bootloader/Makefile

   1 #             __________               __   ___.
   2 #   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   3 #   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   4 #   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   5 #   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   6 #                     \/            \/     \/    \/            \/
   7 # $Id$
   8 #
   9
  10 INCLUDES= $(TARGET_INC) -I$(FIRMDIR)/include -I$(FIRMDIR)/export -I. -I$(OBJDIR)        \
  11  -I$(BUILDDIR)
  12
  13 DEPFILE = $(OBJDIR)/dep-bootloader
  14 LDS := $(FIRMDIR)/target/$(CPU)/$(MANUFACTURER)/boot.lds
  15
  16 ifdef DEBUG
  17     DEFINES := -DDEBUG
  18     CFLAGS += -g
  19 endif
  20
  21 SRC := $(shell cat SOURCES | $(CC) -DMEMORYSIZE=$(MEMORYSIZE) $(INCLUDES) $(TARGET) $(DEFINES) $(EXTRA_DEFINES) -E -P -include "config.h" - )
  22 DIRS = .
  23
  24 ifdef APPEXTRA
  25    DIRS += $(subst :, ,$(APPEXTRA))
  26    INCLUDES += $(patsubst %,-I%,$(subst :, ,$(APPEXTRA)))
  27 endif
  28
  29 ifndef VERSION
  30 VERSION=$(shell date +%y%m%d-%H%M)
  31 endif
  32
  33 CFLAGS = $(GCCOPTS) $(INCLUDES) $(TARGET) $(DEFINES)                    \
  34  -DAPPSVERSION=\"$(VERSION)\" $(EXTRA_DEFINES) -DMEM=${MEMORYSIZE}
  35
  36 OBJS := $(SRC:%.c=$(OBJDIR)/%.o)
  37 SOURCES = $(SRC)
  38 LINKFILE = $(OBJDIR)/linkage.lds
  39 MAXINFILE = $(OBJDIR)/romstart.temp
  40 MAXOUTFILE = $(OBJDIR)/romstart
  41
  42 LIBROCKBOX = $(BUILDDIR)/librockbox.a
  43
  44 ifdef DEBUG
  45 all: $(OBJDIR)/bootloader.elf
  46 else
  47 all: $(BUILDDIR)/$(BINARY) $(FLASHFILE)
  48 endif
  49
  50 dep: $(DEPFILE)
  51
  52 $(LINKFILE): $(LDS)
  53         $(call PRINTS,Build $(@F))cat $< | $(CC) -DMEMORYSIZE=$(MEMORYSIZE) $(INCLUDES) $(TARGET) $(EXTRA_DEFINES)  $(DEFINES) -E -P $(ROMBUILD) - >$@
  54
  55 $(MAXOUTFILE):
  56         $(SILENT)echo '#include "config.h"' > $(MAXINFILE)
  57         $(SILENT)echo "ROM_START" >> $(MAXINFILE)
  58         $(SILENT)cat $(MAXINFILE) | $(CC) -DMEMORYSIZE=$(MEMORYSIZE) $(INCLUDES) $(TARGET) $(DEFINES) -E -P $(ROMBUILD) - > $(MAXOUTFILE)
  59         $(SILENT)rm $(MAXINFILE)
  60
  61 $(OBJDIR)/bootloader.elf : $(OBJS) $(LINKFILE) $(DEPFILE) $(LIBROCKBOX)
  62         $(call PRINTS,LD $(@F))$(CC) $(GCCOPTS) -Wl,--gc-sections -Os -nostdlib -o $@ $(OBJS) -L$(BUILDDIR) -L$(BUILDDIR)/firmware -lrockbox -lgcc -T$(LINKFILE) -Wl,-Map,$(OBJDIR)/bootloader.map
  63
  64 $(OBJDIR)/bootloader.bin : $(OBJDIR)/bootloader.elf
  65         $(call PRINTS,OBJCOPY $(@F))$(OC) -O binary $< $@
  66
  67 $(OBJDIR)/bootloader.asm: $(OBJDIR)/bootloader.bin
  68         $(TOOLSDIR)/sh2d -sh1 $< > $@
  69
  70 $(BUILDDIR)/$(BINARY) : $(OBJDIR)/bootloader.bin
  71         $(call PRINTS,Build bootloader file)$(MKFIRMWARE) $< $@
  72
  73 include $(TOOLSDIR)/make.inc
  74
  75 clean:
  76         $(call PRINTS,cleaning bootloader)-rm -f $(OBJS) $(BUILDDIR)/$(BINARY) $(OBJDIR)/bootloader.asm \
  77         $(OBJDIR)/bootloader.bin $(OBJDIR)/bootloader.elf $(OBJDIR)/*.map \
  78         $(LINKFILE) $(MAXOUTFILE) $(DEPFILE)
  79
  80 -include $(DEPFILE)