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# __________ __ ___.
# Open \______ \ ____ ____ | | _\_ |__ _______ ___
# Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
# Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
# Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
# \/ \/ \/ \/ \/
# $Id$
#
include $(ROOTDIR)/lib/microtar/microtar.make
INCLUDES += -I$(APPSDIR)
SRC += $(call preprocess, $(APPSDIR)/SOURCES)
LDSDEP := $(FIRMDIR)/export/cpu.h $(FIRMDIR)/export/config.h
BOOTLDS := $(FIRMDIR)/target/$(CPU)/$(MANUFACTURER)/boot.lds
BOOTLINK := $(BUILDDIR)/boot.link
BOOTEXT := $(suffix $(BINARY))
SPLLDS := $(FIRMDIR)/target/$(CPU)/$(MANUFACTURER)/spl.lds
SPLLINK := $(BUILDDIR)/spl.link
SPLBINARY := spl$(BOOTEXT)
BLINFO = $(BUILDDIR)/bootloader-info.txt
CLEANOBJS += $(BUILDDIR)/bootloader.* $(BUILDDIR)/spl.*
# Currently not needed
#include $(FIRMDIR)/target/$(CPU)/$(MANUFACTURER)/$(MODELNAME)/boot.make
.SECONDEXPANSION:
### Bootloader
$(BOOTLINK): $(BOOTLDS) $(LDSDEP)
$(call PRINTS,PP $(@F))
$(call preprocess2file,$<,$@,)
$(BUILDDIR)/bootloader.elf: $$(OBJ) $(FIRMLIB) $(CORE_LIBS) $$(BOOTLINK)
$(call PRINTS,LD $(@F))$(CC) $(GCCOPTS) -Os -nostdlib -o $@ $(OBJ) \
-L$(BUILDDIR)/firmware -lfirmware \
-L$(BUILDDIR)/lib $(call a2lnk, $(CORE_LIBS)) \
-lgcc -T$(BOOTLINK) $(GLOBAL_LDOPTS) \
-Wl,--gc-sections -Wl,-Map,$(BUILDDIR)/bootloader.map
$(BUILDDIR)/bootloader.bin: $(BUILDDIR)/bootloader.elf
$(call PRINTS,OC $(@F))$(call objcopy,$<,$@)
$(BUILDDIR)/bootloader.ucl: $(BUILDDIR)/bootloader.bin
$(call PRINTS,UCLPACK $(@F))$(TOOLSDIR)/uclpack --nrv2e -9 $< $@ >/dev/null
### SPL
$(SPLLINK): $(SPLLDS) $(LDSDEP)
$(call PRINTS,PP $(@F))
$(call preprocess2file,$<,$@,)
$(BUILDDIR)/spl.elf: $$(OBJ) $(FIRMLIB) $(CORE_LIBS) $$(SPLLINK)
$(call PRINTS,LD $(@F))$(CC) $(GCCOPTS) -Os -nostdlib -o $@ $(OBJ) \
-L$(BUILDDIR)/firmware -lfirmware \
-L$(BUILDDIR)/lib $(call a2lnk, $(CORE_LIBS)) \
-lgcc -T$(SPLLINK) $(GLOBAL_LDOPTS) \
-Wl,--gc-sections -Wl,-Map,$(BUILDDIR)/spl.map
$(BUILDDIR)/spl.bin: $(BUILDDIR)/spl.elf
$(call PRINTS,OC $(@F))$(call objcopy,$<,$@)
$(BUILDDIR)/$(SPLBINARY): $(BUILDDIR)/spl.bin
$(call PRINTS,MKSPL $(@F))$(MKFIRMWARE) $< $@
### Generating the update package
# suppress regenerating bootloader-info if nothing has changed
BLVERSION:=$(SVNVERSION)
OLDBLVERSION:=$(shell head -n1 $(BLINFO) 2>/dev/null || echo "NOREVISION")
ifneq ($(BLVERSION),$(OLDBLVERSION))
.PHONY: $(BLINFO)
endif
$(BLINFO):
$(call PRINTS,GEN $(@F))echo $(SVNVERSION) > $@
# The "binary" is actually an update package which is just a tar archive
$(BUILDDIR)/$(BINARY): $(BUILDDIR)/$(SPLBINARY) \
$(BUILDDIR)/bootloader.ucl \
$(BLINFO)
$(call PRINTS,TAR $(@F))tar -C $(BUILDDIR) \
--numeric-owner --no-acls --no-xattrs --no-selinux \
--mode=0644 --owner=0 --group=0 \
-cf $@ $(call full_path_subst,$(BUILDDIR)/%,%,$^)
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