sparc: merge of_platform_{32,64}.h
[linux-2.6.git] / arch / sparc / boot / Makefile
1 # Makefile for the Sparc boot stuff.
2 #
3 # Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
4 # Copyright (C) 1997,1998 Jakub Jelinek (jj@ultra.linux.cz)
5
6 ROOT_IMG        := /usr/src/root.img
7 ELFTOAOUT       := elftoaout
8
9 hostprogs-y     := piggyback btfixupprep
10 targets         := tftpboot.img btfix.o btfix.S image
11
12 quiet_cmd_elftoaout     = ELFTOAOUT $@
13       cmd_elftoaout     = $(ELFTOAOUT) $(obj)/image -o $@
14 quiet_cmd_piggy         = PIGGY   $@
15       cmd_piggy         = $(obj)/piggyback $@ $(obj)/System.map $(ROOT_IMG)
16 quiet_cmd_btfix         = BTFIX   $@
17       cmd_btfix         = $(OBJDUMP) -x vmlinux | $(obj)/btfixupprep > $@
18 quiet_cmd_sysmap        = SYSMAP  $(obj)/System.map
19       cmd_sysmap        = $(CONFIG_SHELL) $(srctree)/scripts/mksysmap
20 quiet_cmd_image = LD      $@
21       cmd_image = $(LD) $(LDFLAGS) $(EXTRA_LDFLAGS) $(LDFLAGS_$(@F)) -o $@
22
23 define rule_image
24         $(if $($(quiet)cmd_image),               \
25           echo '  $($(quiet)cmd_image)' &&)      \
26           $(cmd_image);                          \
27         $(if $($(quiet)cmd_sysmap),              \
28           echo '  $($(quiet)cmd_sysmap)' &&)  \
29         $(cmd_sysmap) $@ $(obj)/System.map;      \
30         if [ $$? -ne 0 ]; then                   \
31                 rm -f $@;                        \
32                 /bin/false;                      \
33         fi;                                      \
34         echo 'cmd_$@ := $(cmd_image)' > $(@D)/.$(@F).cmd
35 endef
36
37 BTOBJS := $(HEAD_Y) $(INIT_Y)
38 BTLIBS := $(CORE_Y) $(LIBS_Y) $(DRIVERS_Y) $(NET_Y)
39 LDFLAGS_image := -T arch/sparc/kernel/vmlinux.lds $(BTOBJS) \
40                   --start-group $(BTLIBS) --end-group \
41                   $(kallsyms.o) $(obj)/btfix.o
42
43 # Link the final image including btfixup'ed symbols.
44 # This is a replacement for the link done in the top-level Makefile.
45 # Note: No dependency on the prerequisite files since that would require
46 # make to try check if they are updated - and due to changes
47 # in gcc options (path for example) this would result in
48 # these files being recompiled for each build.
49 $(obj)/image: $(obj)/btfix.o FORCE
50         $(call if_changed_rule,image)
51
52 $(obj)/tftpboot.img: $(obj)/piggyback $(obj)/System.map $(obj)/image FORCE
53         $(call if_changed,elftoaout)
54         $(call if_changed,piggy)
55
56 $(obj)/btfix.S: $(obj)/btfixupprep vmlinux FORCE
57         $(call if_changed,btfix)