1 /* $NetBSD: pmap.h,v 1.1 2014/08/10 05:47:38 matt Exp $ */ 2 3 /*- 4 * Copyright (c) 2014 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Matt Thomas of 3am Software Foundry. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef _AARCH64_PMAP_H_ 33 #define _AARCH64_PMAP_H_ 34 35 #ifdef __aarch64__ 36 37 #include <sys/types.h> 38 #include <sys/pool.h> 39 40 #include <uvm/pmap/pmap_pv.h> 41 #include <uvm/uvm_pglist.h> 42 43 #define PMAP_GROWKERNEL 44 #define PMAP_STEAL_MEMORY 45 46 struct pmap { 47 struct pool *pm_pvpool; 48 struct pglist pm_pglist; 49 uint16_t pm_asid; 50 uint64_t pm_ttbr; 51 pmap_pv_info_t pm_pvinfo; 52 struct pmap_statistics pm_stats; 53 }; 54 55 #define __HAVE_VM_PAGE_MD 56 57 struct vm_page_md { 58 uint32_t mdpg_attrs; 59 #define VM_PAGE_MD_MODIFIED 0x01 60 #define VM_PAGE_MD_REFERENCED 0x02 61 #define VM_PAGE_MD_EXECUTABLE 0x04 62 vm_page_pv_info_t mdpg_pv; 63 }; 64 65 #define VM_MDPAGE_INIT(pg) \ 66 do { \ 67 (pg)->mdpage.mdpg_attrs = 0; \ 68 VM_MDPAGE_PV_INIT(pg); \ 69 } while (/*CONSTCOND*/ 0) 70 71 #elif defined(__arm__) 72 73 #include <arm/pmap.h> 74 75 #endif 76 77 #endif /* !_AARCH64_PMAP_H_ */ 78