1 /*- 2 * Copyright (c) 2001 Jake Burkholder. 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_PSTATE_H_ 30 #define _MACHINE_PSTATE_H_ 31 32 #define PSTATE_AG (1<<0) 33 #define PSTATE_IE (1<<1) 34 #define PSTATE_PRIV (1<<2) 35 #define PSTATE_AM (1<<3) 36 #define PSTATE_PEF (1<<4) 37 #define PSTATE_RED (1<<5) 38 39 #define PSTATE_MM_SHIFT (6) 40 #define PSTATE_MM_SIZE (2) 41 #define PSTATE_MM_MASK (((1<<PSTATE_MM_SIZE)-1)<<PSTATE_MM_SHIFT) 42 #define PSTATE_MM_TSO (0<<PSTATE_MM_SHIFT) 43 #define PSTATE_MM_PSO (1<<PSTATE_MM_SHIFT) 44 #define PSTATE_MM_RMO (2<<PSTATE_MM_SHIFT) 45 46 #define PSTATE_TLE (1<<8) 47 #define PSTATE_CLE (1<<9) 48 #define PSTATE_MG (1<<10) 49 #define PSTATE_IG (1<<11) 50 51 #define PSTATE_MM PSTATE_MM_TSO 52 53 #define PSTATE_NORMAL (PSTATE_MM | PSTATE_PEF | PSTATE_PRIV) 54 #define PSTATE_ALT (PSTATE_NORMAL | PSTATE_AG) 55 #define PSTATE_INTR (PSTATE_NORMAL | PSTATE_IG) 56 #define PSTATE_MMU (PSTATE_NORMAL | PSTATE_MG) 57 58 #define PSTATE_KERNEL (PSTATE_NORMAL | PSTATE_IE) 59 60 #define PSTATE_SECURE(pstate) \ 61 (((pstate) & ~(PSTATE_AM|PSTATE_MM_MASK)) == (PSTATE_IE|PSTATE_PEF)) 62 63 #endif /* !_MACHINE_PSTATE_H_ */ 64