FreeBSD/Linux Kernel Cross Reference
sys/x86/include/init.h
1 /*-
2 * Copyright (c) 2013 Roger Pau Monné <roger.pau@citrix.com>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: releng/11.2/sys/x86/include/init.h 272310 2014-09-30 16:46:45Z royger $
27 */
28
29 #ifndef __X86_INIT_H__
30 #define __X86_INIT_H__
31 /*
32 * Struct containing pointers to init functions whose
33 * implementation is run time selectable. Selection can be made,
34 * for example, based on detection of a BIOS variant or
35 * hypervisor environment.
36 */
37 struct init_ops {
38 caddr_t (*parse_preload_data)(u_int64_t);
39 void (*early_clock_source_init)(void);
40 void (*early_delay)(int);
41 void (*parse_memmap)(caddr_t, vm_paddr_t *, int *);
42 u_int (*mp_bootaddress)(u_int);
43 int (*start_all_aps)(void);
44 void (*msi_init)(void);
45 };
46
47 extern struct init_ops init_ops;
48
49 /* Knob to disable acpi_cpu devices */
50 extern bool acpi_cpu_disabled;
51
52 /* Knob to disable acpi_hpet device */
53 extern bool acpi_hpet_disabled;
54
55 /* Knob to disable acpi_timer device */
56 extern bool acpi_timer_disabled;
57
58 #endif /* __X86_INIT_H__ */
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