1 /****************************************************************************** 2 * 3 * Name: aclinux.h - OS specific defines, etc. for Linux 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2017, 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 63 #ifdef __KERNEL__ 64 65 #define ACPI_USE_SYSTEM_INTTYPES 66 67 /* Kernel specific ACPICA configuration */ 68 69 #ifdef CONFIG_ACPI_REDUCED_HARDWARE_ONLY 70 #define ACPI_REDUCED_HARDWARE 1 71 #endif 72 73 #ifdef CONFIG_ACPI_DEBUGGER 74 #define ACPI_DEBUGGER 75 #endif 76 77 #ifdef CONFIG_ACPI_DEBUG 78 #define ACPI_MUTEX_DEBUG 79 #endif 80 81 #include <linux/string.h> 82 #include <linux/kernel.h> 83 #include <linux/ctype.h> 84 #include <linux/sched.h> 85 #include <linux/atomic.h> 86 #include <linux/math64.h> 87 #include <linux/slab.h> 88 #include <linux/spinlock_types.h> 89 #ifdef EXPORT_ACPI_INTERFACES 90 #include <linux/export.h> 91 #endif 92 #ifdef CONFIG_ACPI 93 #include <asm/acenv.h> 94 #endif 95 96 #define ACPI_INIT_FUNCTION __init 97 98 #ifndef CONFIG_ACPI 99 100 /* External globals for __KERNEL__, stubs is needed */ 101 102 #define ACPI_GLOBAL(t,a) 103 #define ACPI_INIT_GLOBAL(t,a,b) 104 105 /* Generating stubs for configurable ACPICA macros */ 106 107 #define ACPI_NO_MEM_ALLOCATIONS 108 109 /* Generating stubs for configurable ACPICA functions */ 110 111 #define ACPI_NO_ERROR_MESSAGES 112 #undef ACPI_DEBUG_OUTPUT 113 114 /* External interface for __KERNEL__, stub is needed */ 115 116 #define ACPI_EXTERNAL_RETURN_STATUS(Prototype) \ 117 static ACPI_INLINE Prototype {return(AE_NOT_CONFIGURED);} 118 #define ACPI_EXTERNAL_RETURN_OK(Prototype) \ 119 static ACPI_INLINE Prototype {return(AE_OK);} 120 #define ACPI_EXTERNAL_RETURN_VOID(Prototype) \ 121 static ACPI_INLINE Prototype {return;} 122 #define ACPI_EXTERNAL_RETURN_UINT32(Prototype) \ 123 static ACPI_INLINE Prototype {return(0);} 124 #define ACPI_EXTERNAL_RETURN_PTR(Prototype) \ 125 static ACPI_INLINE Prototype {return(NULL);} 126 127 #endif /* CONFIG_ACPI */ 128 129 /* Host-dependent types and defines for in-kernel ACPICA */ 130 131 #define ACPI_MACHINE_WIDTH BITS_PER_LONG 132 #define ACPI_USE_NATIVE_MATH64 133 #define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol); 134 #define strtoul simple_strtoul 135 136 #define ACPI_CACHE_T struct kmem_cache 137 #define ACPI_SPINLOCK spinlock_t * 138 #define ACPI_CPU_FLAGS unsigned long 139 140 /* Use native linux version of AcpiOsAllocateZeroed */ 141 142 #define USE_NATIVE_ALLOCATE_ZEROED 143 144 /* 145 * Overrides for in-kernel ACPICA 146 */ 147 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsInitialize 148 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsTerminate 149 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsAllocate 150 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsAllocateZeroed 151 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsFree 152 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsAcquireObject 153 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetThreadId 154 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsCreateLock 155 156 /* 157 * OSL interfaces used by debugger/disassembler 158 */ 159 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsReadable 160 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsWritable 161 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsInitializeDebugger 162 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsTerminateDebugger 163 164 /* 165 * OSL interfaces used by utilities 166 */ 167 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsRedirectOutput 168 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetTableByName 169 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetTableByIndex 170 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetTableByAddress 171 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsOpenDirectory 172 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetNextFilename 173 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsCloseDirectory 174 175 #define ACPI_MSG_ERROR KERN_ERR "ACPI Error: " 176 #define ACPI_MSG_EXCEPTION KERN_ERR "ACPI Exception: " 177 #define ACPI_MSG_WARNING KERN_WARNING "ACPI Warning: " 178 #define ACPI_MSG_INFO KERN_INFO "ACPI: " 179 180 #define ACPI_MSG_BIOS_ERROR KERN_ERR "ACPI BIOS Error (bug): " 181 #define ACPI_MSG_BIOS_WARNING KERN_WARNING "ACPI BIOS Warning (bug): " 182 183 /* 184 * Linux wants to use designated initializers for function pointer structs. 185 */ 186 #define ACPI_STRUCT_INIT(field, value) .field = value 187 188 #else /* !__KERNEL__ */ 189 190 #define ACPI_USE_STANDARD_HEADERS 191 192 #ifdef ACPI_USE_STANDARD_HEADERS 193 #include <unistd.h> 194 #endif 195 196 /* Define/disable kernel-specific declarators */ 197 198 #ifndef __init 199 #define __init 200 #endif 201 #ifndef __iomem 202 #define __iomem 203 #endif 204 205 /* Host-dependent types and defines for user-space ACPICA */ 206 207 #define ACPI_FLUSH_CPU_CACHE() 208 #define ACPI_CAST_PTHREAD_T(Pthread) ((ACPI_THREAD_ID) (Pthread)) 209 210 #if defined(__ia64__) || defined(__x86_64__) ||\ 211 defined(__aarch64__) || defined(__PPC64__) ||\ 212 defined(__s390x__) 213 #define ACPI_MACHINE_WIDTH 64 214 #define COMPILER_DEPENDENT_INT64 long 215 #define COMPILER_DEPENDENT_UINT64 unsigned long 216 #else 217 #define ACPI_MACHINE_WIDTH 32 218 #define COMPILER_DEPENDENT_INT64 long long 219 #define COMPILER_DEPENDENT_UINT64 unsigned long long 220 #define ACPI_USE_NATIVE_DIVIDE 221 #define ACPI_USE_NATIVE_MATH64 222 #endif 223 224 #ifndef __cdecl 225 #define __cdecl 226 #endif 227 228 #endif /* __KERNEL__ */ 229 230 #endif /* __ACLINUX_H__ */ 231