xref: /freebsd/usr.sbin/bhyve/acpi.h (revision d9a42747950146bf03cda7f6e25d219253f8a57a)
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 #include "acpi_device.h"
35 
36 #define	SCI_INT			9
37 
38 #define	SMI_CMD			0xb2
39 #define	BHYVE_ACPI_ENABLE	0xa0
40 #define	BHYVE_ACPI_DISABLE	0xa1
41 
42 #define	PM1A_EVT_ADDR		0x400
43 #define	PM1A_CNT_ADDR		0x404
44 
45 #define	IO_PMTMR		0x408	/* 4-byte i/o port for the timer */
46 
47 #define	IO_GPE0_BLK		0x40c	/* 2x 1-byte IO port for GPE0_STS/EN */
48 #define	IO_GPE0_LEN		0x2
49 
50 #define	IO_GPE0_STS		IO_GPE0_BLK
51 #define	IO_GPE0_EN		(IO_GPE0_BLK + (IO_GPE0_LEN / 2))
52 
53 /* Allocated GPE bits. */
54 #define	GPE_VMGENC		0
55 
56 struct vmctx;
57 
58 int	acpi_build(struct vmctx *ctx, int ncpu);
59 void	acpi_raise_gpe(struct vmctx *ctx, unsigned bit);
60 int 	acpi_tables_add_device(const struct acpi_device *const dev);
61 void	dsdt_line(const char *fmt, ...);
62 void	dsdt_fixed_ioport(uint16_t iobase, uint16_t length);
63 void	dsdt_fixed_irq(uint8_t irq);
64 void	dsdt_fixed_mem32(uint32_t base, uint32_t length);
65 void	dsdt_indent(int levels);
66 void	dsdt_unindent(int levels);
67 void	sci_init(struct vmctx *ctx);
68 
69 #endif /* _ACPI_H_ */
70