xref: /freebsd/usr.sbin/bhyve/acpi.h (revision 031beb4e239bfce798af17f5fe8dba8bcaf13d99)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
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 
29 #ifndef _ACPI_H_
30 #define _ACPI_H_
31 
32 #include "acpi_device.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 
54 struct vmctx;
55 
56 int	acpi_build(struct vmctx *ctx, int ncpu);
57 void	acpi_raise_gpe(struct vmctx *ctx, unsigned bit);
58 int 	acpi_tables_add_device(const struct acpi_device *const dev);
59 void	dsdt_line(const char *fmt, ...);
60 void	dsdt_fixed_ioport(uint16_t iobase, uint16_t length);
61 void	dsdt_fixed_irq(uint8_t irq);
62 void	dsdt_fixed_mem32(uint32_t base, uint32_t length);
63 void	dsdt_indent(int levels);
64 void	dsdt_unindent(int levels);
65 void	sci_init(struct vmctx *ctx);
66 
67 #endif /* _ACPI_H_ */
68