Makefile

   1 KFAMILY = 0
   2 KVERSION = 0
   3 KREVISION = 0
   4 KNAME = And we have a coacervate...
   5
   6 HOSTCC = gcc
   7 HOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
   8
   9 CROSS_COMPILE ?= arm-linux-
  10
  11 ARCH = arm7
  12 CPU = lpc2xxx
  13
  14 AS = $(CROSS_COMPILE)as
  15 LD = $(CROSS_COMPILE)ld
  16 CC = $(CROSS_COMPILE)gcc
  17 AR = $(CROSS_COMPILE)ar
  18 NM = $(CROSS_COMPILE)nm
  19 STRIP = $(CROSS_COMPILE)strip
  20 OBJCOPY = $(CROSS_COMPILE)objcopy
  21 OBJDUMP = $(CROSS_COMPILE)objdump
  22 AWK = awk
  23 CFLAGS = -Wall -Os -mcpu=arm7tdmi -nostdlib
  24 INCLUDES = -Iinclude -Iinclude/libc
  25
  26 PYTHON = python
  27
  28 MAKEFLAGS += --no-print-directory
  29
  30 all-sources = $(shell git-ls-files)
  31
  32 export ARCH CPU AS LD CC AR NM STRIP OBJCOPY OBJDUMP AWK CFLAGS PYTHON INCLUDES
  33
  34 tinyx.dirs = lib/ arch/ kernel/
  35
  36 tinyx.objs = $(patsubst %/, %/tyx_part.o, $(tinyx.dirs))
  37
  38 $(shell rm -f $(tinyx.objs) include/asm/arch include/asm)
  39 $(shell ln -s asm-$(ARCH) include/asm)
  40 $(shell ln -s arch-$(CPU) include/asm/arch)
  41
  42 _all:
  43
  44 all:
  45         @$(MAKE) _dep
  46         @$(MAKE) _all
  47
  48 _dep:
  49         @touch build/tinyx.deps
  50
  51 _all: tinyx.hex
  52
  53 tinyx.hex: tinyx.elf
  54         $(OBJCOPY) -O ihex build/$< build/$@
  55
  56 tinyx.elf: $(tinyx.objs)
  57         #$(LD) -EL -T arch/$(ARCH)/kernel/kernel.ld -o build/$@ $(tinyx.objs)
  58         $(CC) -Xlinker --script=arch/$(ARCH)/kernel/kernel.ld -o build/$@ $(tinyx.objs)
  59
  60 $(tinyx.objs):
  61         @$(MAKE) target=$@ -f scripts/Makefile.build
  62
  63 define xtags
  64         ctags -a $(all-sources)
  65 endef
  66
  67 tags:
  68         $(call xtags, ctags)
  69 .PHONY: clean
  70 clean:
  71         @cleandirs="$(shell $(PYTHON) scripts/expandtree.py $(tinyx.dirs))"; \
  72         cleanobjs=; \
  73         for dir in $$cleandirs; do \
  74           cleanobjs="$$cleanobjs $$dir*.o"; \
  75         done; \
  76         echo "rm -f $$cleanobjs include/asm build/tinyx.hex build/tinyx.elf build/tinyx.deps"; \
  77         rm -f include/asm/arch
  78         rm -f $$cleanobjs include/asm build/tinyx.hex build/tinyx.elf build/tinyx.deps;
  79
  80