1  /* cacheflush system call for Nios II Linux.
       2     Copyright (C) 2015-2023 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, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <sysdep.h>
      20  #include <stddef.h>
      21  #include <unistd.h>
      22  
      23  /* Flush cache(s).  */
      24  int
      25  _flush_cache (char *addr, const int nbytes, const int op)
      26  {
      27    return INLINE_SYSCALL (cacheflush, 3, addr, nbytes, op);
      28  }
      29  weak_alias (_flush_cache, cacheflush)