Makefile.booters revision 1.72 
1#	$NetBSD: Makefile.booters,v 1.72 2007/09/27 01:57:23 ad 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
17.if ${HAVE_GCC} != 3
18CPUFLAGS+= -Wno-attributes
19.endif
20.else
21.if ${HAVE_GCC} == 3
22CPUFLAGS=  -mcpu=i386
23.else
24CPUFLAGS=  -march=i386 -mtune=i386 -Wno-attributes
25.endif
26.endif
27COPTS=	-Os -ffreestanding
28
29I386_STAND_DIR?= $S/arch/i386/stand
30
31.PATH: ${I386_STAND_DIR}/lib
32
33ROMSTART= start_rom.o
34GENPROMDIR= ${I386_STAND_DIR}/genprom
35GENPROMOBJDIR!= cd ${GENPROMDIR} && ${PRINTOBJDIR}
36GENPROM= ${GENPROMOBJDIR}/genprom
37
38.PATH: ${I386_STAND_DIR}/lib/crt/dos
39DOSSTART= start_dos.o doscommain.o
40
41.PATH: ${I386_STAND_DIR}/lib/crt/pxe
42PXESTART= start_pxe.o
43
44CPPFLAGS+= -nostdinc -I${.OBJDIR} -I$S -I${I386_STAND_DIR}/lib -I$S/lib/libsa
45CPPFLAGS+= -D_STANDALONE
46LDFLAGS+=  -nostdlib
47
48# XXX
49.if ${MACHINE_ARCH} == "x86_64"
50CPPFLAGS+=-m32
51LDFLAGS+=-Wl,-m,elf_i386
52LIBKERN_ARCH=i386
53KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
54.endif
55
56CLEANFILES+= ${STARTFILE} vers.c ${BASE}.list
57SRCS+=	vers.c
58
59CLEANFILES+= machine x86
60
61.if !make(obj) && !make(clean) && !make(cleandir)
62.BEGIN:
63	-rm -f machine && ln -s $S/arch/i386/include machine
64	-rm -f x86 && ln -s $S/arch/x86/include x86
65.ifdef LIBOBJ
66	-rm -f lib && ln -s ${LIBOBJ}/lib lib
67	mkdir -p ${LIBOBJ}/lib
68.endif
69.endif
70
71### find out what to use for libkern
72KERN_AS=	library
73.include "${S}/lib/libkern/Makefile.inc"
74LIBKERN=	${KERNLIB}
75
76### find out what to use for libz
77Z_AS=		library
78.include "${S}/lib/libz/Makefile.inc"
79LIBZ=		${ZLIB}
80
81### find out what to use for libsa
82SA_AS=		library
83SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
84.include "${S}/lib/libsa/Makefile.inc"
85LIBSA=		${SALIB}
86
87### find out what to use for libi386
88I386DIR= ${I386_STAND_DIR}/lib
89.include "${I386DIR}/Makefile.inc"
90LIBI386=		${I386LIB}
91
92cleandir distclean: cleanlibdir
93
94cleanlibdir:
95	-rm -rf lib
96
97.if ${OBJECT_FMT} == "ELF"
98LDFLAGS+=-Wl,-M -Wl,-e,start 	# -N does not work properly.
99.else
100LDFLAGS+=-Wl,-N -Wl,-M -Wl,-e,_start 
101.endif
102
103LIBLIST=${LIBI386} ${LIBSA} ${LIBZ} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
104
105vers.c: ${VERSIONFILE} ${SOURCES}
106	${HOST_SH} ${S}conf/newvers_stand.sh ${.ALLSRC} x86 ${NEWVERSWHAT}
107
108CLEANFILES+= ${BASE}.sym
109${BASE}.sym: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
110	${_MKTARGET_LINK}
111	${CC} -o ${BASE}.sym ${LDFLAGS} -Wl,-Ttext,${RELOC} \
112	    ${STARTFILE} ${OBJS} ${LIBLIST} >${BASE}.list
113
114CLEANFILES+= ${BASE}.rom ${BASE}.rom.tmp
115${BASE}.rom: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
116	${_MKTARGET_LINK}
117	${CC} -o ${BASE}.sym ${LDFLAGS} -Wl,-Ttext,${RELOC} \
118	    ${STARTFILE} ${OBJS} ${LIBLIST} >${BASE}.list
119	${OBJCOPY} -O binary ${BASE}.sym ${BASE}.rom.tmp
120	${GENPROM} ${ROM_SIZE} < ${BASE}.rom.tmp > ${BASE}.rom || \
121	    rm -f ${BASE}.rom
122	rm -f ${BASE}.rom.tmp
123
124CLEANFILES+= ${BASE}.com
125${BASE}.com: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
126	${_MKTARGET_LINK}
127	${CC} -o ${BASE}.sym ${LDFLAGS} -Wl,-Ttext,${RELOC} \
128	    ${STARTFILE} ${OBJS} ${LIBLIST} >${BASE}.list
129	${OBJCOPY} -O binary ${BASE}.sym ${BASE}.com
130
131CLEANFILES+= ${BASE}.bin
132${BASE}.bin: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
133	${_MKTARGET_LINK}
134	${CC} -o ${BASE}.sym ${LDFLAGS} -Wl,-Ttext,${RELOC} \
135	    ${STARTFILE} ${OBJS} ${LIBLIST} > ${BASE}.list
136	${OBJCOPY} -O binary ${BASE}.sym ${BASE}.bin
137
138.include <bsd.prog.mk>
139