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CC := gcc
LD := ld
# Linker should relocate monitor to this address
MONITOR_BASE := 0xE0100000
# NB. '-Wcast-qual' is nasty, so I omitted it.
CFLAGS := -fno-builtin -O3 -Wall -Ih/ -Wredundant-decls
CFLAGS += -Wstrict-prototypes -Wnested-externs -Wpointer-arith -Winline -ansi
TARGET := mini-os
LOBJS := lib/malloc.o lib/math.o lib/printf.o lib/string.o
OBJS := entry.o kernel.o traps.o hypervisor.o mm.o events.o time.o ${LOBJS}
HINTF := h/xen-public/xen.h
HDRS := h/os.h h/types.h h/hypervisor.h h/mm.h h/events.h h/time.h h/lib.h
HDRS += $(HINTF)
default: $(TARGET)
xen-public:
[ -e h/xen-public] || ln -sf ../../../xen/include/public h/xen-public
$(TARGET): xen-public head.o $(OBJS)
$(LD) -N -T minios.lds head.o $(OBJS) -o $@.elf
objcopy -R .note -R .comment $@.elf $@
gzip -f -9 -c $@ >$@.gz
clean:
find . -type f -name '*.o' | xargs rm -f
rm -f *.o *~ core $(TARGET).elf $(TARGET).raw $(TARGET) $(TARGET).gz
find . -type l | xargs rm -f
%.o: %.c $(HDRS) Makefile
$(CC) $(CFLAGS) -c $< -o $@
%.o: %.S $(HDRS) Makefile
$(CC) $(CFLAGS) -D__ASSEMBLY__ -c $< -o $@
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