configure

针对于sa1100的bootloader。blob2.04是一个功能比较强大的bootloader

  done
  IFS="$ac_save_ifs"
fi
fi
CC="$ac_cv_prog_CC"
if test -n "$CC"; then
  echo "$ac_t""$CC" 1>&6
else
  echo "$ac_t""no" 1>&6
fi
 ;;
    esac
  fi
  test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
fi

echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
echo "configure:1017: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5

ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross

cat > conftest.$ac_ext << EOF

#line 1028 "configure"
#include "confdefs.h"

main(){return(0);}
EOF
if { (eval echo configure:1033: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  ac_cv_prog_cc_works=yes
  # If we can't run a trivial program, we are probably using a cross compiler.
  if (./conftest; exit) 2>/dev/null; then
    ac_cv_prog_cc_cross=no
  else
    ac_cv_prog_cc_cross=yes
  fi
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  ac_cv_prog_cc_works=no
fi
rm -fr conftest*
ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross

echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
if test $ac_cv_prog_cc_works = no; then
  { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
fi
echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
echo "configure:1059: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
cross_compiling=$ac_cv_prog_cc_cross

echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
echo "configure:1064: checking whether we are using GNU C" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.c <<EOF
#ifdef __GNUC__
  yes;
#endif
EOF
if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1073: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
  ac_cv_prog_gcc=yes
else
  ac_cv_prog_gcc=no
fi
fi

echo "$ac_t""$ac_cv_prog_gcc" 1>&6

if test $ac_cv_prog_gcc = yes; then
  GCC=yes
else
  GCC=
fi

ac_test_CFLAGS="${CFLAGS+set}"
ac_save_CFLAGS="$CFLAGS"
CFLAGS=
echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
echo "configure:1092: checking whether ${CC-cc} accepts -g" >&5
if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
  ac_cv_prog_cc_g=yes
else
  ac_cv_prog_cc_g=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
if test "$ac_test_CFLAGS" = set; then
  CFLAGS="$ac_save_CFLAGS"
elif test $ac_cv_prog_cc_g = yes; then
  if test "$GCC" = yes; then
    CFLAGS="-g -O2"
  else
    CFLAGS="-g"
  fi
else
  if test "$GCC" = yes; then
    CFLAGS="-O2"
  else
    CFLAGS=
  fi
fi

if test "x$ac_cv_prog_gcc" != "xyes" ; then
  echo "configure: warning: "C compiler is not gcc. This may lead to problems!"" 1>&2;
  echo "configure: warning: "Trying to continue with $CC ..."" 1>&2;
fi
for ac_prog in arm-linux-objcopy objcopy
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1132: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_OBJCOPY'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$OBJCOPY"; then
  ac_cv_prog_OBJCOPY="$OBJCOPY" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_OBJCOPY="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
OBJCOPY="$ac_cv_prog_OBJCOPY"
if test -n "$OBJCOPY"; then
  echo "$ac_t""$OBJCOPY" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$OBJCOPY" && break
done
test -n "$OBJCOPY" || OBJCOPY="echo"

# Find a good install program.  We prefer a C program (faster),
# so one script is as good as another.  But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
# AFS /usr/afsws/bin/install, which mishandles nonexistent args
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# ./install, which can be erroneously created by make from ./install.sh.
echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
echo "configure:1174: checking for a BSD compatible install" >&5
if test -z "$INSTALL"; then
if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
    IFS="${IFS= 	}"; ac_save_IFS="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    # Account for people who put trailing slashes in PATH elements.
    case "$ac_dir/" in
    /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
    *)
      # OSF1 and SCO ODT 3.0 have their own names for install.
      # Don't use installbsd from OSF since it installs stuff as root
      # by default.
      for ac_prog in ginstall scoinst install; do
        if test -f $ac_dir/$ac_prog; then
	  if test $ac_prog = install &&
            grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
	    # AIX install.  It has an incompatible calling convention.
	    :
	  else
	    ac_cv_path_install="$ac_dir/$ac_prog -c"
	    break 2
	  fi
	fi
      done
      ;;
    esac
  done
  IFS="$ac_save_IFS"

fi
  if test "${ac_cv_path_install+set}" = set; then
    INSTALL="$ac_cv_path_install"
  else
    # As a last resort, use the slow shell script.  We don't cache a
    # path for INSTALL within a source directory, because that will
    # break other packages using the cache if that directory is
    # removed, or if the path is relative.
    INSTALL="$ac_install_sh"
  fi
fi
echo "$ac_t""$INSTALL" 1>&6

# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
# It thinks the first close brace ends the variable substitution.
test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'

test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'

test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'

echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
echo "configure:1227: checking whether ln -s works" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  rm -f conftestdata
if ln -s X conftestdata 2>/dev/null
then
  rm -f conftestdata
  ac_cv_prog_LN_S="ln -s"
else
  ac_cv_prog_LN_S=ln
fi
fi
LN_S="$ac_cv_prog_LN_S"
if test "$ac_cv_prog_LN_S" = "ln -s"; then
  echo "$ac_t""yes" 1>&6
else
  echo "$ac_t""no" 1>&6
fi











# Check whether --with-board or --without-board was given.
if test "${with_board+set}" = set; then
  withval="$with_board"
  board_name="$withval"
else
  board_name="lart"
fi


echo $ac_n "checking target board""... $ac_c" 1>&6
echo "configure:1267: checking target board" >&5
case "$board_name" in
    assabet)
	echo "$ac_t""Assabet" 1>&6
	cat >> confdefs.h <<\EOF
#define ASSABET 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SA1110 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SDRAM 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SERIAL1 1
EOF

	;;

    brutus)
	echo "$ac_t""Brutus" 1>&6
	cat >> confdefs.h <<\EOF
#define BRUTUS 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SA1100 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_EDODRAM 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SERIAL3 1
EOF

	;;
    creditlart)
	echo "$ac_t""CreditLART" 1>&6
	cat >> confdefs.h <<\EOF
#define CLART 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SA1110 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SDRAM 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SERIAL3 1
EOF

	;;
    lart)
	echo "$ac_t""LART" 1>&6
	cat >> confdefs.h <<\EOF
#define LART 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SA1100 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_EDODRAM 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SERIAL3 1
EOF

	;;
    nesa)
	echo "$ac_t""NESA" 1>&6
	cat >> confdefs.h <<\EOF
#define NESA 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SA1100 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_EDODRAM 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SERIAL3 1
EOF

	;;
    pleb)
	echo "$ac_t""PLEB" 1>&6
	cat >> confdefs.h <<\EOF
#define PLEB 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SA1100 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_EDODRAM 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SERIAL3 1
EOF

	;;
    shannon)
	echo "$ac_t""SHANNON" 1>&6
	cat >> confdefs.h <<\EOF
#define SHANNON 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SA1100 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_EDODRAM 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SERIAL3 1
EOF

	;;
    *)
	echo "$ac_t""unknown" 1>&6
	echo "configure: warning: Unknown board name, assuming SA1100 with EDO DRAM and serial 3" 1>&2
	cat >> confdefs.h <<\EOF
#define USE_SA1100 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_EDODRAM 1
EOF

	cat >> confdefs.h <<\EOF
#define USE_SERIAL3 1
EOF

	;;
esac


# Check whether --with-linux-prefix or --without-linux-prefix was given.
if test "${with_linux_prefix+set}" = set; then
  withval="$with_linux_prefix"
  linux_prefix="$withval"
else
  linux_prefix="/usr/src/linux"
fi

CFLAGS=`echo $CFLAGS -I${linux_prefix}/include`




# Check whether --enable-blob-debug or --disable-blob-debug was given.
if test "${enable_blob_debug+set}" = set; then
  enableval="$enable_blob_debug"
  blob_debug_flag=$enable_blob_debug
else
  blob_debug_flag=no
fi


if test "x$blob_debug_flag" = "xyes" ; then
  cat >> confdefs.h <<\EOF
#define BLOB_DEBUG 1
EOF

fi




echo $ac_n "checking for inline""... $ac_c" 1>&6
echo "configure:1455: checking for inline" >&5
if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_cv_c_inline=no
for ac_kw in inline __inline__ __inline; do
  cat > conftest.$ac_ext <<EOF
#line 1462 "configure"
#include "confdefs.h"

int main() {
} int $ac_kw foo() {
; return 0; }
EOF
if { (eval echo configure:1469: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_c_inline=$ac_kw; break
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*
done

fi

echo "$ac_t""$ac_cv_c_inline" 1>&6
case "$ac_cv_c_inline" in
  inline | yes) ;;
  no) cat >> confdefs.h <<\EOF
#define inline 
EOF
 ;;
  *)  cat >> confdefs.h <<EOF
#define inline $ac_cv_c_inline
EOF
 ;;
esac