gdb/dcache.h

   1 /* Declarations for caching.  Typically used by remote back ends for
   2    caching remote memory.
   3
   4    Copyright 1992, 1993 Free Software Foundation, Inc.
   5
   6 This file is part of GDB.
   7
   8 This program is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2 of the License, or
  11 (at your option) any later version.
  12
  13 This program is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with this program; if not, write to the Free Software
  20 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  21
  22 #ifndef DCACHE_H
  23 #define DCACHE_H
  24
  25 typedef int (*memxferfunc) PARAMS((CORE_ADDR memaddr,
  26                              char *myaddr,
  27                              int len));
  28
  29 typedef struct dcache_struct DCACHE;
  30
  31 /* Using the data cache DCACHE return the contents of the word at
  32    address ADDR in the remote machine.  */
  33 int dcache_fetch PARAMS((DCACHE *dcache, CORE_ADDR addr));
  34
  35 /* Flush DCACHE. */
  36 void dcache_flush PARAMS((DCACHE *dcache));
  37
  38 /* Initialize DCACHE. */
  39 DCACHE *dcache_init PARAMS((memxferfunc reading, memxferfunc writing));
  40
  41 /* Write the word at ADDR both in the data cache and in the remote machine.  */
  42 int dcache_poke PARAMS((DCACHE *dcache, CORE_ADDR addr, int data));
  43
  44 /* Simple to call from <remote>_xfer_memory */
  45
  46 int dcache_xfer_memory PARAMS((DCACHE *cache, CORE_ADDR mem, char *my, int len, int should_write));
  47
  48 /* Write the bytes at ADDR into the data cache and the remote machine. */
  49 int dcache_poke_block PARAMS((DCACHE *cache, CORE_ADDR mem, char* my, int len));
  50 #endif /* DCACHE_H */