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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 
      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 COPTS=	-Os -m32
     17 CPPFLAGS+= -DBOOT_ELF64
     18 .else
     19 COPTS=	-Os -mcpu=i386
     20 .endif
     21 COPTS+= -ffreestanding
     22 
     23 I386_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)
     29 BSSTART= 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
     35 ROMSTART= start_rom.o
     36 GENPROMDIR= ${I386_STAND_DIR}/genprom
     37 GENPROMOBJDIR!= cd ${GENPROMDIR} && ${PRINTOBJDIR}
     38 GENPROM= ${GENPROMOBJDIR}/genprom
     39 
     40 .PATH: ${I386_STAND_DIR}/lib/crt/dos
     41 DOSSTART= start_dos.o doscommain.o
     42 
     43 .PATH: ${I386_STAND_DIR}/lib/crt/pxe
     44 PXESTART= start_pxe.o
     45 
     46 CPPFLAGS += -nostdinc -I${.OBJDIR} -I$S -I${I386_STAND_DIR}/lib -I$S/lib/libsa
     47 CPPFLAGS+= -D_STANDALONE
     48 
     49 # XXX
     50 .if ${MACHINE_ARCH} == "x86_64"
     51 CPPFLAGS+=-m32
     52 LD+=-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 .if !make(obj) && !make(clean) && !make(cleandir)
     61 .BEGIN: machine x86
     62 .NOPATH: machine x86
     63 .endif
     64 
     65 realdepend realall: machine x86
     66 CLEANFILES+= machine x86
     67 
     68 machine:: x86
     69 	rm -f $@ && ln -s $S/arch/i386/include $@
     70 
     71 x86::
     72 	rm -f $@ && ln -s $S/arch/x86/include $@
     73 
     74 ${OBJS} ${BSSTART} ${ROMSTART} ${DOSSTART} ${PXESTART}: machine x86
     75 
     76 ### find out what to use for libkern
     77 KERN_AS=	library
     78 .include "${S}/lib/libkern/Makefile.inc"
     79 LIBKERN=	${KERNLIB}
     80 
     81 ### find out what to use for libz
     82 Z_AS=		library
     83 .include "${S}/lib/libz/Makefile.inc"
     84 LIBZ=		${ZLIB}
     85 
     86 ### find out what to use for libsa
     87 SA_AS=		library
     88 SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
     89 .include "${S}/lib/libsa/Makefile.inc"
     90 LIBSA=		${SALIB}
     91 
     92 ### find out what to use for libi386
     93 I386DIR= ${I386_STAND_DIR}/lib
     94 .include "${I386DIR}/Makefile.inc"
     95 LIBI386=		${I386LIB}
     96 
     97 cleandir distclean: cleanlibdir
     98 
     99 cleanlibdir:
    100 	rm -rf lib
    101 
    102 .if ${OBJECT_FMT} == "ELF"
    103 LDFLAGS=-M -e start 	# -N does not work properly.
    104 .else
    105 LDFLAGS=-N -M -e _start 
    106 .endif
    107 
    108 LIBLIST=${LIBI386} ${LIBSA} ${LIBZ} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
    109 
    110 vers.c: ${VERSIONFILE} ${SOURCES}
    111 	sh ${S}conf/newvers_stand.sh ${.ALLSRC} 'i386' ${NEWVERSWHAT}
    112 
    113 CLEANFILES+= ${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 
    118 CLEANFILES+= ${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 
    127 CLEANFILES+= ${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 
    133 CLEANFILES+= ${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