iflush.s revision 60c45ed01d4f99571d468c42f609d11a099fab1e
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc.
* All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/asm_linkage.h>
#define NOP_4 nop;nop;nop;nop
#define NOP_16 NOP_4;NOP_4;NOP_4;NOP_4
#define NOP_64 NOP_16;NOP_16;NOP_16;NOP_16
#define NOP_256 NOP_64;NOP_64;NOP_64;NOP_64
#define NOP_1K NOP_256;NOP_256;NOP_256;NOP_256
#define NOP_4K NOP_1K;NOP_1K;NOP_1K;NOP_1K
#define NOP_16K NOP_4K;NOP_4K;NOP_4K;NOP_4K
! flushes the icache using a series of nops
ENTRY(iflush)
NOP_4K
NOP_4K
retl
nop
SET_SIZE(iflush)