1/*-
2 * Copyright (c) 2015 John H. Baldwin <jhb@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: releng/11.0/lib/libkvm/kvm_i386.h 293979 2016-01-14 15:51:13Z jhb $
27 */
28
29#ifndef __KVM_I386_H__
30#define	__KVM_I386_H__
31
32#ifdef __i386__
33#include <vm/vm.h>
34#include <vm/pmap.h>
35#endif
36
37typedef uint32_t	i386_physaddr_t;
38typedef uint32_t	i386_pte_t;
39typedef uint32_t	i386_pde_t;
40typedef uint64_t	i386_physaddr_pae_t;
41typedef	uint64_t	i386_pte_pae_t;
42typedef	uint64_t	i386_pde_pae_t;
43
44#define	I386_PAGE_SHIFT		12
45#define	I386_PAGE_SIZE		(1 << I386_PAGE_SHIFT)
46#define	I386_PAGE_MASK		(I386_PAGE_SIZE - 1)
47#define	I386_NPTEPG		(I386_PAGE_SIZE / sizeof(i386_pte_t))
48#define	I386_PDRSHIFT		22
49#define	I386_NBPDR		(1 << I386_PDRSHIFT)
50#define	I386_PAGE_PS_MASK	(I386_NBPDR - 1)
51#define	I386_NPTEPG_PAE		(I386_PAGE_SIZE / sizeof(i386_pte_pae_t))
52#define	I386_PDRSHIFT_PAE	21
53#define	I386_NBPDR_PAE		(1 << I386_PDRSHIFT_PAE)
54#define	I386_PAGE_PS_MASK_PAE	(I386_NBPDR_PAE - 1)
55
56#define	I386_PG_V		0x001
57#define	I386_PG_PS		0x080
58#define	I386_PG_FRAME_PAE	(0x000ffffffffff000ull)
59#define	I386_PG_PS_FRAME_PAE	(0x000fffffffe00000ull)
60#define	I386_PG_FRAME		(0xfffff000)
61#define	I386_PG_PS_FRAME	(0xffc00000)
62
63#ifdef __i386__
64_Static_assert(PAGE_SHIFT == I386_PAGE_SHIFT, "PAGE_SHIFT mismatch");
65_Static_assert(PAGE_SIZE == I386_PAGE_SIZE, "PAGE_SIZE mismatch");
66_Static_assert(PAGE_MASK == I386_PAGE_MASK, "PAGE_MASK mismatch");
67_Static_assert(NPTEPG == I386_NPTEPG, "NPTEPG mismatch");
68_Static_assert(PDRSHIFT == I386_PDRSHIFT, "PDRSHIFT mismatch");
69_Static_assert(NBPDR == I386_NBPDR, "NBPDR mismatch");
70
71_Static_assert(PG_V == I386_PG_V, "PG_V mismatch");
72_Static_assert(PG_PS == I386_PG_PS, "PG_PS mismatch");
73_Static_assert((u_int)PG_FRAME == I386_PG_FRAME, "PG_FRAME mismatch");
74_Static_assert(PG_PS_FRAME == I386_PG_PS_FRAME, "PG_PS_FRAME mismatch");
75#endif
76
77int	_i386_native(kvm_t *);
78
79#endif /* !__KVM_I386_H__ */
80