该文件是rt_linux

				# BK Id: SCCS/s.Makefile 1.15 01/11/02 10:46:06 trini				#				# 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