catalyst-switch/make.sh

   1 #!/bin/bash
   2
   3 # Copyright 1999-2005 ATI Technologies Inc., Markham, Ontario, CANADA.
   4 # All Rights Reserved.
   5 #
   6 # Your use and or redistribution of this software in source and \ or
   7 # binary form, with or without modification, is subject to: (i) your
   8 # ongoing acceptance of and compliance with the terms and conditions of
   9 # the ATI Technologies Inc. software End User License Agreement; and (ii)
  10 # your inclusion of this notice in any version of this software that you
  11 # use or redistribute.  A copy of the ATI Technologies Inc. software End
  12 # User License Agreement is included with this software and is also
  13 # available by contacting ATI Technologies Inc. at http://www.ati.com
  14
  15 # ==============================================================
  16 # External environment variables
  17 #
  18 # FGLRX_DEBUG
  19 # Set this variable to backup kernel module before stripping
  20 # The nonstripped version will be names like fglrx_dbg.ko
  21
  22 # ==============================================================
  23 # local variables and files
  24
  25 current_wd=`pwd`
  26 logfile=$current_wd/make.sh.log # DKMS uses name 'make.log', so that we need another name
  27 rootcheck=0
  28 MODULE=fglrx
  29 LIBIP_PREFIX=.
  30
  31 # ==============================================================
  32 # sets the GCC to use to the one required by the module (if available)
  33
  34 set_GCC_version () {
  35   #identify GCC default version major number
  36   GCC_MAJOR="`gcc --version | grep -o -e ") ." | head -1 | cut -d " " -f 2`"
  37
  38   #identify the GCC major version that compiled the kernel
  39   KERNEL_GCC_MAJOR="`cat /proc/version | grep -o -e "gcc version ."  | cut -d " " -f 3`"
  40
  41   #see if they don't match
  42   if [ ${GCC_MAJOR} != ${KERNEL_GCC_MAJOR} ]; then
  43        #use kernel GCC version hopefully
  44        KERNEL_GCC="`cat /proc/version | grep -o -e "gcc version [0-9]\.[0-9]" | cut -d " " -f 3`"
  45        CC="gcc-${KERNEL_GCC}"
  46
  47        # check if gcc version requested exists
  48        GCC_AVAILABLE="`${CC} --version | grep -e ")" | head -1 | cut -d " " -f 4 | cut -c-3`"
  49
  50        if [ ${GCC_AVAILABLE} != ${KERNEL_GCC} ]; then
  51            echo "The GCC version that is required to compile this module is version ${KERNEL_GCC}."
  52            echo "Please install this GCC or recompile your kernel with ${GCC_AVAILABLE}"
  53            exit 1
  54        fi
  55   fi
  56 }
  57
  58 if [ -z "${CC}" ]; then
  59         CC=gcc
  60         set_GCC_version
  61 fi
  62
  63 # ==============================================================
  64 # system/kernel identification
  65
  66 uname_r=`uname -r`
  67 uname_v=`uname -v`
  68 uname_s=`uname -s`
  69 uname_m=`uname -m`
  70 uname_a=`uname -a`
  71
  72 # ==============================================================
  73 # parse options
  74
  75 while [ $# -gt 0 ]; do
  76     case $1 in
  77         --rootcheck)
  78             rootcheck=1
  79             shift
  80             ;;
  81         --nohints)
  82             OPTIONS_HINTS=0
  83             shift
  84             ;;
  85         --uname_r*)
  86             if echo $1 | grep '=' >/dev/null ; then
  87                 uname_r=`echo $1 | sed 's/^.*=//'`
  88             else
  89                 uname_r="$2"
  90                 shift
  91             fi
  92             shift
  93             ;;
  94         --uname_v*)
  95             if echo $1 | grep '=' >/dev/null ; then
  96                 uname_v=`echo $1 | sed 's/^.*=//'`
  97             else
  98                 uname_v="$2"
  99                 shift
 100             fi
 101             shift
 102             ;;
 103         --uname_s*)
 104             if echo $1 | grep '=' >/dev/null ; then
 105                 uname_s=`echo $1 | sed 's/^.*=//'`
 106             else
 107                 uname_s="$2"
 108                 shift
 109             fi
 110             shift
 111             ;;
 112         --uname_m*)
 113             if echo $1 | grep '=' >/dev/null ; then
 114                 uname_m=`echo $1 | sed 's/^.*=//'`
 115             else
 116                 uname_m="$2"
 117                 shift
 118             fi
 119             shift
 120             ;;
 121         --uname_a*)
 122             if echo $1 | grep '=' >/dev/null ; then
 123                 uname_a=`echo $1 | sed 's/^.*=//'`
 124             else
 125                 uname_a="$2"
 126                 shift
 127             fi
 128             shift
 129             ;;
 130     esac
 131 done
 132
 133 # ==============================================================
 134 # check if we are running as root with typical login shell paths
 135
 136 if [ $rootcheck -ne 0 -a `id -u` -ne 0 ]; then
 137   echo "You must be logged in as root to run this script."
 138   exit 1
 139 fi
 140
 141 which depmod >/dev/null 2>&1
 142
 143 if [ $? -ne 0 ]; then
 144   PATH=/usr/local/sbin:/usr/sbin:/sbin:${PATH}
 145   which depmod >/dev/null 2>&1
 146
 147   if [ $? -ne 0 ]; then
 148     echo "You arent running in a 'login shell'."
 149     echo "Please login directly from a console"
 150     echo "or use 'su -l' to get the same result."
 151     exit 1
 152   fi
 153 fi
 154
 155 # ==============================================================
 156 # assing default location of linux kernel headers
 157
 158 linuxbuild=/usr/src/linux
 159 linuxsources=$linuxbuild
 160
 161 # in /lib/modules/<kernel-version> there is a symlink for latest kernel
 162 # which calls "build" and points to the directory where modules were built.
 163 # On some distros some configuration-independent kernel headers can't be
 164 # found in "build" but in a different directory pointed to by a symlink
 165 # called "source".
 166 if [ -d /lib/modules/${uname_r}/build/include ]; then
 167     # just comment this line out if you already set an alternative location
 168     linuxbuild=/lib/modules/${uname_r}/build
 169     linuxsources=/lib/modules/${uname_r}/source
 170 fi
 171
 172 linuxincludes=$linuxbuild/include
 173
 174 # ==============================================================
 175 # print some statistics, helpful for analyzing any build failures
 176
 177 echo AMD kernel module generator version 2.1 | tee $logfile
 178 echo . >> $logfile
 179
 180 echo Active kernel: >> $logfile
 181 echo uname -a = `uname -a` >> $logfile
 182 echo uname -s = `uname -s` >> $logfile
 183 echo uname -m = `uname -m` >> $logfile
 184 echo uname -r = `uname -r` >> $logfile
 185 echo uname -v = `uname -v` >> $logfile
 186 echo . >> $logfile
 187
 188 echo Target kernel: >> $logfile
 189 echo uname -a = ${uname_a} >> $logfile
 190 echo uname -s = ${uname_s} >> $logfile
 191 echo uname -m = ${uname_m} >> $logfile
 192 echo uname -r = ${uname_r} >> $logfile
 193 echo uname -v = ${uname_v} >> $logfile
 194 echo . >> $logfile
 195
 196 # ==============================================================
 197 cd $current_wd
 198
 199 # ==============================================================
 200 # locate and verify contents of kernel include file path
 201
 202 # verify match with respective line in linux/version.h
 203 # sample: #define UTS_RELEASE "2.4.0-test7"
 204
 205 src_file=$linuxincludes/linux/version.h
 206
 207 if [ ! -e $src_file ]; then
 208   echo "kernel includes at $linuxincludes not found or incomplete" | tee -a $logfile
 209   echo "file: $src_file"                                           | tee -a $logfile
 210   exit 1
 211 fi
 212
 213 OsRelease=${uname_r}
 214
 215 # Before 2.6.18 UTS-defines are in linux/version.h.
 216 # For 2.6.18 to 2.6.32, UTS-defines are in linux/utsrelease.h.
 217 # For 2.6.33 and later UTS-defines are in generated/utsrelease.h.
 218 # Some old distributions used to define UTS-defines in external
 219 # version-*.h files, e.g. linux-2.2.14-5.0-RedHat. Is this kludge still needed?
 220 for src_file in \
 221     "$linuxincludes/linux/version.h" \
 222     "$linuxincludes/linux/utsrelease.h" \
 223     "$linuxincludes/generated/utsrelease.h" \
 224     "$linuxincludes/linux/version-*.h";
 225 do
 226     UTS_REL_COUNT=`cat $src_file 2>/dev/null | grep UTS_RELEASE -c`
 227     if [ $UTS_REL_COUNT -gt 1 ]; then
 228         kernel_release=`cat $src_file | grep UTS_RELEASE | grep \"$OsRelease\" | cut -d'"' -f2`
 229         break
 230     elif [ $UTS_REL_COUNT -gt 0 ]; then
 231         kernel_release=`cat $src_file | grep UTS_RELEASE | cut -d'"' -f2`
 232         break
 233     fi
 234 done
 235
 236 # compare release string of running kernel with kernel name from headers
 237
 238 hit=0
 239
 240 if [ "$OsRelease" = "$kernel_release" ]; then
 241   hit=1
 242 else
 243   # Red Hat 7.0 source and some newer 2.4.x might not have smp suffix in UTS_RELEASE text
 244   if [ `echo $OsRelease | grep smp -c` -ne 0 ]; then
 245     if [ "$OsRelease" = "${kernel_release}smp" ]; then
 246       hit=1
 247     fi
 248   fi
 249 fi
 250
 251 if [ $hit -eq 0 ]; then
 252   echo "Error:"                                                         | tee -a $logfile
 253   echo "kernel includes at $linuxincludes do not match current kernel." | tee -a $logfile
 254   echo "they are versioned as \"$kernel_release\""                      | tee -a $logfile
 255   echo "instead of \"$OsRelease\"."                                     | tee -a $logfile
 256   echo "you might need to adjust your symlinks:"                        | tee -a $logfile
 257   echo "- /usr/include"                                                 | tee -a $logfile
 258   echo "- /usr/src/linux"                                               | tee -a $logfile
 259   exit 1
 260 fi
 261
 262 kernel_release_major=${kernel_release%%.*}
 263 kernel_release_rest=${kernel_release#*.}
 264 kernel_release_minor=${kernel_release_rest%%.*}
 265
 266 if [ "$kernel_release_major" -lt 2 -o \
 267     \( "$kernel_release_major" -eq 2 -a "$kernel_release_minor" -lt 6 \) ]; then
 268     echo "Error:"
 269     echo "Your kernel version $kernel_release is not supported by this driver release."
 270     echo "Only 2.6.0 and newer kernels are supported."
 271     exit 1
 272 fi
 273
 274 # ==============================================================
 275 # resolve if we are running a SMP enabled kernel
 276
 277 SMP=0
 278
 279 # 1
 280 # grep in OsVersion string for SMP specific keywords
 281 OsVersion=${uname_v}
 282
 283 if [ `echo $OsVersion | grep [sS][mM][pP] -c` -ne 0 ]; then
 284   SMP=1
 285   echo "OsVersion says: SMP=$SMP"                                  >> $logfile
 286 fi
 287
 288 # 2
 289 # grep in /proc/ksyms for SMP specific kernel symbols
 290 # use triggerlevel of 10 occurences
 291 # (UP kernels might have 0-1, SMP kernels might have 32-45 or much more)
 292
 293 src_file=/proc/ksyms
 294
 295 if [ -e $src_file ]; then
 296   if [ `fgrep smp $src_file -c` -gt 10 ]; then
 297     SMP=1
 298     echo "file $src_file says: SMP=$SMP"                             >> $logfile
 299   fi
 300 fi
 301
 302 src_file=/proc/kallsyms
 303
 304 if [ -e $src_file ]; then
 305   if [ `fgrep smp $src_file -c` -gt 10 ]; then
 306     SMP=1
 307     echo "file $src_file says: SMP=$SMP"                             >> $logfile
 308   fi
 309 fi
 310
 311 # 3
 312 # linux/autoconf.h may contain this: #define CONFIG_SMP 1
 313
 314 # Before 2.6.33 autoconf.h is under linux/.
 315 # For 2.6.33 and later autoconf.h is under generated/.
 316 if [ -f $linuxincludes/generated/autoconf.h ]; then
 317     autoconf_h=$linuxincludes/generated/autoconf.h
 318 else
 319     autoconf_h=$linuxincludes/linux/autoconf.h
 320 fi
 321 src_file=$autoconf_h
 322
 323 if [ ! -e $src_file ]; then
 324   echo "Warning:"                                                  >> $logfile
 325   echo "kernel includes at $linuxincludes not found or incomplete" >> $logfile
 326   echo "file: $src_file"                                           >> $logfile
 327   echo ""                                                          >> $logfile
 328 else
 329   if [ `cat $src_file | grep "#undef" | grep "CONFIG_SMP" -c` = 0 ]; then
 330     SMP=`cat $src_file | grep CONFIG_SMP | cut -d' ' -f3`
 331     echo "file $src_file says: SMP=$SMP"                           >> $logfile
 332   fi
 333 fi
 334
 335 if [ "$SMP" = 0 ]; then
 336   echo "assuming default: SMP=$SMP"                                >> $logfile
 337 fi
 338
 339 # act on final result
 340 if [ ! "$SMP" = 0 ]; then
 341   smp="-SMP"
 342   def_smp=-D__SMP__
 343 fi
 344
 345 # ==============================================================
 346 # resolve whether we need to set PAGE_ATTR_FIX
 347
 348 PAGE_ATTR_FIX=0
 349
 350 src_file=/proc/ksyms
 351
 352 if [ -e $src_file ]; then
 353   if [ `fgrep " change_page_attr\$" $src_file -c` -gt 0 ]; then
 354     PAGE_ATTR_FIX=1
 355     echo "file $src_file says: PAGE_ATTR_FIX=$PAGE_ATTR_FIX"         >> $logfile
 356   fi
 357 fi
 358
 359 src_file=/proc/kallsyms
 360
 361 if [ -e $src_file ]; then
 362   if [ `fgrep " change_page_attr\$" $src_file -c` -gt 0 ]; then
 363     PAGE_ATTR_FIX=1
 364     echo "file $src_file says: PAGE_ATTR_FIX=$PAGE_ATTR_FIX"         >> $logfile
 365   fi
 366 fi
 367
 368 # ==============================================================
 369 # resolve if we are running a MODVERSIONS enabled kernel
 370
 371 MODVERSIONS=0
 372
 373 # autoconf.h may contain this: #define CONFIG_MODVERSIONS 1
 374 src_file=$autoconf_h
 375 if [ ! -e $src_file ];
 376 then
 377   echo "Warning:"                                                  >> $logfile
 378   echo "kernel includes at $linuxincludes not found or incomplete" >> $logfile
 379   echo "file: $src_file"                                           >> $logfile
 380   echo ""                                                          >> $logfile
 381 else
 382   if [ `cat $src_file | grep "#undef" | grep "CONFIG_MODVERSIONS" -c` = 0 ]
 383   then
 384     MODVERSIONS=`cat $src_file | grep CONFIG_MODVERSIONS | cut -d' ' -f3`
 385     echo "file $src_file says: MODVERSIONS=$MODVERSIONS"           >> $logfile
 386   fi
 387 fi
 388
 389 if [ $MODVERSIONS = 0 ]
 390 then
 391   echo "assuming default: MODVERSIONS=$MODVERSIONS"                >> $logfile
 392 fi
 393
 394 # act on final result
 395 if [ ! $MODVERSIONS = 0 ]
 396 then
 397   def_modversions="-DMODVERSIONS"
 398 fi
 399
 400 # ==============================================================
 401 # resolve if we are building for a kernel with a fix for CVE-2010-3081
 402 # On kernels with the fix, use arch_compat_alloc_user_space instead
 403 # of compat_alloc_user_space since the latter is GPL-only
 404
 405 COMPAT_ALLOC_USER_SPACE=compat_alloc_user_space
 406
 407 for src_file in \
 408     $linuxbuild/arch/x86/include/asm/compat.h \
 409     $linuxsources/arch/x86/include/asm/compat.h \
 410     $linuxbuild/include/asm-x86_64/compat.h \
 411     $linuxsources/include/asm-x86_64/compat.h;
 412 do
 413   if [ -e $src_file ];
 414   then
 415     break
 416   fi
 417 done
 418 if [ ! -e $src_file ];
 419 then
 420   echo "Warning: x86 compat.h not found in kernel headers"         >> $logfile
 421   echo "neither arch/x86/include/asm/compat.h nor include/asm-x86_64/compat.h" >> $logfile
 422   echo "could be found in $linuxbuild or $linuxsources"            >> $logfile
 423   echo ""                                                          >> $logfile
 424 else
 425   if [ `cat $src_file | grep -c arch_compat_alloc_user_space` -gt 0 ]
 426   then
 427     COMPAT_ALLOC_USER_SPACE=arch_compat_alloc_user_space
 428   fi
 429   echo "file $src_file says: COMPAT_ALLOC_USER_SPACE=$COMPAT_ALLOC_USER_SPACE" >> $logfile
 430 fi
 431
 432
 433 # ==============================================================
 434 # break down OsRelease string into its components
 435
 436 major=`echo $OsRelease | sed -n -e s/"^\([[:digit:]]*\)\.\([[:digit:]]*\)\.\([[:digit:]]*\)\(.*\)"/"\\1"/p`
 437 minor=`echo $OsRelease | sed -n -e s/"^\([[:digit:]]*\)\.\([[:digit:]]*\)\.\([[:digit:]]*\)\(.*\)"/"\\2"/p`
 438 patch=`echo $OsRelease | sed -n -e s/"^\([[:digit:]]*\)\.\([[:digit:]]*\)\.\([[:digit:]]*\)\(.*\)"/"\\3"/p`
 439 extra=`echo $OsRelease | sed -n -e s/"^\([[:digit:]]*\)\.\([[:digit:]]*\)\.\([[:digit:]]*\)\(.*\)"/"\\4"/p`
 440
 441 if [ "$1" = "verbose" ]
 442 then
 443   echo OsRelease=$OsRelease  | tee -a $logfile
 444   echo major=$major          | tee -a $logfile
 445   echo minor=$minor          | tee -a $logfile
 446   echo patch=$patch          | tee -a $logfile
 447   echo extra=$extra          | tee -a $logfile
 448   echo SMP=$SMP              | tee -a $logfile
 449   echo smp=$smp              | tee -a $logfile
 450 fi
 451
 452 echo . >>$logfile
 453
 454 # ==============================================================
 455 # make kernel module and check results
 456
 457 kmod_extension=.ko
 458
 459 echo "doing Makefile based build for kernel 2.6.x and higher" | tee -a $logfile
 460
 461 cd 2.6.x
 462
 463 make clean
 464
 465 echo 'This is a dummy file created to suppress this warning: could not find /lib/modules/fglrx/build_mod/2.6.x/.libfglrx_ip.a.cmd for /lib/modules/fglrx/build_mod/2.6.x/libfglrx_ip.a' > .lib${MODULE}_ip.a.cmd
 466
 467 CFLAGS_MODULE="-DMODULE -DATI -DFGL -DPAGE_ATTR_FIX=$PAGE_ATTR_FIX -DCOMPAT_ALLOC_USER_SPACE=$COMPAT_ALLOC_USER_SPACE $def_smp $def_modversions"
 468 make CC=${CC} \
 469     LIBIP_PREFIX=$(echo "$LIBIP_PREFIX" | sed -e 's|^\([^/]\)|../\1|') \
 470     MODFLAGS="$CFLAGS_MODULE" \
 471     CFLAGS_MODULE="$CFLAGS_MODULE" \
 472     KVER=${uname_r} \
 473     PAGE_ATTR_FIX=$PAGE_ATTR_FIX \
 474     > tlog 2>&1
 475
 476 res=$?
 477
 478 tee -a $logfile < tlog
 479 rm -f tlog
 480
 481 cd ..
 482
 483 if [ $res -eq 0 ]; then
 484     echo "build succeeded with return value $res" | tee -a $logfile
 485 else
 486     echo "build failed with return value $res" | tee -a $logfile
 487     exit 1
 488 fi
 489
 490 if [ -e ${MODULE}${kmod_extension} ]; then
 491     rm -f ${MODULE}${kmod_extension}
 492 fi
 493
 494 ln -s 2.6.x/${MODULE}${kmod_extension}
 495
 496 echo .  >> $logfile
 497
 498 # ==============================================================
 499 # install generated file at required location
 500
 501 TERMINAL_HINT=0
 502
 503 if [ `pwd | grep "/lib/modules/${MODULE}/build_mod\$" -c` -gt 0 ]; then
 504   echo duplicating results into driver repository...   | tee -a $logfile
 505
 506   target_dir=`pwd`/..
 507   target_dir=`cd $target_dir;pwd`
 508
 509   echo "target location: $target_dir" >> $logfile
 510
 511   which strip > /dev/null 2>&1
 512
 513   if test $? = 0; then
 514      if [ ! -z "${FGLRX_DEBUG}" ]; then
 515         cp -f ${MODULE}${kmod_extension} ${MODULE}_dbg${kmod_extension}
 516      fi
 517
 518      strip -g ${MODULE}${kmod_extension} > /dev/null 2>&1
 519
 520      if test $? = 0; then
 521         echo "the debug info stripped from the kernel module" >> $logfile
 522      else
 523         echo "could not strip the debug info of kernel module" >> $logfile
 524      fi
 525   else
 526      echo "could not find the strip utility on your system" >> $logfile
 527   fi
 528
 529   echo "copying ${MODULE}${kmod_extension}" >> $logfile
 530
 531   cp -f ${MODULE}${kmod_extension} $target_dir/${MODULE}.$OsRelease${kmod_extension} | tee -a $logfile
 532
 533   echo "copying logfile of build" >> $logfile
 534   echo "*** end of build log ***" >> $logfile
 535
 536   cp -f $logfile $target_dir/make.$OsRelease.log
 537
 538   # terminal hint message
 539   TERMINAL_HINT=1
 540 else
 541   # the build was done from an external location - installation not intended
 542   echo "duplication skipped - generator was not called from regular lib tree" | tee -a $logfile
 543 fi
 544
 545 # ==============================================================
 546 # finale
 547
 548 echo done.
 549
 550 if [ $TERMINAL_HINT -eq 1 ]; then
 551   echo "You must change your working directory to $target_dir"
 552   echo "and then call ./make_install.sh in order to install the built module."
 553 fi
 554
 555 #EOF