1 /****************************************************************************** 2 * 3 * Name: aclinux.h - OS specific defines, etc. for Linux 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2015, 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 /* Compile for reduced hardware mode only with this kernel config */ 68 69 #ifdef CONFIG_ACPI_REDUCED_HARDWARE_ONLY 70 #define ACPI_REDUCED_HARDWARE 1 71 #endif 72 73 #include <linux/string.h> 74 #include <linux/kernel.h> 75 #include <linux/ctype.h> 76 #include <linux/sched.h> 77 #include <linux/atomic.h> 78 #include <linux/math64.h> 79 #include <linux/slab.h> 80 #include <linux/spinlock_types.h> 81 #ifdef EXPORT_ACPI_INTERFACES 82 #include <linux/export.h> 83 #endif 84 #ifdef CONFIG_ACPI 85 #include <asm/acenv.h> 86 #endif 87 88 #ifndef CONFIG_ACPI 89 90 /* External globals for __KERNEL__, stubs is needed */ 91 92 #define ACPI_GLOBAL(t,a) 93 #define ACPI_INIT_GLOBAL(t,a,b) 94 95 /* Generating stubs for configurable ACPICA macros */ 96 97 #define ACPI_NO_MEM_ALLOCATIONS 98 99 /* Generating stubs for configurable ACPICA functions */ 100 101 #define ACPI_NO_ERROR_MESSAGES 102 #undef ACPI_DEBUG_OUTPUT 103 104 /* External interface for __KERNEL__, stub is needed */ 105 106 #define ACPI_EXTERNAL_RETURN_STATUS(Prototype) \ 107 static ACPI_INLINE Prototype {return(AE_NOT_CONFIGURED);} 108 #define ACPI_EXTERNAL_RETURN_OK(Prototype) \ 109 static ACPI_INLINE Prototype {return(AE_OK);} 110 #define ACPI_EXTERNAL_RETURN_VOID(Prototype) \ 111 static ACPI_INLINE Prototype {return;} 112 #define ACPI_EXTERNAL_RETURN_UINT32(Prototype) \ 113 static ACPI_INLINE Prototype {return(0);} 114 #define ACPI_EXTERNAL_RETURN_PTR(Prototype) \ 115 static ACPI_INLINE Prototype {return(NULL);} 116 117 #endif /* CONFIG_ACPI */ 118 119 /* Host-dependent types and defines for in-kernel ACPICA */ 120 121 #define ACPI_MACHINE_WIDTH BITS_PER_LONG 122 #define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol); 123 #define strtoul simple_strtoul 124 125 #define ACPI_CACHE_T struct kmem_cache 126 #define ACPI_SPINLOCK spinlock_t * 127 #define ACPI_CPU_FLAGS unsigned long 128 129 /* Use native linux version of AcpiOsAllocateZeroed */ 130 131 #define USE_NATIVE_ALLOCATE_ZEROED 132 133 /* 134 * Overrides for in-kernel ACPICA 135 */ 136 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsInitialize 137 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsTerminate 138 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsAllocate 139 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsAllocateZeroed 140 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsFree 141 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsAcquireObject 142 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetThreadId 143 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsCreateLock 144 145 /* 146 * OSL interfaces used by debugger/disassembler 147 */ 148 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsReadable 149 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsWritable 150 151 /* 152 * OSL interfaces used by utilities 153 */ 154 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsRedirectOutput 155 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetLine 156 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetTableByName 157 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetTableByIndex 158 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetTableByAddress 159 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsOpenDirectory 160 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetNextFilename 161 #define ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsCloseDirectory 162 163 #else /* !__KERNEL__ */ 164 165 #include <stdarg.h> 166 #include <string.h> 167 #include <stdlib.h> 168 #include <ctype.h> 169 #include <unistd.h> 170 171 /* Define/disable kernel-specific declarators */ 172 173 #ifndef __init 174 #define __init 175 #endif 176 177 /* Host-dependent types and defines for user-space ACPICA */ 178 179 #define ACPI_FLUSH_CPU_CACHE() 180 #define ACPI_CAST_PTHREAD_T(Pthread) ((ACPI_THREAD_ID) (Pthread)) 181 182 #if defined(__ia64__) || defined(__x86_64__) ||\ 183 defined(__aarch64__) || defined(__PPC64__) 184 #define ACPI_MACHINE_WIDTH 64 185 #define COMPILER_DEPENDENT_INT64 long 186 #define COMPILER_DEPENDENT_UINT64 unsigned long 187 #else 188 #define ACPI_MACHINE_WIDTH 32 189 #define COMPILER_DEPENDENT_INT64 long long 190 #define COMPILER_DEPENDENT_UINT64 unsigned long long 191 #define ACPI_USE_NATIVE_DIVIDE 192 #endif 193 194 #ifndef __cdecl 195 #define __cdecl 196 #endif 197 198 #endif /* __KERNEL__ */ 199 200 /* Linux uses GCC */ 201 202 #include "acgcc.h" 203 204 #endif /* __ACLINUX_H__ */ 205