sysdeps/unix/sysv/linux/alpha/dl-sysdep.c

   1 /* Operating system support for run-time dynamic linker.  Linux/PPC version.
   2    Copyright (C) 1997, 1998, 2001, 2003 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20
  21 #include "config.h"
  22 #include "kernel-features.h"
  23 #include <ldsodefs.h>
  24
  25 extern long __libc_alpha_cache_shape[4];
  26 weak_extern (__libc_alpha_cache_shape);
  27
  28
  29 /* Scan the Aux Vector for the cache shape entries.  */
  30 #define DL_PLATFORM_AUXV                                \
  31       case AT_L1I_CACHESHAPE:                           \
  32         {                                               \
  33           long *cls = __libc_alpha_cache_shape;         \
  34           if (cls != NULL)                              \
  35             cls[0] = av->a_un.a_val;                    \
  36           break;                                        \
  37         }                                               \
  38       case AT_L1D_CACHESHAPE:                           \
  39         {                                               \
  40           long *cls = __libc_alpha_cache_shape;         \
  41           if (cls != NULL)                              \
  42             cls[1] = av->a_un.a_val;                    \
  43           break;                                        \
  44         }                                               \
  45       case AT_L2_CACHESHAPE:                            \
  46         {                                               \
  47           long *cls = __libc_alpha_cache_shape;         \
  48           if (cls != NULL)                              \
  49             cls[2] = av->a_un.a_val;                    \
  50           break;                                        \
  51         }                                               \
  52       case AT_L3_CACHESHAPE:                            \
  53         {                                               \
  54           long *cls = __libc_alpha_cache_shape;         \
  55           if (cls != NULL)                              \
  56             cls[3] = av->a_un.a_val;                    \
  57           break;                                        \
  58         }
  59
  60 #include <sysdeps/unix/sysv/linux/dl-sysdep.c>