osfmk/i386/misc_protos.h

   1 /*
   2  * Copyright (c) 2000-2010 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 <machine/thread.h>
  36
  37 struct boot_args;
  38 struct cpu_data;
  39
  40 extern void             vstart(vm_offset_t);
  41 extern void             i386_init(vm_offset_t);
  42 extern void             i386_vm_init(
  43                                 uint64_t,
  44                                 boolean_t,
  45                                 struct boot_args *);
  46 #ifdef __i386__
  47 extern void             cpu_IA32e_enable(struct cpu_data *);
  48 extern void             cpu_IA32e_disable(struct cpu_data *);
  49 extern void             ml_load_desc64(void);
  50 extern void             ml_64bit_lldt(int);
  51 #endif
  52
  53 #if NCOPY_WINDOWS > 0
  54 extern void             cpu_userwindow_init(int);
  55 extern void             cpu_physwindow_init(int);
  56 #endif
  57
  58 extern void             machine_startup(void);
  59
  60 extern void             get_root_device(void);
  61 extern void             picinit(void);
  62 extern void             interrupt_processor(
  63                                 int             cpu);
  64 extern void             mp_probe_cpus(void);
  65 extern void             panic_io_port_read(void);
  66
  67 extern void             remote_kdb(void);
  68 extern void             clear_kdb_intr(void);
  69 extern void             draw_panic_dialog(void);
  70 extern void             cpu_init(void);
  71 #ifdef __i386__
  72 extern void             cpu_shutdown(void);
  73 #endif
  74 extern void             fix_desc(
  75                                 void            * desc,
  76                                 int             num_desc);
  77 extern void             fix_desc64(
  78                                 void            * desc,
  79                                 int             num_desc);
  80 extern void             cnpollc(
  81                                 boolean_t       on);
  82 extern void             form_pic_mask(void);
  83 extern void             intnull(
  84                                 int             unit);
  85 extern char *           i386_boot_info(
  86                                 char            *buf,
  87                                 vm_size_t       buf_len);
  88
  89 extern void             blkclr(
  90                                const char       *from,
  91                                int              nbytes);
  92
  93 #ifdef __i386__
  94 extern unsigned int     div_scale(
  95                                 unsigned int    dividend,
  96                                 unsigned int    divisor,
  97                                 unsigned int    *scale);
  98
  99 extern unsigned int     mul_scale(
 100                                 unsigned int    multiplicand,
 101                                 unsigned int    multiplier,
 102                                 unsigned int    *scale);
 103 #endif
 104
 105 /* Move arbitrarily-aligned data from one physical address to another */
 106 extern void bcopy_phys(addr64_t from, addr64_t to, vm_size_t nbytes);
 107
 108 extern void ml_copy_phys(addr64_t, addr64_t, vm_size_t);
 109
 110 /* Flush all cachelines for a page. */
 111 extern void cache_flush_page_phys(ppnum_t pa);
 112
 113 /* Flushing for incoherent I/O */
 114 extern void dcache_incoherent_io_flush64(addr64_t pa, unsigned int count);
 115 extern void dcache_incoherent_io_store64(addr64_t pa, unsigned int count);
 116
 117
 118 extern processor_t      cpu_processor_alloc(boolean_t is_boot_cpu);
 119 extern void             cpu_processor_free(processor_t proc);
 120
 121 extern void             *chudxnu_cpu_alloc(boolean_t is_boot_cpu);
 122 extern void             chudxnu_cpu_free(void *);
 123
 124 extern void             sysclk_gettime_interrupts_disabled(
 125                                 mach_timespec_t *cur_time);
 126
 127 extern void rtc_nanotime_init_commpage(void);
 128
 129 extern void     rtc_sleep_wakeup(uint64_t base);
 130
 131 extern void rtc_lapic_start_ticking(void);
 132
 133 extern void     rtc_clock_stepping(
 134                         uint32_t new_frequency,
 135                         uint32_t old_frequency);
 136 extern void     rtc_clock_stepped(
 137                         uint32_t new_frequency,
 138                         uint32_t old_frequency);
 139 extern void     rtc_clock_napped(uint64_t, uint64_t);
 140 extern void     rtc_clock_adjust(uint64_t);
 141
 142 extern void     pmap_lowmem_finalize(void);
 143
 144 thread_t Switch_context(thread_t, thread_continue_t, thread_t);
 145 thread_t Shutdown_context(thread_t thread, void (*doshutdown)(processor_t),processor_t  processor);
 146
 147 #ifdef __x86_64__
 148 uint64_t x86_64_pre_sleep(void);
 149 void x86_64_post_sleep(uint64_t new_cr3);
 150 #endif
 151
 152 boolean_t
 153 debug_state_is_valid32(x86_debug_state32_t *ds);
 154
 155 boolean_t
 156 debug_state_is_valid64(x86_debug_state64_t *ds);
 157
 158 void
 159 copy_debug_state32(x86_debug_state32_t *src, x86_debug_state32_t *target, boolean_t all);
 160
 161 void
 162 copy_debug_state64(x86_debug_state64_t *src, x86_debug_state64_t *target, boolean_t all);
 163
 164 /* Fast-restart parameters */
 165 #define FULL_SLAVE_INIT (NULL)
 166 #define FAST_SLAVE_INIT ((void *)(uintptr_t)1)
 167
 168 #endif /* _I386_MISC_PROTOS_H_ */