1 /* 2 * Mapped memory region support. 3 * 4 * Copyright (C) 2022 Paul Boddie <paul@boddie.org.uk> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation; either version 2 of 9 * the License, or (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA 20 */ 21 22 #pragma once 23 24 #include <l4/sys/types.h> 25 26 #include <systypes/base.h> 27 28 29 30 /* A mapped region abstraction. */ 31 32 class MappedRegion 33 { 34 public: 35 l4_addr_t start; 36 offset_t size; 37 l4_umword_t flags; 38 l4_cap_idx_t ds; 39 l4_addr_t ds_start; 40 41 explicit MappedRegion() 42 : start(0), size(0), flags(0), ds(L4_INVALID_CAP), ds_start(0) 43 { 44 } 45 46 explicit MappedRegion(l4_addr_t start, l4_addr_t size, 47 l4_umword_t flags, l4_cap_idx_t ds = L4_INVALID_CAP, 48 l4_addr_t ds_start = 0) 49 : start(start), size(size), flags(flags), ds(ds), ds_start(ds_start) 50 { 51 } 52 }; 53 54 /* vim: tabstop=2 expandtab shiftwidth=2 55 */