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FLASH_TOOL = LPC12
#FLASH_TOOL = UVISION
#FLASH_TOOL = OPENOCD
# MCU name and submodel
MCU = arm7tdmi-s
SUBMDL = LPC2138
#THUMB = -mthumb
#This is needed to run IAP function call stuff
THUMB_IW = -mthumb-interwork
## Create ROM-Image (final)
RUN_MODE=ROM_RUN
## Create RAM-Image (debugging) - not used in this example
#RUN_MODE=RAM_RUN
# not supported in this example:
## Exception-Vector placement only supported for "ROM_RUN"
## (placement settings ignored when using "RAM_RUN")
## - Exception vectors in ROM:
##VECTOR_LOCATION=VECTORS_IN_ROM
## - Exception vectors in RAM:
##VECTOR_LOCATION=VECTORS_IN_RAM
# Target file name (without extension).
TARGET = main
# List C source files here. (C dependencies are automatically generated.)
# use file-extension c for "c-only"-files
SRC = $(TARGET).c
SRC += syscalls.c
# List C source files here which must be compiled in ARM-Mode.
# use file-extension c for "c-only"-files
#SRCARM = $(LIBPATH)irq.c
# List C++ source files here.
# use file-extension cpp for C++-files (use extension .cpp)
CPPSRC =
# List C++ source files here which must be compiled in ARM-Mode.
# use file-extension cpp for C++-files (use extension .cpp)
#CPPSRCARM = $(TARGET).cpp
CPPSRCARM =
# List Assembler source files here.
# Make them always end in a capital .S. Files ending in a lowercase .s
# will not be considered source files but generated files (assembler
# output from the compiler), and will be deleted upon "make clean"!
# Even though the DOS/Win* filesystem matches both .s and .S the same,
# it will preserve the spelling of the filenames, and gcc itself does
# care about how the name is spelled on its command-line.
ASRC =
# List Assembler source files here which must be assembled in ARM-Mode..
ASRCARM = Startup.S
#ASRCARM = crt.S
#ASRCARM += $(WINARM_COMMON)\Common_WinARM/src/swi_handler.S
## Output format. (can be ihex or binary)
## (binary i.e. for openocd and SAM-BA, hex i.e. for lpc21isp and uVision)
FORMAT = ihex
#FORMAT = binary
# Optimization level, can be [0, 1, 2, 3, s].
# 0 = turn off optimization. s = optimize for size.
# (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
OPT = s
#OPT = 0
## Using the Atmel AT91_lib produces warning with
## the default warning-levels.
## yes - disable these warnings; no - keep default settings
#AT91LIBNOWARN = yes
AT91LIBNOWARN = no
# Debugging format.
# Native formats for AVR-GCC's -g are stabs [default], or dwarf-2.
# AVR (extended) COFF requires stabs, plus an avr-objcopy run.
#DEBUG = stabs
DEBUG = dwarf-2
# List any extra directories to look for include files here.
# Each directory must be seperated by a space.
EXTRAINCDIRS =
# List any extra directories to look for library files here.
# Each directory must be seperated by a space.
#EXTRA_LIBDIRS = ../arm7_efsl_0_2_4
EXTRA_LIBDIRS =
# Compiler flag to set the C Standard level.
# c89 - "ANSI" C
# gnu89 - c89 plus GCC extensions
# c99 - ISO C99 standard (not yet fully implemented)
# gnu99 - c99 plus GCC extensions
CSTANDARD = -std=gnu99
# Place -D or -U options for C here
CDEFS = -D$(RUN_MODE)
# Place -I options here
#CINCS = -I $(LIBPATH)
CINCS =
# Place -D or -U options for ASM here
ADEFS = -D$(RUN_MODE)
ifdef VECTOR_LOCATION
CDEFS += -D$(VECTOR_LOCATION)
ADEFS += -D$(VECTOR_LOCATION)
endif
CDEFS += -D__WinARM__
ADEFS += -D__WinARM__
# Compiler flags.
# -g*: generate debugging information
# -O*: optimization level
# -f...: tuning, see GCC manual and avr-libc documentation
# -Wall...: warning level
# -Wa,...: tell GCC to pass this to the assembler.
# -adhlns...: create assembler listing
#
# Flags for C and C++ (arm-elf-gcc/arm-elf-g++)
CFLAGS = -g$(DEBUG)
CFLAGS += $(CDEFS) $(CINCS)
CFLAGS += -O$(OPT)
CFLAGS += -Wall -Wcast-align -Wimplicit
CFLAGS += -Wpointer-arith -Wswitch
CFLAGS += -Wredundant-decls -Wreturn-type -Wshadow -Wunused
CFLAGS += -Wa,-adhlns=$(subst $(suffix $<),.lst,$<)
CFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
# flags only for C
CONLYFLAGS += -Wnested-externs
CONLYFLAGS += $(CSTANDARD)
ifneq ($(AT91LIBNOWARN),yes)
#AT91-lib warnings with:
CFLAGS += -Wcast-qual
CONLYFLAGS += -Wmissing-prototypes
CONLYFLAGS += -Wstrict-prototypes
CONLYFLAGS += -Wmissing-declarations
endif
# flags only for C++ (arm-elf-g++)
# CPPFLAGS = -fno-rtti -fno-exceptions
CPPFLAGS =
# Assembler flags.
# -Wa,...: tell GCC to pass this to the assembler.
# -ahlns: create listing
# -g$(DEBUG): have the assembler create line number information
ASFLAGS = $(ADEFS) -Wa,-adhlns=$(<:.S=.lst),-g$(DEBUG)
#Additional libraries.
# Extra libraries
# Each library-name must be seperated by a space.
# To add libxyz.a, libabc.a and libefsl.a:
# EXTRA_LIBS = xyz abc efsl
#EXTRA_LIBS = efsl
EXTRA_LIBS =
#Support for newlibc-lpc (file: libnewlibc-lpc.a)
#NEWLIBLPC = -lnewlib-lpc
MATH_LIB = -lm
# CPLUSPLUS_LIB = -lstdc++
# Linker flags.
# -Wl,...: tell GCC to pass this to linker.
# -Map: create map file
# --cref: add cross reference to map file
LDFLAGS = -nostartfiles -Wl,-Map=$(TARGET).map,--cref
LDFLAGS += -lc
LDFLAGS += $(NEWLIBLPC) $(MATH_LIB)
LDFLAGS += -lc -lgcc
LDFLAGS += $(CPLUSPLUS_LIB)
LDFLAGS += $(patsubst %,-L%,$(EXTRA_LIBDIRS))
LDFLAGS += $(patsubst %,-l%,$(EXTRA_LIBS))
# Set Linker-Script Depending On Selected Memory and Controller
#This line is used if you want to load main.hex into 0x00
#LDFLAGS +=-Tlpc2138.cm
LDFLAGS += -Tmain_memory_block.ld
# ---------------------------------------------------------------------------
# Flash-Programming support using lpc21isp by Martin Maurer
# only for Philips LPC and Analog ADuC ARMs
#
# Settings and variables:
#LPC21ISP = lpc21isp
LPC21ISP = lpc21isp
LPC21ISP_PORT = com1
LPC21ISP_BAUD = 38400
LPC21ISP_XTAL = 12000
LPC21ISP_FLASHFILE = $(TARGET).hex
# verbose output:
#LPC21ISP_DEBUG = -debug
# enter bootloader via RS232 DTR/RTS (only if hardware supports this
# feature - see Philips AppNote):
LPC21ISP_CONTROL = -control
# ---------------------------------------------------------------------------
# Define directories, if needed.
##DIRARM = c:/WinARM/
## DIRARMBIN = $(DIRAVR)/bin/
## DIRAVRUTILS = $(DIRAVR)/utils/bin/
# Define programs and commands.
SHELL = sh
CC = arm-none-eabi-gcc
CPP = arm-none-eabi-g++
OBJCOPY = arm-none-eabi-objcopy
OBJDUMP = arm-none-eabi-objdump
SIZE = arm-none-eabi-size
NM = arm-none-eabi-nm
REMOVE = rm -f
COPY = cp
# Define Messages
# English
MSG_ERRORS_NONE = Errors: none
MSG_BEGIN = "-------- begin (mode: $(RUN_MODE)) --------"
MSG_END = -------- end --------
MSG_SIZE_BEFORE = Size before:
MSG_SIZE_AFTER = Size after:
MSG_FLASH = Creating load file for Flash:
MSG_EXTENDED_LISTING = Creating Extended Listing:
MSG_SYMBOL_TABLE = Creating Symbol Table:
MSG_LINKING = Linking:
MSG_COMPILING = Compiling C:
MSG_COMPILING_ARM = "Compiling C (ARM-only):"
MSG_COMPILINGCPP = Compiling C++:
MSG_COMPILINGCPP_ARM = "Compiling C++ (ARM-only):"
MSG_ASSEMBLING = Assembling:
MSG_ASSEMBLING_ARM = "Assembling (ARM-only):"
MSG_CLEANING = Cleaning project:
MSG_FORMATERROR = Can not handle output-format
MSG_LPC21_RESETREMINDER = You may have to bring the target in bootloader-mode now.
# Define all object files.
COBJ = $(SRC:.c=.o)
AOBJ = $(ASRC:.S=.o)
COBJARM = $(SRCARM:.c=.o)
AOBJARM = $(ASRCARM:.S=.o)
CPPOBJ = $(CPPSRC:.cpp=.o)
CPPOBJARM = $(CPPSRCARM:.cpp=.o)
# Define all listing files.
LST = $(ASRC:.S=.lst) $(ASRCARM:.S=.lst) $(SRC:.c=.lst) $(SRCARM:.c=.lst)
LST += $(CPPSRC:.cpp=.lst) $(CPPSRCARM:.cpp=.lst)
# Compiler flags to generate dependency files.
### GENDEPFLAGS = -Wp,-M,-MP,-MT,$(*F).o,-MF,.dep/$(@F).d
GENDEPFLAGS = -MD -MP -MF .dep/$(@F).d
# Combine all necessary flags and optional flags.
# Add target processor to flags.
ALL_CFLAGS = -mcpu=$(MCU) $(THUMB_IW) -I. $(CFLAGS) $(GENDEPFLAGS)
ALL_ASFLAGS = -mcpu=$(MCU) $(THUMB_IW) -I. -x assembler-with-cpp $(ASFLAGS)
# Default target.
all: begin gccversion sizebefore build sizeafter finished end
#ifeq ($(FORMAT),ihex)
#build: elf hex lss sym
#hex: $(TARGET).hex
#IMGEXT=hex
#else
#ifeq ($(FORMAT),binary)
#build: elf bin lss sym hex FW.SFE
build: elf lss sym hex FW.SFE
#bin: $(TARGET).bin
hex: $(TARGET).hex
#IMGEXT=bin
#else
#$(error "$(MSG_FORMATERROR) $(FORMAT)")
#endif
#endif
elf: $(TARGET).elf
lss: $(TARGET).lss
sym: $(TARGET).sym
# Eye candy.
begin:
@echo
@echo $(MSG_BEGIN)
finished:
@echo $(MSG_ERRORS_NONE)
end:
@echo $(MSG_END)
@echo
# Display size of file.
HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
ELFSIZE = $(SIZE) -A $(TARGET).elf
sizebefore:
@if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); echo; fi
sizeafter:
@if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); echo; fi
# Display compiler version information.
gccversion :
@$(CC) --version
# Program the device.
ifeq ($(FLASH_TOOL),UVISION)
# Program the device with Keil's uVision (needs configured uVision-Workspace).
program: $(TARGET).$(IMGEXT)
@echo
@echo "Programming with uVision"
# C:\Keil\uv3\Uv3.exe -f uvisionflash.Uv2 -ouvisionflash.txt
$(REMOVE) ../Common_WinARM/$(TARGET).hex
$(COPY) $(TARGET).hex ../Common_WinARM/
C:\Keil\uv3\Uv3.exe -f ..\Common_WinARM\uvisionflash.Uv2
else
ifeq ($(FLASH_TOOL),OPENOCD)
# Program the device with Dominic Rath's OPENOCD in "batch-mode", needs cfg and "reset-script".
program: $(TARGET).$(IMGEXT)
@echo
@echo "Programming with OPENOCD"
C:\WinARM\utils\openocd\openocd_svn59\openocd.exe -f oocd_flash2138_wig.cfg
else
# Program the device. - lpc21isp will not work for SAM7
program: $(TARGET).$(IMGEXT)
@echo
@echo $(MSG_LPC21_RESETREMINDER)
$(LPC21ISP) $(LPC21ISP_OPTIONS) $(LPC21ISP_DEBUG) $(LPC21ISP_FLASHFILE) $(LPC21ISP_PORT) $(LPC21ISP_BAUD) $(LPC21ISP_XTAL)
endif
endif
# Create final output file (.hex) from ELF output file.
%.hex: %.elf
@echo
@echo $(MSG_FLASH) $@
$(OBJCOPY) -O ihex $< $@
# Create final output file (.bin) from ELF output file.
#%.bin: %.elf
# @echo
# @echo $(MSG_FLASH) $@
# $(OBJCOPY) -O binary $< $@
# Create final output file (.bin) from ELF output file.
FW.SFE: main.elf
@echo
@echo $(MSG_FLASH) $@
$(OBJCOPY) -O binary $< $@
# Create extended listing file from ELF output file.
# testing: option -C
%.lss: %.elf
@echo
@echo $(MSG_EXTENDED_LISTING) $@
$(OBJDUMP) -h -S -C $< > $@
# Create a symbol table from ELF output file.
%.sym: %.elf
@echo
@echo $(MSG_SYMBOL_TABLE) $@
$(NM) -n $< > $@
# Link: create ELF output file from object files.
.SECONDARY : $(TARGET).elf
.PRECIOUS : $(AOBJARM) $(AOBJ) $(COBJARM) $(COBJ) $(CPPOBJ) $(CPPOBJARM)
%.elf: $(AOBJARM) $(AOBJ) $(COBJARM) $(COBJ) $(CPPOBJ) $(CPPOBJARM)
@echo
@echo $(MSG_LINKING) $@
$(CC) $(THUMB) $(ALL_CFLAGS) $(AOBJARM) $(AOBJ) $(COBJARM) $(COBJ) $(CPPOBJ) $(CPPOBJARM) --output $@ $(LDFLAGS)
# $(CPP) $(THUMB) $(ALL_CFLAGS) $(AOBJARM) $(AOBJ) $(COBJARM) $(COBJ) $(CPPOBJ) $(CPPOBJARM) --output $@ $(LDFLAGS)
# Compile: create object files from C source files. ARM/Thumb
$(COBJ) : %.o : %.c
@echo
@echo $(MSG_COMPILING) $<
$(CC) -c $(THUMB) $(ALL_CFLAGS) $(CONLYFLAGS) $< -o $@
# Compile: create object files from C source files. ARM-only
$(COBJARM) : %.o : %.c
@echo
@echo $(MSG_COMPILING_ARM) $<
$(CC) -c $(ALL_CFLAGS) $(CONLYFLAGS) $< -o $@
# Compile: create object files from C++ source files. ARM/Thumb
$(CPPOBJ) : %.o : %.cpp
@echo
@echo $(MSG_COMPILINGCPP) $<
$(CPP) -c $(THUMB) $(ALL_CFLAGS) $(CPPFLAGS) $< -o $@
# Compile: create object files from C++ source files. ARM-only
$(CPPOBJARM) : %.o : %.cpp
@echo
@echo $(MSG_COMPILINGCPP_ARM) $<
$(CPP) -c $(ALL_CFLAGS) $(CPPFLAGS) $< -o $@
# Compile: create assembler files from C source files. ARM/Thumb
## does not work - TODO - hints welcome
##$(COBJ) : %.s : %.c
## $(CC) $(THUMB) -S $(ALL_CFLAGS) $< -o $@
# Assemble: create object files from assembler source files. ARM/Thumb
$(AOBJ) : %.o : %.S
@echo
@echo $(MSG_ASSEMBLING) $<
$(CC) -c $(THUMB) $(ALL_ASFLAGS) $< -o $@
# Assemble: create object files from assembler source files. ARM-only
$(AOBJARM) : %.o : %.S
@echo
@echo $(MSG_ASSEMBLING_ARM) $<
$(CC) -c $(ALL_ASFLAGS) $< -o $@
# Target: clean project.
clean: begin clean_list finished end
clean_list :
@echo
@echo $(MSG_CLEANING)
$(REMOVE) ../Common_WinARM/$(TARGET).hex
$(REMOVE) $(TARGET).hex
$(REMOVE) $(TARGET).bin
$(REMOVE) $(TARGET).obj
$(REMOVE) $(TARGET).elf
$(REMOVE) $(TARGET).map
$(REMOVE) $(TARGET).obj
$(REMOVE) $(TARGET).a90
$(REMOVE) $(TARGET).sym
$(REMOVE) $(TARGET).lnk
$(REMOVE) $(TARGET).lss
$(REMOVE) $(COBJ)
$(REMOVE) $(CPPOBJ)
$(REMOVE) $(AOBJ)
$(REMOVE) $(COBJARM)
$(REMOVE) $(CPPOBJARM)
$(REMOVE) $(AOBJARM)
$(REMOVE) $(LST)
$(REMOVE) $(SRC:.c=.s)
$(REMOVE) $(SRC:.c=.d)
$(REMOVE) $(SRCARM:.c=.s)
$(REMOVE) $(SRCARM:.c=.d)
$(REMOVE) $(CPPSRC:.cpp=.s)
$(REMOVE) $(CPPSRC:.cpp=.d)
$(REMOVE) $(CPPSRCARM:.cpp=.s)
$(REMOVE) $(CPPSRCARM:.cpp=.d)
$(REMOVE) .dep/*
# Include the dependency files.
-include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)
# Listing of phony targets.
.PHONY : all begin finish end sizebefore sizeafter gccversion \
#build elf hex lss sym clean clean_list program
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