1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 #ifndef _PHYSMEM_H 27 #define _PHYSMEM_H 28 29 #ifdef __cplusplus 30 extern "C" { 31 #endif 32 33 /* ioctl values */ 34 #define PHYSMEM_SETUP 1 35 #define PHYSMEM_MAP 2 36 #define PHYSMEM_DESTROY 3 37 38 /* flags values */ 39 #define PHYSMEM_CAGE (1 << 0) 40 #define PHYSMEM_RETIRED (1 << 1) 41 42 struct physmem_setup_param { 43 uint64_t req_paddr; /* requested physical address */ 44 uint64_t len; /* length of memory to be allocated */ 45 uint64_t user_va; /* VA to associate with req_paddr */ 46 uint64_t cookie; /* cookie returned for destroy function */ 47 }; 48 49 struct physmem_map_param { 50 uint64_t req_paddr; /* requested physical address */ 51 uint64_t ret_va; /* VA which mapped req_paddr */ 52 uint32_t flags; /* flags for cage or retired pages */ 53 }; 54 55 #ifdef __cplusplus 56 } 57 #endif 58 59 #endif /* _PHYSMEM_H */ 60