4 VPATH := $(TOP_SRCDIR)/threads
5 VPATH := $(VPATH):$(TOP_SRCDIR)/devices
6 VPATH := $(VPATH):$(TOP_SRCDIR)/lib
7 VPATH := $(VPATH):$(TOP_SRCDIR)/filesys
12 WARNINGS = -Wall -W -Wstrict-prototypes -Wmissing-prototypes
13 CFLAGS = -g -O3 -MMD $(WARNINGS) $(INCLUDES) $(DEFINES)
14 ASFLAGS = $(INCLUDES) $(DEFINES)
17 THREADS_SRC = start.S # Must be linked first.
18 THREADS_SRC += init.c # Start-up code.
19 THREADS_SRC += thread.c # Thread management core.
20 THREADS_SRC += switch.S # Thread switch routine.
21 THREADS_SRC += interrupt.c # Interrupt core.
22 THREADS_SRC += intr-stubs.S # Interrupt stubs.
23 THREADS_SRC += synch.c # Synchronization.
24 THREADS_SRC += palloc.c # Page allocator.
25 THREADS_SRC += malloc.c # Subpage allocator.
28 DEVICES_SRC = timer.c # Timer device.
29 DEVICES_SRC += kbd.c # Keyboard device.
30 DEVICES_SRC += vga.c # Video device.
31 DEVICES_SRC += serial.c # Serial port device.
34 LIB_SRC = debug.c # Debug helpers.
35 LIB_SRC += lib.c # Standard C library.
36 LIB_SRC += random.c # Pseudo-random numbers.
37 LIB_SRC += list.c # Doubly-linked lists.
38 LIB_SRC += bitmap.c # Bitmaps.
39 LIB_SRC += backdoor.c # Backdoor IPC.
42 FILESYS_SRC = filesys.c # Filesystem core.
43 FILESYS_SRC += file.c # Individual files.
44 FILESYS_SRC += filesys-stub.c # Stub helper code.
47 OBJECTS = $(patsubst %.c,%.o,$(patsubst %.S,%.o,$(SOURCES)))
51 intr-stubs.S: $(TOP_SRCDIR)/threads/intr-stubs.pl
52 $< > $@.tmp && mv $@.tmp $@
55 ld -T $(TOP_SRCDIR)/threads/kernel.lds -o $@ $^ \
56 `$(CC) -print-libgcc-file-name`
59 objcopy -O binary -R .note -R .comment -S $< $@.data
60 perl -e 'print "\0" x (4096 - (-s "$@.data") % 4096)' > $@.pad
61 cat $@.data $@.pad > $@.tmp && mv $@.tmp $@
63 loader.bin: loader.S kernel.bin
64 gcc -c $< -DKERNEL_LOAD_PAGES=`perl -e 'print +(-s "kernel.bin") / 4096;'`
65 ld -N -e start -Ttext 0x7c00 --oformat binary -o $@ loader.o
67 diskimage.bin: loader.bin kernel.bin
68 cat loader.bin kernel.bin > diskimage.bin
71 rm -f *.o *.d *.bin intr-stubs.S