Makefile.booters revision 1.48 
1#	$NetBSD: Makefile.booters,v 1.48 2003/05/04 06:25:10 lukem 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"
16COPTS=	-Os -m32
17CPPFLAGS+= -DBOOT_ELF64
18.else
19COPTS=	-Os -mcpu=i386
20.endif
21COPTS+= -ffreestanding
22
23I386_STAND_DIR?= $S/arch/i386/stand
24
25.PATH: ${I386_STAND_DIR}/lib/crt/bootsect ${I386_STAND_DIR}/lib
26# ensure the stuff we need to load all of 'biosboot' in in the first few
27# sectors, and that anything that goes to real mode is in the first 64k.
28# (prot_to_real will bleat if the return address is >64k)
29BSSTART= start_bootsect.o fraglist.o bootsectmain.o biosdisk_ll.o \
30	bios_disk.o diskbuf.o \
31	biosdelay.o biosgetrtc.o biosmca.o biosmem.o biosmemx.o \
32	biosreboot.o conio.o
33
34.PATH: ${I386_STAND_DIR}/lib/crt/rom
35ROMSTART= start_rom.o
36GENPROMDIR= ${I386_STAND_DIR}/genprom
37GENPROMOBJDIR!= cd ${GENPROMDIR} && ${PRINTOBJDIR}
38GENPROM= ${GENPROMOBJDIR}/genprom
39
40.PATH: ${I386_STAND_DIR}/lib/crt/dos
41DOSSTART= start_dos.o doscommain.o
42
43.PATH: ${I386_STAND_DIR}/lib/crt/pxe
44PXESTART= start_pxe.o
45
46CPPFLAGS += -nostdinc -I${.OBJDIR} -I$S -I${I386_STAND_DIR}/lib -I$S/lib/libsa
47CPPFLAGS+= -D_STANDALONE
48
49# XXX
50.if ${MACHINE_ARCH} == "x86_64"
51CPPFLAGS+=-m32
52LD+=-m elf_i386
53LIBKERN_ARCH=i386
54KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
55.endif
56
57CLEANFILES+= ${STARTFILE} vers.c ${BASE}.list
58SRCS+=	vers.c
59
60.if !make(obj) && !make(clean) && !make(cleandir)
61.BEGIN: machine x86
62.NOPATH: machine x86
63.endif
64
65realdepend realall: machine x86
66CLEANFILES+= machine x86
67
68machine:: x86
69	rm -f $@ && ln -s $S/arch/i386/include $@
70
71x86::
72	rm -f $@ && ln -s $S/arch/x86/include $@
73
74${OBJS} ${BSSTART} ${ROMSTART} ${DOSSTART} ${PXESTART}: machine x86
75
76### find out what to use for libkern
77KERN_AS=	library
78.include "${S}/lib/libkern/Makefile.inc"
79LIBKERN=	${KERNLIB}
80
81### find out what to use for libz
82Z_AS=		library
83.include "${S}/lib/libz/Makefile.inc"
84LIBZ=		${ZLIB}
85
86### find out what to use for libsa
87SA_AS=		library
88SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
89.include "${S}/lib/libsa/Makefile.inc"
90LIBSA=		${SALIB}
91
92### find out what to use for libi386
93I386DIR= ${I386_STAND_DIR}/lib
94.include "${I386DIR}/Makefile.inc"
95LIBI386=		${I386LIB}
96
97cleandir distclean: cleanlibdir
98
99cleanlibdir:
100	rm -rf lib
101
102.if ${OBJECT_FMT} == "ELF"
103LDFLAGS=-M -e start 	# -N does not work properly.
104.else
105LDFLAGS=-N -M -e _start 
106.endif
107
108LIBLIST=${LIBI386} ${LIBSA} ${LIBZ} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
109
110vers.c: ${VERSIONFILE} ${SOURCES}
111	sh ${S}conf/newvers_stand.sh ${.ALLSRC} 'i386' ${NEWVERSWHAT}
112
113CLEANFILES+= ${BASE}.sym
114${BASE}.sym: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
115	${LD} -o ${BASE}.sym ${LDFLAGS} -Ttext ${RELOC} \
116	    ${STARTFILE} ${OBJS} ${LIBLIST} >${BASE}.list
117
118CLEANFILES+= ${BASE}.rom
119${BASE}.rom: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
120	${LD} -o ${BASE}.sym ${LDFLAGS} -Ttext ${RELOC} ${STARTFILE} ${OBJS} \
121	    ${LIBLIST} >${BASE}.list
122	${OBJCOPY} -O binary ${BASE}.sym ${BASE}.bin
123	${GENPROM} ${ROM_SIZE} < ${BASE}.bin > ${BASE}.rom || \
124	    rm -f ${BASE}.rom
125	rm -f ${BASE}.bin
126
127CLEANFILES+= ${BASE}.com
128${BASE}.com: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
129	${LD} -o ${BASE}.sym ${LDFLAGS} -Ttext ${RELOC} ${STARTFILE} ${OBJS} \
130	    ${LIBLIST} >${BASE}.list
131	${OBJCOPY} -O binary ${BASE}.sym ${BASE}.com
132
133CLEANFILES+= ${BASE}.bin
134${BASE}.bin: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
135	${LD} -o ${BASE}.sym ${LDFLAGS} -Ttext ${RELOC} ${STARTFILE} ${OBJS} \
136	    ${LIBLIST} > ${BASE}.list
137	${OBJCOPY} -O binary ${BASE}.sym ${BASE}.bin
138
139.include <bsd.prog.mk>
140