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1 /*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29 #ifndef _I386_ACPI_H_
30 #define _I386_ACPI_H_
31
32 /*
33 * ACPI (Advanced Configuration and Power Interface) support.
34 */
35
36 /*
37 * Wake up code linear address. Wake and MP startup copy
38 * code to this physical address and then jump to the
39 * address started at PROT_MODE_START. Some small amount
40 * below PROT_MODE_START is used as scratch space
41 */
42 #define PROT_MODE_START 0x800
43 #define REAL_MODE_BOOTSTRAP_OFFSET 0x2000
44
45 #ifndef ASSEMBLER
46 typedef void (*acpi_sleep_callback)(void * refcon);
47 extern vm_offset_t acpi_install_wake_handler(void);
48 extern void acpi_sleep_kernel(acpi_sleep_callback func, void * refcon);
49 extern void acpi_idle_kernel(acpi_sleep_callback func, void * refcon);
50 void install_real_mode_bootstrap(void *prot_entry);
51 extern uint32_t acpi_count_enabled_logical_processors(void);
52 #endif /* ASSEMBLER */
53
54 #endif /* !_I386_ACPI_H_ */