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Makefile.booters revision 1.68
      1 #	$NetBSD: Makefile.booters,v 1.68 2006/06/25 14:49:32 lukem Exp $
      2 
      3 .include <bsd.own.mk>
      4 
      5 STRIPFLAG=
      6 BINMODE=444
      7 
      8 LIBCRT0=	# nothing
      9 LIBCRTBEGIN=	# nothing
     10 LIBCRTEND=	# nothing
     11 LIBC=		# nothing
     12 
     13 # Make sure we override any optimization options specified by the
     14 # user.
     15 .if ${MACHINE_ARCH} == "x86_64"
     16 CPUFLAGS= -m32
     17 CPPFLAGS+= -DBOOT_ELF64
     18 .if ${HAVE_GCC} != 3
     19 CPUFLAGS+= -Wno-attributes
     20 .endif
     21 .else
     22 .if ${HAVE_GCC} == 3
     23 CPUFLAGS=  -mcpu=i386
     24 .else
     25 CPUFLAGS=  -march=i386 -mtune=i386 -Wno-attributes
     26 .endif
     27 .endif
     28 COPTS=	-Os -ffreestanding
     29 
     30 I386_STAND_DIR?= $S/arch/i386/stand
     31 
     32 .PATH: ${I386_STAND_DIR}/lib
     33 
     34 ROMSTART= start_rom.o
     35 GENPROMDIR= ${I386_STAND_DIR}/genprom
     36 GENPROMOBJDIR!= cd ${GENPROMDIR} && ${PRINTOBJDIR}
     37 GENPROM= ${GENPROMOBJDIR}/genprom
     38 
     39 .PATH: ${I386_STAND_DIR}/lib/crt/dos
     40 DOSSTART= start_dos.o doscommain.o
     41 
     42 .PATH: ${I386_STAND_DIR}/lib/crt/pxe
     43 PXESTART= start_pxe.o
     44 
     45 CPPFLAGS+= -nostdinc -I${.OBJDIR} -I$S -I${I386_STAND_DIR}/lib -I$S/lib/libsa
     46 CPPFLAGS+= -D_STANDALONE
     47 LDFLAGS+=  -nostdlib
     48 
     49 # XXX
     50 .if ${MACHINE_ARCH} == "x86_64"
     51 CPPFLAGS+=-m32
     52 LDFLAGS+=-Wl,-m,elf_i386
     53 LIBKERN_ARCH=i386
     54 KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
     55 .endif
     56 
     57 CLEANFILES+= ${STARTFILE} vers.c ${BASE}.list
     58 SRCS+=	vers.c
     59 
     60 CLEANFILES+= 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 ${LIBOBJ}/lib
     69 .endif
     70 .endif
     71 
     72 ### find out what to use for libkern
     73 KERN_AS=	library
     74 .include "${S}/lib/libkern/Makefile.inc"
     75 LIBKERN=	${KERNLIB}
     76 
     77 ### find out what to use for libz
     78 Z_AS=		library
     79 .include "${S}/lib/libz/Makefile.inc"
     80 LIBZ=		${ZLIB}
     81 
     82 ### find out what to use for libsa
     83 SA_AS=		library
     84 SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
     85 .include "${S}/lib/libsa/Makefile.inc"
     86 LIBSA=		${SALIB}
     87 
     88 ### find out what to use for libi386
     89 I386DIR= ${I386_STAND_DIR}/lib
     90 .include "${I386DIR}/Makefile.inc"
     91 LIBI386=		${I386LIB}
     92 
     93 cleandir distclean: cleanlibdir
     94 
     95 cleanlibdir:
     96 	-rm -rf lib
     97 
     98 .if ${OBJECT_FMT} == "ELF"
     99 LDFLAGS+=-Wl,-M -Wl,-e,start 	# -N does not work properly.
    100 .else
    101 LDFLAGS+=-Wl,-N -Wl,-M -Wl,-e,_start 
    102 .endif
    103 
    104 LIBLIST=${LIBI386} ${LIBSA} ${LIBZ} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
    105 
    106 vers.c: ${VERSIONFILE} ${SOURCES}
    107 	${HOST_SH} ${S}conf/newvers_stand.sh ${.ALLSRC} ${MACHINE} ${NEWVERSWHAT}
    108 
    109 CLEANFILES+= ${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 
    115 CLEANFILES+= ${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 
    125 CLEANFILES+= ${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 
    132 CLEANFILES+= ${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