1/*-
2 * Copyright (c) 2010 Marius Strobl <marius@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#ifndef	_MACHINE_MCNTL_H
30#define	_MACHINE_MCNTL_H
31
32/*
33 * Definitions for the SPARC64 V, VI, VII and VIIIfx Memory Control Register
34 */
35#define	MCNTL_JPS1_TSBP		(1UL << 8)
36
37#define	MCNTL_RMD_SHIFT		12
38#define	MCNTL_RMD_BITS		2
39#define	MCNTL_RMD_MASK							\
40	(((1UL << MCNTL_RMD_BITS) - 1) << MCNTL_RMD_SHIFT)
41#define	MCNTL_RMD_FULL		(0UL << MCNTL_RMD_SHIFT)
42#define	MCNTL_RMD_1024		(2UL << MCNTL_RMD_SHIFT)
43#define	MCNTL_RMD_512		(3UL << MCNTL_RMD_SHIFT)
44
45#define	MCNTL_FW_FDTLB		(1UL << 14)
46#define	MCNTL_FW_FITLB		(1UL << 15)
47#define	MCNTL_NC_CACHE		(1UL << 16)
48
49/* The following bits are valid for the SPARC64 VI, VII and VIIIfx only. */
50#define	MCNTL_MPG_SDTLB		(1UL << 6)
51#define	MCNTL_MPG_SITLB		(1UL << 7)
52
53/* The following bits are valid for the SPARC64 VIIIfx only. */
54#define	MCNTL_HPF_SHIFT		18
55#define	MCNTL_HPF_BITS		2
56#define	MCNTL_HPF_MASK							\
57	(((1UL << MCNTL_HPF_BITS) - 1) << MCNTL_HPF_SHIFT)
58#define	MCNTL_HPF_STRONG	(0UL << MCNTL_HPF_SHIFT)
59#define	MCNTL_HPF_NOT		(1UL << MCNTL_HPF_SHIFT)
60#define	MCNTL_HPF_WEAK		(2UL << MCNTL_HPF_SHIFT)
61
62#endif	/* _MACHINE_MCNTL_H */
63