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Makefile.booters revision 1.42 
      1 #	$NetBSD: Makefile.booters,v 1.42 2003/02/03 00:08:30 briggs 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 CPPFLAGS+= -D__daddr_t=int32_t
     49 
     50 # XXX
     51 .if ${MACHINE_ARCH} == "x86_64"
     52 CPPFLAGS+=-m32
     53 LD+=-m elf_i386
     54 LIBKERN_ARCH=i386
     55 KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
     56 .endif
     57 
     58 CLEANFILES+= ${STARTFILE} vers.c ${BASE}.list
     59 SRCS+=	vers.c
     60 
     61 .if !make(obj) && !make(clean) && !make(cleandir)
     62 .BEGIN: machine
     63 .NOPATH: machine
     64 .endif
     65 
     66 realdepend realall: machine
     67 CLEANFILES+= machine
     68 
     69 machine::
     70 	-rm -f $@
     71 	ln -s $S/arch/i386/include $@
     72 
     73 ${OBJS} ${BSSTART} ${ROMSTART} ${DOSSTART} ${PXESTART}: machine
     74 
     75 ### find out what to use for libkern
     76 KERN_AS=	library
     77 .include "${S}/lib/libkern/Makefile.inc"
     78 LIBKERN=	${KERNLIB}
     79 
     80 ### find out what to use for libz
     81 Z_AS=		library
     82 .include "${S}/lib/libz/Makefile.inc"
     83 LIBZ=		${ZLIB}
     84 
     85 ### find out what to use for libsa
     86 SA_AS=		library
     87 SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
     88 .include "${S}/lib/libsa/Makefile.inc"
     89 LIBSA=		${SALIB}
     90 
     91 ### find out what to use for libi386
     92 I386DIR= ${I386_STAND_DIR}/lib
     93 .include "${I386DIR}/Makefile.inc"
     94 LIBI386=		${I386LIB}
     95 
     96 cleandir distclean: cleanlibdir
     97 
     98 cleanlibdir:
     99 	rm -rf lib
    100 
    101 .if ${OBJECT_FMT} == "ELF"
    102 LDFLAGS=-M -e start 	# -N does not work properly.
    103 .else
    104 LDFLAGS=-N -M -e _start 
    105 .endif
    106 
    107 LIBLIST=${LIBI386} ${LIBSA} ${LIBZ} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
    108 
    109 vers.c: ${VERSIONFILE} ${SOURCES}
    110 	sh ${S}conf/newvers_stand.sh ${.ALLSRC} 'i386' ${NEWVERSWHAT}
    111 
    112 CLEANFILES+= ${BASE}.sym
    113 ${BASE}.sym: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
    114 	${LD} -o ${BASE}.sym ${LDFLAGS} -Ttext ${RELOC} \
    115 	    ${STARTFILE} ${OBJS} ${LIBLIST} >${BASE}.list
    116 
    117 CLEANFILES+= ${BASE}.rom
    118 ${BASE}.rom: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
    119 	${LD} -o ${BASE}.sym ${LDFLAGS} -Ttext ${RELOC} ${STARTFILE} ${OBJS} \
    120 	    ${LIBLIST} >${BASE}.list
    121 	${OBJCOPY} -O binary ${BASE}.sym ${BASE}.bin
    122 	${GENPROM} ${ROM_SIZE} < ${BASE}.bin > ${BASE}.rom || \
    123 	    rm -f ${BASE}.rom
    124 	rm -f ${BASE}.bin
    125 
    126 CLEANFILES+= ${BASE}.com
    127 ${BASE}.com: ${STARTFILE} ${OBJS} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386}
    128 	${LD} -o ${BASE}.sym ${LDFLAGS} -Ttext ${RELOC} ${STARTFILE} ${OBJS} \
    129 	    ${LIBLIST} >${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 	${LD} -o ${BASE}.sym ${LDFLAGS} -Ttext ${RELOC} ${STARTFILE} ${OBJS} \
    135 	    ${LIBLIST} > ${BASE}.list
    136 	${OBJCOPY} -O binary ${BASE}.sym ${BASE}.bin
    137 
    138 .include <bsd.prog.mk>
    139