-
+TOOLCHAIN = arm-none-eabi-#
MCU_TARGET = cortex-m3
-OPTIMIZE = -O2
+OPTIMIZE = -O0
+DEBUG = -gdwarf-2
+WARNING = -pedantic -Wall -Wstrict-prototypes -Werror
DEFS = -D$(call uc, $(subst -,_,$(MCU_TARGET)))
-FLASHCMD = arm-elf-gdb -x gdb-flash #
+FLASHCMD = $(OPENOCD) -f openocd.cfg \
+ -c "init" \
+ -c "halt" \
+ -c "flash write_image erase $(1) 0 bin" \
+ -c "reset run" \
+ -c "shutdown"
DEP_DIR = deps/
TEST_DIR = test/
BIN_DIR = bin/
STAT_DIR = stats/#
AUTOASM_DIR = autoasm/#
AUTOASM_OPT = -S
-CC = arm-elf-gcc
+CC = $(TOOLCHAIN)gcc
CSTD = gnu99
override CFLAGS_A = -fomit-frame-pointer \
-mthumb -ffunction-sections -fdata-sections -MMD \
-MF$(DEP_DIR)$(patsubst %.o,%.d,$(notdir $(1))) \
- -I. -Itest_src -g -pedantic -std=$(CSTD) \
- -Wall $(OPTIMIZE) -Wstrict-prototypes \
- -mcpu=$(MCU_TARGET) -Wa,-mthumb $(DEFS)
+ $(DEBUG) $(WARNING) -std=$(CSTD) $(OPTIMIZE) \
+ -mcpu=$(MCU_TARGET) $(DEFS)
override CFLAGS = -fomit-frame-pointer \
-mthumb -ffunction-sections -fdata-sections -MMD \
-MF$(DEP_DIR)$(patsubst %.o,%.d,$(notdir $@)) \
- -I. -Itest_src -g -pedantic -std=$(CSTD) \
- -Wall $(OPTIMIZE) -Wstrict-prototypes \
- -mcpu=$(MCU_TARGET) -Wa,-mthumb $(DEFS)
+ $(DEBUG) $(WARNING) -std=$(CSTD) $(OPTIMIZE) \
+ -mcpu=$(MCU_TARGET) $(DEFS)
override LDFLAGS = -g -T lm3s9b90.ld -Wl,--gc-sections \
- -Wl,--entry=reset_isr -lc -lgcc \
+ -Wl,--entry=reset_isr -lc -lgcc \
-Wl,-Map,# no space at the end
-override ASFLAGS = -mthumb -mcpu=$(MCU_TARGET) -Wa,--g -Wa,-mthumb
+override ASFLAGS = -mcpu=$(MCU_TARGET)
SIZESTAT_FILE = sizestats.txt
-OBJCOPY = arm-elf-objcopy
-OBJDUMP = arm-elf-objdump
-SIZE = arm-elf-size
+OBJCOPY = $(TOOLCHAIN)objcopy
+OBJDUMP = $(TOOLCHAIN)objdump
+SIZE = $(TOOLCHAIN)size
+OPENOCD = openocd
READELF = readelf
RUBY = ruby
GET_TEST = host/get_test.rb