kvm_aarch64.h revision 367457 
1/*-
2 * Copyright (c) 2015 John H. Baldwin <jhb@FreeBSD.org>
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 *
25 * $FreeBSD: stable/11/lib/libkvm/kvm_aarch64.h 367457 2020-11-07 18:10:59Z dim $
26 */
27
28#ifndef __KVM_AARCH64_H__
29#define	__KVM_AARCH64_H__
30
31#ifdef __aarch64__
32#include <machine/pte.h>
33#endif
34
35typedef uint64_t	aarch64_physaddr_t;
36typedef uint64_t	aarch64_pte_t;
37
38#define	AARCH64_PAGE_SHIFT	12
39#define	AARCH64_PAGE_SIZE	(1 << AARCH64_PAGE_SHIFT)
40#define	AARCH64_PAGE_MASK	(AARCH64_PAGE_SIZE - 1)
41
42#define	AARCH64_ATTR_MASK	0xfff0000000000fff
43
44#define	AARCH64_ATTR_DESCR_MASK	3
45
46#define	AARCH64_L3_SHIFT	12
47#define	AARCH64_L3_PAGE		0x3
48
49#ifdef __aarch64__
50_Static_assert(PAGE_SHIFT == AARCH64_PAGE_SHIFT, "PAGE_SHIFT mismatch");
51_Static_assert(PAGE_SIZE == AARCH64_PAGE_SIZE, "PAGE_SIZE mismatch");
52_Static_assert(PAGE_MASK == AARCH64_PAGE_MASK, "PAGE_MASK mismatch");
53_Static_assert(ATTR_MASK == AARCH64_ATTR_MASK, "ATTR_MASK mismatch");
54_Static_assert(ATTR_DESCR_MASK == AARCH64_ATTR_DESCR_MASK,
55    "ATTR_DESCR_MASK mismatch");
56_Static_assert(L3_SHIFT == AARCH64_L3_SHIFT, "L3_SHIFT mismatch");
57_Static_assert(L3_PAGE == AARCH64_L3_PAGE, "L3_PAGE mismatch");
58#endif
59
60#endif /* !__KVM_AARCH64_H__ */
61