1 # SPDX-License-Identifier: GPL-2.0-or-later
3 BIN2C = ../../../../src/helper/bin2char.sh
5 # Toolchain used in makefile
6 CROSS_COMPILE ?= arm-none-eabi-
7 CC = $(CROSS_COMPILE)gcc
8 CPLUS = $(CROSS_COMPILE)g++
9 CPP = $(CROSS_COMPILE)cpp
10 LD = $(CROSS_COMPILE)gcc
11 AS = $(CROSS_COMPILE)as
12 OBJCOPY = $(CROSS_COMPILE)objcopy
13 OBJDUMP = $(CROSS_COMPILE)objdump
14 OBJSIZE = $(CROSS_COMPILE)size
18 FLAGS = -mthumb -Os -ffunction-sections -fdata-sections -g -gdwarf-3 --specs=nano.specs
19 FLAGS += -gstrict-dwarf -Wall -fno-strict-aliasing --asm
21 CFLAGS = -c -I. -mcpu=cortex-m4 -fpack-struct
23 PRE_LD_FILE = npcx_flash.lds
24 LD_FILE = npcx_flash_generated.lds
25 LDFLAGS = -Wl,-Map,lfw.map -Wl,-T$(LD_FILE) -nostartfiles
32 @$(CC) $< $(FLAGS) $(CFLAGS) -o $@
34 $(LD_FILE): $(PRE_LD_FILE)
35 -@ echo Generate $@ from $<
36 -@$(CPP) $(PRE_LD_FILE) | grep -v '^#' >>$(LD_FILE)
38 $(TARGET).elf: $(OBJS) $(LD_FILE)
40 @$(LD) -o $@ $< $(FLAGS) $(LDFLAGS)
43 -@ echo OBJCOPY $@ from $<
44 -@ $(OBJCOPY) $< -O binary $@
45 -@ $(OBJSIZE) $< --format=berkeley
48 @echo 'Building target: $@'
49 @echo 'Invoking Bin2Char Script'
52 @echo 'Finished building target: $@'
56 @echo 'Cleaning Targets and Build Artifacts'
57 rm -rf *.inc *.bin *.elf *.map
60 @echo 'Finished clean'