1/* $OpenBSD: hypervisor.h,v 1.5 2025/02/11 22:27:09 kettenis Exp $ */
2/*-
3 * Copyright (c) 2013, 2014 Andrew Turner
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 * $FreeBSD: head/sys/arm64/include/hypervisor.h 281494 2015-04-13 14:43:10Z andrew $
28 */
29
30#ifndef _MACHINE_HYPERVISOR_H_
31#define _MACHINE_HYPERVISOR_H_
32
33/*
34 * These registers are only useful when in hypervisor context,
35 * e.g. specific to EL2, or controlling the hypervisor.
36 */
37
38/*
39 * Architecture feature trap register
40 */
41#define CPTR_RES0 0x7fefc800
42#define CPTR_RES1 0x000032ff
43#define CPTR_TFP 0x00000400
44#define CPTR_TTA 0x00100000
45#define CPTR_TCPAC 0x80000000
46
47/*
48 * Hypervisor Config Register
49 */
50
51#define HCR_VM 0x0000000000000001
52#define HCR_SWIO 0x0000000000000002
53#define HCR_PTW 0x0000000000000004
54#define HCR_FMO 0x0000000000000008
55#define HCR_IMO 0x0000000000000010
56#define HCR_AMO 0x0000000000000020
57#define HCR_VF 0x0000000000000040
58#define HCR_VI 0x0000000000000080
59#define HCR_VSE 0x0000000000000100
60#define HCR_FB 0x0000000000000200
61#define HCR_BSU_MASK 0x0000000000000c00
62#define HCR_DC 0x0000000000001000
63#define HCR_TWI 0x0000000000002000
64#define HCR_TWE 0x0000000000004000
65#define HCR_TID0 0x0000000000008000
66#define HCR_TID1 0x0000000000010000
67#define HCR_TID2 0x0000000000020000
68#define HCR_TID3 0x0000000000040000
69#define HCR_TSC 0x0000000000080000
70#define HCR_TIDCP 0x0000000000100000
71#define HCR_TACR 0x0000000000200000
72#define HCR_TSW 0x0000000000400000
73#define HCR_TPC 0x0000000000800000
74#define HCR_TPU 0x0000000001000000
75#define HCR_TTLB 0x0000000002000000
76#define HCR_TVM 0x0000000004000000
77#define HCR_TGE 0x0000000008000000
78#define HCR_TDZ 0x0000000010000000
79#define HCR_HCD 0x0000000020000000
80#define HCR_TRVM 0x0000000040000000
81#define HCR_RW 0x0000000080000000
82#define HCR_CD 0x0000000100000000
83#define HCR_ID 0x0000000200000000
84#define HCR_E2H 0x0000000400000000
85#define HCR_APK 0x0000010000000000
86#define HCR_API 0x0000020000000000
87
88#endif