$(warning "No TARGET specified. will use default ec618_0h00")
TARGET ?= ec618_0h00
endif

ifndef $(or RELEASE,DEBUG)
DEBUG = 5
endif


### Expand '*' available targets from example makefiles
TARGETS := $(subst *,%,$(filter %*,$(AVAILABLE_TARGETS)))
AVAILABLE_TARGETS := $(filter-out %*,$(AVAILABLE_TARGETS))
TARGETS := $(foreach target,$(TARGETS),$(filter $(TARGETS),$(DEFAULT_AVAILABLE_TARGETS)))
AVAILABLE_TARGETS += $(TARGETS)
AVAILABLE_TARGETS := $(sort $(AVAILABLE_TARGETS))
SELECTED_TARGET = $(strip $(foreach target,$(AVAILABLE_TARGETS),$(if $(call eq,$(TARGET),$(target)),$(target))))
###

ifeq ($(SELECTED_TARGET),)
$(info The selected target "$(TARGET)" is not supported or not available)
$(error Please set TARGET to one value from the list above: $(AVAILABLE_TARGETS))
endif

ifeq ($(V),1)
Q :=
ECHO := @true
else
Q := @
ECHO := @echo
endif

ifeq ($(BUILD_UNILOG),true)
%.pp: CFLAGS += -DDEBUG_LOG_HEADER_FILE="\"debug_log_dummy.h\""
%.o: CFLAGS += -DDEBUG_LOG_HEADER_FILE="\"debug_log_$(CORE).h\""
else
%.o: CFLAGS += -DDEBUG_LOG_HEADER_FILE="\"debug_log_dummy.h\""
endif

#-------------------------------------------------------------------------------
#		Setup cross-compilation tools for GCC
#-------------------------------------------------------------------------------
ifeq ($(TOOLCHAIN),GCC)

# Tool suffix when cross-compiling
GCCLIB_PATH ?= C:/gcc

CROSS_COMPILE := $(GCCLIB_PATH)/bin/arm-none-eabi-

# Compilation tools
CC = $(CROSS_COMPILE)gcc
LD = $(CROSS_COMPILE)gcc
SIZE = $(CROSS_COMPILE)size
STRIP = $(CROSS_COMPILE)strip
OBJCOPY = $(CROSS_COMPILE)objcopy
OBJDUMP = $(CROSS_COMPILE)objdump
GDB = $(CROSS_COMPILE)gdb
NM = $(CROSS_COMPILE)gcc-nm
AR = $(CROSS_COMPILE)gcc-ar

# Setup compilation params

#LITE_FEATURE_MODE, LSPD_FEATURE_MODE, LOW_SPEED_SERVICE_ONLY are rsvd for compatibility
ifeq ($(OPENCPU_MODE_ENABLE),y)
CFLAGS_DEFS += -DOPEN_CPU_MODE -DLITE_FEATURE_MODE -DLSPD_FEATURE_MODE -DLOW_SPEED_SERVICE_ONLY
endif

ifeq ($(LTO_FEATURE_ENABLE),y)
CFLAGS_DEFS += -DLTO_FEATURE_MODE
endif

ifeq ($(GCF_FEATURE_ENABLE),y)
CFLAGS_DEFS += -DGCF_FEATURE_MODE
endif

ifeq ($(MID_FEATURE_ENABLE),y)
CFLAGS_DEFS += -DMID_FEATURE_MODE
endif

ifeq (,$(findstring y,$(OPENCPU_MODE_ENABLE)_$(LTO_FEATURE_ENABLE)))
#CFLAGS += -fno-inline
#CFLAGS += -mslow-flash-data
endif


ifeq ($(LTO_FEATURE_ENABLE),y)
DISABLE_LTO_FLAG ?=
CFLAGS_CPU      ?= -mcpu=cortex-m3 -mthumb -f$(DISABLE_LTO_FLAG)lto -fuse-linker-plugin -ffat-lto-objects -flto-partition=none -Wno-lto-type-mismatch
else
CFLAGS_CPU      ?= -mcpu=cortex-m3 -mthumb
endif

CFLAGS_OPTION   ?= -std=gnu99 -nostartfiles -mapcs-frame -specs=nano.specs
ifeq ($(GCC_OPTIMIZE_OPTIONS_O3),y)
CFLAGS_OPTIMIZE ?= -O3 -ffunction-sections -fdata-sections -fno-isolate-erroneous-paths-dereference -freorder-blocks-algorithm=stc
else
CFLAGS_OPTIMIZE ?= -Os -ffunction-sections -fdata-sections -fno-isolate-erroneous-paths-dereference -freorder-blocks-algorithm=stc
endif
CFLAGS_ANALYSIS ?= #-fanalyzer
CFLAGS_WARNING  ?= -Wall -Wno-format

ifeq ($(SDK_REL)_$(CORE),true_ap)
CFLAGS_DEBUG    ?= -g0
else
CFLAGS_DEBUG    ?= -gdwarf-2
endif

# Trace level used for compilation
# (can be overriden by adding TRACE_LEVEL=#number to the command-line)
# TRACE_LEVEL_DEBUG      5
# TRACE_LEVEL_INFO       4
# TRACE_LEVEL_WARNING    3
# TRACE_LEVEL_ERROR      2
# TRACE_LEVEL_FATAL      1
# TRACE_LEVEL_NO_TRACE   0
ifdef DEBUG
TRACE_LEVEL ?= 5
CFLAGS_DEFS += -DTRACE_LEVEL=$(TRACE_LEVEL)
CFLAGS += -g3
CFLAGS_ASM += -g3
else
TRACE_LEVEL ?= 4
CFLAGS_DEFS += -DNDEBUG -DTRACE_LEVEL=$(TRACE_LEVEL)
endif

# compiler flags
CFLAGS += $(CFLAGS_CPU) $(CFLAGS_OPTION) $(CFLAGS_OPTIMIZE) $(CFLAGS_WARNING) $(CFLAGS_DEBUG) $(CFLAGS_ANALYSIS) -D__CURRENT_FILE_NAME__=$(basename $(@F))

CFLAGS_ASM = -Wall -D__ASSEMBLY__ -mthumb -gdwarf-2 #-mthumb-interwork
CFLAGS_DEFS += -DSOFTPACK_VERSION="\"$(SOFTPACK_VERSION)\"" -DHAVE_STRUCT_TIMESPEC

DEPFLAGS = -MMD -MP -MT $(basename $@).o -MF $(basename $@).d 

# linker flags
ifeq ($(LTO_FEATURE_ENABLE),y)
LDFLAGS = -specs=nano.specs -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--print-memory-usage -t -t -u _exit
else
#LDFLAGS = -specs=nano.specs -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -lc -lm -Wl,--print-memory-usage
LDFLAGS = -specs=nano.specs -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--print-memory-usage
endif
LDFLAGS += -L $(TOP)/PLAT/device/target/board/$(TARGET)/ap/gcc
endif

#-------------------------------------------------------------------------------
#		Setup cross-compilation tools for ARMCC
#-------------------------------------------------------------------------------
ifeq ($(TOOLCHAIN),ARMCC)
CROSS_COMPILE ?= C:/Keil_v53/ARM/ARMCC/bin/

# Compilation tools
CC = $(CROSS_COMPILE)armcc
LD = $(CROSS_COMPILE)armlink
AR = $(CROSS_COMPILE)armar
AS = $(CROSS_COMPILE)armasm
ELF= $(CROSS_COMPILE)fromelf


CFLAGS_CPU = --cpu Cortex-M3
CFLAGS = --c99 -c $(CFLAGS_CPU) -D__MICROLIB --li -g -D__ASSERT_MSG -Otime --apcs=interwork --split_sections --diag_suppress A1609 -D__CURRENT_FILE_NAME__=$(basename $(@F))
ASMFLAGS = $(CFLAGS_CPU) --li -g --apcs=interwork --pd "__MICROLIB SETA 1" --diag_suppress A1609

# linker flags
LDFLAGS = $(CFLAGS_CPU) --library_type=microlib --inline  --strict --summary_stderr --info summarysizes --map --callgraph --symbols --info sizes --info totals  --info veneers --info inline --diag_suppress=L6314,L6329
ARFLAGS = -r
ELFFLAGS = --i32

endif