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. -Icommon -Idrivers
  17
  18 TOOLSDIR = ../tools
  19
  20 CFLAGS = -W -Wall -O -m1 -nostdlib -ffreestanding -Wstrict-prototypes $(INCLUDES) $(TARGET) $(EXTRA_DEFINES)
  21
  22 ifdef DEBUG
  23 CFLAGS += -g -DDEBUG
  24 else
  25 CFLAGS += -fomit-frame-pointer -fschedule-insns
  26 endif
  27
  28 SRC := $(wildcard drivers/*.c common/*.c *.c)
  29
  30 OBJS := $(SRC:%.c=$(OBJDIR)/%.o) $(OBJDIR)/crt0.o $(OBJDIR)/bitswap.o
  31 DEPS:=.deps
  32 DEPDIRS:=$(DEPS) $(DEPS)/drivers $(DEPS)/common $(DEPS)/malloc
  33
  34 DIRS = $(subst $(DEPS),".",$(DEPDIRS))
  35
  36 OUTPUT = $(OBJDIR)/librockbox.a
  37
  38 ifeq (RECORDER,$(findstring RECORDER, $(CFLAGS)))
  39         OBJS += $(OBJDIR)/sysfont.o
  40 endif
  41
  42 ifndef OBJDIR
  43 no_configure:
  44         @echo "Don't run make here. Run the tools/configure script from your own build"
  45         @echo "directory, then run make there."
  46         @echo
  47         @echo "More help on how to build rockbox can be found here:"
  48         @echo "http://rockbox.haxx.se/docs/how_to_compile.html"
  49 endif
  50
  51 all: $(OUTPUT) $(EXTRA_TARGETS)
  52
  53 $(OUTPUT): $(OBJS)
  54         $(AR) ruv $@ $+
  55
  56 $(OBJDIR)/%.o: %.c
  57         @mkdir -p `dirname $@`
  58         $(CC) $(CFLAGS) -c $< -o $@
  59
  60 $(OBJDIR)/%.o: %.S
  61         @mkdir -p `dirname $@`
  62         $(CC) $(CFLAGS) -c $< -o $@
  63
  64 tags:
  65         @$(SHELL) -c 'for d in $(DIRS); do { etags -o $(OBJDIR)/TAGS -a $$d/*.[ch]; }; done'
  66
  67 clean:
  68         rm -f $(OBJS) $(OUTPUT) $(OBJDIR)/sysfont.c
  69         rm -rf $(OBJDIR)/$(DEPS)
  70
  71 # Special targets
  72 $(OBJDIR)/thread.o: thread.c thread.h
  73         $(CC) -c -O -fomit-frame-pointer $(CFLAGS) $< -o $@
  74
  75 $(OBJDIR)/sysfont.o: fonts/clR6x8.bdf
  76         $(TOOLSDIR)/convbdf -c -o $(OBJDIR)/sysfont.c $<
  77         $(CC) $(CFLAGS) -c $(OBJDIR)/sysfont.c -o $@
  78
  79 $(OBJDIR)/$(DEPS)/%.d: %.c
  80         @$(SHELL) -c 'for d in $(DEPDIRS); do { if [ ! -d $(OBJDIR)/$$d ]; then mkdir $(OBJDIR)/$$d; fi; }; done'
  81         @echo "Updating dependencies for $<"
  82         @$(SHELL) -ec '$(CC) -MM $(CFLAGS) $< \
  83                 |sed '\''s|\($*\)\.o[ :]*|$(OBJDIR)/\1.o $(<:%.c=%.d) : |g'\'' > $@; \
  84                 [ -s $@ ] || rm -f $@'
  85
  86 ifdef OBJDIR
  87  -include $(SRC:%.c=$(OBJDIR)/$(DEPS)/%.d)
  88 endif
  89