xref: /freebsd-10.0-release/sys/arm/sa11x0/sa11x0_io.c

/*	$NetBSD: sa11x0_io.c,v 1.12 2003/07/15 00:24:51 lukem Exp $	*/

/*-
 * Copyright (c) 1997 Mark Brinicombe.
 * Copyright (c) 1997 Causality Limited.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Ichiro FUKUHARA.
 *
 * 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by Mark Brinicombe.
 * 4. The name of the company nor the name of the author may be used to
 *    endorse or promote products derived from this software without specific
 *    prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 */

/*
 * bus_space I/O functions for sa11x0
 */

#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/queue.h>
#include <sys/lock.h>
#include <sys/mutex.h>

#include <vm/vm.h>
#include <vm/pmap.h>
#include <vm/vm_extern.h>
#include <vm/vm_kern.h>

#include <machine/bus.h>
#include <machine/pmap.h>

/* Proto types for all the bus_space structure functions */

bs_protos(generic);
bs_protos(sa11x0);

/* Declare the sa11x0 bus space tag */

struct bus_space sa11x0_bs_tag = {
	/* cookie */
	NULL,

	/* mapping/unmapping */
	generic_bs_map,
	generic_bs_unmap,
	generic_bs_subregion,

	/* allocation/deallocation */
	generic_bs_alloc,
	generic_bs_free,

	/* barrier */
	generic_bs_barrier,

	/* read (single) */
	sa11x0_bs_r_1,
	sa11x0_bs_r_2,
	sa11x0_bs_r_4,
	NULL,

	/* read multiple */
	sa11x0_bs_rm_1,
	sa11x0_bs_rm_2,
	sa11x0_bs_rm_4,
	NULL,

	/* read region */
	NULL,
	sa11x0_bs_rr_2,
	NULL,
	NULL,
	/* write (single) */
	sa11x0_bs_w_1,
	sa11x0_bs_w_2,
	sa11x0_bs_w_4,
	NULL,

	/* write multiple */
	sa11x0_bs_wm_1,
	sa11x0_bs_wm_2,
	sa11x0_bs_wm_4,
	NULL,

	/* write region */
	NULL,
	sa11x0_bs_wr_2,
	NULL,
	NULL,

	/* set multiple */
	NULL,
	NULL,
	NULL,
	NULL,

	/* set region */
	NULL,
	sa11x0_bs_sr_2,
	NULL,
	NULL,

	/* copy */
	NULL,
	sa11x0_bs_c_2,
	NULL,
	NULL,
};

/* End of sa11x0_io.c */