/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _PHYSMEM_H
#define _PHYSMEM_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
/* ioctl values */
#define PHYSMEM_SETUP 1
#define PHYSMEM_MAP 2
#define PHYSMEM_DESTROY 3
/* flags values */
#define PHYSMEM_CAGE (1 << 0)
#define PHYSMEM_RETIRED (1 << 1)
struct physmem_setup_param {
uint64_t req_paddr; /* requested physical address */
uint64_t len; /* length of memory to be allocated */
uint64_t user_va; /* VA to associate with req_paddr */
uint64_t cookie; /* cookie returned for destroy function */
};
struct physmem_map_param {
uint64_t req_paddr; /* requested physical address */
uint64_t ret_va; /* VA which mapped req_paddr */
uint32_t flags; /* flags for cage or retired pages */
};
#ifdef __cplusplus
}
#endif
#endif /* _PHYSMEM_H */