2020301918-os/kern/Makefrag
2022-10-29 19:48:58 +08:00

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#
# makefile的kernel部分
# 将会导入到根目录的makefile文件
#
OBJDIRS += kern
KERN_ENTRY_ADDR := 0xC0200000
KERN_SRCFILES:= kern/astart.asm \
kern/atrap.asm \
kern/aswitch.asm \
kern/fs.c \
kern/keyboard.c \
kern/kmalloc.c \
kern/main.c \
kern/pmap.c \
kern/process.c \
kern/start.c \
kern/syscall.c \
kern/time.c \
kern/trap.c \
lib/kern/terminal.c \
lib/printfmt.c \
lib/string.c
KERN_OBJFILES := $(patsubst %.c, $(OBJDIR)/%.o, $(KERN_SRCFILES))
KERN_OBJFILES := $(patsubst %.asm, $(OBJDIR)/%.o, $(KERN_OBJFILES))
$(OBJDIR)/kern/%.o: kern/%.c $(OBJDIR)/.vars.CFLAGS
@echo + cc $<
@mkdir -p $(@D)
@$(CC) $(CFLAGS) -c -o $@ $<
$(OBJDIR)/kern/%.o: kern/%.asm $(OBJDIR)/.vars.CFLAGS
@echo + as obj $<
@mkdir -p $(@D)
@$(AS) -f elf -o $@ $<
$(OBJDIR)/kern/kernel.bin: $(KERN_OBJFILES) $(OBJDIR)/.vars.LDFLAGS
@echo + ld $@
@$(LD) $(LDFLAGS) -s -Ttext $(KERN_ENTRY_ADDR) -o $@ $(KERN_OBJFILES) $(GCC_LIB)
@$(LD) $(LDFLAGS) -Ttext $(KERN_ENTRY_ADDR) -o $(OBJDIR)/kern/kernel.dbg $(KERN_OBJFILES) $(GCC_LIB)