osfmk/ppc/cpu_internal.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_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. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 /*
  24  * @OSF_COPYRIGHT@
  25  */
  26 #ifndef _PPC_CPU_INTERNAL_H_
  27 #define _PPC_CPU_INTERNAL_H_
  28
  29 #include <mach/kern_return.h>
  30 #include <ppc/exception.h>
  31
  32 extern void                                             _start_cpu(
  33                                                                                 void);
  34
  35 extern void                                             cpu_bootstrap(
  36                                                                                 void);
  37
  38 extern void                                             cpu_init(
  39                                                                                 void);
  40
  41 extern  void                                    cpu_machine_init(
  42                                                                                 void);
  43
  44 extern void                                             cpu_doshutdown(
  45                                                                                 void);
  46
  47 extern void                                             cpu_signal_handler(
  48                                                                                 void);
  49
  50 extern kern_return_t                    cpu_signal(
  51                                                                                 int                             target,
  52                                                                                 int                             signal,
  53                                                                                 unsigned int    p1,
  54                                                                                 unsigned int    p2);
  55
  56 #define SIGPast                 0               /* Requests an ast on target processor */
  57 #define SIGPcpureq              1               /* Requests CPU specific function */
  58 #define SIGPdebug               2               /* Requests a debugger entry */
  59 #define SIGPwake                3               /* Wake up a sleeping processor */
  60 #define SIGPcall                4               /* Call a function on a processor */
  61
  62 #define CPRQtimebase    1               /* Get timebase of processor */
  63 #define CPRQsegload             2               /* Segment registers reload */
  64 #define CPRQscom                3               /* SCOM */
  65 #define CPRQchud                4               /* CHUD perfmon */
  66 #define CPRQsps                 5               /* Set Processor Speed */
  67
  68
  69 extern struct per_proc_info *   cpu_per_proc_alloc(
  70                                                                                 void);
  71
  72 extern void                                             cpu_per_proc_free(
  73                                                                                 struct per_proc_info *per_proc);
  74
  75 extern void *                                   console_per_proc_alloc(
  76                                                                                 boolean_t boot_processor);
  77
  78 extern void                                     console_per_proc_free(
  79                                                                                 void *per_proc_cbfr);
  80
  81 extern void *                                   chudxnu_per_proc_alloc(
  82                                                                                 boolean_t boot_processor);
  83
  84 extern void                                             chudxnu_per_proc_free(
  85                                                                                 void *per_proc_chud);
  86
  87 extern kern_return_t                    cpu_per_proc_register(
  88                                                                                 struct per_proc_info    *proc_info);
  89
  90 extern  unsigned int                    real_ncpus;
  91 extern  unsigned int                    max_ncpus;
  92
  93 #endif  /* _PPC_CPU_INTERNAL_H_ */