51 lines
1.7 KiB
Makefile
51 lines
1.7 KiB
Makefile
CC=gcc
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LD=ld
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OC=objcopy
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CROSS_PREFIX=arm-elf-eabi-
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REGS_PATH=../../../firmware/target/arm/imx233/regs
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CFLAGS=-mcpu=arm926ej-s -std=gnu99 -I. -I$(REGS_PATH) -nostdlib -ffreestanding -fomit-frame-pointer -O
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LDFLAGS=
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# Edit the following variables when adding a new target.
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# mkimxboot.c also needs to be edited to refer to these
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# To add a new target x you need to:
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# 1) add x to the list in TARGETS
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# 2) create a variable named OPT_x of the form:
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# OPT_x=target specific defines
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TARGETS=zenmozaic zenxfi zen zenv
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OPT_zenmozaic=-DCREATIVE_ZENMOZAIC -DIMX233_SUBTARGET=3700
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OPT_zenxfi=-DCREATIVE_ZENXFI -DIMX233_SUBTARGET=3700
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OPT_zen=-DCREATIVE_ZEN -DIMX233_SUBTARGET=3700
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OPT_zenv=-DCREATIVE_ZENV -DIMX233_SUBTARGET=3600
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BOOTLDS=$(patsubst %, dualboot_%.lds, $(TARGETS))
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BOOTOBJS=$(patsubst %, dualboot_%.o, $(TARGETS))
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BOOTBINS=$(patsubst %, dualboot_%.arm-bin, $(TARGETS))
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BOOTELFS=$(patsubst %, dualboot_%.arm-elf, $(TARGETS))
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all: ../dualboot.h ../dualboot.c $(BOOTELFS)
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# Dualboot bootloaders
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dualboot_%.o: dualboot.c
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$(CROSS_PREFIX)$(CC) $(CFLAGS) $(OPT_$(@:dualboot_%.o=%)) -c -o $@ $^
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dualboot_%.lds: dualboot.lds
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$(CROSS_PREFIX)$(CC) $(CFLAGS) $(OPT_$(@:dualboot_%.lds=%)) -E -x c - < $< | sed '/#/d' > $@
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dualboot_%.arm-elf: dualboot_%.o dualboot_%.lds
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$(CROSS_PREFIX)$(LD) $(LDFLAGS) -T$(@:dualboot_%.arm-elf=dualboot_%.lds) -o $@ $<
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# Rules for the ARM code embedded in mkamsboot - assemble, link, then extract
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# the binary code and finally convert to .h for building in mkamsboot
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%.arm-bin: %.arm-elf
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$(CROSS_PREFIX)$(OC) -O binary $< $@
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../dualboot.c ../dualboot.h: $(BOOTBINS) bin2c
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./bin2c ../dualboot $(BOOTBINS)
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bin2c: bin2c.c
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$(CC) -o bin2c bin2c.c
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clean:
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rm -f *~ bin2c $(BOOTBINS) $(BOOTOBJS) $(BOOTELFS) $(BOOTLDS)
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