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#
# arch/i386/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
#

ifdef CONFIG_KERNEL_ELF
HOSTCFLAGS := $(HOSTCFLAGS) -D__BFD__
endif

ifdef SMP
HOSTCFLAGS := $(HOSTCFLAGS) -D__SMP__
endif

zImage: $(CONFIGURE) bootsect setup compressed/vmlinux tools/build
ifdef CONFIG_KERNEL_ELF
        if hash $(ENCAPS) 2> /dev/null; then \
          $(OBJDUMP) $(OBJDUMP_FLAGS) -o $(ZIMAGE_OFFSET) compressed/vmlinux > compressed/vmlinux.out; \
        else \
          $(OBJCOPY) compressed/vmlinux compressed/vmlinux.out; \
        fi
        tools/build bootsect setup compressed/vmlinux.out $(ROOT_DEV) > zImage
else
        tools/build bootsect setup compressed/vmlinux $(ROOT_DEV) > zImage
endif
        sync

bzImage: $(CONFIGURE) bbootsect setup compressed/bvmlinux tools/bbuild
ifdef CONFIG_KERNEL_ELF
        if hash $(ENCAPS) 2> /dev/null; then \
          $(OBJDUMP) $(OBJDUMP_FLAGS) -o $(IMAGE_OFFSET) compressed/bvmlinux > compressed/bvmlinux.out; \
        else \
          $(OBJCOPY) compressed/bvmlinux compressed/bvmlinux.out; \
        fi
        tools/bbuild bbootsect setup compressed/bvmlinux.out $(ROOT_DEV) > bzImage
else
        tools/bbuild bbootsect setup compressed/bvmlinux $(ROOT_DEV) > bzImage
endif
        sync

compressed/vmlinux: $(TOPDIR)/vmlinux
        @$(MAKE) -C compressed vmlinux

compressed/bvmlinux: $(TOPDIR)/vmlinux
        @$(MAKE) -C compressed bvmlinux

zdisk: $(BOOTIMAGE)
        dd bs=8192 if=$(BOOTIMAGE) of=/dev/fd0

zlilo: $(CONFIGURE) $(BOOTIMAGE)
        if [ -f $(INSTALL_PATH)/vmlinuz ]; then mv $(INSTALL_PATH)/vmlinuz $(INSTALL_PATH)/vmlinuz.old; fi
        if [ -f $(INSTALL_PATH)/System.map ]; then mv $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
        cat $(BOOTIMAGE) > $(INSTALL_PATH)/vmlinuz
        cp $(TOPDIR)/System.map $(INSTALL_PATH)/
        if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi

install: $(CONFIGURE) zImage
        sh ./install.sh $(VERSION).$(PATCHLEVEL).$(SUBLEVEL) zImage $(TOPDIR)/System.map "$(INSTALL_PATH)"

tools/build: tools/build.c
        $(HOSTCC) $(HOSTCFLAGS) -o $@ $< -I$(TOPDIR)/include

tools/bbuild: tools/build.c
        $(HOSTCC) $(HOSTCFLAGS) -D__BIG_KERNEL__ -o $@ $< -I$(TOPDIR)/include

setup: setup.o
        $(LD86) -s -o $@ $<

setup.o: setup.s
        $(AS86) -o $@ $<

setup.s: setup.S video.S $(CONFIGURE) $(TOPDIR)/include/linux/config.h Makefile
        $(CPP) -traditional $(SVGA_MODE) $(RAMDISK) $< -o $@

bootsect: bootsect.o
        $(LD86) -s -o $@ $<

bootsect.o: bootsect.s
        $(AS86) -o $@ $<

bootsect.s: bootsect.S $(CONFIGURE) $(TOPDIR)/include/linux/config.h Makefile
        $(CPP) -traditional $(SVGA_MODE) $(RAMDISK) $< -o $@

bbootsect: bbootsect.o
        $(LD86) -s -o $@ $<

bbootsect.o: bbootsect.s
        $(AS86) -o $@ $<

bbootsect.s: bootsect.S $(CONFIGURE) $(TOPDIR)/include/linux/config.h Makefile
        $(CPP) -D__BIG_KERNEL__ -traditional $(SVGA_MODE) $(RAMDISK) $< -o $@

dep:

clean:
        rm -f bootsect setup
        rm -f bbootsect
        rm -f zImage tools/build compressed/vmlinux.out
        rm -f bzImage tools/bbuild compressed/bvmlinux.out
        @$(MAKE) -C compressed clean