apps/plugins/plugins.make

   1 #             __________               __   ___.
   2 #   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   3 #   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   4 #   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   5 #   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   6 #                     \/            \/     \/    \/            \/
   7 # $Id$
   8 #
   9
  10 # single-file plugins:
  11 PLUGINS_SRC = $(call preprocess, $(APPSDIR)/plugins/SOURCES)
  12 OTHER_SRC += $(PLUGINS_SRC)
  13 ROCKS1 := $(PLUGINS_SRC:.c=.rock)
  14 ROCKS1 := $(subst $(ROOTDIR),$(BUILDDIR),$(ROCKS1))
  15
  16 ROCKS := $(ROCKS1)
  17
  18 # libplugin.a
  19 PLUGINLIB := $(BUILDDIR)/apps/plugins/libplugin.a
  20 PLUGINLIB_SRC = $(call preprocess, $(APPSDIR)/plugins/lib/SOURCES)
  21 OTHER_SRC += $(PLUGINLIB_SRC)
  22
  23 PLUGINLIB_OBJ := $(PLUGINLIB_SRC:.c=.o)
  24 PLUGINLIB_OBJ := $(PLUGINLIB_OBJ:.S=.o)
  25 PLUGINLIB_OBJ := $(subst $(ROOTDIR),$(BUILDDIR),$(PLUGINLIB_OBJ))
  26
  27 ### build data / rules
  28 ifndef SIMVER
  29 PLUGIN_LDS := $(APPSDIR)/plugins/plugin.lds
  30 PLUGINLINK_LDS := $(BUILDDIR)/apps/plugins/plugin.link
  31 OVERLAYREF_LDS := $(BUILDDIR)/apps/plugins/overlay_ref.link
  32 endif
  33
  34 # multifile plugins (subdirs):
  35 PLUGINSUBDIRS := $(call preprocess, $(APPSDIR)/plugins/SUBDIRS)
  36
  37 # include <dir>.make from each subdir (yay!)
  38 $(foreach dir,$(PLUGINSUBDIRS),$(eval include $(dir)/$(notdir $(dir)).make))
  39
  40 OTHER_INC += -I$(APPSDIR)/plugins -I$(APPSDIR)/plugins/lib
  41
  42 # special compile flags for plugins:
  43 PLUGINFLAGS = -I$(APPSDIR)/plugins -DPLUGIN $(CFLAGS)
  44
  45 # single-file plugins depend on their respective .o
  46 $(ROCKS1): $(BUILDDIR)/%.rock: $(BUILDDIR)/%.o
  47
  48 # dependency for all plugins
  49 $(ROCKS): $(APPSDIR)/plugin.h $(PLUGINLINK_LDS) $(PLUGINLIB) $(PLUGINBITMAPLIB)
  50
  51 $(PLUGINLIB): $(PLUGINLIB_OBJ)
  52         $(SILENT)$(shell rm -f $@)
  53         $(call PRINTS,AR $(@F))$(AR) rcs $@ $^ >/dev/null
  54
  55 $(PLUGINLINK_LDS): $(PLUGIN_LDS)
  56         $(call PRINTS,PP $(@F))
  57         $(shell mkdir -p $(dir $@))
  58         $(call preprocess2file,$<,$@,-DLOADADDRESS=$(LOADADDRESS))
  59
  60 $(OVERLAYREF_LDS): $(PLUGIN_LDS)
  61         $(call PRINTS,PP $(@F))
  62         $(shell mkdir -p $(dir $@))
  63         $(call preprocess2file,$<,$@,-DOVERLAY_OFFSET=0)
  64
  65 $(BUILDDIR)/credits.raw credits.raw: $(DOCSDIR)/CREDITS
  66         $(call PRINTS,Create credits.raw)perl $(APPSDIR)/plugins/credits.pl < $< > $(BUILDDIR)/$(@F)
  67
  68 # special dependencies
  69 $(BUILDDIR)/apps/plugins/wav2wv.rock: $(BUILDDIR)/apps/codecs/libwavpack.a $(PLUGINLIB)
  70
  71 # special pattern rule for compiling plugin lib (with function and data sections)
  72 $(BUILDDIR)/apps/plugins/lib/%.o: $(ROOTDIR)/apps/plugins/lib/%.c
  73         $(SILENT)mkdir -p $(dir $@)
  74         $(call PRINTS,CC $(subst $(ROOTDIR)/,,$<))$(CC) -I$(dir $<) $(PLUGINFLAGS) -ffunction-sections -fdata-sections -c $< -o $@
  75
  76 # special pattern rule for compiling plugins with extra flags
  77 $(BUILDDIR)/apps/plugins/%.o: $(ROOTDIR)/apps/plugins/%.c $(PLUGINBITMAPLIB)
  78         $(SILENT)mkdir -p $(dir $@)
  79         $(call PRINTS,CC $(subst $(ROOTDIR)/,,$<))$(CC) -I$(dir $<) $(PLUGINFLAGS) -c $< -o $@
  80
  81 ifdef SIMVER
  82  PLUGINLDFLAGS = $(SHARED_FLAG) # <-- from Makefile
  83 else
  84  PLUGINLDFLAGS = -T$(PLUGINLINK_LDS) -Wl,--gc-sections -Wl,-Map,$*.map
  85  OVERLAYLDFLAGS = -T$(OVERLAYREF_LDS) -Wl,--gc-sections -Wl,-Map,$*.refmap
  86 endif
  87
  88 $(BUILDDIR)/%.rock:
  89         $(call PRINTS,LD $(@F))$(CC) $(PLUGINFLAGS) -o $(BUILDDIR)/$*.elf \
  90                 $(filter %.o, $^) \
  91                 $(filter %.a, $+) \
  92                 -lgcc $(PLUGINLDFLAGS)
  93 ifdef SIMVER
  94         $(SILENT)cp $(BUILDDIR)/$*.elf $@
  95 else
  96         $(SILENT)$(OC) -O binary $(BUILDDIR)/$*.elf $@
  97 endif
  98
  99 $(BUILDDIR)/%.refmap: $(APPSDIR)/plugin.h $(OVERLAYREF_LDS) $(PLUGINLIB) $(PLUGINBITMAPLIB)
 100         $(call PRINTS,LD $(@F))$(CC) $(PLUGINFLAGS) -o /dev/null \
 101                 $(filter %.o, $^) \
 102                 $(filter %.a, $+) \
 103                 -lgcc $(OVERLAYLDFLAGS)