osfmk/i386/machine_routines.h

   1 /*
   2  * Copyright (c) 2000 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 _I386_MACHINE_ROUTINES_H_
  27 #define _I386_MACHINE_ROUTINES_H_
  28
  29 #include <mach/mach_types.h>
  30 #include <mach/boolean.h>
  31 #include <kern/kern_types.h>
  32 #include <pexpert/pexpert.h>
  33
  34 #include <sys/appleapiopts.h>
  35
  36 /* Interrupt handling */
  37
  38 /* Get Interrupts Enabled */
  39 boolean_t ml_get_interrupts_enabled(void);
  40
  41 /* Set Interrupts Enabled */
  42 boolean_t ml_set_interrupts_enabled(boolean_t enable);
  43
  44 /* Check if running at interrupt context */
  45 boolean_t ml_at_interrupt_context(void);
  46
  47 /* Generate a fake interrupt */
  48 void ml_cause_interrupt(void);
  49
  50 void ml_get_timebase(unsigned long long *timestamp);
  51
  52 /* Type for the IPI Hander */
  53 typedef void (*ipi_handler_t)(void);
  54
  55 /* Register a processor */
  56 kern_return_t ml_processor_register(
  57         cpu_id_t cpu_id,
  58         vm_offset_t start_paddr,
  59         processor_t *processor,
  60         ipi_handler_t *ipi_handler,
  61         boolean_t boot_cpu);
  62
  63 /* Initialize Interrupts */
  64 void ml_install_interrupt_handler(
  65     void *nub,
  66     int source,
  67     void *target,
  68     IOInterruptHandler handler,
  69     void *refCon);
  70
  71 #ifdef __APPLE_API_UNSTABLE
  72 vm_offset_t
  73 ml_static_ptovirt(
  74         vm_offset_t);
  75
  76 void ml_static_mfree(
  77         vm_offset_t,
  78         vm_size_t);
  79
  80 /* virtual to physical on wired pages */
  81 vm_offset_t ml_vtophys(
  82         vm_offset_t vaddr);
  83
  84 #endif /* __APPLE_API_UNSTABLE */
  85
  86 #ifdef __APPLE_API_PRIVATE
  87 #if     defined(PEXPERT_KERNEL_PRIVATE) || defined(MACH_KERNEL_PRIVATE)
  88 /* IO memory map services */
  89
  90 /* Map memory map IO space */
  91 vm_offset_t ml_io_map(
  92         vm_offset_t phys_addr,
  93         vm_size_t size);
  94
  95 /* boot memory allocation */
  96 vm_offset_t ml_static_malloc(
  97         vm_size_t size);
  98
  99 #endif /* PEXPERT_KERNEL_PRIVATE || MACH_KERNEL_PRIVATE  */
 100
 101 #ifdef  MACH_KERNEL_PRIVATE
 102 /* check pending timers */
 103 #define machine_clock_assist()
 104
 105 void machine_idle(void);
 106
 107 void machine_signal_idle(
 108         processor_t processor);
 109 #endif /* MACH_KERNEL_PRIVATE */
 110
 111 void ml_thread_policy(
 112         thread_t thread,
 113         unsigned policy_id,
 114         unsigned policy_info);
 115
 116 #define MACHINE_GROUP                                   0x00000001
 117 #define MACHINE_NETWORK_GROUP                   0x10000000
 118 #define MACHINE_NETWORK_WORKLOOP                0x00000001
 119 #define MACHINE_NETWORK_NETISR                  0x00000002
 120
 121 #endif /* __APPLE_API_PRIVATE */
 122
 123 #endif /* _I386_MACHINE_ROUTINES_H_ */