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# Build an ELF linux+filesystem image
CPPFLAGS += -DSMP
CPPFLAGS += -DUSE_INITRD
#CPPFLAGS += -DTHUMB2_KERNEL
CPPFLAGS += -march=armv7-a
CPPFLAGS += -DVEXPRESS
# MPS (Cortex-M3) definitions
#CPPFLAGS += -DMACH_MPS -DTHUMB2_KERNEL
#CPPFLAGS += -march=armv7-m
#CPPFLAGS += -mthumb -Wa,-mthumb -Wa,-mimplicit-it=always
BOOTLOADER = boot.S
KERNEL = uImage
FILESYSTEM = filesystem.cpio.gz
IMAGE = linux-system.axf
LD_SCRIPT = model.lds.S
CROSS_COMPILE = arm-none-linux-gnueabi-
CC = $(CROSS_COMPILE)gcc
LD = $(CROSS_COMPILE)ld
all: $(IMAGE)
clean:
rm -f $(IMAGE) boot.o model.lds
$(IMAGE): boot.o model.lds $(KERNEL) $(FILESYSTEM)
$(LD) -o $@ --script=model.lds
boot.o: $(BOOTLOADER)
$(CC) $(CPPFLAGS) -c -o $@ $<
model.lds: $(LD_SCRIPT)
$(CC) $(CPPFLAGS) -E -P -C -o $@ $<
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