1/* 2 * Copyright (c) 2007 Apple 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 * 25 * File: mach/shared_region.h 26 * 27 * protos and struct definitions for shared region 28 */ 29 30#ifndef _MACH_SHARED_REGION_H_ 31#define _MACH_SHARED_REGION_H_ 32 33#include <sys/cdefs.h> 34#include <mach/vm_prot.h> 35#include <mach/vm_types.h> 36#include <mach/mach_types.h> 37 38#define SHARED_REGION_BASE_I386 0x90000000ULL 39#define SHARED_REGION_SIZE_I386 0x20000000ULL 40#define SHARED_REGION_NESTING_BASE_I386 0x90000000ULL 41#define SHARED_REGION_NESTING_SIZE_I386 0x20000000ULL 42#define SHARED_REGION_NESTING_MIN_I386 0x00200000ULL 43#define SHARED_REGION_NESTING_MAX_I386 0xFFE00000ULL 44 45#define SHARED_REGION_BASE_X86_64 0x00007FFF70000000ULL 46#define SHARED_REGION_SIZE_X86_64 0x000000008FE00000ULL 47#define SHARED_REGION_NESTING_BASE_X86_64 0x00007FFF80000000ULL 48#define SHARED_REGION_NESTING_SIZE_X86_64 0x0000000040000000ULL 49#define SHARED_REGION_NESTING_MIN_X86_64 0x0000000000200000ULL 50#define SHARED_REGION_NESTING_MAX_X86_64 0xFFFFFFFFFFE00000ULL 51 52#define SHARED_REGION_BASE_PPC 0x90000000ULL 53#define SHARED_REGION_SIZE_PPC 0x20000000ULL 54#define SHARED_REGION_NESTING_BASE_PPC 0x90000000ULL 55#define SHARED_REGION_NESTING_SIZE_PPC 0x10000000ULL 56#define SHARED_REGION_NESTING_MIN_PPC 0x10000000ULL 57#define SHARED_REGION_NESTING_MAX_PPC 0x10000000ULL 58 59#define SHARED_REGION_BASE_PPC64 0x00007FFF60000000ULL 60#define SHARED_REGION_SIZE_PPC64 0x00000000A0000000ULL 61#define SHARED_REGION_NESTING_BASE_PPC64 0x00007FFF60000000ULL 62#define SHARED_REGION_NESTING_SIZE_PPC64 0x00000000A0000000ULL 63#define SHARED_REGION_NESTING_MIN_PPC64 0x0000000010000000ULL 64#define SHARED_REGION_NESTING_MAX_PPC64 0x0000000010000000ULL 65 66#define SHARED_REGION_BASE_ARM 0x2C000000ULL 67#define SHARED_REGION_SIZE_ARM 0x14000000ULL 68#define SHARED_REGION_NESTING_BASE_ARM 0x2C000000ULL 69#define SHARED_REGION_NESTING_SIZE_ARM 0x14000000ULL 70#define SHARED_REGION_NESTING_MIN_ARM ? 71#define SHARED_REGION_NESTING_MAX_ARM ? 72 73#if defined(__i386__) 74#define SHARED_REGION_BASE SHARED_REGION_BASE_I386 75#define SHARED_REGION_SIZE SHARED_REGION_SIZE_I386 76#define SHARED_REGION_NESTING_BASE SHARED_REGION_NESTING_BASE_I386 77#define SHARED_REGION_NESTING_SIZE SHARED_REGION_NESTING_SIZE_I386 78#define SHARED_REGION_NESTING_MIN SHARED_REGION_NESTING_MIN_I386 79#define SHARED_REGION_NESTING_MAX SHARED_REGION_NESTING_MAX_I386 80#elif defined(__x86_64__) 81#define SHARED_REGION_BASE SHARED_REGION_BASE_X86_64 82#define SHARED_REGION_SIZE SHARED_REGION_SIZE_X86_64 83#define SHARED_REGION_NESTING_BASE SHARED_REGION_NESTING_BASE_X86_64 84#define SHARED_REGION_NESTING_SIZE SHARED_REGION_NESTING_SIZE_X86_64 85#define SHARED_REGION_NESTING_MIN SHARED_REGION_NESTING_MIN_X86_64 86#define SHARED_REGION_NESTING_MAX SHARED_REGION_NESTING_MAX_X86_64 87#endif 88 89#ifdef KERNEL_PRIVATE 90 91/* 92 * This is routine sets the current source of power. 93 * Arguments: 94 * 0 if it is external source (connected to power ) 95 * 1 if it is internal power source ie battery 96 */ 97 98void post_sys_powersource(int); 99 100#endif /* KERNEL_PRIVATE */ 101/* 102 * All shared_region_* declarations are a private interface 103 * between dyld and the kernel. 104 * 105 */ 106struct shared_file_mapping_np { 107 mach_vm_address_t sfm_address; 108 mach_vm_size_t sfm_size; 109 mach_vm_offset_t sfm_file_offset; 110 vm_prot_t sfm_max_prot; 111 vm_prot_t sfm_init_prot; 112}; 113#define VM_PROT_COW 0x8 /* must not interfere with normal prot assignments */ 114#define VM_PROT_ZF 0x10 /* must not interfere with normal prot assignments */ 115#define VM_PROT_SLIDE 0x20 /* must not interfere with normal prot assignments */ 116 117#ifndef KERNEL 118 119__BEGIN_DECLS 120int shared_region_check_np(uint64_t *startaddress); 121int shared_region_map_np(int fd, 122 uint32_t mappingCount, 123 const struct shared_file_mapping_np *mappings); 124int shared_region_slide_np(void); 125__END_DECLS 126 127#endif /* !KERNEL */ 128 129#endif /* _MACH_SHARED_REGION_H_ */ 130