contrib/loaders/flash/npcx/Makefile

   1 # SPDX-License-Identifier: GPL-2.0-or-later
   2
   3 BIN2C = ../../../../src/helper/bin2char.sh
   4
   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        = $(CROSS_COMPILE)size
  15
  16 TARGET         = npcx_algo
  17 OBJS          := npcx_flash.o
  18 FLAGS          = -mthumb -Os -ffunction-sections -fdata-sections -g -gdwarf-3 --specs=nano.specs
  19 FLAGS         += -gstrict-dwarf -Wall -fno-strict-aliasing --asm
  20
  21 CFLAGS         = -c -I. -mcpu=cortex-m4 -fpack-struct
  22
  23 PRE_LD_FILE    = npcx_flash.lds
  24 LD_FILE        = npcx_flash_generated.lds
  25 LDFLAGS        = -Wl,-Map,lfw.map -Wl,-T$(LD_FILE) -nostartfiles
  26
  27 all: $(TARGET).inc
  28
  29 # Implicit rules
  30 %.o: %.c
  31         -@ echo CC $@ from $<
  32         @$(CC) $< $(FLAGS) $(CFLAGS) -o $@
  33
  34  $(LD_FILE): $(PRE_LD_FILE)
  35         -@ echo Generate $@ from $<
  36         -@$(CPP) $(PRE_LD_FILE) | grep -v '^#' >>$(LD_FILE)
  37
  38 $(TARGET).elf: $(OBJS) $(LD_FILE)
  39         -@ echo LD  $@ from $<
  40         @$(LD) -o $@ $< $(FLAGS) $(LDFLAGS)
  41
  42 %.bin: %.elf
  43         -@ echo OBJCOPY $@ from $<
  44         -@ $(OBJCOPY) $< -O binary $@
  45         -@ $(OBJSIZE) $< --format=berkeley
  46
  47 %.inc: %.bin
  48         @echo 'Building target: $@'
  49         @echo 'Invoking Bin2Char Script'
  50         $(BIN2C) < $< > $@
  51         rm $< $*.elf
  52         @echo 'Finished building target: $@'
  53         @echo ' '
  54
  55 clean:
  56         @echo 'Cleaning Targets and Build Artifacts'
  57         rm -rf *.inc *.bin *.elf *.map
  58         rm -rf *.o *.d
  59         rm -rf $(LD_FILE)
  60         @echo 'Finished clean'
  61         @echo ' '
  62
  63 .PRECIOUS: %.bin
  64
  65 .PHONY: all clean