1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2012 NetApp, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31#ifndef _ACPI_H_
32#define _ACPI_H_
33
34#define	SCI_INT			9
35
36#define	SMI_CMD			0xb2
37#define	BHYVE_ACPI_ENABLE	0xa0
38#define	BHYVE_ACPI_DISABLE	0xa1
39
40#define	PM1A_EVT_ADDR		0x400
41#define	PM1A_CNT_ADDR		0x404
42
43#define	IO_PMTMR		0x408	/* 4-byte i/o port for the timer */
44
45#define	IO_GPE0_BLK		0x40c	/* 2x 1-byte IO port for GPE0_STS/EN */
46#define	IO_GPE0_LEN		0x2
47
48#define	IO_GPE0_STS		IO_GPE0_BLK
49#define	IO_GPE0_EN		(IO_GPE0_BLK + (IO_GPE0_LEN / 2))
50
51/* Allocated GPE bits. */
52#define	GPE_VMGENC		0
53
54struct vmctx;
55
56int	acpi_build(struct vmctx *ctx, int ncpu);
57void	acpi_raise_gpe(struct vmctx *ctx, unsigned bit);
58void	dsdt_line(const char *fmt, ...);
59void	dsdt_fixed_ioport(uint16_t iobase, uint16_t length);
60void	dsdt_fixed_irq(uint8_t irq);
61void	dsdt_fixed_mem32(uint32_t base, uint32_t length);
62void	dsdt_indent(int levels);
63void	dsdt_unindent(int levels);
64void	sci_init(struct vmctx *ctx);
65
66#endif /* _ACPI_H_ */
67