1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 #include <sys/asm_linkage.h> 30 31 #define NOP_4 nop;nop;nop;nop 32 #define NOP_16 NOP_4;NOP_4;NOP_4;NOP_4 33 #define NOP_64 NOP_16;NOP_16;NOP_16;NOP_16 34 #define NOP_256 NOP_64;NOP_64;NOP_64;NOP_64 35 #define NOP_1K NOP_256;NOP_256;NOP_256;NOP_256 36 #define NOP_4K NOP_1K;NOP_1K;NOP_1K;NOP_1K 37 #define NOP_16K NOP_4K;NOP_4K;NOP_4K;NOP_4K 38 39 /* flushes the icache using a series of nops */ 40 41 #ifdef __lint 42 43 void 44 iflush(void) 45 { 46 } 47 48 #else 49 50 ENTRY(iflush) 51 NOP_4K 52 NOP_4K 53 retl 54 nop 55 SET_SIZE(iflush) 56 57 #endif 58