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 #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 #define ACPI_INIT_FUNCTION __init 96 97 #ifndef CONFIG_ACPI 98 99 /* External globals for __KERNEL__, stubs is needed */ 100 101 #define ACPI_GLOBAL(t,a) 102 #define ACPI_INIT_GLOBAL(t,a,b) 103 104 /* Generating stubs for configurable ACPICA macros */ 105 106 #define ACPI_NO_MEM_ALLOCATIONS 107 108 /* Generating stubs for configurable ACPICA functions */ 109 110 #define ACPI_NO_ERROR_MESSAGES 111 #undef ACPI_DEBUG_OUTPUT 112 113 /* External interface for __KERNEL__, stub is needed */ 114 115 #define ACPI_EXTERNAL_RETURN_STATUS(prototype) \ 116 static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);} 117 #define ACPI_EXTERNAL_RETURN_OK(prototype) \ 118 static ACPI_INLINE prototype {return(AE_OK);} 119 #define ACPI_EXTERNAL_RETURN_VOID(prototype) \ 120 static ACPI_INLINE prototype {return;} 121 #define ACPI_EXTERNAL_RETURN_UINT32(prototype) \ 122 static ACPI_INLINE prototype {return(0);} 123 #define ACPI_EXTERNAL_RETURN_PTR(prototype) \ 124 static ACPI_INLINE prototype {return(NULL);} 125 126 #endif /* CONFIG_ACPI */ 127 128 /* Host-dependent types and defines for in-kernel ACPICA */ 129 130 #define ACPI_MACHINE_WIDTH BITS_PER_LONG 131 #define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol); 132 #define strtoul simple_strtoul 133 134 #define acpi_cache_t struct kmem_cache 135 #define acpi_spinlock spinlock_t * 136 #define acpi_cpu_flags unsigned long 137 138 /* Use native linux version of acpi_os_allocate_zeroed */ 139 140 #define USE_NATIVE_ALLOCATE_ZEROED 141 142 /* 143 * Overrides for in-kernel ACPICA 144 */ 145 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize 146 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate 147 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate 148 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate_zeroed 149 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_free 150 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_object 151 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_thread_id 152 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_lock 153 154 /* 155 * OSL interfaces used by debugger/disassembler 156 */ 157 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_readable 158 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_writable 159 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize_debugger 160 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate_debugger 161 162 /* 163 * OSL interfaces used by utilities 164 */ 165 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_redirect_output 166 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_name 167 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_index 168 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_address 169 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_open_directory 170 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_next_filename 171 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_close_directory 172 173 #define ACPI_MSG_ERROR KERN_ERR "ACPI Error: " 174 #define ACPI_MSG_EXCEPTION KERN_ERR "ACPI Exception: " 175 #define ACPI_MSG_WARNING KERN_WARNING "ACPI Warning: " 176 #define ACPI_MSG_INFO KERN_INFO "ACPI: " 177 178 #define ACPI_MSG_BIOS_ERROR KERN_ERR "ACPI BIOS Error (bug): " 179 #define ACPI_MSG_BIOS_WARNING KERN_WARNING "ACPI BIOS Warning (bug): " 180 181 #define ACPI_STRUCT_INIT(field, value) .field = value 182 183 #else /* !__KERNEL__ */ 184 185 #define ACPI_USE_STANDARD_HEADERS 186 187 #ifdef ACPI_USE_STANDARD_HEADERS 188 #include <unistd.h> 189 #endif 190 191 /* Define/disable kernel-specific declarators */ 192 193 #ifndef __init 194 #define __init 195 #endif 196 #ifndef __iomem 197 #define __iomem 198 #endif 199 200 /* Host-dependent types and defines for user-space ACPICA */ 201 202 #define ACPI_FLUSH_CPU_CACHE() 203 #define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread)) 204 205 #if defined(__ia64__) || defined(__x86_64__) ||\ 206 defined(__aarch64__) || defined(__PPC64__) ||\ 207 defined(__s390x__) 208 #define ACPI_MACHINE_WIDTH 64 209 #define COMPILER_DEPENDENT_INT64 long 210 #define COMPILER_DEPENDENT_UINT64 unsigned long 211 #else 212 #define ACPI_MACHINE_WIDTH 32 213 #define COMPILER_DEPENDENT_INT64 long long 214 #define COMPILER_DEPENDENT_UINT64 unsigned long long 215 #define ACPI_USE_NATIVE_DIVIDE 216 #endif 217 218 #ifndef __cdecl 219 #define __cdecl 220 #endif 221 222 #endif /* __KERNEL__ */ 223 224 #endif /* __ACLINUX_H__ */ 225