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debug ?= y
include $(CURDIR)/../../Config.mk
# Set TARGET_ARCH
override TARGET_ARCH := $(XEN_TARGET_ARCH)
# NB. '-Wcast-qual' is nasty, so I omitted it.
CFLAGS := -fno-builtin -Wall -Werror -Iinclude/ -Wredundant-decls -Wno-format
CFLAGS += -Wstrict-prototypes -Wnested-externs -Wpointer-arith -Winline
ifeq ($(TARGET_ARCH),x86_32)
CFLAGS += -m32 -march=i686
LDFLAGS := -m elf_i386
endif
ifeq ($(TARGET_ARCH),x86_64)
CFLAGS += -m64 -mno-red-zone -fpic -fno-reorder-blocks
CFLAGS += -fno-asynchronous-unwind-tables
LDFLAGS := -m elf_x86_64
endif
ifeq ($(debug),y)
CFLAGS += -g
else
CFLAGS += -O3
endif
TARGET := mini-os
OBJS := $(TARGET_ARCH).o
OBJS += $(patsubst %.c,%.o,$(wildcard *.c))
OBJS += $(patsubst %.c,%.o,$(wildcard lib/*.c))
OBJS += $(patsubst %.c,%.o,$(wildcard xenbus/*.c))
OBJS += $(patsubst %.c,%.o,$(wildcard console/*.c))
HDRS := $(wildcard include/*.h)
HDRS += $(wildcard include/xen/*.h)
.PHONY: default
default: $(TARGET)
.PHONY: links
links:
[ -e include/xen ] || ln -sf ../../../xen/include/public include/xen
$(TARGET): links $(OBJS)
$(LD) -N -T minios-$(TARGET_ARCH).lds $(OBJS) -o $@.elf
gzip -f -9 -c $@.elf >$@.gz
.PHONY: clean
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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