File:  [gforth] / gforth / arch / ia64 / flush_icache_block.c
Revision 1.3: download - view: text, annotated - select for diffs
Mon Dec 31 19:02:24 2007 UTC (13 years, 9 months ago) by anton
Branches: MAIN
CVS tags: v0-7-0, HEAD
updated copyright year after changing license notice

/* cache flushing for IA64

  Copyright (C) 1998,2001,2003,2007 Free Software Foundation, Inc.

  This file is part of Gforth.

  Gforth 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 3
  of the License, or (at your option) any later version.

  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.

  You should have received a copy of the GNU General Public License
  along with this program; if not, see http://www.gnu.org/licenses/.
*/

#include <stddef.h>
#include <sys/types.h>

void flush_icache_block(caddr_t addr, size_t size)
{
  size_t cache_block_size=32;
  caddr_t p=(caddr_t)(((long)addr)&-cache_block_size);

  for (; p < (addr+size); p+=cache_block_size)
    asm("fc %0"::"r"(p));
  asm("sync.i");
  asm("srlz.i");
}

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