pmap.h revision 1.1.18.2
1 1.1.18.2 jdolecek /* $NetBSD: pmap.h,v 1.1.18.2 2017/12/03 11:36:34 jdolecek Exp $ */ 2 1.1.18.2 jdolecek 3 1.1.18.2 jdolecek /*- 4 1.1.18.2 jdolecek * Copyright (c) 2014 The NetBSD Foundation, Inc. 5 1.1.18.2 jdolecek * All rights reserved. 6 1.1.18.2 jdolecek * 7 1.1.18.2 jdolecek * This code is derived from software contributed to The NetBSD Foundation 8 1.1.18.2 jdolecek * by Matt Thomas of 3am Software Foundry. 9 1.1.18.2 jdolecek * 10 1.1.18.2 jdolecek * Redistribution and use in source and binary forms, with or without 11 1.1.18.2 jdolecek * modification, are permitted provided that the following conditions 12 1.1.18.2 jdolecek * are met: 13 1.1.18.2 jdolecek * 1. Redistributions of source code must retain the above copyright 14 1.1.18.2 jdolecek * notice, this list of conditions and the following disclaimer. 15 1.1.18.2 jdolecek * 2. Redistributions in binary form must reproduce the above copyright 16 1.1.18.2 jdolecek * notice, this list of conditions and the following disclaimer in the 17 1.1.18.2 jdolecek * documentation and/or other materials provided with the distribution. 18 1.1.18.2 jdolecek * 19 1.1.18.2 jdolecek * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 1.1.18.2 jdolecek * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 1.1.18.2 jdolecek * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 1.1.18.2 jdolecek * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 1.1.18.2 jdolecek * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 1.1.18.2 jdolecek * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 1.1.18.2 jdolecek * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 1.1.18.2 jdolecek * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 1.1.18.2 jdolecek * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 1.1.18.2 jdolecek * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 1.1.18.2 jdolecek * POSSIBILITY OF SUCH DAMAGE. 30 1.1.18.2 jdolecek */ 31 1.1.18.2 jdolecek 32 1.1.18.2 jdolecek #ifndef _OR1K_PMAP_H_ 33 1.1.18.2 jdolecek #define _OR1K_PMAP_H_ 34 1.1.18.2 jdolecek 35 1.1.18.2 jdolecek #include <sys/types.h> 36 1.1.18.2 jdolecek #include <sys/pool.h> 37 1.1.18.2 jdolecek 38 1.1.18.2 jdolecek #include <uvm/pmap/pmap_pv.h> 39 1.1.18.2 jdolecek #include <uvm/uvm_pglist.h> 40 1.1.18.2 jdolecek 41 1.1.18.2 jdolecek #define PMAP_GROWKERNEL 42 1.1.18.2 jdolecek #define PMAP_STEAL_MEMORY 43 1.1.18.2 jdolecek 44 1.1.18.2 jdolecek struct pmap { 45 1.1.18.2 jdolecek struct pool *pm_pvpool; 46 1.1.18.2 jdolecek struct pglist pm_pglist; 47 1.1.18.2 jdolecek uint16_t pm_asid; 48 1.1.18.2 jdolecek pmap_pv_info_t pm_pvinfo; 49 1.1.18.2 jdolecek struct pmap_statistics pm_stats; 50 1.1.18.2 jdolecek }; 51 1.1.18.2 jdolecek 52 1.1.18.2 jdolecek #define __HAVE_VM_PAGE_MD 53 1.1.18.2 jdolecek 54 1.1.18.2 jdolecek struct vm_page_md { 55 1.1.18.2 jdolecek uint32_t mdpg_attrs; 56 1.1.18.2 jdolecek #define VM_PAGE_MD_MODIFIED 0x01 57 1.1.18.2 jdolecek #define VM_PAGE_MD_REFERENCED 0x02 58 1.1.18.2 jdolecek #define VM_PAGE_MD_EXECUTABLE 0x04 59 1.1.18.2 jdolecek vm_page_pv_info_t mdpg_pv; 60 1.1.18.2 jdolecek }; 61 1.1.18.2 jdolecek 62 1.1.18.2 jdolecek #define VM_MDPAGE_INIT(pg) \ 63 1.1.18.2 jdolecek do { \ 64 1.1.18.2 jdolecek (pg)->mdpage.mdpg_attrs = 0; \ 65 1.1.18.2 jdolecek VM_MDPAGE_PV_INIT(pg); \ 66 1.1.18.2 jdolecek } while (/*CONSTCOND*/ 0) 67 1.1.18.2 jdolecek 68 1.1.18.2 jdolecek #endif /* !_OR1K_PMAP_H_ */ 69
Indexes created Mon Oct 20 11:09:49 GMT 2025