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#
# linux/arch/arm/boot/compressed/Makefile
#
# create a compressed vmlinuz image from the original vmlinux
#

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HEAD	= head.o
OBJS	= misc.o
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FONTC	= drivers/video/console/font_acorn_8x8.c
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#
# Architecture dependencies
#
ifeq ($(CONFIG_ARCH_ACORN),y)
OBJS		+= ll_char_wr.o font.o
endif

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ifeq ($(CONFIG_ARCH_SHARK),y)
OBJS		+= head-shark.o ofw-shark.o
endif

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ifeq ($(CONFIG_ARCH_CAMELOT),y)
OBJS		+= head-epxa10db.o
endif

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ifeq ($(CONFIG_ARCH_L7200),y)
OBJS		+= head-l7200.o
endif

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ifeq ($(CONFIG_ARCH_CLPS7500),y)
HEAD		= head-clps7500.o
endif

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ifeq ($(CONFIG_ARCH_P720T),y)
# Borrow this code from SA1100
OBJS		+= head-sa1100.o
endif

ifeq ($(CONFIG_ARCH_SA1100),y)
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OBJS		+= head-sa1100.o
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ifeq ($(CONFIG_SA1100_NANOENGINE),y)
  OBJS += hw-bse.o
endif
endif

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ifeq ($(CONFIG_CPU_XSCALE),y)
OBJS		+= head-xscale.o
endif

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ifeq ($(CONFIG_DEBUG_ICEDCC),y)
OBJS            += ice-dcc.o
endif

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#
# We now have a PIC decompressor implementation.  Decompressors running
# from RAM should not define ZTEXTADDR.  Decompressors running directly
# from ROM or Flash must define ZTEXTADDR (preferably via the config)
# FIXME: Previous assignment to ztextaddr-y is lost here. See SHARK
ifeq ($(CONFIG_ZBOOT_ROM),y)
ZTEXTADDR	:= $(CONFIG_ZBOOT_ROM_TEXT)
ZBSSADDR	:= $(CONFIG_ZBOOT_ROM_BSS)
else
ZTEXTADDR	:= 0
ZBSSADDR	:= ALIGN(4)
endif

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SEDFLAGS	= s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/
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targets       := vmlinux vmlinux.lds piggy.gz piggy.o font.o \
		 head.o misc.o $(OBJS)
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EXTRA_CFLAGS  := -fpic
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EXTRA_AFLAGS  :=
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# Supply ZRELADDR, INITRD_PHYS and PARAMS_PHYS to the decompressor via
# linker symbols.  We only define initrd_phys and params_phys if the
# machine class defined the corresponding makefile variable.
LDFLAGS_vmlinux := --defsym zreladdr=$(ZRELADDR)
ifneq ($(INITRD_PHYS),)
LDFLAGS_vmlinux += --defsym initrd_phys=$(INITRD_PHYS)
endif
ifneq ($(PARAMS_PHYS),)
LDFLAGS_vmlinux += --defsym params_phys=$(PARAMS_PHYS)
endif
LDFLAGS_vmlinux += -p --no-undefined -X \
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	$(shell $(CC) $(CFLAGS) --print-libgcc-file-name) -T
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# Don't allow any static data in misc.o, which
# would otherwise mess up our GOT table
CFLAGS_misc.o := -Dstatic=

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$(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.o \
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	 	$(addprefix $(obj)/, $(OBJS)) FORCE
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	$(call if_changed,ld)
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	@:

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$(obj)/piggy.gz: $(obj)/../Image FORCE
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	$(call if_changed,gzip)
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$(obj)/piggy.o:  $(obj)/piggy.gz FORCE
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CFLAGS_font.o := -Dstatic=
$(obj)/font.o: $(FONTC)

$(obj)/vmlinux.lds: $(obj)/vmlinux.lds.in Makefile arch/arm/boot/Makefile .config
	@sed "$(SEDFLAGS)" < $< > $@
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$(obj)/misc.o: $(obj)/misc.c include/asm/arch/uncompress.h lib/inflate.c
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