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#
# 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.
#
# Copyright (C) 1994 by Linus Torvalds
# Adapted for PowerPC by Gary Thomas
# modified by Cort (cort@cs.nmt.edu)
#
GZIP_FLAGS = -v9f
CFLAGS += -fno-builtin -D__BOOTER__ -I$(TOPDIR)/arch/$(ARCH)/boot/include
AFLAGS += -D__BOOTER__
OBJCOPY_ARGS = -O elf32-powerpc
ifeq ($(CONFIG_SMP),y)
TFTPSIMAGE=/tftpboot/sImage.smp
else
TFTPSIMAGE=/tftpboot/sImage
endif
lib/zlib.a:
$(MAKE) -C lib
images/vmlinux.gz: $(TOPDIR)/vmlinux
$(MAKE) -C images vmlinux.gz
# Subdirs and tools needed for each.
subdir-y := lib images common
subdir-$(CONFIG_ALL_PPC) += chrp pmac prep
tools-$(CONFIG_ALL_PPC) := addnote piggyback mknote hack-coff mkprep
subdir-$(CONFIG_4xx) += tree
subdir-$(CONFIG_8xx) += mbx
subdir-$(CONFIG_8260) += mbx
tools-$(CONFIG_GEMINI) := mksimage
# These are dirs we don't want to go into on BOOT_TARGETS
NONBOOT := lib images common
# These are the subdirs we want to use
BOOTDIRS = $(filter-out $(NONBOOT), $(subdir-y))
# This will make the tools we need. We do it like this to ensure that we use
# HOSTCC. -- Tom
maketools:
$(MAKE) -C utils $(tools-y)
# The targets all boards support for boot images.
BOOT_TARGETS = zImage
ifndef CONFIG_GEMINI
BOOT_TARGETS += zImage.initrd znetboot znetboot.initrd
endif
$(BOOT_TARGETS): sImage vmapus lib/zlib.a images/vmlinux.gz maketools
ifneq ($(BOOTDIRS),)
for d in $(BOOTDIRS); do $(MAKE) -C $$d $@; done
endif
sImage: $(TOPDIR)/vmlinux
ifdef CONFIG_GEMINI
$(OBJCOPY) -I elf32-powerpc -O binary $(TOPDIR)/vmlinux images/sImage
endif
vmapus: $(TOPDIR)/vmlinux
ifdef CONFIG_APUS
$(STRIP) $(TOPDIR)/vmlinux -o images/vmapus
gzip $(GZIP_FLAGS) images/vmapus
endif
ifdef CONFIG_GEMINI
znetboot : zImage
cp images/sImage $(TFTPSIMAGE)
endif
# Clean up after ourselves. We have to do it like this since only some dirs
# need to be gone into. -- Tom
clean:
$(MAKE) -C images clean
$(MAKE) -C tree clean
$(MAKE) -C utils clean
include $(TOPDIR)/Rules.make
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