osfmk/ppc/cpu_internal.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_OSREFERENCE_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
  10  * License may not be used to create, or enable the creation or
  11  * redistribution of, unlawful or unlicensed copies of an Apple operating
  12  * system, or to circumvent, violate, or enable the circumvention or
  13  * violation of, any terms of an Apple operating system software license
  14  * agreement.
  15  *
  16  * Please obtain a copy of the License at
  17  * http://www.opensource.apple.com/apsl/ and read it before using this
  18  * file.
  19  *
  20  * The Original Code and all software distributed under the License are
  21  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  22  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  23  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  24  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  25  * Please see the License for the specific language governing rights and
  26  * limitations under the License.
  27  *
  28  * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
  29  */
  30 /*
  31  * @OSF_COPYRIGHT@
  32  */
  33 #ifndef _PPC_CPU_INTERNAL_H_
  34 #define _PPC_CPU_INTERNAL_H_
  35
  36 #include <mach/kern_return.h>
  37 #include <ppc/exception.h>
  38
  39 extern void                                             _start_cpu(
  40                                                                                 void);
  41
  42 extern void                                             cpu_bootstrap(
  43                                                                                 void);
  44
  45 extern void                                             cpu_init(
  46                                                                                 void);
  47
  48 extern  void                                    cpu_machine_init(
  49                                                                                 void);
  50
  51 extern void                                             cpu_doshutdown(
  52                                                                                 void);
  53
  54 extern void                                             cpu_signal_handler(
  55                                                                                 void);
  56
  57 extern kern_return_t                    cpu_signal(
  58                                                                                 int                             target,
  59                                                                                 int                             signal,
  60                                                                                 unsigned int    p1,
  61                                                                                 unsigned int    p2);
  62
  63 #define SIGPast                 0               /* Requests an ast on target processor */
  64 #define SIGPcpureq              1               /* Requests CPU specific function */
  65 #define SIGPdebug               2               /* Requests a debugger entry */
  66 #define SIGPwake                3               /* Wake up a sleeping processor */
  67 #define SIGPcall                4               /* Call a function on a processor */
  68
  69 #define CPRQtimebase    1               /* Get timebase of processor */
  70 #define CPRQsegload             2               /* Segment registers reload */
  71 #define CPRQscom                3               /* SCOM */
  72 #define CPRQchud                4               /* CHUD perfmon */
  73 #define CPRQsps                 5               /* Set Processor Speed */
  74
  75
  76 extern struct per_proc_info *   cpu_per_proc_alloc(
  77                                                                                 void);
  78
  79 extern void                                             cpu_per_proc_free(
  80                                                                                 struct per_proc_info *per_proc);
  81
  82 extern void *                                   console_per_proc_alloc(
  83                                                                                 boolean_t boot_processor);
  84
  85 extern void                                     console_per_proc_free(
  86                                                                                 void *per_proc_cbfr);
  87
  88 extern void *                                   chudxnu_per_proc_alloc(
  89                                                                                 boolean_t boot_processor);
  90
  91 extern void                                             chudxnu_per_proc_free(
  92                                                                                 void *per_proc_chud);
  93
  94 extern kern_return_t                    cpu_per_proc_register(
  95                                                                                 struct per_proc_info    *proc_info);
  96
  97 extern  unsigned int                    real_ncpus;
  98 extern  unsigned int                    max_ncpus;
  99
 100 #endif  /* _PPC_CPU_INTERNAL_H_ */