1227838Strociny/*- 2227838Strociny * Copyright (c) 2001 Doug Rabson 3227838Strociny * All rights reserved. 4227838Strociny * 5227838Strociny * Redistribution and use in source and binary forms, with or without 6227838Strociny * modification, are permitted provided that the following conditions 7227838Strociny * are met: 8227838Strociny * 1. Redistributions of source code must retain the above copyright 9227838Strociny * notice, this list of conditions and the following disclaimer. 10227838Strociny * 2. Redistributions in binary form must reproduce the above copyright 11227838Strociny * notice, this list of conditions and the following disclaimer in the 12227838Strociny * documentation and/or other materials provided with the distribution. 13227838Strociny * 14227838Strociny * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15227838Strociny * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16227838Strociny * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17227838Strociny * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18227838Strociny * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19227838Strociny * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20227838Strociny * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21227838Strociny * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22227838Strociny * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23227838Strociny * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24227838Strociny * SUCH DAMAGE. 25227838Strociny * 26227838Strociny * $FreeBSD: releng/10.2/sys/ia64/include/pte.h 137978 2004-11-21 21:40:08Z marcel $ 27227838Strociny */ 28227838Strociny 29227838Strociny#ifndef _MACHINE_PTE_H_ 30228025Strociny#define _MACHINE_PTE_H_ 31227838Strociny 32227838Strociny#define PTE_PRESENT 0x0000000000000001 33227838Strociny#define PTE__RV1_ 0x0000000000000002 34228025Strociny#define PTE_MA_MASK 0x000000000000001C 35228025Strociny#define PTE_MA_WB 0x0000000000000000 36227838Strociny#define PTE_MA_UC 0x0000000000000010 37227838Strociny#define PTE_MA_UCE 0x0000000000000014 38227838Strociny#define PTE_MA_WC 0x0000000000000018 39227838Strociny#define PTE_MA_NATPAGE 0x000000000000001C 40227838Strociny#define PTE_ACCESSED 0x0000000000000020 41227838Strociny#define PTE_DIRTY 0x0000000000000040 42227838Strociny#define PTE_PL_MASK 0x0000000000000180 43227838Strociny#define PTE_PL_KERN 0x0000000000000000 44227838Strociny#define PTE_PL_USER 0x0000000000000180 45227838Strociny#define PTE_AR_MASK 0x0000000000000E00 46228025Strociny#define PTE_AR_R 0x0000000000000000 47228025Strociny#define PTE_AR_RX 0x0000000000000200 48228025Strociny#define PTE_AR_RW 0x0000000000000400 49228025Strociny#define PTE_AR_RWX 0x0000000000000600 50228025Strociny#define PTE_AR_R_RW 0x0000000000000800 51228447Strociny#define PTE_AR_RX_RWX 0x0000000000000A00 52249683Strociny#define PTE_AR_RWX_RW 0x0000000000000C00 53228447Strociny#define PTE_AR_X_RX 0x0000000000000E00 54249683Strociny#define PTE_PPN_MASK 0x0003FFFFFFFFF000 55249683Strociny#define PTE__RV2_ 0x000C000000000000 56249683Strociny#define PTE_ED 0x0010000000000000 57228447Strociny#define PTE_IG_MASK 0xFFE0000000000000 58228447Strociny#define PTE_WIRED 0x0020000000000000 59228447Strociny#define PTE_MANAGED 0x0040000000000000 60249683Strociny#define PTE_PROT_MASK 0x0700000000000000 61249683Strociny 62227838Strociny#define ITIR__RV1_ 0x0000000000000003 63228025Strociny#define ITIR_PS_MASK 0x00000000000000FC 64228025Strociny#define ITIR_KEY_MASK 0x00000000FFFFFF00 65249683Strociny#define ITIR__RV2_ 0xFFFFFFFF00000000 66227873Strociny 67227838Strociny#ifndef LOCORE 68227838Strociny 69227838Strocinytypedef uint64_t pt_entry_t; 70227838Strociny 71227838Strocinystatic __inline pt_entry_t 72228049Strocinypte_atomic_clear(pt_entry_t *ptep, uint64_t val) 73227838Strociny{ 74227838Strociny return (atomic_clear_64(ptep, val)); 75228025Strociny} 76227838Strociny 77227838Strocinystatic __inline pt_entry_t 78228049Strocinypte_atomic_set(pt_entry_t *ptep, uint64_t val) 79227838Strociny{ 80227838Strociny return (atomic_set_64(ptep, val)); 81228049Strociny} 82227838Strociny 83227838Strociny/* 84228049Strociny * A long-format VHPT entry. 85227838Strociny */ 86227838Strocinystruct ia64_lpte { 87228025Strociny pt_entry_t pte; 88227838Strociny uint64_t itir; 89227838Strociny uint64_t tag; /* includes ti */ 90228025Strociny uint64_t chain; /* pa of collision chain */ 91227838Strociny}; 92227838Strociny 93228025Strociny/* 94227838Strociny * Layout of rr[x]. 95227873Strociny */ 96227838Strocinystruct ia64_rr { 97228049Strociny uint64_t rr_ve :1; /* bit 0 */ 98227838Strociny uint64_t __rv1__ :1; /* bit 1 */ 99227873Strociny uint64_t rr_ps :6; /* bits 2..7 */ 100227873Strociny uint64_t rr_rid :24; /* bits 8..31 */ 101227838Strociny uint64_t __rv2__ :32; /* bits 32..63 */ 102228049Strociny}; 103227838Strociny 104227873Strociny#endif /* !LOCORE */ 105227873Strociny 106227838Strociny#endif /* !_MACHINE_PTE_H_ */ 107228049Strociny