265 lines
7.4 KiB
Makefile
265 lines
7.4 KiB
Makefile
##
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## This file is part of the libusbhost project.
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## Imported and adopted from libopencm3 project.
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##
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## Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
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## Copyright (C) 2010 Piotr Esden-Tempski <piotr@esden.net>
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## Copyright (C) 2013 Frantisek Burian <BuFran@seznam.cz>
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## Copyright (C) 2014 Amir Hammad <amir.hammad@hotmail.com>
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##
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## This library is free software: you can redistribute it and/or modify
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## it under the terms of the GNU Lesser General Public License as published by
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## the Free Software Foundation, either version 3 of the License, or
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## (at your option) any later version.
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##
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## This library is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU Lesser General Public License for more details.
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##
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## You should have received a copy of the GNU Lesser General Public License
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## along with this library. If not, see <http://www.gnu.org/licenses/>.
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##
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BINARY = demo
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BINARY := $(addprefix build/, demo)
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LIBUSBHOSTNAME = usbhost
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LIBUSBHOST := $(addprefix build/lib, $(LIBUSBHOSTNAME))
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LIBNAME = opencm3_stm32f4
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DEFS = -DSTM32F4
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# load user config
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include config.mk
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DEFS += $(USER_CONFIG)
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ifdef USART_DEBUG
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DEFS += -DUSART_DEBUG
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endif
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DEFS += -Iinclude
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LDSCRIPT = lib$(LIBNAME).ld
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SRCDIR = src
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OPENCM3_DIR ?= ./libopencm3
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FP_FLAGS ?= -mfloat-abi=hard -mfpu=fpv4-sp-d16 -mfp16-format=alternative
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ARCH_FLAGS = -mthumb -mcpu=cortex-m4 $(FP_FLAGS)
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################################################################################
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# OpenOCD specific variables
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OOCD ?= openocd
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OOCD_INTERFACE ?= stlink-v2
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OOCD_BOARD ?= stm32f4discovery
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################################################################################
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# Black Magic Probe specific variables
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# Set the BMP_PORT to a serial port and then BMP is used for flashing
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BMP_PORT ?=
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################################################################################
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# texane/stlink specific variables
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#STLINK_PORT ?= :4242
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# Be silent per default, but 'make V=1' will show all compiler calls.
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ifneq ($(V),1)
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Q := @
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NULL := 2>/dev/null
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endif
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###############################################################################
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# Executables
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PREFIX ?= arm-none-eabi
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CC := $(PREFIX)-gcc
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CXX := $(PREFIX)-g++
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LD := $(PREFIX)-gcc
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AR := $(PREFIX)-ar
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AS := $(PREFIX)-as
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OBJCOPY := $(PREFIX)-objcopy
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OBJDUMP := $(PREFIX)-objdump
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GDB := $(PREFIX)-gdb
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STFLASH = $(shell which st-flash)
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STYLECHECK := /checkpatch.pl
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STYLECHECKFLAGS := --no-tree -f --terse --mailback
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STYLECHECKFILES := $(shell find . -name '*.[ch]')
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###############################################################################
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# Source files
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LDSCRIPT ?= $(BINARY).ld
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SRCS := $(sort $(notdir $(wildcard $(SRCDIR)/*.c)))
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OBJSDEMO := $(patsubst %.c, build/%.o ,$(SRCS))
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SRCS := $(sort $(notdir $(wildcard $(SRCDIR)/*.cpp)))
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OBJSDEMO += $(patsubst %.cpp, build/%.o ,$(SRCS))
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OBJS = $(filter-out $(BINARY).o, $(OBJSDEMO))
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ifndef USART_DEBUG
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OBJS := $(filter-out build/usart_helpers.o, $(OBJS))
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OBJSDEMO := $(filter-out build/usart_helpers.o, $(OBJSDEMO))
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else
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$(info compiling with DEBUG functions)
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endif
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INCLUDE_DIR = $(OPENCM3_DIR)/include
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LIB_DIR = $(OPENCM3_DIR)/lib
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SCRIPT_DIR = $(OPENCM3_DIR)/scripts
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###############################################################################
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# C flags
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CFLAGS += -Ofast -g
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CFLAGS += -Wextra -Wshadow -Wimplicit-function-declaration
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CFLAGS += -Wredundant-decls -Wmissing-prototypes -Wstrict-prototypes
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CFLAGS += -fno-common -ffunction-sections -fdata-sections
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###############################################################################
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# C++ flags
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CXXFLAGS += -Ofast -g
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CXXFLAGS += -Wextra -Wshadow -Wredundant-decls -Weffc++
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CXXFLAGS += -fno-common -ffunction-sections -fdata-sections
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###############################################################################
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# C & C++ preprocessor common flags
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CPPFLAGS += -MD
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CPPFLAGS += -Wall -Wundef
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CPPFLAGS += -I$(INCLUDE_DIR) $(DEFS)
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###############################################################################
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# Linker flags
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LDFLAGS += --static -nostartfiles
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LDFLAGS += -L$(LIB_DIR)
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LDFLAGS += -T$(LDSCRIPT)
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LDFLAGS += -Wl,-Map=build/$*.map
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LDFLAGS += -Wl,--gc-sections
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ifeq ($(V),99)
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LDFLAGS += -Wl,--print-gc-sections
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endif
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###############################################################################
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# Used libraries
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LDLIBS += -l$(LIBNAME)
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LDLIBS += -Wl,--start-group -lc -lgcc -lnosys -Wl,--end-group
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###############################################################################
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###############################################################################
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###############################################################################
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.SUFFIXES: .elf .bin .hex .srec .list .map .images
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.SECONDEXPANSION:
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.SECONDARY:
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all: elf bin lib
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elf: $(BINARY).elf
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bin: $(BINARY).bin
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hex: $(BINARY).hex
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srec: $(BINARY).srec
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list: $(BINARY).list
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lib: $(LIBUSBHOST).a
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images: $(BINARY).images
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flash: $(BINARY).flash
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%.images: %.bin %.hex %.srec %.list %.map
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@#printf "*** $* images generated ***\n"
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%.bin: %.elf
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@printf " OBJCOPY $(*).bin\n"
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$(Q)$(OBJCOPY) -Obinary $(*).elf $(*).bin
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%.hex: %.elf
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@#printf " OBJCOPY $(*).hex\n"
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$(Q)$(OBJCOPY) -Oihex $(*).elf $(*).hex
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%.srec: %.elf
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@#printf " OBJCOPY $(*).srec\n"
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$(Q)$(OBJCOPY) -Osrec $(*).elf $(*).srec
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%.list: %.elf
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@#printf " OBJDUMP $(*).list\n"
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$(Q)$(OBJDUMP) -S $(*).elf > $(*).list
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-include $(OBJSDEMO:.o=.d)
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build/%.elf build/%.map: $(OBJSDEMO) $(LDSCRIPT)
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@printf " LD $(*).elf\n"
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$(Q)$(LD) $(LDFLAGS) $(ARCH_FLAGS) $(OBJSDEMO) $(LDLIBS) -o build/$*.elf
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build/%.o:$(SRCDIR)/%.c
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@printf " CC $(*).c\n"
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$(Q)$(CC) $(CFLAGS) $(CPPFLAGS) $(ARCH_FLAGS) -o $@ -c $(SRCDIR)/$*.c
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build/%.o: $(SRCDIR)/%.cxx
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@printf " CXX $(*).cxx\n"
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$(Q)$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(ARCH_FLAGS) -o $@ -c $(SRCDIR)/$(*).cxx
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build/%.o: $(SRCDIR)/%.cpp
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@printf " CXX $(*).cpp\n"
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$(Q)$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(ARCH_FLAGS) -o $@ -c $(SRCDIR)/$(*).cpp
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$(LIB_DIR)/lib$(LIBNAME).a:
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clean:
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@#printf " CLEAN\n"
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@rm -f build/*
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%.stlink-flash: %.bin
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@printf " FLASH $<\n"
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$(Q)$(STFLASH) write $(*).bin 0x8000000
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ifeq ($(STLINK_PORT),)
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ifeq ($(BMP_PORT),)
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ifeq ($(OOCD_SERIAL),)
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%.flash: %.hex
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@printf " FLASH $<\n"
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@# IMPORTANT: Don't use "resume", only "reset" will work correctly!
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$(Q)$(OOCD) -f interface/$(OOCD_INTERFACE).cfg \
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-f board/$(OOCD_BOARD).cfg \
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-c "init" -c "reset init" \
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-c "flash write_image erase $(*).hex" \
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-c "reset" \
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-c "shutdown" $(NULL)
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else
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%.flash: %.hex
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@printf " FLASH $<\n"
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@# IMPORTANT: Don't use "resume", only "reset" will work correctly!
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$(Q)$(OOCD) -f interface/$(OOCD_INTERFACE).cfg \
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-f board/$(OOCD_BOARD).cfg \
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-c "ft2232_serial $(OOCD_SERIAL)" \
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-c "init" -c "reset init" \
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-c "flash write_image erase $(*).hex" \
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-c "reset" \
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-c "shutdown" $(NULL)
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endif
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else
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%.flash: %.elf
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@printf " GDB $(*).elf (flash)\n"
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$(Q)$(GDB) --batch \
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-ex 'target extended-remote $(BMP_PORT)' \
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-x $(SCRIPT_DIR)/black_magic_probe_flash.scr \
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$(*).elf
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endif
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else
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%.flash: %.elf
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@printf " GDB $(*).elf (flash)\n"
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$(Q)$(GDB) --batch \
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-ex 'target extended-remote $(STLINK_PORT)' \
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-x $(SCRIPT_DIR)/stlink_flash.scr \
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$(*).elf
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endif
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.PHONY: images clean stylecheck styleclean elf bin hex srec list testing
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-include $(OBJS:.o=.d)
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build/lib$(LIBUSBHOSTNAME).a: $(OBJS)
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@printf " LIB $@\n"
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$(Q)$(AR) rcs $@ $(OBJS)
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