sysdeps/unix/sysv/linux/s390/dl-procinfo.h

   1 /* Linux/s390 version of processor capability information handling macros.
   2    Copyright (C) 2006-2014 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>, 2006.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #include <sysdeps/s390/dl-procinfo.h>
  21 #include <ldsodefs.h>
  22
  23
  24 #undef _dl_procinfo
  25 static inline int
  26 __attribute__ ((unused))
  27 _dl_procinfo (unsigned int type, unsigned long int word)
  28 {
  29   /* This table should match the information from arch/s390/kernel/setup.c
  30      in the kernel sources.  */
  31   int i;
  32
  33   /* Fallback to unknown output mechanism.  */
  34   if (type == AT_HWCAP2)
  35     return -1;
  36
  37   _dl_printf ("AT_HWCAP:   ");
  38
  39   for (i = 0; i < _DL_HWCAP_COUNT; ++i)
  40     if (word & (1UL << i))
  41       _dl_printf (" %s", GLRO(dl_s390_cap_flags)[i]);
  42
  43   _dl_printf ("\n");
  44
  45   return 0;
  46 }