hello_world/Makefile

   1 ARCH = $(shell uname -m)
   2 ifneq ("$(ARCH)", "ppc64")
   3 ifneq ("$(ARCH)", "ppc64le")
   4         CROSS_COMPILE ?= powerpc64le-linux-gnu-
   5 endif
   6 endif
   7
   8 CC = $(CROSS_COMPILE)gcc
   9 LD = $(CROSS_COMPILE)ld
  10 OBJCOPY = $(CROSS_COMPILE)objcopy
  11
  12 CFLAGS = -Os -g -Wall -std=c99 -msoft-float -mno-string -mno-multiple -mno-vsx -mno-altivec -mlittle-endian -fno-stack-protector -mstrict-align -ffreestanding -fdata-sections -ffunction-sections
  13 ASFLAGS = $(CFLAGS)
  14 LDFLAGS = -T powerpc.lds
  15
  16 all: hello_world.hex
  17
  18 hello_world.elf: hello_world.o head.o console.o
  19         $(LD) $(LDFLAGS) -o $@ $^
  20
  21 hello_world.bin: hello_world.elf
  22         $(OBJCOPY) -O binary $^ $@
  23
  24 hello_world.hex: hello_world.bin
  25         ../scripts/bin2hex.py $^ > $@
  26
  27 clean:
  28         @rm -f *.o hello_world.elf hello_world.bin hello_world.hex