GRUB2/MOD_SRC/grub-2.04/include/grub/cache.h

   1 /* cache.h - Flush the processor's cache.  */
   2 /*
   3  *  GRUB  --  GRand Unified Bootloader
   4  *  Copyright (C) 2004,2007  Free Software Foundation, Inc.
   5  *
   6  *  GRUB is free software: you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation, either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  GRUB 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
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #ifndef GRUB_CACHE_H
  21 #define GRUB_CACHE_H    1
  22
  23 #include <grub/symbol.h>
  24 #include <grub/types.h>
  25
  26 #if defined (__i386__) || defined (__x86_64__)
  27 static inline void
  28 grub_arch_sync_caches (void *address __attribute__ ((unused)),
  29                        grub_size_t len __attribute__ ((unused)))
  30 {
  31 }
  32 #else
  33 void EXPORT_FUNC(grub_arch_sync_caches) (void *address, grub_size_t len);
  34 #endif
  35
  36 #ifndef GRUB_MACHINE_EMU
  37 #if defined (__aarch64__) || defined (__ia64__) || defined (__powerpc__) || \
  38     defined (__sparc__)
  39
  40 #elif defined (__i386__) || defined (__x86_64__)
  41 static inline void
  42 grub_arch_sync_dma_caches (volatile void *address __attribute__ ((unused)),
  43                            grub_size_t len __attribute__ ((unused)))
  44 {
  45 }
  46 #elif defined(__mips__) && (_MIPS_SIM != _ABI64)
  47 void EXPORT_FUNC(grub_arch_sync_dma_caches) (volatile void *address, grub_size_t len);
  48 #endif
  49 #endif
  50
  51 #ifdef __arm__
  52 void
  53 grub_arm_cache_enable (void);
  54 #endif
  55
  56 #endif /* ! GRUB_CACHE_HEADER */