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- # BK Id: SCCS/s.Makefile 1.28 10/21/01 20:47:58 trini
- #
- # arch/ppc/boot/Makefile
- #
- # This file is subject to the terms and conditions of the GNU General Public
- # License. See the file "COPYING" in the main directory of this archive
- # for more details.
- #
- # Tom Rini January 2001
- #
- # Originally:
- # arch/ppc/boot/Makefile
- # Copyright (C) 1994 by Linus Torvalds
- # Adapted for PowerPC by Gary Thomas
- # modified by Cort (cort@cs.nmt.edu)
- #
- USE_STANDARD_AS_RULE := true
- ifeq ($(CONFIG_SMP),y)
- TFTPIMAGE = /tftpboot/zImage.prep.smp
- else
- TFTPIMAGE = /tftpboot/zImage.prep
- endif
- ZLINKFLAGS = -T $(TOPDIR)/arch/$(ARCH)/vmlinux.lds
- -Ttext 0x00800000
- obj-y := head.o misc.o ../common/misc-common.o
- ../common/string.o of1275.o
- OBJCOPY_ARGS = -O elf32-powerpc
- LIBS = ../lib/zlib.a
- obj-$(CONFIG_SERIAL_CONSOLE) += ../common/ns16550.o
- obj-$(CONFIG_VGA_CONSOLE) += vreset.o kbd.o
- # Tools
- MKPREP := ../utils/mkprep
- SIZE := ../utils/size
- OFFSET := ../utils/offset
- all: zImage
- misc.o: misc.c
- $(CC) $(CFLAGS) -DINITRD_OFFSET=0 -DINITRD_SIZE=0 -DZIMAGE_OFFSET=0
- -DZIMAGE_SIZE=0 -c -o $@ $*.c
- zvmlinux.initrd: $(obj-y) $(LIBS) ../images/vmlinux.gz
- #
- # Recompile misc.oagain with more 'correct' bogus offsets
- #
- $(CC) $(CFLAGS) -DINITRD_OFFSET=0x00138466 -DINITRD_SIZE=0x0000111a
- -DZIMAGE_OFFSET=0x0001b000 -DZIMAGE_SIZE=0x0011d460
- -c -o misc.o misc.c
- $(LD) $(ZLINKFLAGS) -o $@.tmp $(obj-y) $(LIBS)
- $(OBJCOPY) $(OBJCOPY_ARGS) -R .comment
- --add-section=initrd=../images/ramdisk.image.gz
- --add-section=image=../images/vmlinux.gz
- $@.tmp $@
- $(CC) $(CFLAGS) -DINITRD_OFFSET=`sh $(OFFSET) $(OBJDUMP) $@ initrd`
- -DINITRD_SIZE=`sh $(SIZE) $(OBJDUMP) $@ initrd`
- -DZIMAGE_OFFSET=`sh $(OFFSET) $(OBJDUMP) $@ image`
- -DZIMAGE_SIZE=`sh $(SIZE) $(OBJDUMP) $@ image`
- -c -o misc.o misc.c
- $(LD) $(ZLINKFLAGS) -o $@.tmp $(obj-y) $(LIBS)
- $(OBJCOPY) $(OBJCOPY_ARGS) -R .comment
- --add-section=initrd=../images/ramdisk.image.gz
- --add-section=image=../images/vmlinux.gz
- $@.tmp $@
- rm -f $@.tmp
- zImage: zvmlinux $(MKPREP)
- $(MKPREP) -pbp zvmlinux ../images/$@.prep
- rm -f zvmlinux
- zImage.initrd: zvmlinux.initrd $(MKPREP)
- $(MKPREP) -pbp zvmlinux.initrd ../images/$@.prep
- rm -f zvmlinux.initrd
- zvmlinux: $(obj-y) $(LIBS) ../images/vmlinux.gz
- #
- # Recompile misc.oagain with more 'correct' bogus offsets
- #
- $(CC) $(CFLAGS) -DINITRD_OFFSET=0 -DINITRD_SIZE=0
- -DZIMAGE_OFFSET=0x0001b000 -DZIMAGE_SIZE=0x0011d460
- -c -o misc.o misc.c
- #
- # build the boot loader image and then compute the offset into it
- # for the kernel image
- #
- $(LD) $(ZLINKFLAGS) -o zvmlinux.tmp $(obj-y) $(LIBS)
- $(OBJCOPY) $(OBJCOPY_ARGS) -R .comment
- --add-section=image=../images/vmlinux.gz zvmlinux.tmp $@
- #
- # then with the offset rebuild the bootloader so we know where the kernel is
- #
- $(CC) $(CFLAGS) -DINITRD_OFFSET=0 -DINITRD_SIZE=0
- -DZIMAGE_OFFSET=`sh $(OFFSET) $(OBJDUMP) zvmlinux image`
- -DZIMAGE_SIZE=`sh $(SIZE) $(OBJDUMP) zvmlinux image`
- -c -o misc.o misc.c
- $(LD) $(ZLINKFLAGS) -o zvmlinux.tmp $(obj-y) $(LIBS)
- $(OBJCOPY) $(OBJCOPY_ARGS) -R .comment
- --add-section=image=../images/vmlinux.gz $@.tmp $@
- rm -f $@.tmp
- floppy: zImage
- dd if=../images/zImage.prep of=/dev/fd0H1440 bs=64b
- znetboot : zImage
- cp ../images/zImage.prep $(TFTPIMAGE)
- znetboot.initrd : zImage.initrd
- cp ../images/zImage.initrd.prep $(TFTPIMAGE)
- include $(TOPDIR)/Rules.make
