1

#------------------------------------------------------------------------------

     2

#

     3

#  $Id$

     4

#

     5

#  Copyright (C) 2006-2012  Florian Pose, Ingenieurgemeinschaft IgH

     6

#

     7

#  This file is part of the IgH EtherCAT Master.

     8

#

     9

#  The IgH EtherCAT Master is free software; you can redistribute it and/or

    10

#  modify it under the terms of the GNU General Public License version 2, as

    11

#  published by the Free Software Foundation.

    12

#

    13

#  The IgH EtherCAT Master is distributed in the hope that it will be useful,

    14

#  but WITHOUT ANY WARRANTY; without even the implied warranty of

    15

#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General

    16

#  Public License for more details.

    17

#

    18

#  You should have received a copy of the GNU General Public License along

    19

#  with the IgH EtherCAT Master; if not, write to the Free Software

    20

#  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    21

#

    22

#  ---

    23

#

    24

#  The license mentioned above concerns the source code only. Using the

    25

#  EtherCAT technology and brand is only permitted in compliance with the

    26

#  industrial property and similar rights of Beckhoff Automation GmbH.

    27

#

    28

#------------------------------------------------------------------------------

    29

    30

AC_PREREQ(2.59)

    31

    32

#

    33

# Release procedure

    34

# - Update Ethernet drivers up to release kernel version

    35

# - Write NEWS entry with changes since last release

    36

# - Check for complete Doxygen comments

    37

# - Update version number in documentation

    38

# - Update the ChangeLog -> hg log -bstable-1.5 --style=changelog > ChangeLog

    39

# - Update version number below

    40

# - make dist-bzip2

    41

#

    42

AC_INIT([ethercat],[1.5.2],[fp@igh-essen.com])

    43

AC_CONFIG_AUX_DIR([autoconf])

    44

AM_INIT_AUTOMAKE([-Wall -Werror dist-bzip2 subdir-objects])

    45

AC_PREFIX_DEFAULT([/opt/etherlab])

    46

AC_CONFIG_HEADERS([config.h])

    47

AC_CONFIG_SRCDIR([config.h.in])

    48

AC_CONFIG_MACRO_DIR([m4])

    49

    50

#------------------------------------------------------------------------------

    51

# Global

    52

#------------------------------------------------------------------------------

    53

    54

AM_PROG_CC_C_O

    55

m4_ifdef([AM_PROG_AR], [AM_PROG_AR])

    56

AC_PROG_CXX

    57

AC_PROG_LIBTOOL

    58

    59

#------------------------------------------------------------------------------

    60

# Kernel modules

    61

#------------------------------------------------------------------------------

    62

    63

AC_MSG_CHECKING([whether to build kernel modules])

    64

    65

AC_ARG_ENABLE([kernel],

    66

    AS_HELP_STRING([--enable-kernel],

    67

                   [Enable building kernel modules]),

    68

    [

    69

        case "${enableval}" in

    70

            yes) enablekernel=1

    71

                ;;

    72

            no) enablekernel=0

    73

                ;;

    74

            *) AC_MSG_ERROR([Invalid value for --enable-generic])

    75

                ;;

    76

        esac

    77

    ],

    78

    [enablekernel=1]

    79

)

    80

    81

if test "x$enablekernel" = "x1"; then

    82

    AC_MSG_RESULT([yes])

    83

else

    84

    AC_MSG_RESULT([no])

    85

fi

    86

    87

AM_CONDITIONAL(ENABLE_KERNEL, test "x$enablekernel" = "x1")

    88

AC_SUBST(ENABLE_KERNEL,[$enablekernel])

    89

    90

#------------------------------------------------------------------------------

    91

# Linux sources

    92

#------------------------------------------------------------------------------

    93

    94

if test "x$enablekernel" = "x1"; then

    95

    96

AC_ARG_WITH([linux-dir],

    97

    AC_HELP_STRING(

    98

        [--with-linux-dir=<DIR>],

    99

        [Linux kernel sources @<:@running kernel@:>@]

   100

    ),

   101

    [

   102

        sourcedir=[$withval]

   103

    ],

   104

    [

   105

        version=[`uname -r`]

   106

        modulesdir=/lib/modules/${version}

   107

        if test \! -d ${modulesdir} || test \! -d ${modulesdir}/build; then

   108

           echo

   109

           AC_MSG_ERROR([Failed to find Linux sources. Use --with-linux-dir!])

   110

        fi

   111

        sourcedir=`cd ${modulesdir}/build && pwd -P`

   112

    ]

   113

)

   114

   115

AC_MSG_CHECKING([for Linux kernel sources])

   116

   117

if test \! -r ${sourcedir}/.config; then

   118

    echo

   119

    AC_MSG_ERROR([No configured Linux kernel sources in $sourcedir])

   120

fi

   121

   122

# Try to get kernel release string

   123

if test -r ${sourcedir}/include/config/kernel.release; then

   124

    kernelrelease=`cat $sourcedir/include/config/kernel.release`

   125

elif test -r ${sourcedir}/.kernelrelease; then

   126

    kernelrelease=`cat $sourcedir/.kernelrelease`

   127

elif test -r ${sourcedir}/include/linux/utsrelease.h; then

   128

    hdr=${sourcedir}/include/linux/utsrelease.h

   129

    kernelrelease=`grep UTS_RELEASE $hdr | cut -d " " -f 3- | tr -d \"`

   130

elif test -r ${sourcedir}/include/linux/version.h; then

   131

    hdr=${sourcedir}/include/linux/version.h

   132

    kernelrelease=`grep UTS_RELEASE $hdr | cut -d " " -f 3- | tr -d \"`

   133

fi

   134

   135

if test -z "$kernelrelease"; then

   136

    echo

   137

    AC_MSG_ERROR([Failed to extract Linux kernel version!])

   138

fi

   139

   140

if test ${kernelrelease%%.*} -gt 2; then

   141

    regex="^[[0-9]]+\.[[0-9]]+"

   142

else

   143

    regex="^[[0-9]]+\.[[0-9]]+\.[[0-9]]+"

   144

fi

   145

   146

# Extract numbers from kernel release

   147

linuxversion=`echo $kernelrelease | grep -oE "$regex"`

   148

   149

AC_SUBST(LINUX_SOURCE_DIR,[$sourcedir])

   150

AC_MSG_RESULT([$LINUX_SOURCE_DIR (Kernel $linuxversion)])

   151

   152

fi

   153

   154

#------------------------------------------------------------------------------

   155

# Linux module installation directory

   156

#------------------------------------------------------------------------------

   157

   158

AC_ARG_WITH([module-path],

   159

    AC_HELP_STRING(

   160

        [--with-module-path=<DIR>],

   161

        [Linux module installation path. Default: /lib/modules/kernel_version]

   162

    ),

   163

    [modpathdefs="INSTALL_MOD_PATH='$withval'"],

   164

    [modpathdefs=""]

   165

)

   166

   167

AC_MSG_CHECKING([for Linux modules installation directory])

   168

AC_MSG_RESULT([$with_mod_path])

   169

   170

#------------------------------------------------------------------------------

   171

# Linux module installation subdirectory

   172

#------------------------------------------------------------------------------

   173

   174

AC_ARG_WITH([module-dir],

   175

    AC_HELP_STRING(

   176

        [--with-module-dir=<DIR>],

   177

        [Linux module installation subdir. Default: ethercat]

   178

    ),

   179

    [modpathdefs="$modpathdefs INSTALL_MOD_DIR='$withval'"],

   180

    [modpathdefs=""]

   181

)

   182

   183

AC_MSG_CHECKING([for Linux modules installation subdirectory])

   184

AC_MSG_RESULT([$with_mod_dir])

   185

   186

AC_SUBST(INSTALL_MOD_PATH_DEFS,[$modpathdefs])

   187

   188

#------------------------------------------------------------------------------

   189

# Generic Ethernet driver

   190

#------------------------------------------------------------------------------

   191

   192

AC_ARG_ENABLE([generic],

   193

    AS_HELP_STRING([--enable-generic],

   194

                   [Enable generic Ethernet driver]),

   195

    [

   196

        case "${enableval}" in

   197

            yes) enablegeneric=1

   198

                ;;

   199

            no) enablegeneric=0

   200

                ;;

   201

            *) AC_MSG_ERROR([Invalid value for --enable-generic])

   202

                ;;

   203

        esac

   204

    ],

   205

    [enablegeneric=$enablekernel]

   206

)

   207

   208

AM_CONDITIONAL(ENABLE_GENERIC, test "x$enablegeneric" = "x1")

   209

AC_SUBST(ENABLE_GENERIC,[$enablegeneric])

   210

   211

#------------------------------------------------------------------------------

   212

# RTDM Ethernet driver

   213

#------------------------------------------------------------------------------

   214

   215

AC_ARG_ENABLE([rtdmnet],

   216

    AS_HELP_STRING([--enable-rtdmnet],

   217

                   [Enable RTDM Ethernet driver]),

   218

    [

   219

        case "${enableval}" in

   220

            yes) enablertdmnet=1

   221

                ;;

   222

            no) enablertdmnet=0

   223

                ;;

   224

            *) AC_MSG_ERROR([Invalid value for --enable-rtdmnet])

   225

                ;;

   226

        esac

   227

    ],

   228

    [enablertdmnet=$enablekernel]

   229

)

   230

   231

AM_CONDITIONAL(ENABLE_RTDMNET, test "x$enablertdmnet" = "x1")

   232

AC_SUBST(ENABLE_RTDMNET,[$enablertdmnet])

   233

   234

#------------------------------------------------------------------------------

   235

# 8139too driver

   236

#------------------------------------------------------------------------------

   237

   238

AC_ARG_ENABLE([8139too],

   239

    AS_HELP_STRING([--enable-8139too],

   240

                   [Enable 8139too driver]),

   241

    [

   242

        case "${enableval}" in

   243

            yes) enable8139too=1

   244

                ;;

   245

            no) enable8139too=0

   246

                ;;

   247

            *) AC_MSG_ERROR([Invalid value for --enable-8139too])

   248

                ;;

   249

        esac

   250

    ],

   251

    [enable8139too=$enablekernel]

   252

)

   253

   254

AM_CONDITIONAL(ENABLE_8139TOO, test "x$enable8139too" = "x1")

   255

AC_SUBST(ENABLE_8139TOO,[$enable8139too])

   256

   257

AC_ARG_WITH([8139too-kernel],

   258

    AC_HELP_STRING(

   259

        [--with-8139too-kernel=<X.Y.Z>],

   260

        [8139too kernel (only if differing)]

   261

    ),

   262

    [

   263

        kernel8139too=[$withval]

   264

    ],

   265

    [

   266

        kernel8139too=$linuxversion

   267

    ]

   268

)

   269

   270

if test "x${enable8139too}" = "x1"; then

   271

    AC_MSG_CHECKING([for kernel for 8139too driver])

   272

   273

    kernels=`ls -1 ${srcdir}/devices/ | grep -oE "^8139too-.*-" | cut -d "-" -f 2 | uniq`

   274

    found=0

   275

    for k in $kernels; do

   276

        if test "$kernel8139too" = "$k"; then

   277

            found=1

   278

        fi

   279

    done

   280

    if test $found -ne 1; then

   281

        AC_MSG_ERROR([kernel $kernel8139too not available for 8139too driver!])

   282

    fi

   283

   284

    AC_MSG_RESULT([$kernel8139too])

   285

fi

   286

   287

AC_SUBST(KERNEL_8139TOO,[$kernel8139too])

   288

   289

#------------------------------------------------------------------------------

   290

# e100 driver

   291

#------------------------------------------------------------------------------

   292

   293

AC_ARG_ENABLE([e100],

   294

    AS_HELP_STRING([--enable-e100],

   295

                   [Enable e100 driver]),

   296

    [

   297

        case "${enableval}" in

   298

            yes) enablee100=1

   299

                ;;

   300

            no) enablee100=0

   301

                ;;

   302

            *) AC_MSG_ERROR([Invalid value for --enable-e100])

   303

                ;;

   304

        esac

   305

    ],

   306

    [enablee100=0] # disabled by default

   307

)

   308

   309

AM_CONDITIONAL(ENABLE_E100, test "x$enablee100" = "x1")

   310

AC_SUBST(ENABLE_E100,[$enablee100])

   311

   312

AC_ARG_WITH([e100-kernel],

   313

    AC_HELP_STRING(

   314

        [--with-e100-kernel=<X.Y.Z>],

   315

        [e100 kernel (only if differing)]

   316

    ),

   317

    [

   318

        kernele100=[$withval]

   319

    ],

   320

    [

   321

        kernele100=$linuxversion

   322

    ]

   323

)

   324

   325

if test "x${enablee100}" = "x1"; then

   326

    AC_MSG_CHECKING([for kernel for e100 driver])

   327

   328

    kernels=`ls -1 ${srcdir}/devices/ | grep -oE "^e100-.*-" | cut -d "-" -f 2 | uniq`

   329

    found=0

   330

    for k in $kernels; do

   331

        if test "$kernele100" = "$k"; then

   332

            found=1

   333

        fi

   334

    done

   335

    if test $found -ne 1; then

   336

        AC_MSG_ERROR([kernel $kernele100 not available for e100 driver!])

   337

    fi

   338

   339

    AC_MSG_RESULT([$kernele100])

   340

fi

   341

   342

AC_SUBST(KERNEL_E100,[$kernele100])

   343

   344

#------------------------------------------------------------------------------

   345

# e1000 driver

   346

#------------------------------------------------------------------------------

   347

   348

AC_ARG_ENABLE([e1000],

   349

    AS_HELP_STRING([--enable-e1000],

   350

                   [Enable e1000 driver]),

   351

    [

   352

        case "${enableval}" in

   353

            yes) enablee1000=1

   354

                ;;

   355

            no) enablee1000=0

   356

                ;;

   357

            *) AC_MSG_ERROR([Invalid value for --enable-e1000])

   358

                ;;

   359

        esac

   360

    ],

   361

    [enablee1000=0] # disabled by default

   362

)

   363

   364

AM_CONDITIONAL(ENABLE_E1000, test "x$enablee1000" = "x1")

   365

AC_SUBST(ENABLE_E1000,[$enablee1000])

   366

   367

AC_ARG_WITH([e1000-kernel],

   368

    AC_HELP_STRING(

   369

        [--with-e1000-kernel=<X.Y.Z>],

   370

        [e1000 kernel (only if differing)]

   371

    ),

   372

    [

   373

        kernele1000=[$withval]

   374

    ],

   375

    [

   376

        kernele1000=$linuxversion

   377

    ]

   378

)

   379

   380

if test "x${enablee1000}" = "x1"; then

   381

    AC_MSG_CHECKING([for kernel for e1000 driver])

   382

   383

    kernels=`ls -1 ${srcdir}/devices/e1000/ | grep -oE "^e1000_main-.*" | cut -d "-" -f 2 | uniq`

   384

    found=0

   385

    for k in $kernels; do

   386

        if test "$kernele1000" = "$k"; then

   387

            found=1

   388

        fi

   389

    done

   390

    if test $found -ne 1; then

   391

        AC_MSG_ERROR([kernel $kernele1000 not available for e1000 driver!])

   392

    fi

   393

   394

    AC_MSG_RESULT([$kernele1000])

   395

fi

   396

   397

AC_SUBST(KERNEL_E1000,[$kernele1000])

   398

   399

#------------------------------------------------------------------------------

   400

# e1000e driver

   401

#------------------------------------------------------------------------------

   402

   403

AC_ARG_ENABLE([e1000e],

   404

    AS_HELP_STRING([--enable-e1000e],

   405

                   [Enable e1000e driver]),

   406

    [

   407

        case "${enableval}" in

   408

            yes) enablee1000e=1

   409

                ;;

   410

            no) enablee1000e=0

   411

                ;;

   412

            *) AC_MSG_ERROR([Invalid value for --enable-e1000e])

   413

                ;;

   414

        esac

   415

    ],

   416

    [enablee1000e=0] # disabled by default

   417

)

   418

   419

AM_CONDITIONAL(ENABLE_E1000E, test "x$enablee1000e" = "x1")

   420

AC_SUBST(ENABLE_E1000E,[$enablee1000e])

   421

   422

AC_ARG_WITH([e1000e-kernel],

   423

    AC_HELP_STRING(

   424

        [--with-e1000e-kernel=<X.Y.Z>],

   425

        [e1000e kernel (only if differing)]

   426

    ),

   427

    [

   428

        kernele1000e=[$withval]

   429

    ],

   430

    [

   431

        kernele1000e=$linuxversion

   432

    ]

   433

)

   434

   435

e1000elayout=0

   436

   437

if test "x${enablee1000e}" = "x1"; then

   438

    AC_MSG_CHECKING([for kernel for e1000e driver])

   439

   440

    kernels=`ls -1 ${srcdir}/devices/e1000e/ | grep -oE "^netdev-.*" | cut -d "-" -f 2 | uniq`

   441

    found=0

   442

    for k in $kernels; do

   443

        if test "$kernele1000e" = "$k"; then

   444

            found=1

   445

        fi

   446

    done

   447

    if test $found -ne 1; then

   448

        AC_MSG_ERROR([kernel $kernele1000e not available for e1000e driver!])

   449

    fi

   450

   451

    AC_MSG_RESULT([$kernele1000e])

   452

   453

    # check for e1000e file layout (changed in kernel 3.4 and 3.10)

   454

    AC_MSG_CHECKING([for e1000e source layout])

   455

   456

    file34="${srcdir}/devices/e1000e/80003es2lan-$kernele1000e-ethercat.c"

   457

    file310="${srcdir}/devices/e1000e/ptp-$kernele1000e-ethercat.c"

   458

   459

    if test -r "$file310"; then

   460

        AC_MSG_RESULT([>= 3.10])

   461

        e1000elayout=2

   462

    elif test -r "$file34"; then

   463

        AC_MSG_RESULT([>= 3.4])

   464

        e1000elayout=1

   465

    else

   466

        AC_MSG_RESULT([before 3.4])

   467

    fi

   468

   469

fi

   470

   471

AC_SUBST(KERNEL_E1000E,[$kernele1000e])

   472

AC_SUBST(E1000E_LAYOUT, [$e1000elayout])

   473

   474

#------------------------------------------------------------------------------

   475

# igb driver

   476

#------------------------------------------------------------------------------

   477

   478

AC_ARG_ENABLE([igb],

   479

    AS_HELP_STRING([--enable-igb],

   480

                   [Enable igb driver]),

   481

    [

   482

        case "${enableval}" in

   483

            yes) enableigb=1

   484

                ;;

   485

            no) enableigb=0

   486

                ;;

   487

            *) AC_MSG_ERROR([Invalid value for --enable-igb])

   488

                ;;

   489

        esac

   490

    ],

   491

    [enableigb=0] # disabled by default