firmware/Makefile

   1 #             __________               __   ___.
   2 #   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   3 #   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   4 #   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   5 #   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   6 #                     \/            \/     \/    \/            \/
   7 # $Id$
   8 #
   9
  10 CC    = sh-elf-gcc
  11 LD    = sh-elf-ld
  12 AR    = sh-elf-ar
  13 AS    = sh-elf-as
  14 OC    = sh-elf-objcopy
  15
  16 INCLUDES=-Iinclude -I. -Iexport -Icommon -Idrivers
  17
  18 CFLAGS = -W -Wall -O -m1 -nostdlib -ffreestanding -Wstrict-prototypes $(INCLUDES) $(TARGET) $(EXTRA_DEFINES) -DMEM=${MEM}
  19
  20 ifndef MEM
  21     # if MEM is not set, assume 2MB
  22     MEM=2
  23 endif
  24
  25 ifdef DEBUG
  26 CFLAGS += -g -DDEBUG
  27 else
  28 CFLAGS += -fomit-frame-pointer -fschedule-insns
  29 endif
  30
  31 SRC := $(wildcard drivers/*.c common/*.c *.c)
  32 SRC_S := $(wildcard drivers/*.S common/*.S *.S)
  33
  34 OBJS := $(SRC:%.c=$(OBJDIR)/%.o) $(SRC_S:%.S=$(OBJDIR)/%.o)
  35 DEPS:=.deps
  36 DEPDIRS:=$(DEPS) $(DEPS)/drivers $(DEPS)/common $(DEPS)/malloc
  37
  38 DIRS = $(subst $(DEPS),".",$(DEPDIRS))
  39
  40 OUTPUT = $(OBJDIR)/librockbox.a
  41
  42 ifeq (RECORDER,$(findstring RECORDER, $(CFLAGS)))
  43         OBJS += $(OBJDIR)/sysfont.o
  44 endif
  45
  46 ifndef OBJDIR
  47 no_configure:
  48         @echo "Don't run make here. Run the tools/configure script from your own build"
  49         @echo "directory, then run make there."
  50         @echo
  51         @echo "More help on how to build rockbox can be found here:"
  52         @echo "http://rockbox.haxx.se/docs/how_to_compile.html"
  53 endif
  54
  55 ifndef TOOLSDIR
  56         TOOLSDIR=../tools
  57 endif
  58
  59 all: $(TOOLSDIR)/convbdf $(OUTPUT) $(EXTRA_TARGETS)
  60
  61 $(TOOLSDIR)/convbdf:
  62         $(MAKE) -C $(TOOLSDIR)
  63
  64 $(OUTPUT): $(OBJS)
  65         $(AR) ruv $@ $+
  66
  67 $(OBJDIR)/%.o: %.c
  68         @mkdir -p `dirname $@`
  69         $(CC) $(CFLAGS) -c $< -o $@
  70
  71 $(OBJDIR)/%.o: %.S
  72         @mkdir -p `dirname $@`
  73         $(CC) $(CFLAGS) -c $< -o $@
  74
  75 tags:
  76         @$(SHELL) -c 'for d in $(DIRS); do { etags -o $(OBJDIR)/TAGS -a $$d/*.[ch]; }; done'
  77
  78 clean:
  79         rm -f $(OBJS) $(OUTPUT) $(OBJDIR)/sysfont.c
  80         rm -rf $(OBJDIR)/$(DEPS)
  81
  82 # Special targets
  83 $(OBJDIR)/thread.o: thread.c export/thread.h
  84         $(CC) -c -O -fomit-frame-pointer $(CFLAGS) $< -o $@
  85
  86 $(OBJDIR)/sysfont.o: fonts/clR6x8.bdf
  87         $(TOOLSDIR)/convbdf -c -o $(OBJDIR)/sysfont.c $<
  88         $(CC) $(CFLAGS) -c $(OBJDIR)/sysfont.c -o $@
  89
  90 $(OBJDIR)/$(DEPS)/%.d: %.c
  91         @$(SHELL) -c 'for d in $(DEPDIRS); do { if [ ! -d $(OBJDIR)/$$d ]; then mkdir $(OBJDIR)/$$d; fi; }; done'
  92         @echo "Updating dependencies for $<"
  93         @$(SHELL) -ec '$(CC) -MM $(CFLAGS) $< \
  94                 |sed '\''s|\($*\)\.o[ :]*|$(OBJDIR)/\1.o $(<:%.c=%.d) : |g'\'' > $@; \
  95                 [ -s $@ ] || rm -f $@'
  96
  97 ifdef OBJDIR
  98  -include $(SRC:%.c=$(OBJDIR)/$(DEPS)/%.d)
  99 endif
 100