sys/boot/pc32/loader/Makefile

   1 # $FreeBSD: src/sys/boot/i386/loader/Makefile,v 1.66 2003/06/26 03:51:57 peter Exp $
   2 #
   3
   4 PROG=           loader
   5 STRIP=
   6 NEWVERSWHAT=    "bootstrap loader" i386
   7 BINDIR?=        /boot
   8 INSTALLFLAGS=   -b
   9
  10 # Notes: the 'loader' client is brought in with a virtual base of (typically)
  11 # 0xa000 and a code offset of 0x0.  The btxldr is loaded at 0x200000 (?).
  12 #
  13 # MEM_BTX_USR_ARG is not used in the boot2->loader stage, only in the
  14 # boot1->boot2 stage (XXX what about the use in cdboot and pxeboot?)
  15 #
  16
  17 # architecture-specific loader code
  18 SRCS=           main.c conf.c
  19
  20 # Enable PXE TFTP or NFS support, not both.
  21 #CFLAGS+=       -DLOADER_TFTP_SUPPORT
  22 CFLAGS+=        -DLOADER_NFS_SUPPORT
  23
  24 # Enable PnP and ISA-PnP code.
  25 HAVE_PNP=       yes
  26 HAVE_ISABUS=    yes
  27
  28 BOOT_DLOADER=   yes
  29 CFLAGS+=        -I${.CURDIR}/../../dloader -I${.CURDIR}/../../dloader/i386
  30 .if exists(${.OBJDIR}/../../dloader/libdloader.a)
  31 LIBDLOADER=     ${.OBJDIR}/../../dloader/libdloader.a
  32 .else
  33 LIBDLOADER=     ${.CURDIR}/../../dloader/libdloader.a
  34 .endif
  35
  36 .if defined(LOADER_BZIP2_SUPPORT)
  37 CFLAGS+=        -DLOADER_BZIP2_SUPPORT
  38 .endif
  39 .if !defined(LOADER_NO_GZIP_SUPPORT)
  40 CFLAGS+=        -DLOADER_GZIP_SUPPORT
  41 .endif
  42
  43 # Always add MI sources
  44 .PATH:          ${.CURDIR}/../../common
  45 .include        <${.CURDIR}/../../common/Makefile.inc>
  46 CFLAGS+=        -I${.CURDIR}/../../common
  47 CFLAGS+=        -I${.CURDIR}/../../.. -I.
  48
  49 CLEANFILES+=    vers.c vers.o ${PROG}.list ${PROG}.bin ${PROG}.sym ${PROG}.help
  50
  51 CFLAGS+=                -Wall
  52 COMPILER_LDFLAGS=       -nostdlib -static
  53 COMPILER_LDFLAGS+=      -Wl,--script,${.CURDIR}/loader.ldscript
  54
  55 # i386 standalone support library
  56 LIBI386=        ${.OBJDIR}/../libi386/libi386.a
  57 CFLAGS+=        -I${.CURDIR}/..
  58
  59 # where to get libstand from
  60 #XXX need a better way to do this
  61 LIBSTAND=       ${.CURDIR}/../../../../lib/libstand/libstand.a
  62 .if !exists(${LIBSTAND})
  63 LIBSTAND=       ${.OBJDIR}/../../../../lib/libstand/libstand.a
  64 .if !exists(${LIBSTAND})
  65 LIBSTAND=       -lstand
  66 .endif
  67 .endif
  68 CFLAGS+=        -I${.CURDIR}/../../../../lib/libstand/
  69
  70 # BTX components
  71 .if exists(${.OBJDIR}/../btx)
  72 BTXDIR=         ${.OBJDIR}/../btx
  73 .else
  74 BTXDIR=         ${.CURDIR}/../btx
  75 .endif
  76 BTXLDR=         ${BTXDIR}/btxldr/btxldr
  77 BTXKERN=        ${BTXDIR}/btx/btx
  78 BTXCRT=         ${BTXDIR}/lib/crt0.o
  79 CFLAGS+=        -I${.CURDIR}/../btx/lib
  80
  81 # Debug me!
  82 #CFLAGS+=       -g
  83
  84 vers.o: ${.CURDIR}/../../common/newvers.sh ${.CURDIR}/version
  85         sh ${.CURDIR}/../../common/newvers.sh ${.CURDIR}/version ${NEWVERSWHAT}
  86         ${CC} ${CFLAGS} -c vers.c
  87
  88 ${PROG}: ${PROG}.bin ${BTXLDR} ${BTXKERN} ${BTXCRT}
  89         btxld -v -f aout -e ${LOADER_ADDRESS} -o ${.TARGET} -l ${BTXLDR} \
  90                 -b ${BTXKERN} ${PROG}.bin
  91
  92 ${PROG}.bin: ${PROG}.sym
  93         cp ${.ALLSRC} ${.TARGET}
  94         strip -R .comment -R .note -R .note.gnu.gold-version ${.TARGET}
  95
  96 ${PROG}.help: help.common help.i386
  97         cat ${.ALLSRC} | awk -f ${.CURDIR}/../../common/merge_help.awk > ${.TARGET}
  98
  99 .PATH: ${.CURDIR}/../../dloader
 100 FILES=  ${PROG}.help loader.conf loader-bootp.conf dloader.menu
 101 FILESDIR_loader.conf=   /boot/defaults
 102 FILESDIR_loader-bootp.conf=     /boot/defaults
 103 FILESDIR_dloader.menu=  /boot/defaults
 104
 105 .if !exists(${DESTDIR}/boot/dloader.rc)
 106 FILES+= ${.CURDIR}/dloader.rc
 107 .endif
 108
 109 .include "../Makefile.inc"
 110
 111 # Cannot use ${OBJS} above this line
 112 .include <bsd.prog.mk>
 113
 114 ${PROG}.sym: ${OBJS} ${LIBI386} ${LIBSTAND} ${LIBDLOADER} vers.o
 115         ${CC} ${COMPILER_LDFLAGS} -o ${.TARGET} ${BTXCRT} ${OBJS} vers.o \
 116                 ${LIBDLOADER} ${LIBI386} ${LIBSTAND}
 117
 118 # If it's not there, don't consider it a target
 119 .if exists(${.CURDIR}/../../../i386/include)
 120 beforedepend ${OBJS}: machine
 121
 122 machine:
 123         ${LN} -sf ${.CURDIR}/../../../i386/include machine
 124
 125 .endif
 126
 127 CLEANFILES+=    machine