1/*
2 * Copyright (c) 2000-2007 Apple 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 * @OSF_COPYRIGHT@
30 */
31
32#ifndef	_I386_MISC_PROTOS_H_
33#define	_I386_MISC_PROTOS_H_
34
35#include <i386/thread.h>
36
37struct boot_args;
38struct cpu_data;
39
40extern void		i386_init(vm_offset_t);
41extern void		i386_macho_zerofill(void);
42extern void		i386_vm_init(
43				uint64_t,
44				boolean_t,
45				struct boot_args *);
46extern void		cpu_IA32e_enable(struct cpu_data *);
47extern void		cpu_IA32e_disable(struct cpu_data *);
48extern void		ml_load_desc64(void);
49extern void		ml_64bit_wrmsr64(uint32_t msr, uint64_t value);
50extern void		ml_64bit_lldt(int);
51extern void             cpu_userwindow_init(int);
52extern void             cpu_physwindow_init(int);
53
54extern void		machine_startup(void);
55
56extern void		get_root_device(void);
57extern void		picinit(void);
58extern void		interrupt_processor(
59				int		cpu);
60extern void		mp_probe_cpus(void);
61extern void		panic_io_port_read(void);
62
63extern void		remote_kdb(void);
64extern void		clear_kdb_intr(void);
65extern void             draw_panic_dialog(void);
66extern void		cpu_init(void);
67extern void		cpu_shutdown(void);
68extern void		fix_desc(
69				void		* desc,
70				int		num_desc);
71extern void		fix_desc64(
72				void		* desc,
73				int		num_desc);
74extern void		cnpollc(
75				boolean_t	on);
76extern void		form_pic_mask(void);
77extern void		intnull(
78				int		unit);
79extern char *		i386_boot_info(
80				char		*buf,
81				vm_size_t	buf_len);
82
83extern void		blkclr(
84			       const char	*from,
85			       int		nbytes);
86
87extern unsigned int	div_scale(
88				unsigned int	dividend,
89				unsigned int	divisor,
90				unsigned int	*scale);
91
92extern unsigned int	mul_scale(
93				unsigned int	multiplicand,
94				unsigned int	multiplier,
95				unsigned int	*scale);
96
97/* Move arbitrarily-aligned data from one physical address to another */
98extern void bcopy_phys(addr64_t from, addr64_t to, vm_size_t nbytes);
99
100/* Flush all cachelines for a page. */
101extern void cache_flush_page_phys(ppnum_t pa);
102
103/* Flushing for incoherent I/O */
104extern void dcache_incoherent_io_flush64(addr64_t pa, unsigned int count);
105extern void dcache_incoherent_io_store64(addr64_t pa, unsigned int count);
106
107
108extern processor_t	cpu_processor_alloc(boolean_t is_boot_cpu);
109extern void		cpu_processor_free(processor_t proc);
110
111extern void		*chudxnu_cpu_alloc(boolean_t is_boot_cpu);
112extern void		chudxnu_cpu_free(void *);
113
114extern void		sysclk_gettime_interrupts_disabled(
115				mach_timespec_t *cur_time);
116
117extern void rtc_nanotime_init_commpage(void);
118
119extern void	rtc_sleep_wakeup(uint64_t base);
120
121extern void rtc_lapic_start_ticking(void);
122
123extern void	rtc_clock_stepping(
124			uint32_t new_frequency,
125			uint32_t old_frequency);
126extern void	rtc_clock_stepped(
127			uint32_t new_frequency,
128			uint32_t old_frequency);
129extern void	rtc_clock_napped(uint64_t, uint64_t);
130
131extern void     x86_lowmem_free(void);
132
133thread_t Switch_context(thread_t, thread_continue_t, thread_t);
134
135#endif /* _I386_MISC_PROTOS_H_ */
136