xref: /netbsd-src/sys/arch/playstation2/ee/sifvar.h (revision aad6ef8bb53467e46ac6eaf569f9972623d96e56)
1*aad6ef8bSmartin /*	$NetBSD: sifvar.h,v 1.4 2014/03/31 11:25:49 martin Exp $	*/
2*aad6ef8bSmartin 
3*aad6ef8bSmartin /*-
4*aad6ef8bSmartin  * Copyright (c) 2001 The NetBSD Foundation, Inc.
5*aad6ef8bSmartin  * All rights reserved.
6*aad6ef8bSmartin  *
7*aad6ef8bSmartin  * This code is derived from software contributed to The NetBSD Foundation
8*aad6ef8bSmartin  * by UCHIYAMA Yasushi.
9*aad6ef8bSmartin  *
10*aad6ef8bSmartin  * Redistribution and use in source and binary forms, with or without
11*aad6ef8bSmartin  * modification, are permitted provided that the following conditions
12*aad6ef8bSmartin  * are met:
13*aad6ef8bSmartin  * 1. Redistributions of source code must retain the above copyright
14*aad6ef8bSmartin  *    notice, this list of conditions and the following disclaimer.
15*aad6ef8bSmartin  * 2. Redistributions in binary form must reproduce the above copyright
16*aad6ef8bSmartin  *    notice, this list of conditions and the following disclaimer in the
17*aad6ef8bSmartin  *    documentation and/or other materials provided with the distribution.
18*aad6ef8bSmartin  *
19*aad6ef8bSmartin  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20*aad6ef8bSmartin  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21*aad6ef8bSmartin  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22*aad6ef8bSmartin  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23*aad6ef8bSmartin  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24*aad6ef8bSmartin  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25*aad6ef8bSmartin  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26*aad6ef8bSmartin  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27*aad6ef8bSmartin  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28*aad6ef8bSmartin  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29*aad6ef8bSmartin  * POSSIBILITY OF SUCH DAMAGE.
30*aad6ef8bSmartin  */
31*aad6ef8bSmartin 
32*aad6ef8bSmartin struct iopdma_segment {
33*aad6ef8bSmartin 	size_t size;
34*aad6ef8bSmartin 	paddr_t iop_paddr;
35*aad6ef8bSmartin 	vaddr_t ee_vaddr;
36*aad6ef8bSmartin };
37*aad6ef8bSmartin 
38*aad6ef8bSmartin void sif_init(void);
39*aad6ef8bSmartin void sif_exit(void);
40*aad6ef8bSmartin 
41*aad6ef8bSmartin /* IOP DMA */
42*aad6ef8bSmartin int iopdma_allocate_buffer(struct iopdma_segment *, size_t size);
43*aad6ef8bSmartin void iopdma_free_buffer(struct iopdma_segment *);
44