binutils-gdb/gdb/dcache.h

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/* Declarations for caching. Typically used by remote back ends for
caching remote memory.
Copyright 1992, 1993 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
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This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef DCACHE_H
#define DCACHE_H
typedef int (*memxferfunc) (CORE_ADDR memaddr, char *myaddr, int len);
typedef struct dcache_struct DCACHE;
/* Using the data cache DCACHE return the contents of the word at
address ADDR in the remote machine. */
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int dcache_fetch (DCACHE * dcache, CORE_ADDR addr);
/* Flush DCACHE. */
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void dcache_flush (DCACHE * dcache);
/* Initialize DCACHE. */
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DCACHE *dcache_init (memxferfunc reading, memxferfunc writing);
/* Write the word at ADDR both in the data cache and in the remote machine. */
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int dcache_poke (DCACHE * dcache, CORE_ADDR addr, int data);
/* Simple to call from <remote>_xfer_memory */
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int dcache_xfer_memory (DCACHE * cache, CORE_ADDR mem, char *my, int len,
int should_write);
/* Write the bytes at ADDR into the data cache and the remote machine. */
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int dcache_poke_block (DCACHE * cache, CORE_ADDR mem, char *my, int len);
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/* Turn dcache state on or off */
void set_dcache_state (int);
#endif /* DCACHE_H */