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LDFLAGS := --build-id=none -z max-page-size=0x1000 -n
include ../Global.mk
CFLAGS += -D__KERNEL__
###
HEAD := $(wildcard include/*/*.h include/*/*/*.h)
SRCDIR := boot entry main util drivers drivers/disk drivers/tty mm proc fs/ramfs fs/s5fs fs vm api test test/kshell test/vfstest
SRC := $(foreach dr, $(SRCDIR), $(wildcard $(dr)/*.[cS]))
OBJS := $(addsuffix .o,$(basename $(SRC)))
ASM_FILES :=
SCRIPTS := $(foreach dr, $(SRCDIR), $(wildcard $(dr)/*.gdb $(dr)/*.py))
BSYMBOLS := symbols.dbg
KERNEL := kernel.bin
IMAGE := weenix.img
ISO_IMAGE := weenix.iso
GDBCOMM := gdb-commands
.PHONY: all cscope clean
%.a:
touch $@
all: $(ISO_IMAGE) $(GDBCOMM) $(ASM_FILES) $(BSYMBOLS)
$(KERNEL) : $(OBJS)
@ echo " Linking for \"kernel/$@\"..."
@ # entry.o included from link.ld. boot/boot-{32,64}.S must be the first file so that the multiboot header is close enough to the front.
@ $(LD) $(LDFLAGS) -T link.ld boot/boot.o $(filter-out boot/boot.o entry/entry.o,$^) -o $@
$(BSYMBOLS): $(KERNEL)
@ echo " Generating kernel symbols list..."
@ readelf -Ws $(KERNEL) | grep -Ev 'SECTION|UND|FILE|Num:|Symbol|^$$' | awk '{printf "0x%s %s\n", $$2, $$8}' > $@
$(ISO_IMAGE): $(KERNEL)
@ echo " Creating \"kernel/$@\" from floppy disk image..."
@ rm -rf .iso
@ mkdir -p .iso/boot/grub
@ ln -f $< .iso/boot/$< || cp -f $< .iso/boot/$<
@ echo "default=0" > .iso/boot/grub/grub.cfg
@ echo "timeout=0" > .iso/boot/grub/grub.cfg
@ echo "menuentry \"$@\" {" >> .iso/boot/grub/grub.cfg
@ echo " echo \"Booting $@ from /boot/$<\" " >> .iso/boot/grub/grub.cfg
@ echo " echo \"Welcome To 64-bit Weenix!\" " >> .iso/boot/grub/grub.cfg
@ echo " multiboot2 /boot/$< " >> .iso/boot/grub/grub.cfg
@ echo " acpi -2 " >> .iso/boot/grub/grub.cfg
@ echo " boot " >> .iso/boot/grub/grub.cfg
@ echo " GRUB_GFXMODE=1024x768x32" >> .iso/boot/grub/grub.cfg
@ echo "}" >> .iso/boot/grub/grub.cfg
@ $(MKRESCUE) -o $@ ./.iso
$(GDBCOMM): $(SCRIPTS)
@ echo " Creating gdb command list..."
@ $(foreach script, $(SCRIPTS), echo $(abspath $(script)) >> $(dir $(script))$(shell basename $(dir $(script))).gdbcomm; )
@ # We supress an error here if no command files exist
-@ cat */*.gdbcomm > $@
%.S: %.c
@ echo " Compiling \"kernel/$<\"..."
@ $(CC) $(CFLAGS) -S $< -o $@
%.o: %.c
@ echo " Compiling \"kernel/$<\"..."
@ $(CC) -c $(CFLAGS) $< -o $@
%.o: %.S
@ echo " Compiling \"kernel/$<\"..."
@ $(CC) -c $(ASFLAGS) $(CFLAGS) $< -o $@
cscope: $(HEAD) $(SRC)
@ echo " Updating cscope symbol cross-reference..."
@ echo $(HEAD) $(SRC) > cscope.files
@ $(CSCOPE) -k -b -q -v > /dev/null
FILTER=`echo "DRIVERS $(DRIVERS)\nVFS $(VFS)\nS5FS $(S5FS)\nVM $(VM)" | grep 1 | cut -f1 -d" " | tr "\n" "|"`PROCS
nyi:
@ echo " Not yet implemented:"
@ echo
@ find . -name \*.c -printf "%P\n" \
| xargs grep -Hn "NOT_YET_IMPLEMENTED" \
| sed -e 's/^\(.*:.*\):.*\"\(.*\): \(.*\)\".*/\2 \1 \3/' \
| grep -E "^($(FILTER))" \
| awk '{printf("%25s %30s() %8s\n", $$2, $$3, $$1)}'
clean:
@ find . -name "*.o" -type f -delete
@ rm -f $(OBJS) $(BSYMBOLS) $(KERNEL) $(IMAGE) $(ISO_IMAGE) $(GDBCOMM) */*.gdbcomm cscope*.out cscope.files
@ rm -rf .iso
|
