1/*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2010 Marius Strobl <marius@FreeBSD.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31#ifndef _MACHINE_MCNTL_H 32#define _MACHINE_MCNTL_H 33 34/* 35 * Definitions for the SPARC64 V, VI, VII and VIIIfx Memory Control Register 36 */ 37#define MCNTL_JPS1_TSBP (1UL << 8) 38 39#define MCNTL_RMD_SHIFT 12 40#define MCNTL_RMD_BITS 2 41#define MCNTL_RMD_MASK \ 42 (((1UL << MCNTL_RMD_BITS) - 1) << MCNTL_RMD_SHIFT) 43#define MCNTL_RMD_FULL (0UL << MCNTL_RMD_SHIFT) 44#define MCNTL_RMD_1024 (2UL << MCNTL_RMD_SHIFT) 45#define MCNTL_RMD_512 (3UL << MCNTL_RMD_SHIFT) 46 47#define MCNTL_FW_FDTLB (1UL << 14) 48#define MCNTL_FW_FITLB (1UL << 15) 49#define MCNTL_NC_CACHE (1UL << 16) 50 51/* The following bits are valid for the SPARC64 VI, VII and VIIIfx only. */ 52#define MCNTL_MPG_SDTLB (1UL << 6) 53#define MCNTL_MPG_SITLB (1UL << 7) 54 55/* The following bits are valid for the SPARC64 VIIIfx only. */ 56#define MCNTL_HPF_SHIFT 18 57#define MCNTL_HPF_BITS 2 58#define MCNTL_HPF_MASK \ 59 (((1UL << MCNTL_HPF_BITS) - 1) << MCNTL_HPF_SHIFT) 60#define MCNTL_HPF_STRONG (0UL << MCNTL_HPF_SHIFT) 61#define MCNTL_HPF_NOT (1UL << MCNTL_HPF_SHIFT) 62#define MCNTL_HPF_WEAK (2UL << MCNTL_HPF_SHIFT) 63 64#endif /* _MACHINE_MCNTL_H */ 65