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, uint64_t hib_header_phys); 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 bool 60 wfe_to_deadline_or_interrupt(uint32_t cid, uint64_t wfe_deadline, cpu_data_t *cdp, bool unmask, bool check_cluster_recommendation); 61 #endif /* _ARM_MACHINE_CPU_H_ */ 62