7 VPATH := $(TOP_SRCDIR)/threads
8 VPATH := $(VPATH):$(TOP_SRCDIR)/devices
9 VPATH := $(VPATH):$(TOP_SRCDIR)/lib
10 VPATH := $(VPATH):$(TOP_SRCDIR)/filesys
11 VPATH := $(VPATH):$(TOP_SRCDIR)/userprog
13 WARNINGS = -Wall -W -Wstrict-prototypes -Wmissing-prototypes
14 CFLAGS = -g -O3 -MMD -msoft-float $(WARNINGS) $(INCLUDES) $(DEFINES)
15 ASFLAGS = -Wa,--gstabs $(INCLUDES) $(DEFINES)
18 THREADS_SRC = init.c # Main program.
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 += paging.c # Page tables.
25 THREADS_SRC += palloc.c # Page allocator.
26 THREADS_SRC += malloc.c # Subpage allocator.
27 THREADS_SRC += start.S # Startup code.
30 DEVICES_SRC = timer.c # Timer device.
31 DEVICES_SRC += kbd.c # Keyboard device.
32 DEVICES_SRC += vga.c # Video device.
33 DEVICES_SRC += serial.c # Serial port device.
34 DEVICES_SRC += disk.c # IDE disk device.
37 LIB_SRC = debug.c # Debug helpers.
38 LIB_SRC += lib.c # Standard C library.
39 LIB_SRC += random.c # Pseudo-random numbers.
40 LIB_SRC += list.c # Doubly-linked lists.
41 LIB_SRC += bitmap.c # Bitmaps.
42 LIB_SRC += hash.c # Hash tables.
45 FILESYS_SRC = filesys.c # Filesystem core.
46 FILESYS_SRC += file.c # Files.
47 FILESYS_SRC += directory.c # Directories.
48 FILESYS_SRC += filehdr.c # File headers (inodes).
49 FILESYS_SRC += fsutil.c # Utilities.
52 USERPROG_SRC = addrspace.c # Address spaces.
53 USERPROG_SRC += exception.c # User exception handler.
54 USERPROG_SRC += gdt.c # GDT initialization.
55 USERPROG_SRC += tss.c # TSS management.
58 OBJECTS = $(patsubst %.c,%.o,$(patsubst %.S,%.o,$(SOURCES)))
62 intr-stubs.S: $(TOP_SRCDIR)/threads/intr-stubs.pl $(TOP_SRCDIR)/threads/loader.h
65 kernel.lds.s: $(TOP_SRCDIR)/threads/kernel.lds.S $(TOP_SRCDIR)/threads/loader.h
66 $(CPP) -x assembler-with-cpp -P $< -o $@
68 kernel.o: $(OBJECTS) kernel.lds.s
69 ld -T kernel.lds.s -o $@ $(OBJECTS) `$(CC) -print-libgcc-file-name`
72 objcopy -O binary -R .note -R .comment -S $< $@.tmp
73 $(TOP_SRCDIR)/pad 4096 < $@.tmp > $@
75 loader.bin: loader.S loader.h kernel.bin
76 gcc -c $< -DKERNEL_LOAD_PAGES=`perl -e 'print +(-s "kernel.bin") / 4096;'`
77 ld -N -e start -Ttext 0x7c00 --oformat binary -o $@ loader.o
79 diskimage.bin: loader.bin kernel.bin
80 cat loader.bin kernel.bin > diskimage.bin
84 rm -f kernel.bin.data kernel.bin.pad intr-stubs.S kernel.lds.s