osfmk/arm/machine_cpu.h

   1 /*
   2  * Copyright (c) 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 #ifndef _ARM_MACHINE_CPU_H_
  29 #define _ARM_MACHINE_CPU_H_
  30
  31 #include <mach/mach_types.h>
  32 #include <mach/boolean.h>
  33 #include <kern/kern_types.h>
  34 #include <pexpert/pexpert.h>
  35 #include <arm/cpu_data_internal.h>
  36
  37 extern void cpu_machine_init(void);
  38
  39 extern kern_return_t cpu_register(int *slot_nump);
  40
  41 extern void cpu_signal_handler(void);
  42 extern void cpu_signal_handler_internal(boolean_t disable_signal);
  43
  44 extern void cpu_doshutdown(void (*doshutdown)(processor_t), processor_t processor);
  45
  46 extern void cpu_idle(void);
  47 extern void cpu_idle_exit(boolean_t from_reset) __attribute__((noreturn));
  48 extern void cpu_idle_tickle(void);
  49
  50 extern void cpu_machine_idle_init(boolean_t from_boot);
  51
  52 extern void arm_init_cpu(cpu_data_t *args);
  53
  54 extern void arm_init_idle_cpu(cpu_data_t *args);
  55
  56 extern void init_cpu_timebase(boolean_t enable_fiq);
  57
  58 #define cpu_pause() do {} while (0)     /* Not for this architecture */
  59
  60 #endif /* _ARM_MACHINE_CPU_H_ */