17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*f0089e39SRichard Lowe * Common Development and Distribution License (the "License"). 6*f0089e39SRichard Lowe * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 217c478bd9Sstevel@tonic-gate /* 22*f0089e39SRichard Lowe * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 237c478bd9Sstevel@tonic-gate * Use is subject to license terms. 247c478bd9Sstevel@tonic-gate */ 257c478bd9Sstevel@tonic-gate 267c478bd9Sstevel@tonic-gate #ifndef _SYS_PTE_H 277c478bd9Sstevel@tonic-gate #define _SYS_PTE_H 287c478bd9Sstevel@tonic-gate 29*f0089e39SRichard Lowe #ifndef _ASM 30*f0089e39SRichard Lowe #include <sys/types.h> 31*f0089e39SRichard Lowe #endif /* _ASM */ 327c478bd9Sstevel@tonic-gate 33*f0089e39SRichard Lowe #ifdef __cplusplus 34*f0089e39SRichard Lowe extern "C" { 35*f0089e39SRichard Lowe #endif 36*f0089e39SRichard Lowe 37*f0089e39SRichard Lowe #ifndef _ASM 38*f0089e39SRichard Lowe 39*f0089e39SRichard Lowe #ifdef PTE36 /* PTE36 ---------------------------- */ 40*f0089e39SRichard Lowe 41*f0089e39SRichard Lowe typedef uint64_t pteval_t; 42*f0089e39SRichard Lowe typedef pteval_t *pteptr_t; 43*f0089e39SRichard Lowe 44*f0089e39SRichard Lowe #define PRPTEx "llx" 45*f0089e39SRichard Lowe 46*f0089e39SRichard Lowe typedef struct pte32 { 47*f0089e39SRichard Lowe uint32_t Present:1; 48*f0089e39SRichard Lowe uint32_t AccessPermissions:2; 49*f0089e39SRichard Lowe uint32_t WriteThru:1; 50*f0089e39SRichard Lowe uint32_t NonCacheable:1; 51*f0089e39SRichard Lowe uint32_t Referenced:1; 52*f0089e39SRichard Lowe uint32_t Modified:1; 53*f0089e39SRichard Lowe uint32_t MustBeZero:1; 54*f0089e39SRichard Lowe uint32_t GlobalEnable:1; 55*f0089e39SRichard Lowe uint32_t OSReserved:3; 56*f0089e39SRichard Lowe uint32_t PhysicalPageNumber:20; 57*f0089e39SRichard Lowe } pte32_t; 58*f0089e39SRichard Lowe 59*f0089e39SRichard Lowe 60*f0089e39SRichard Lowe typedef struct pte { 61*f0089e39SRichard Lowe uint32_t Present:1; 62*f0089e39SRichard Lowe uint32_t AccessPermissions:2; 63*f0089e39SRichard Lowe uint32_t WriteThru:1; 64*f0089e39SRichard Lowe uint32_t NonCacheable:1; 65*f0089e39SRichard Lowe uint32_t Referenced:1; 66*f0089e39SRichard Lowe uint32_t Modified:1; 67*f0089e39SRichard Lowe uint32_t MustBeZero:1; 68*f0089e39SRichard Lowe uint32_t GlobalEnable:1; 69*f0089e39SRichard Lowe uint32_t OSReserved:3; 70*f0089e39SRichard Lowe uint32_t PhysicalPageNumberL:20; 71*f0089e39SRichard Lowe uint32_t PhysicalPageNumberH; 72*f0089e39SRichard Lowe /* 73*f0089e39SRichard Lowe * An easy way to ensure that 74*f0089e39SRichard Lowe * reserved bits are zero. 75*f0089e39SRichard Lowe */ 76*f0089e39SRichard Lowe } pte_t; 77*f0089e39SRichard Lowe 78*f0089e39SRichard Lowe struct pte64 { 79*f0089e39SRichard Lowe uint32_t pte64_0_31; 80*f0089e39SRichard Lowe uint32_t pte64_32_64; 81*f0089e39SRichard Lowe }; 82*f0089e39SRichard Lowe 83*f0089e39SRichard Lowe #define NPTESHIFT 9 84*f0089e39SRichard Lowe #define NPTEPERPT 512 /* entries in page table */ 85*f0089e39SRichard Lowe #define PTSIZE (NPTEPERPT * MMU_PAGESIZE) /* bytes mapped */ 86*f0089e39SRichard Lowe 87*f0089e39SRichard Lowe 88*f0089e39SRichard Lowe #else /* PTE36 */ 89*f0089e39SRichard Lowe /* PTE32 ---------------------------- */ 90*f0089e39SRichard Lowe 91*f0089e39SRichard Lowe 92*f0089e39SRichard Lowe typedef uint32_t pteval_t; 93*f0089e39SRichard Lowe typedef pteval_t *pteptr_t; 94*f0089e39SRichard Lowe 95*f0089e39SRichard Lowe #define PRPTEx "x" 96*f0089e39SRichard Lowe 97*f0089e39SRichard Lowe typedef struct pte { 98*f0089e39SRichard Lowe uint_t Present:1; 99*f0089e39SRichard Lowe uint_t AccessPermissions:2; 100*f0089e39SRichard Lowe uint_t WriteThru:1; 101*f0089e39SRichard Lowe uint_t NonCacheable:1; 102*f0089e39SRichard Lowe uint_t Referenced:1; 103*f0089e39SRichard Lowe uint_t Modified:1; 104*f0089e39SRichard Lowe uint_t MustBeZero:1; 105*f0089e39SRichard Lowe uint_t GlobalEnable:1; 106*f0089e39SRichard Lowe uint_t OSReserved:3; 107*f0089e39SRichard Lowe uint_t PhysicalPageNumber:20; 108*f0089e39SRichard Lowe } pte_t; 109*f0089e39SRichard Lowe 110*f0089e39SRichard Lowe #define pte32_t pte_t 111*f0089e39SRichard Lowe 112*f0089e39SRichard Lowe #define NPTESHIFT 10 113*f0089e39SRichard Lowe #define NPTEPERPT 1024 /* entries in page table */ 114*f0089e39SRichard Lowe #define PTSIZE (NPTEPERPT * MMU_PAGESIZE) /* bytes mapped */ 115*f0089e39SRichard Lowe 116*f0089e39SRichard Lowe #endif /* PTE36 */ 117*f0089e39SRichard Lowe 118*f0089e39SRichard Lowe #define PTE_VALID 0x01 119*f0089e39SRichard Lowe #define PTE_LARGEPAGE 0x80 120*f0089e39SRichard Lowe #define PTE_SRWX 0x02 121*f0089e39SRichard Lowe 122*f0089e39SRichard Lowe #endif /* !_ASM */ 1237c478bd9Sstevel@tonic-gate 1247c478bd9Sstevel@tonic-gate 125*f0089e39SRichard Lowe #ifdef __cplusplus 126*f0089e39SRichard Lowe } 1277c478bd9Sstevel@tonic-gate #endif 1287c478bd9Sstevel@tonic-gate 129*f0089e39SRichard Lowe #endif /* !_SYS_PTE_H */ 130