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