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# $Id: Makefile,v 1.10 2000/02/23 08:17:46 jj Exp $ # Makefile for the Sparc boot stuff. # # Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) # Copyright (C) 1997,1998 Jakub Jelinek (jj@ultra.linux.cz) ROOT_IMG := /usr/src/root.img ELFTOAOUT := elftoaout hostprogs-y := piggyback btfixupprep targets := tftpboot.img btfix.o btfix.S image quiet_cmd_elftoaout = ELFTOAOUT $@ cmd_elftoaout = $(ELFTOAOUT) $(obj)/image -o $@ quiet_cmd_piggy = PIGGY $@ cmd_piggy = $(obj)/piggyback $@ $(obj)/System.map $(ROOT_IMG) quiet_cmd_btfix = BTFIX $@ cmd_btfix = $(OBJDUMP) -x vmlinux | $(obj)/btfixupprep > $@ quiet_cmd_sysmap = SYSMAP $(obj)/System.map cmd_sysmap = $(CONFIG_SHELL) $(srctree)/scripts/mksysmap quiet_cmd_image = LD $@ cmd_image = $(LD) $(LDFLAGS) $(EXTRA_LDFLAGS) $(LDFLAGS_$(@F)) -o $@ define rule_image $(if $($(quiet)cmd_image), \ echo ' $($(quiet)cmd_image)' &&) \ $(cmd_image); \ $(if $($(quiet)cmd_sysmap), \ echo ' $($(quiet)cmd_sysmap)' &&) \ $(cmd_sysmap) $@ $(obj)/System.map; \ if [ $$? -ne 0 ]; then \ rm -f $@; \ /bin/false; \ fi; \ echo 'cmd_$@ := $(cmd_image)' > $(@D)/.$(@F).cmd endef BTOBJS := $(HEAD_Y) $(INIT_Y) BTLIBS := $(CORE_Y) $(LIBS_Y) $(DRIVERS_Y) $(NET_Y) LDFLAGS_image := -T arch/sparc/kernel/vmlinux.lds $(BTOBJS) \ --start-group $(BTLIBS) --end-group \ $(kallsyms.o) $(obj)/btfix.o # Link the final image including btfixup'ed symbols. # This is a replacement for the link done in the top-level Makefile. # Note: No dependency on the prerequisite files since that would require # make to try check if they are updated - and due to changes # in gcc options (path for example) this would result in # these files being recompiled for each build. $(obj)/image: $(obj)/btfix.o FORCE $(call if_changed_rule,image) $(obj)/tftpboot.img: $(obj)/piggyback $(obj)/System.map $(obj)/image FORCE $(call if_changed,elftoaout) $(call if_changed,piggy) $(obj)/btfix.S: $(obj)/btfixupprep vmlinux FORCE $(call if_changed,btfix) |