146 lines
3.8 KiB
Plaintext
146 lines
3.8 KiB
Plaintext
#
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# Makefile fragment for JOS kernel.
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# This is NOT a complete makefile;
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# you must run GNU make in the top-level directory
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# where the GNUmakefile is located.
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#
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OBJDIRS += kern
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KERN_LDFLAGS := $(LDFLAGS) -T kern/kernel.ld -nostdlib
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# entry.S must be first, so that it's the first code in the text segment!!!
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#
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# We also snatch the use of a couple handy source files
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# from the lib directory, to avoid gratuitous code duplication.
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KERN_SRCFILES := kern/entry.S \
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kern/entrypgdir.c \
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kern/init.c \
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kern/console.c \
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kern/monitor.c \
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kern/pmap.c \
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kern/env.c \
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kern/kclock.c \
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kern/picirq.c \
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kern/printf.c \
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kern/trap.c \
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kern/trapentry.S \
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kern/sched.c \
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kern/syscall.c \
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kern/kdebug.c \
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lib/printfmt.c \
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lib/readline.c \
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lib/string.c
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# Source files for LAB4
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KERN_SRCFILES += kern/mpentry.S \
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kern/mpconfig.c \
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kern/lapic.c \
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kern/spinlock.c
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# Only build files if they exist.
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KERN_SRCFILES := $(wildcard $(KERN_SRCFILES))
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# Binary program images to embed within the kernel.
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# Binary files for LAB3
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KERN_BINFILES := user/hello \
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user/buggyhello \
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user/buggyhello2 \
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user/evilhello \
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user/testbss \
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user/divzero \
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user/breakpoint \
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user/softint \
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user/badsegment \
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user/faultread \
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user/faultreadkernel \
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user/faultwrite \
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user/faultwritekernel
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# Binary files for LAB4
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KERN_BINFILES += user/idle \
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user/yield \
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user/dumbfork \
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user/stresssched \
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user/faultdie \
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user/faultregs \
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user/faultalloc \
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user/faultallocbad \
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user/faultnostack \
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user/faultbadhandler \
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user/faultevilhandler \
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user/forktree \
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user/sendpage \
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user/spin \
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user/fairness \
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user/pingpong \
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user/pingpongs \
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user/primes
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# Binary files for LAB5
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KERN_BINFILES += user/faultio\
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user/spawnfaultio\
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user/testfile \
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user/spawnhello \
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user/icode \
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fs/fs
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# Binary files for LAB5
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KERN_BINFILES += user/testpteshare \
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user/testfdsharing \
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user/testpipe \
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user/testpiperace \
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user/testpiperace2 \
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user/primespipe \
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user/testkbd \
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user/testshell
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KERN_OBJFILES := $(patsubst %.c, $(OBJDIR)/%.o, $(KERN_SRCFILES))
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KERN_OBJFILES := $(patsubst %.S, $(OBJDIR)/%.o, $(KERN_OBJFILES))
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KERN_OBJFILES := $(patsubst $(OBJDIR)/lib/%, $(OBJDIR)/kern/%, $(KERN_OBJFILES))
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KERN_BINFILES := $(patsubst %, $(OBJDIR)/%, $(KERN_BINFILES))
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# How to build kernel object files
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$(OBJDIR)/kern/%.o: kern/%.c $(OBJDIR)/.vars.KERN_CFLAGS
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@echo + cc $<
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@mkdir -p $(@D)
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$(V)$(CC) -nostdinc $(KERN_CFLAGS) -c -o $@ $<
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$(OBJDIR)/kern/%.o: kern/%.S $(OBJDIR)/.vars.KERN_CFLAGS
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@echo + as $<
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@mkdir -p $(@D)
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$(V)$(CC) -nostdinc $(KERN_CFLAGS) -c -o $@ $<
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$(OBJDIR)/kern/%.o: lib/%.c $(OBJDIR)/.vars.KERN_CFLAGS
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@echo + cc $<
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@mkdir -p $(@D)
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$(V)$(CC) -nostdinc $(KERN_CFLAGS) -c -o $@ $<
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# Special flags for kern/init
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$(OBJDIR)/kern/init.o: override KERN_CFLAGS+=$(INIT_CFLAGS)
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$(OBJDIR)/kern/init.o: $(OBJDIR)/.vars.INIT_CFLAGS
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# How to build the kernel itself
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$(OBJDIR)/kern/kernel: $(KERN_OBJFILES) $(KERN_BINFILES) kern/kernel.ld \
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$(OBJDIR)/.vars.KERN_LDFLAGS
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@echo + ld $@
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$(V)$(LD) -o $@ $(KERN_LDFLAGS) $(KERN_OBJFILES) $(GCC_LIB) -b binary $(KERN_BINFILES)
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$(V)$(OBJDUMP) -S $@ > $@.asm
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$(V)$(NM) -n $@ > $@.sym
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# How to build the kernel disk image
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$(OBJDIR)/kern/kernel.img: $(OBJDIR)/kern/kernel $(OBJDIR)/boot/boot
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@echo + mk $@
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$(V)dd if=/dev/zero of=$(OBJDIR)/kern/kernel.img~ count=10000 2>/dev/null
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$(V)dd if=$(OBJDIR)/boot/boot of=$(OBJDIR)/kern/kernel.img~ conv=notrunc 2>/dev/null
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$(V)dd if=$(OBJDIR)/kern/kernel of=$(OBJDIR)/kern/kernel.img~ seek=1 conv=notrunc 2>/dev/null
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$(V)mv $(OBJDIR)/kern/kernel.img~ $(OBJDIR)/kern/kernel.img
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all: $(OBJDIR)/kern/kernel.img
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grub: $(OBJDIR)/jos-grub
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$(OBJDIR)/jos-grub: $(OBJDIR)/kern/kernel
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@echo + oc $@
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$(V)$(OBJCOPY) --adjust-vma=0x10000000 $^ $@
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