1.\" $NetBSD: m68k_sync_icache.2,v 1.8 2002/10/01 15:58:39 wiz Exp $ 2.\" 3.\" Copyright (c) 1999 The NetBSD Foundation, Inc. 4.\" All rights reserved. 5.\" 6.\" This code is derived from software contributed to The NetBSD Foundation 7.\" by Ignatios Souvatzis. 8.\" 9.\" Redistribution and use in source and binary forms, with or without 10.\" modification, are permitted provided that the following conditions 11.\" are met: 12.\" 1. Redistributions of source code must retain the above copyright 13.\" notice, this list of conditions and the following disclaimer. 14.\" 2. Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in the 16.\" documentation and/or other materials provided with the distribution. 17.\" 3. All advertising materials mentioning features or use of this software 18.\" must display the following acknowledgement: 19.\" This product includes software developed by the NetBSD 20.\" Foundation, Inc. and its contributors. 21.\" 4. Neither the name of The NetBSD Foundation nor the names of its 22.\" contributors may be used to endorse or promote products derived 23.\" from this software without specific prior written permission. 24.\" 25.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 26.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 29.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35.\" POSSIBILITY OF SUCH DAMAGE. 36.\" 37.Dd February 9, 1998 38.Dt M68K_SYNC_ICACHE 2 m68k 39.Os 40.Sh NAME 41.Nm m68k_sync_icache 42.Nd instruction cache synchronization 43.Sh LIBRARY 44.Lb libm68k 45.Sh SYNOPSIS 46.Fd #include \*[Lt]sys/types.h\*[Gt] 47.Fd #include \*[Lt]m68k/sync_icache.h\*[Gt] 48.Ft void 49.Fn m68k_sync_icache "void *start" "size_t size" 50.Sh DESCRIPTION 51.Fn m68k_sync_icache 52synchronizes data and instruction caches over the specified region. 53It should be called prior to executing newly generated code. 54.Pp 55The affected address range starts at 56.Fa start 57and continues for 58.Fa size 59bytes. 60If 61.Fa start 62is 0, all the address space of the current execution thread is affected. 63Addresses outside the specified region may be synchronized, too. 64.Pp 65The call always succeeds. 66.Sh SEE ALSO 67.Xr arm32_sync_icache 2 68.Sh HISTORY 69.Fn m68k_sync_icache 70appeared first in 71.Nx 1.4 . 72.Sh AUTHORS 73Ignatios Souvatzis 74