xref: /linux/arch/x86/realmode/rm/Makefile (revision ff9a79307f89563da6d841da8b7cc4a0afceb0e2)
1b3266bd6SJarkko Sakkinen#
2b3266bd6SJarkko Sakkinen# arch/x86/realmode/Makefile
3b3266bd6SJarkko Sakkinen#
4b3266bd6SJarkko Sakkinen# This file is subject to the terms and conditions of the GNU General Public
5b3266bd6SJarkko Sakkinen# License.  See the file "COPYING" in the main directory of this archive
6b3266bd6SJarkko Sakkinen# for more details.
7b3266bd6SJarkko Sakkinen#
8b3266bd6SJarkko Sakkinen#
940d04110SMarco Elver
105f2fb52fSMasahiro Yamadaalways-y := realmode.bin realmode.relocs
11c4845474SJarkko Sakkinen
12c4845474SJarkko Sakkinenwakeup-objs	:= wakeup_asm.o wakemain.o video-mode.o
13c4845474SJarkko Sakkinenwakeup-objs	+= copy.o bioscall.o regs.o
14c4845474SJarkko Sakkinen# The link order of the video-*.o modules can matter.  In particular,
15c4845474SJarkko Sakkinen# video-vga.o *must* be listed first, followed by video-vesa.o.
16c4845474SJarkko Sakkinen# Hardware-specific drivers should follow in the order they should be
17c4845474SJarkko Sakkinen# probed, and video-bios.o should typically be last.
18c4845474SJarkko Sakkinenwakeup-objs	+= video-vga.o
19c4845474SJarkko Sakkinenwakeup-objs	+= video-vesa.o
20c4845474SJarkko Sakkinenwakeup-objs	+= video-bios.o
21b3266bd6SJarkko Sakkinen
220f6f11ebSH. Peter Anvinrealmode-y			+= header.o
230f6f11ebSH. Peter Anvinrealmode-y			+= trampoline_$(BITS).o
240f6f11ebSH. Peter Anvinrealmode-y			+= stack.o
2565051397SH. Peter Anvinrealmode-y			+= reboot.o
260f6f11ebSH. Peter Anvinrealmode-$(CONFIG_ACPI_SLEEP)	+= $(wakeup-objs)
270f6f11ebSH. Peter Anvin
28b3266bd6SJarkko Sakkinentargets	+= $(realmode-y)
29b3266bd6SJarkko Sakkinen
30b3266bd6SJarkko SakkinenREALMODE_OBJS = $(addprefix $(obj)/,$(realmode-y))
31b3266bd6SJarkko Sakkinen
32b3266bd6SJarkko Sakkinensed-pasyms := -n -r -e 's/^([0-9a-fA-F]+) [ABCDGRSTVW] (.+)$$/pa_\2 = \2;/p'
33b3266bd6SJarkko Sakkinen
34b3266bd6SJarkko Sakkinenquiet_cmd_pasyms = PASYMS  $@
35afa974b7SMasahiro Yamada      cmd_pasyms = $(NM) $(real-prereqs) | sed $(sed-pasyms) | sort | uniq > $@
36b3266bd6SJarkko Sakkinen
370f6f11ebSH. Peter Anvintargets += pasyms.h
38b3266bd6SJarkko Sakkinen$(obj)/pasyms.h: $(REALMODE_OBJS) FORCE
39b3266bd6SJarkko Sakkinen	$(call if_changed,pasyms)
40b3266bd6SJarkko Sakkinen
410f6f11ebSH. Peter Anvintargets += realmode.lds
42b3266bd6SJarkko Sakkinen$(obj)/realmode.lds: $(obj)/pasyms.h
43b3266bd6SJarkko Sakkinen
44927185c1SGeorge RimarLDFLAGS_realmode.elf := -m elf_i386 --emit-relocs -T
4558ab5e0cSArnd BergmannCPPFLAGS_realmode.lds += -P -C -I$(objtree)/$(obj)
46b3266bd6SJarkko Sakkinen
470f6f11ebSH. Peter Anvintargets += realmode.elf
48b3266bd6SJarkko Sakkinen$(obj)/realmode.elf: $(obj)/realmode.lds $(REALMODE_OBJS) FORCE
49b3266bd6SJarkko Sakkinen	$(call if_changed,ld)
50b3266bd6SJarkko Sakkinen
51b3266bd6SJarkko SakkinenOBJCOPYFLAGS_realmode.bin := -O binary
52b3266bd6SJarkko Sakkinen
530f6f11ebSH. Peter Anvintargets += realmode.bin
54a9358bc3SPeter Foley$(obj)/realmode.bin: $(obj)/realmode.elf $(obj)/realmode.relocs FORCE
55b3266bd6SJarkko Sakkinen	$(call if_changed,objcopy)
56b3266bd6SJarkko Sakkinen
57b3266bd6SJarkko Sakkinenquiet_cmd_relocs = RELOCS  $@
58f2604c14SJarkko Sakkinen      cmd_relocs = arch/x86/tools/relocs --realmode $< > $@
590f6f11ebSH. Peter Anvin
600f6f11ebSH. Peter Anvintargets += realmode.relocs
61b3266bd6SJarkko Sakkinen$(obj)/realmode.relocs: $(obj)/realmode.elf FORCE
62b3266bd6SJarkko Sakkinen	$(call if_changed,relocs)
63b3266bd6SJarkko Sakkinen
64b3266bd6SJarkko Sakkinen# ---------------------------------------------------------------------------
65b3266bd6SJarkko Sakkinen
6606cbbac0SPaul BolleKBUILD_CFLAGS	:= $(REALMODE_CFLAGS) -D_SETUP -D_WAKEUP \
671c678da3SDavid Woodhouse		   -I$(srctree)/arch/x86/boot
68b3266bd6SJarkko SakkinenKBUILD_AFLAGS	:= $(KBUILD_CFLAGS) -D__ASSEMBLY__
69*003602adSArvind SankarKBUILD_CFLAGS	+= -fno-asynchronous-unwind-tables
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