一个2.4.21版本的嵌入式linux内核
源代码在线查看： makefile
# # Makefile for making ELF bootable images for booting on CHRP # using Open Firmware. # # Geert Uytterhoeven September 1997 # # Based on coffboot by Paul Mackerras USE_STANDARD_AS_RULE := true LD_ARGS = -T ../ld.script -Ttext 0x00400000 OBJS = ../common/crt0.o start.o main.o misc.o ../common/string.o image.o \ ../common/ofcommon.o LIBS = $(TOPDIR)/lib/lib.a ../lib/zlib.a ADDNOTE = ../utils/addnote PIGGYBACK = ../utils/piggyback ifeq ($(CONFIG_PPC64BRIDGE),y) END += .64 AFLAGS += -Wa,-mppc64bridge endif ifeq ($(CONFIG_SMP),y) END += .smp endif TFTPIMAGE=/tftpboot/zImage.chrp$(END) AFLAGS_../common/crt0.o += -I$(TOPDIR)/arch/$(ARCH)/kernel all: zImage znetboot: zImage cp -f $(TOPDIR)/vmlinux /tftpboot/vmlinux$(END) cp ../images/zImage.chrp $(TFTPIMAGE) znetboot.initrd: zImage.initrd cp ../images/zImage.initrd.chrp $(TFTPIMAGE) floppy: zImage mcopy zImage a:zImage image.o: ../images/vmlinux.gz ../common/dummy.o $(OBJCOPY) ../common/dummy.o $@ \ --add-section=.image=../images/vmlinux.gz \ --set-section-flags=.image=contents,alloc,load,readonly,data ifdef CONFIG_XMON $(OBJCOPY) $@ $@ \ --add-section=.sysmap=$(TOPDIR)/System.map \ --set-section-flags=.sysmap=contents,alloc,load,readonly,data endif zImage: $(OBJS) $(LIBS) $(ADDNOTE) $(LD) $(LD_ARGS) -o ../images/$@.chrp $(OBJS) $(LIBS) $(OBJCOPY) ../images/$@.chrp ../images/$@.chrp -R .comment -R .ramdisk cp ../images/$@.chrp ../images/$@.chrp-rs6k $(ADDNOTE) ../images/$@.chrp-rs6k zImage.initrd: $(OBJS) $(LIBS) $(ADDNOTE) ../images/ramdisk.image.gz $(OBJCOPY) image.o image.o \ --add-section=.ramdisk=../images/ramdisk.image.gz \ --set-section-flags=.ramdisk=contents,alloc,load,readonly,data $(LD) $(LD_ARGS) -o ../images/$@.chrp $(OBJS) $(LIBS) $(OBJCOPY) ../images/$@.chrp ../images/$@.chrp -R .comment cp ../images/$@.chrp ../images/$@.chrp-rs6k $(ADDNOTE) ../images/$@.chrp-rs6k include $(TOPDIR)/Rules.make
