lnet/archdep.m4

   1
   2 # -------- in kernel compilation? (2.5 only) -------------
   3 AC_ARG_ENABLE(inkernel, [ --enable-inkernel set up 2.5 kernel makefiles])
   4 AM_CONDITIONAL(INKERNEL, test x$enable_inkernel = xyes)
   5 echo "Makefile for in kernel build: $INKERNEL"
   6
   7 # -------- liblustre compilation --------------
   8 AC_ARG_WITH(lib, [  --with-lib compile lustre library], host_cpu="lib")
   9
  10 # -------- set linuxdir ------------
  11
  12 AC_ARG_WITH(linux, [  --with-linux=[path] set path to Linux source (default=/usr/src/linux)],LINUX=$with_linux,LINUX=/usr/src/linux)
  13 AC_SUBST(LINUX)
  14 if test x$enable_inkernel = xyes ; then
  15         echo ln -s `pwd` $LINUX/fs/lustre
  16         rm $LINUX/fs/lustre
  17         ln -s `pwd` $LINUX/fs/lustre
  18 fi
  19
  20 #  --------------------
  21 AC_MSG_CHECKING(if you are running user mode linux for $host_cpu ...)
  22 if test $host_cpu = "lib" ; then
  23         host_cpu="lib"
  24         AC_MSG_RESULT(no building Lustre library)
  25 else
  26   if test -e $LINUX/include/asm-um ; then
  27     if test  X`ls -id $LINUX/include/asm/ | awk '{print $1}'` = X`ls -id $LINUX/include/asm-um | awk '{print $1}'` ; then
  28         host_cpu="um";
  29         AC_MSG_RESULT(yes)
  30     else
  31         AC_MSG_RESULT(no (asm doesn't point at asm-um))
  32     fi
  33
  34   else
  35         AC_MSG_RESULT(no (asm-um missing))
  36   fi
  37 fi
  38
  39 # --------- Linux 25 ------------------
  40
  41 AC_MSG_CHECKING(if you are running linux 2.5)
  42 if test -e $LINUX/include/linux/namei.h ; then
  43         linux25="yes"
  44         AC_MSG_RESULT(yes)
  45 else
  46         linux25="no"
  47         AC_MSG_RESULT(no)
  48 fi
  49 AM_CONDITIONAL(LINUX25, test x$linux25 = xyes)
  50 echo "Makefiles for in linux 2.5 build: $LINUX25"
  51
  52 # -------  Makeflags ------------------
  53
  54 AC_MSG_CHECKING(setting make flags system architecture: )
  55 case ${host_cpu} in
  56         lib )
  57         AC_MSG_RESULT($host_cpu)
  58         KCFLAGS='-g -Wall '
  59         KCPPFLAGS='-D__arch_lib__ '
  60         libdir='${exec_prefix}/lib/lustre'
  61         MOD_LINK=elf_i386
  62 ;;
  63         um )
  64         AC_MSG_RESULT($host_cpu)
  65         KCFLAGS='-g -Wall -pipe -Wno-trigraphs -Wstrict-prototypes -fno-strict-aliasing -fno-common '
  66         case ${linux25} in
  67                 yes )
  68                 KCPPFLAGS='-D__KERNEL__ -U__i386__ -Ui386 -DUM_FASTCALL -D__arch_um__ -DSUBARCH="i386" -DNESTING=0 -D_LARGEFILE64_SOURCE  -Derrno=kernel_errno -DPATCHLEVEL=4 -DMODULE -I$(LINUX)/arch/um/include -I$(LINUX)/arch/um/kernel/tt/include -I$(LINUX)/arch/um/kernel/skas/include -O2 -nostdinc -iwithprefix include -DKBUILD_BASENAME=$(MODULE) -DKBUILD_MODNAME=$(MODULE) '
  69         ;;
  70                 * )
  71                 KCPPFLAGS='-D__KERNEL__ -U__i386__ -Ui386 -DUM_FASTCALL -D__arch_um__ -DSUBARCH="i386" -DNESTING=0 -D_LARGEFILE64_SOURCE  -Derrno=kernel_errno -DPATCHLEVEL=4 -DMODULE -I$(LINUX)/arch/um/kernel/tt/include -I$(LINUX)/arch/um/include '
  72         ;;
  73         esac
  74
  75         MOD_LINK=elf_i386
  76 ;;
  77         i*86 )
  78         AC_MSG_RESULT($host_cpu)
  79         KCFLAGS='-g -O2 -Wall -Wstrict-prototypes -pipe'
  80         case ${linux25} in
  81                 yes )
  82                 KCPPFLAGS='-D__KERNEL__ -DMODULE -march=i686 -I$(LINUX)/include/asm-i386/mach-default -nostdinc -iwithprefix include '
  83         ;;
  84                 * )
  85                 KCPPFLAGS='-D__KERNEL__ -DMODULE '
  86         ;;
  87         esac
  88         MOD_LINK=elf_i386
  89 ;;
  90
  91         alphaev6 )
  92         AC_MSG_RESULT($host_cpu)
  93         KCFLAGS='-g -O2  -Wall -Wstrict-prototypes -Wno-trigraphs -fomit-frame-pointer -fno-strict-aliasing -fno-common -pipe -mno-fp-regs -ffixed-8 -mcpu=ev5 -Wa,-mev6'
  94         KCPPFLAGS='-D__KERNEL__ -DMODULE '
  95         MOD_LINK=elf64alpha
  96 ;;
  97
  98         alphaev67 )
  99         AC_MSG_RESULT($host_cpu)
 100         KCFLAGS='-g -O2  -Wall -Wstrict-prototypes -Wno-trigraphs -fomit-frame-pointer -fno-strict-aliasing -fno-common -pipe -mno-fp-regs -ffixed-8 -mcpu=ev5 -Wa,-mev6'
 101         KCPPFLAGS='-D__KERNEL__ -DMODULE '
 102         MOD_LINK=elf64alpha
 103 ;;
 104
 105         alpha* )
 106         AC_MSG_RESULT($host_cpu)
 107         KCFLAGS='-g -O2  -Wall -Wstrict-prototypes -Wno-trigraphs -fomit-frame-pointer -fno-strict-aliasing -fno-common -pipe -mno-fp-regs -ffixed-8 -mcpu=ev5 -Wa,-mev5'
 108         KCPPFLAGS='-D__KERNEL__ -DMODULE '
 109         MOD_LINK=elf64alpha
 110 ;;
 111
 112         ia64 )
 113         AC_MSG_RESULT($host_cpu)
 114         KCFLAGS='-g -O2 -Wall -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -pipe -ffixed-r13 -mfixed-range=f10-f15,f32-f127 -falign-functions=32 -mb-step'
 115         KCPPFLAGS='-D__KERNEL__ -DMODULE'
 116         MOD_LINK=elf64_ia64
 117 ;;
 118
 119         x86_64 )
 120         AC_MSG_RESULT($host_cpu)
 121         KCFLAGS='-g -O2 -Wall -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fomit-frame-pointer -mno-red-zone -mcmodel=kernel -pipe -fno-reorder-blocks -finline-limit=2000 -fno-strength-reduce -fno-asynchronous-unwind-tables'
 122         KCPPFLAGS='-D__KERNEL__ -DMODULE'
 123         MOD_LINK=elf_x86_64
 124 ;;
 125
 126         sparc64 )
 127         AC_MSG_RESULT($host_cpu)
 128         KCFLAGS='-O2 -Wall -Wstrict-prototypes -Wno-trigraphs -fomit-frame-pointer -fno-strict-aliasing -fno-common -Wno-unused -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow -ffixed-g4 -fcall-used-g5 -fcall-used-g7 -Wno-sign-compare -Wa,--undeclared-regs'
 129         KCPPFLAGS='-D__KERNEL__'
 130         MOD_LINK=elf64_sparc
 131
 132 ;;
 133
 134         powerpc )
 135         AC_MSG_RESULT($host_cpu)
 136         KCFLAGS='-O2 -Wall -Wstrict-prototypes -Wno-trigraphs -fomit-frame-pointer -fno-strict-aliasing -fno-common -D__powerpc__ -fsigned-char -msoft-float -pipe -ffixed-r2 -Wno-uninitialized -mmultiple -mstring'
 137         KCPPFLAGS='-D__KERNEL__'
 138         MOD_LINK=elf32ppclinux
 139 ;;
 140
 141         *)
 142         AC_ERROR("Unknown Linux Platform: $host_cpu")
 143 ;;
 144 esac
 145
 146 # ----------- make dep run? ------------------
 147
 148 if test $host_cpu != "lib" ; then
 149   AC_MSG_CHECKING(if make dep has been run in kernel source (host $host_cpu) )
 150   if test -f $LINUX/include/linux/config.h ; then
 151   AC_MSG_RESULT(yes)
 152  else
 153   AC_MSG_ERROR(** cannot find $LINUX/include/linux/config.h. Run make dep in $LINUX.)
 154   fi
 155 fi
 156
 157 # ------------ include paths ------------------
 158
 159 if test $host_cpu != "lib" ; then
 160     KINCFLAGS="-I\$(top_srcdir)/include -I\$(top_srcdir)/portals/include -I$LINUX/include"
 161 else
 162     KINCFLAGS='-I$(top_srcdir)/include -I$(top_srcdir)/portals/include'
 163 fi
 164 CPPFLAGS="$KINCFLAGS $ARCHCPPFLAGS"
 165
 166 if test $host_cpu != "lib" ; then
 167 # ------------ autoconf.h ------------------
 168   AC_MSG_CHECKING(if autoconf.h is in kernel source)
 169   if test -f $LINUX/include/linux/autoconf.h ; then
 170       AC_MSG_RESULT(yes)
 171   else
 172       AC_MSG_ERROR(** cannot find $LINUX/include/linux/autoconf.h. Run make config in $LINUX.)
 173   fi
 174
 175 # ------------ LINUXRELEASE and moduledir ------------------
 176   AC_MSG_CHECKING(for Linux release)
 177
 178   dnl We need to rid ourselves of the nasty [ ] quotes.
 179   changequote(, )
 180   dnl Get release from version.h
 181   LINUXRELEASE="`sed -ne 's/.*UTS_RELEASE[ \"]*\([0-9.a-zA-Z_-]*\).*/\1/p' $LINUX/include/linux/version.h`"
 182   changequote([, ])
 183
 184   moduledir='$(libdir)/modules/'$LINUXRELEASE/kernel
 185   AC_SUBST(moduledir)
 186
 187   modulefsdir='$(moduledir)/fs/$(PACKAGE)'
 188   AC_SUBST(modulefsdir)
 189
 190   AC_MSG_RESULT($LINUXRELEASE)
 191   AC_SUBST(LINUXRELEASE)
 192
 193 # ------------ RELEASE --------------------------------
 194   AC_MSG_CHECKING(lustre release)
 195
 196   dnl We need to rid ourselves of the nasty [ ] quotes.
 197   changequote(, )
 198   dnl Get release from version.h
 199   RELEASE="`sed -ne 's/-/_/g' -e 's/.*UTS_RELEASE[ \"]*\([0-9.a-zA-Z_]*\).*/\1/p' $LINUX/include/linux/version.h`_`date +%Y%m%d%H%M`"
 200   changequote([, ])
 201
 202   AC_MSG_RESULT($RELEASE)
 203   AC_SUBST(RELEASE)
 204
 205 # ---------- modversions? --------------------
 206   AC_MSG_CHECKING(for MODVERSIONS)
 207   if egrep -e 'MODVERSIONS.*1' $LINUX/include/linux/autoconf.h >/dev/null 2>&1;
 208   then
 209         MFLAGS="-DMODULE -DMODVERSIONS -include $LINUX/include/linux/modversions.h -DEXPORT_SYMTAB"
 210         AC_MSG_RESULT(yes)
 211   else
 212         MFLAGS=
 213         AC_MSG_RESULT(no)
 214   fi
 215 fi
 216
 217 # ---------- Portals flags --------------------
 218
 219 #AC_PREFIX_DEFAULT([])
 220 #if test "x$prefix" = xNONE || test "x$prefix" = x; then
 221 #  usrprefix=/usr
 222 #else
 223 #  usrprefix='${prefix}'
 224 #fi
 225 #AC_SUBST(usrprefix)
 226
 227 AC_MSG_CHECKING(if kernel has CPU affinity support)
 228 SET_CPUS_ALLOW="`grep -c set_cpus_allowed $LINUX/kernel/softirq.c`"
 229 if test "$SET_CPUS_ALLOW" != 0 ; then
 230   enable_affinity_temp="-DCPU_AFFINITY=1"
 231   AC_MSG_RESULT(yes)
 232 else
 233   enable_affinity_temp=""
 234   AC_MSG_RESULT(no)
 235 fi
 236
 237 AC_MSG_CHECKING(if kernel has zero-copy TCP support)
 238 ZCCD="`grep -c zccd $LINUX/include/linux/skbuff.h`"
 239 if test "$ZCCD" != 0 ; then
 240   enable_zerocopy_temp="-DSOCKNAL_ZC=1"
 241   AC_MSG_RESULT(yes)
 242 else
 243   enable_zerocopy_temp=""
 244   AC_MSG_RESULT(no)
 245 fi
 246
 247 AC_ARG_ENABLE(zerocopy, [  --disable-zerocopy disable socknal zerocopy],enable_zerocopy="", enable_zerocopy=$enable_zerocopy_temp)
 248
 249 AC_ARG_ENABLE(affinity, [  --disable-affinity disable process/irq affinity],enable_affinity="", enable_affinity=$enable_affinity_temp)
 250 #####################################
 251
 252 AC_MSG_CHECKING(if quadrics kernel headers are present)
 253 if test -d $LINUX/drivers/net/qsnet ; then
 254   AC_MSG_RESULT(yes)
 255   QSWNAL="qswnal"
 256   AC_MSG_CHECKING(for multirail EKC)
 257   if test -f $LINUX/include/elan/epcomms.h; then
 258         AC_MSG_RESULT(supported)
 259         with_quadrics="-DMULTIRAIL_EKC=1"
 260   else
 261         AC_MSG_RESULT(not supported)
 262         with_quadrics="-I$LINUX/drivers/net/qsnet/include"
 263   fi
 264   :
 265 elif test -d $LINUX/drivers/qsnet1 ; then
 266   AC_MSG_RESULT(yes)
 267   QSWNAL="qswnal"
 268   with_quadrics="-I$LINUX/drivers/qsnet1/include -DPROPRIETARY_ELAN"
 269   :
 270 elif test -d $LINUX/drivers/quadrics ; then
 271   AC_MSG_RESULT(yes)
 272   QSWNAL="qswnal"
 273   with_quadrics="-I$LINUX/drivers/quadrics/include -DPROPRIETARY_ELAN"
 274   :
 275 #elif test -d /usr/include/elan3 ; then
 276 #  AC_MSG_RESULT(yes)
 277 #  QSWNAL="qswnal"
 278 #  with_quadrics=""
 279 #  :
 280 else
 281   AC_MSG_RESULT(no)
 282   QSWNAL=""
 283   with_quadrics=""
 284   :
 285 fi
 286 AC_SUBST(with_quadrics)
 287 AC_SUBST(QSWNAL)
 288
 289 # R. Read 5/02
 290 GMNAL=""
 291 echo "checking with-gm=" ${with_gm}
 292 if test "${with_gm+set}" = set; then
 293   if test "${with_gm}" = yes; then
 294     with_gm="-I/usr/local/gm/include"
 295   else
 296     with_gm="-I$with_gm/include -I$with_gm/drivers -I$with_gm/drivers/linux/gm"
 297   fi
 298   GMNAL="gmnal"
 299 else
 300 # default case - no GM
 301   with_gm=""
 302 fi
 303 AC_SUBST(with_gm)
 304 AC_SUBST(GMNAL)
 305
 306
 307 #fixme: where are the default IB includes?
 308 default_ib_include_dir=/usr/local/ib/include
 309 an_ib_include_file=vapi.h
 310
 311 AC_ARG_WITH(ib, [ --with-ib=[yes/no/path] Path to IB includes], with_ib=$withval, with_ib=$default_ib)
 312 AC_MSG_CHECKING(if IB headers are present)
 313 if test "$with_ib" = yes; then
 314     with_ib=$default_ib_include_dir
 315 fi
 316 if test "$with_ib" != no -a -f ${with_ib}/${an_ib_include_file}; then
 317     AC_MSG_RESULT(yes)
 318     IBNAL="ibnal"
 319     with_ib="-I${with_ib}"
 320 else
 321     AC_MSG_RESULT(no)
 322     IBNAL=""
 323     with_ib=""
 324 fi
 325 AC_SUBST(IBNAL)
 326 AC_SUBST(with_ib)
 327
 328
 329 def_scamac=/opt/scali/include
 330 AC_ARG_WITH(scamac, [  --with-scamac=[yes/no/path] Path to ScaMAC includes (default=/opt/scali/include)], with_scamac=$withval, with_scamac=$def_scamac)
 331 AC_MSG_CHECKING(if ScaMAC headers are present)
 332 if test "$with_scamac" = yes; then
 333   with_scamac=$def_scamac
 334 fi
 335 if test "$with_scamac" != no -a -f ${with_scamac}/scamac.h; then
 336   AC_MSG_RESULT(yes)
 337   SCIMACNAL="scimacnal"
 338   with_scamac="-I${with_scamac} -I${with_scamac}/icm"
 339 else
 340   AC_MSG_RESULT(no)
 341   SCIMACNAL=""
 342   with_scamac=""
 343 fi
 344
 345 AC_SUBST(with_scamac)
 346 AC_SUBST(SCIMACNAL)
 347
 348 CFLAGS="$KCFLAGS"
 349 CPPFLAGS="$KINCFLAGS $KCPPFLAGS $MFLAGS $enable_zerocopy $enable_affinity $with_quadrics $with_gm $with_scamac $with_ib"
 350
 351 AC_SUBST(MOD_LINK)
 352 AC_SUBST(LINUX25)
 353 AM_CONDITIONAL(LIBLUSTRE, test x$host_cpu = xlib)
 354
 355 # ---------- Red Hat 2.4.20 backports some 2.5 bits --------
 356 # This needs to run after we've defined the KCPPFLAGS
 357
 358 AC_MSG_CHECKING(for kernel version)
 359 AC_TRY_COMPILE([#define __KERNEL__
 360              #include <linux/sched.h>],
 361             [struct task_struct p;
 362              p.sighand = NULL;],
 363             [RH_2_4_20=1],
 364             [RH_2_4_20=0])
 365
 366 if test $RH_2_4_20 = 1; then
 367         AC_MSG_RESULT(redhat-2.4.20)
 368         CPPFLAGS="$CPPFLAGS -DCONFIG_RH_2_4_20"
 369 else
 370         AC_MSG_RESULT($LINUXRELEASE)
 371 fi
 372
 373 # ---------- Red Hat 2.4.21 backports some more 2.5 bits --------
 374
 375 AC_MSG_CHECKING(if kernel defines PDE)
 376 HAVE_PDE="`grep -c 'proc_dir_entry..PDE' $LINUX/include/linux/proc_fs.h`"
 377 if test "$HAVE_PDE" != 0 ; then
 378   CPPFLAGS="$CPPFLAGS -DHAVE_PDE"
 379   AC_MSG_RESULT(yes)
 380 else
 381   AC_MSG_RESULT(no)
 382 fi
 383
 384 AC_MSG_CHECKING(if kernel passes struct file to direct_IO)
 385 HAVE_DIO_FILE="`grep -c 'direct_IO.*struct file' $LINUX/include/linux/fs.h`"
 386 if test "$HAVE_DIO_FILE" != 0 ; then
 387   CPPFLAGS="$CPPFLAGS -DHAVE_DIO_FILE"
 388   AC_MSG_RESULT(yes)
 389 else
 390   AC_MSG_RESULT(no)
 391 fi