Annotation of gforth/cache.c, revision 1.3
1.3 ! anton 1: /* cache flushing for the HP-PA architecture
! 2:
! 3: Copyright (C) 1995 Free Software Foundation, Inc.
! 4:
! 5: This file is part of Gforth.
! 6:
! 7: Gforth is free software; you can redistribute it and/or
! 8: modify it under the terms of the GNU General Public License
! 9: as published by the Free Software Foundation; either version 2
! 10: of the License, or (at your option) any later version.
! 11:
! 12: This program is distributed in the hope that it will be useful,
! 13: but WITHOUT ANY WARRANTY; without even the implied warranty of
! 14: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
! 15: GNU General Public License for more details.
! 16:
! 17: You should have received a copy of the GNU General Public License
! 18: along with this program; if not, write to the Free Software
! 19: Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
! 20: */
! 21:
1.2 pazsan 22: void cacheflush(void * address, int size, int linewidth)
1.1 pazsan 23: {
1.2 pazsan 24: int i;
1.1 pazsan 25:
1.2 pazsan 26: address=(void *)((int)address & (-linewidth));
1.1 pazsan 27:
1.2 pazsan 28: for(i=1-linewidth; i<size; i+=linewidth)
29: asm volatile("fdc (%0)\n\t"
30: "sync\n\t"
31: "fic,m %1(%0)\n\t"
32: "sync" : : "r" (address), "r" (linewidth) : "memory" );
1.1 pazsan 33: }
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