xref: /src/sys/rump/librump/rumpkern/arch/arm/cpufunc.c

/*	$NetBSD: cpufunc.c,v 1.1 2014/06/17 06:31:47 alnsn Exp $	*/

/*-
 * Copyright (c) 2014 Alexander Nasonov.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: cpufunc.c,v 1.1 2014/06/17 06:31:47 alnsn Exp $");

/*
 * Barebone implementation of arm cpufunc routines for rump.
 */

#include <machine/types.h>
#include <arm/cpufunc.h>

#include <rump/rumpuser.h>

static void rump_icache_sync_range(vaddr_t, vsize_t);

struct cpu_functions cpufuncs = {
	.cf_icache_sync_range = &rump_icache_sync_range
};

static void
rump_icache_sync_range(vaddr_t va, vsize_t sz)
{

	(void)rumpuser_sync_icache((void *)va, (uint64_t)sz);
}