Makefile.booters revision 1.70 
1#	$NetBSD: Makefile.booters,v 1.70 2006/07/12 14:56:59 yamt Exp $
2
3.include <bsd.own.mk>
4
5STRIPFLAG=
6BINMODE=444
7
8LIBCRT0=	# nothing
9LIBCRTBEGIN=	# nothing
10LIBCRTEND=	# nothing
11LIBC=		# nothing
12
13# Make sure we override any optimization options specified by the
14# user.
15.if ${MACHINE_ARCH} == "x86_64"
16CPUFLAGS= -m32
17CPPFLAGS+= -DBOOT_ELF64
18.if ${HAVE_GCC} != 3
19CPUFLAGS+= -Wno-attributes
20.endif
21.else
22.if ${HAVE_GCC} == 3
23CPUFLAGS=  -mcpu=i386
24.else
25CPUFLAGS=  -march=i386 -mtune=i386 -Wno-attributes
26.endif
27.endif
28COPTS=	-Os -ffreestanding
29
30I386_STAND_DIR?= $S/arch/i386/stand
31
32.PATH: ${I386_STAND_DIR}/lib
33
34ROMSTART= start_rom.o
35GENPROMDIR= ${I386_STAND_DIR}/genprom
36GENPROMOBJDIR!= cd ${GENPROMDIR} && ${PRINTOBJDIR}
37GENPROM= ${GENPROMOBJDIR}/genprom
38
39.PATH: ${I386_STAND_DIR}/lib/crt/dos
40DOSSTART= start_dos.o doscommain.o
41
42.PATH: ${I386_STAND_DIR}/lib/crt/pxe
43PXESTART= start_pxe.o
44
45CPPFLAGS+= -nostdinc -I${.OBJDIR} -I$S -I${I386_STAND_DIR}/lib -I$S/lib/libsa
46CPPFLAGS+= -D_STANDALONE
47LDFLAGS+=  -nostdlib
48
49# XXX
50.if ${MACHINE_ARCH} == "x86_64"
51CPPFLAGS+=-m32
52LDFLAGS+=-Wl,-m,elf_i386
53LIBKERN_ARCH=i386
54KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
55.endif
56
57CLEANFILES+= ${STARTFILE} vers.c ${BASE}.list
58SRCS+=	vers.c
59
60CLEANFILES+= machine x86
61
62.if !make(obj) && !make(clean) && !make(cleandir)
63.BEGIN:
64	-rm -f machine && ln -s $S/arch/i386/include machine
65	-rm -f x86 && ln -s $S/arch/x86/include x86
66.ifdef LIBOBJ
67	-rm -f lib && ln -s ${LIBOBJ}/lib lib
68	mkdir -p ${LIBOBJ}/lib
69.endif
70.endif
71
72### find out what to use for libkern
73KERN_AS=	library
74.include "${S}/lib/libkern/Makefile.inc"
75LIBKERN=	${KERNLIB}
76
77### find out what to use for libz
78Z_AS=		library
79.include "${S}/lib/libz/Makefile.inc"
80LIBZ=		${ZLIB}
81
82### find out what to use for libsa
83SA_AS=		library
84SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
85.include "${S}/lib/libsa/Makefile.inc"
86LIBSA=		${SALIB}
87
88### find out what to use for libi386
89I386DIR= ${I386_STAND_DIR}/lib
90.include "${I386DIR}/Makefile.inc"
91LIBI386=		${I386LIB}
92
93cleandir distclean: cleanlibdir
94
95cleanlibdir:
96	-rm -rf lib
97
98.if ${OBJECT_FMT} == "ELF"
99LDFLAGS+=-Wl,-M -Wl,-e,start 	# -N does not work properly.
100.else
101LDFLAGS+=-Wl,-N -Wl,-M -Wl,-e,_start 
102.endif
103
104LIBLIST=${LIBI386} ${LIBSA} ${LIBZ} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
105
106vers.c: ${VERSIONFILE} ${SOURCES}
107	${HOST_SH} ${S}conf/newvers_stand.sh ${.ALLSRC} ${MACHINE} ${NEWVERSWHAT}
108
109CLEANFILES+= ${BASE}.sym
110${BASE}.sym: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
111	${_MKTARGET_LINK}
112	${CC} -o ${BASE}.sym ${LDFLAGS} -Wl,-Ttext,${RELOC} \
113	    ${STARTFILE} ${OBJS} ${LIBLIST} >${BASE}.list
114
115CLEANFILES+= ${BASE}.rom ${BASE}.rom.tmp
116${BASE}.rom: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
117	${_MKTARGET_LINK}
118	${CC} -o ${BASE}.sym ${LDFLAGS} -Wl,-Ttext,${RELOC} \
119	    ${STARTFILE} ${OBJS} ${LIBLIST} >${BASE}.list
120	${OBJCOPY} -O binary ${BASE}.sym ${BASE}.rom.tmp
121	${GENPROM} ${ROM_SIZE} < ${BASE}.rom.tmp > ${BASE}.rom || \
122	    rm -f ${BASE}.rom
123	rm -f ${BASE}.rom.tmp
124
125CLEANFILES+= ${BASE}.com
126${BASE}.com: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
127	${_MKTARGET_LINK}
128	${CC} -o ${BASE}.sym ${LDFLAGS} -Wl,-Ttext,${RELOC} \
129	    ${STARTFILE} ${OBJS} ${LIBLIST} >${BASE}.list
130	${OBJCOPY} -O binary ${BASE}.sym ${BASE}.com
131
132CLEANFILES+= ${BASE}.bin
133${BASE}.bin: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
134	${_MKTARGET_LINK}
135	${CC} -o ${BASE}.sym ${LDFLAGS} -Wl,-Ttext,${RELOC} \
136	    ${STARTFILE} ${OBJS} ${LIBLIST} > ${BASE}.list
137	${OBJCOPY} -O binary ${BASE}.sym ${BASE}.bin
138
139.include <bsd.prog.mk>
140