98 lines
3 KiB
Makefile
98 lines
3 KiB
Makefile
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# __________ __ ___.
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# Open \______ \ ____ ____ | | _\_ |__ _______ ___
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# Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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# Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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# Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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# \/ \/ \/ \/ \/
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# $Id$
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#
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ifndef V
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SILENT = @
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endif
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CC = gcc
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LD = ld
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OC = objcopy
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CROSS ?= arm-elf-eabi-
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ROOTDIR = ../../..
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FIRMDIR = $(ROOTDIR)/firmware
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FWARM = $(FIRMDIR)/target/arm
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FW8702 = $(FWARM)/s5l8702
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BUILDDIR = build/
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LINKFILE = dualboot.lds
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# Edit the following variables when adding a new target.
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# mks5lboot.c also needs to be edited to refer to these
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# To add a new target x you need to:
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# 1) add x to the list in TARGETS
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# 2) create a variable named OPT_x of the form:
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# OPT_x=target specific defines
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TARGETS = ipod6g
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OPT_ipod6g = -DIPOD_6G -DMEMORYSIZE=64
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LOADERS = install uninstall
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OPT_install =
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OPT_uninstall = -DDUALBOOT_UNINSTALL
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# target/loader specific options
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$(foreach l, $(LOADERS),$(foreach t, $(TARGETS),\
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$(eval OPT_$(l)_$(t) = $(OPT_$(l)) $(OPT_$(t)))))
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DEFINES = -DBOOTLOADER
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SOURCES = init.S dualboot.c
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SOURCES += $(ROOTDIR)/lib/arm_support/support-arm.S
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SOURCES += $(wildcard $(FIRMDIR)/asm/mem*.c $(FIRMDIR)/libc/mem*.c)
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SOURCES += $(addprefix $(FWARM)/, mmu-arm.S)
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SOURCES += $(addprefix $(FW8702)/, clocking-s5l8702.c spi-s5l8702.c nor-s5l8702.c crypto-s5l8702.c)
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# target/loader specific sources
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SRCTARGET = piezo-.c
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$(foreach l, $(LOADERS), $(foreach t, $(TARGETS),\
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$(eval SRC_$(l)_$(t) = $(addprefix $(FW8702)/$(t)/, $(subst -.,-$(subst ipod,,$(t)).,$(SRCTARGET))))))
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INCLUDES += -I. -I.. -I$(FIRMDIR) -I$(FWARM) -I$(FW8702)
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INCLUDES += $(addprefix -I$(FIRMDIR)/, export include libc/include kernel/include)
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# target/loader specific includes
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$(foreach l,$(LOADERS),$(foreach t,$(TARGETS),$(eval INC_$(l)_$(t) = -I$(FW8702)/$(t))))
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CFLAGS = $(INCLUDES) -mcpu=arm926ej-s -std=gnu99 -nostdlib -ffreestanding -Os -W -Wall\
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-Wundef -Wstrict-prototypes -ffunction-sections -fdata-sections -Wl,--gc-sections $(DEFINES)
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# Build filenames prefix
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PFX = dualboot_
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BOOTBINS = $(foreach l, $(LOADERS),$(foreach t, $(TARGETS),$(PFX)$(l)_$(t).arm-bin))
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OUTPUTDUALBOOT = ../dualboot.h ../dualboot.c
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OUTPUTDEBUG = $(BOOTBINS:%.arm-bin=$(BUILDDIR)%.arm-elf) $(BOOTBINS:%.arm-bin=$(BUILDDIR)%.lds)
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all: $(BUILDDIR) $(OUTPUTDUALBOOT)
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$(BUILDDIR)$(PFX)%.lds: $(LINKFILE)
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@echo Creating $@
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$(SILENT)$(CROSS)$(CC) $(INC_$*) $(CFLAGS) $(OPT_$*) -E -x c - < $< | sed '/#/d' > $@
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$(BUILDDIR)$(PFX)%.arm-elf: $(BUILDDIR)$(PFX)%.lds $(SOURCES)
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@echo CC -T $(notdir $^ $(SRC_$*))
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$(SILENT)$(CROSS)$(CC) $(INC_$*) $(CFLAGS) $(OPT_$*) -o $@ -T$^ $(SRC_$*)
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$(PFX)%.arm-bin: $(BUILDDIR)$(PFX)%.arm-elf
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@echo OC $<
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$(SILENT)$(CROSS)$(OC) -O binary $< $@
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bin2c: bin2c.c
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$(CC) -o $@ $<
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$(OUTPUTDUALBOOT): bin2c $(BOOTBINS)
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./bin2c ../dualboot $(BOOTBINS)
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$(BUILDDIR):
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mkdir -p $@
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clean:
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rm -rf bin2c $(BOOTBINS) $(BUILDDIR)
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.PRECIOUS: $(OUTPUTDEBUG)
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