osfmk/kern/machine.h

   1 /*
   2  * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * @OSF_COPYRIGHT@
  24  */
  25
  26 #ifndef _KERN_MACHINE_H_
  27 #define _KERN_MACHINE_H_
  28
  29 #include <mach/kern_return.h>
  30 #include <mach/processor_info.h>
  31 #include <kern/kern_types.h>
  32
  33 /*
  34  * Machine support declarations.
  35  */
  36
  37 extern void             processor_up(
  38                                         processor_t             processor);
  39
  40 extern void             processor_offline(
  41                                         processor_t             processor);
  42
  43 extern void             processor_start_thread(void);
  44
  45 /*
  46  * Must be implemented in machine dependent code.
  47  */
  48
  49 /* Initialize machine dependent ast code */
  50 extern void init_ast_check(
  51                                         processor_t         processor);
  52
  53 /* Cause check for ast */
  54 extern void cause_ast_check(
  55                                         processor_t         processor);
  56
  57 extern kern_return_t cpu_control(
  58                                         int                 slot_num,
  59                                         processor_info_t    info,
  60                                         unsigned int        count);
  61
  62 extern void     cpu_sleep(void);
  63
  64 extern kern_return_t cpu_start(
  65                                         int                 slot_num);
  66
  67 extern void cpu_exit_wait(
  68                                         int                 slot_num);
  69
  70 extern kern_return_t cpu_info(
  71                                         processor_flavor_t  flavor,
  72                                         int                 slot_num,
  73                                         processor_info_t    info,
  74                                         unsigned int        *count);
  75
  76 extern kern_return_t cpu_info_count(
  77                                         processor_flavor_t  flavor,
  78                                         unsigned int        *count);
  79
  80 extern thread_t         machine_processor_shutdown(
  81                                                 thread_t            thread,
  82                                                 void                (*doshutdown)(processor_t),
  83                                                 processor_t         processor);
  84
  85 extern void machine_idle(void);
  86
  87 extern void machine_signal_idle(
  88                                         processor_t         processor);
  89
  90 extern void halt_cpu(void);
  91
  92 extern void halt_all_cpus(
  93                                         boolean_t           reboot);
  94
  95 extern char *machine_boot_info(
  96                                         char                *buf,
  97                                         vm_size_t           buf_len);
  98
  99 /*
 100  * Machine-dependent routine to fill in an array with up to callstack_max
 101  * levels of return pc information.
 102  */
 103 extern void machine_callstack(
 104                                         natural_t           *buf,
 105                                         vm_size_t           callstack_max);
 106
 107 extern void consider_machine_collect(void);
 108
 109 #endif  /* _KERN_MACHINE_H_ */