1 /****************************************************************************** 2 * 3 * Name: aclinux.h - OS specific defines, etc. for Linux 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2016, Intel Corp. 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions, and the following disclaimer, 16 * without modification. 17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 18 * substantially similar to the "NO WARRANTY" disclaimer below 19 * ("Disclaimer") and any redistribution must be conditioned upon 20 * including a substantially similar Disclaimer requirement for further 21 * binary redistribution. 22 * 3. Neither the names of the above-listed copyright holders nor the names 23 * of any contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * Alternatively, this software may be distributed under the terms of the 27 * GNU General Public License ("GPL") version 2 as published by the Free 28 * Software Foundation. 29 * 30 * NO WARRANTY 31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 41 * POSSIBILITY OF SUCH DAMAGES. 42 */ 43 44 #ifndef __ACLINUX_H__ 45 #define __ACLINUX_H__ 46 47 #ifdef __KERNEL__ 48 49 /* ACPICA external files should not include ACPICA headers directly. */ 50 51 #if !defined(BUILDING_ACPICA) && !defined(_LINUX_ACPI_H) 52 #error "Please don't include <acpi/acpi.h> directly, include <linux/acpi.h> instead." 53 #endif 54 55 #endif 56 57 /* Common (in-kernel/user-space) ACPICA configuration */ 58 59 #define ACPI_USE_SYSTEM_CLIBRARY 60 #define ACPI_USE_DO_WHILE_0 61 62 #ifdef __KERNEL__ 63 64 #define ACPI_USE_SYSTEM_INTTYPES 65 66 /* Kernel specific ACPICA configuration */ 67 68 #ifdef CONFIG_ACPI_REDUCED_HARDWARE_ONLY 69 #define ACPI_REDUCED_HARDWARE 1 70 #endif 71 72 #ifdef CONFIG_ACPI_DEBUGGER 73 #define ACPI_DEBUGGER 74 #endif 75 76 #ifdef CONFIG_ACPI_DEBUG 77 #define ACPI_MUTEX_DEBUG 78 #endif 79 80 #include <linux/string.h> 81 #include <linux/kernel.h> 82 #include <linux/ctype.h> 83 #include <linux/sched.h> 84 #include <linux/atomic.h> 85 #include <linux/math64.h> 86 #include <linux/slab.h> 87 #include <linux/spinlock_types.h> 88 #ifdef EXPORT_ACPI_INTERFACES 89 #include <linux/export.h> 90 #endif 91 #ifdef CONFIG_ACPI 92 #include <asm/acenv.h> 93 #endif 94 95 #ifndef CONFIG_ACPI 96 97 /* External globals for __KERNEL__, stubs is needed */ 98 99 #define ACPI_GLOBAL(t,a) 100 #define ACPI_INIT_GLOBAL(t,a,b) 101 102 /* Generating stubs for configurable ACPICA macros */ 103 104 #define ACPI_NO_MEM_ALLOCATIONS 105 106 /* Generating stubs for configurable ACPICA functions */ 107 108 #define ACPI_NO_ERROR_MESSAGES 109 #undef ACPI_DEBUG_OUTPUT 110 111 /* External interface for __KERNEL__, stub is needed */ 112 113 #define ACPI_EXTERNAL_RETURN_STATUS(prototype) \ 114 static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);} 115 #define ACPI_EXTERNAL_RETURN_OK(prototype) \ 116 static ACPI_INLINE prototype {return(AE_OK);} 117 #define ACPI_EXTERNAL_RETURN_VOID(prototype) \ 118 static ACPI_INLINE prototype {return;} 119 #define ACPI_EXTERNAL_RETURN_UINT32(prototype) \ 120 static ACPI_INLINE prototype {return(0);} 121 #define ACPI_EXTERNAL_RETURN_PTR(prototype) \ 122 static ACPI_INLINE prototype {return(NULL);} 123 124 #endif /* CONFIG_ACPI */ 125 126 /* Host-dependent types and defines for in-kernel ACPICA */ 127 128 #define ACPI_MACHINE_WIDTH BITS_PER_LONG 129 #define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol); 130 #define strtoul simple_strtoul 131 132 #define acpi_cache_t struct kmem_cache 133 #define acpi_spinlock spinlock_t * 134 #define acpi_cpu_flags unsigned long 135 136 /* Use native linux version of acpi_os_allocate_zeroed */ 137 138 #define USE_NATIVE_ALLOCATE_ZEROED 139 140 /* 141 * Overrides for in-kernel ACPICA 142 */ 143 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize 144 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate 145 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate 146 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate_zeroed 147 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_free 148 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_object 149 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_thread_id 150 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_lock 151 152 /* 153 * OSL interfaces used by debugger/disassembler 154 */ 155 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_readable 156 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_writable 157 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize_command_signals 158 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate_command_signals 159 160 /* 161 * OSL interfaces used by utilities 162 */ 163 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_redirect_output 164 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_name 165 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_index 166 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_address 167 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_open_directory 168 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_next_filename 169 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_close_directory 170 171 #define ACPI_MSG_ERROR KERN_ERR "ACPI Error: " 172 #define ACPI_MSG_EXCEPTION KERN_ERR "ACPI Exception: " 173 #define ACPI_MSG_WARNING KERN_WARNING "ACPI Warning: " 174 #define ACPI_MSG_INFO KERN_INFO "ACPI: " 175 176 #define ACPI_MSG_BIOS_ERROR KERN_ERR "ACPI BIOS Error (bug): " 177 #define ACPI_MSG_BIOS_WARNING KERN_WARNING "ACPI BIOS Warning (bug): " 178 179 #else /* !__KERNEL__ */ 180 181 #include <stdarg.h> 182 #include <string.h> 183 #include <stdlib.h> 184 #include <ctype.h> 185 #include <unistd.h> 186 187 /* Define/disable kernel-specific declarators */ 188 189 #ifndef __init 190 #define __init 191 #endif 192 193 /* Host-dependent types and defines for user-space ACPICA */ 194 195 #define ACPI_FLUSH_CPU_CACHE() 196 #define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread)) 197 198 #if defined(__ia64__) || defined(__x86_64__) ||\ 199 defined(__aarch64__) || defined(__PPC64__) 200 #define ACPI_MACHINE_WIDTH 64 201 #define COMPILER_DEPENDENT_INT64 long 202 #define COMPILER_DEPENDENT_UINT64 unsigned long 203 #else 204 #define ACPI_MACHINE_WIDTH 32 205 #define COMPILER_DEPENDENT_INT64 long long 206 #define COMPILER_DEPENDENT_UINT64 unsigned long long 207 #define ACPI_USE_NATIVE_DIVIDE 208 #endif 209 210 #ifndef __cdecl 211 #define __cdecl 212 #endif 213 214 #endif /* __KERNEL__ */ 215 216 /* Linux uses GCC */ 217 218 #include <acpi/platform/acgcc.h> 219 220 #endif /* __ACLINUX_H__ */ 221