xref: /freebsd/sys/amd64/vmm/vmm_mem.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
1366f6083SPeter Grehan /*-
2*4d846d26SWarner Losh  * SPDX-License-Identifier: BSD-2-Clause
3c49761ddSPedro F. Giffuni  *
4366f6083SPeter Grehan  * Copyright (c) 2011 NetApp, Inc.
5366f6083SPeter Grehan  * All rights reserved.
6366f6083SPeter Grehan  *
7366f6083SPeter Grehan  * Redistribution and use in source and binary forms, with or without
8366f6083SPeter Grehan  * modification, are permitted provided that the following conditions
9366f6083SPeter Grehan  * are met:
10366f6083SPeter Grehan  * 1. Redistributions of source code must retain the above copyright
11366f6083SPeter Grehan  *    notice, this list of conditions and the following disclaimer.
12366f6083SPeter Grehan  * 2. Redistributions in binary form must reproduce the above copyright
13366f6083SPeter Grehan  *    notice, this list of conditions and the following disclaimer in the
14366f6083SPeter Grehan  *    documentation and/or other materials provided with the distribution.
15366f6083SPeter Grehan  *
16366f6083SPeter Grehan  * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
17366f6083SPeter Grehan  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18366f6083SPeter Grehan  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19366f6083SPeter Grehan  * ARE DISCLAIMED.  IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
20366f6083SPeter Grehan  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21366f6083SPeter Grehan  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22366f6083SPeter Grehan  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23366f6083SPeter Grehan  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24366f6083SPeter Grehan  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25366f6083SPeter Grehan  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26366f6083SPeter Grehan  * SUCH DAMAGE.
27366f6083SPeter Grehan  */
28366f6083SPeter Grehan 
29366f6083SPeter Grehan #ifndef	_VMM_MEM_H_
30366f6083SPeter Grehan #define	_VMM_MEM_H_
31366f6083SPeter Grehan 
32318224bbSNeel Natu struct vmspace;
33318224bbSNeel Natu struct vm_object;
34318224bbSNeel Natu 
35366f6083SPeter Grehan int		vmm_mem_init(void);
36318224bbSNeel Natu struct vm_object *vmm_mmio_alloc(struct vmspace *, vm_paddr_t gpa, size_t len,
37318224bbSNeel Natu 				 vm_paddr_t hpa);
38318224bbSNeel Natu void		vmm_mmio_free(struct vmspace *, vm_paddr_t gpa, size_t size);
39366f6083SPeter Grehan vm_paddr_t	vmm_mem_maxaddr(void);
40177fd533SPeter Grehan 
41366f6083SPeter Grehan #endif
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