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 #ifdef __KERNEL__ 63 64 #define ACPI_USE_SYSTEM_INTTYPES 65 66 /* Compile for reduced hardware mode only with this kernel config */ 67 68 #ifdef CONFIG_ACPI_REDUCED_HARDWARE_ONLY 69 #define ACPI_REDUCED_HARDWARE 1 70 #endif 71 72 #include <linux/string.h> 73 #include <linux/kernel.h> 74 #include <linux/ctype.h> 75 #include <linux/sched.h> 76 #include <linux/atomic.h> 77 #include <linux/math64.h> 78 #include <linux/slab.h> 79 #include <linux/spinlock_types.h> 80 #ifdef EXPORT_ACPI_INTERFACES 81 #include <linux/export.h> 82 #endif 83 #ifdef CONFIG_ACPI 84 #include <asm/acenv.h> 85 #endif 86 87 #ifndef CONFIG_ACPI 88 89 /* External globals for __KERNEL__, stubs is needed */ 90 91 #define ACPI_GLOBAL(t,a) 92 #define ACPI_INIT_GLOBAL(t,a,b) 93 94 /* Generating stubs for configurable ACPICA macros */ 95 96 #define ACPI_NO_MEM_ALLOCATIONS 97 98 /* Generating stubs for configurable ACPICA functions */ 99 100 #define ACPI_NO_ERROR_MESSAGES 101 #undef ACPI_DEBUG_OUTPUT 102 103 /* External interface for __KERNEL__, stub is needed */ 104 105 #define ACPI_EXTERNAL_RETURN_STATUS(prototype) \ 106 static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);} 107 #define ACPI_EXTERNAL_RETURN_OK(prototype) \ 108 static ACPI_INLINE prototype {return(AE_OK);} 109 #define ACPI_EXTERNAL_RETURN_VOID(prototype) \ 110 static ACPI_INLINE prototype {return;} 111 #define ACPI_EXTERNAL_RETURN_UINT32(prototype) \ 112 static ACPI_INLINE prototype {return(0);} 113 #define ACPI_EXTERNAL_RETURN_PTR(prototype) \ 114 static ACPI_INLINE prototype {return(NULL);} 115 116 #endif /* CONFIG_ACPI */ 117 118 /* Host-dependent types and defines for in-kernel ACPICA */ 119 120 #define ACPI_MACHINE_WIDTH BITS_PER_LONG 121 #define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol); 122 #define strtoul simple_strtoul 123 124 #define acpi_cache_t struct kmem_cache 125 #define acpi_spinlock spinlock_t * 126 #define acpi_cpu_flags unsigned long 127 128 /* Use native linux version of acpi_os_allocate_zeroed */ 129 130 #define USE_NATIVE_ALLOCATE_ZEROED 131 132 /* 133 * Overrides for in-kernel ACPICA 134 */ 135 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize 136 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate 137 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate 138 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate_zeroed 139 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_free 140 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_object 141 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_thread_id 142 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_lock 143 144 /* 145 * OSL interfaces used by debugger/disassembler 146 */ 147 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_readable 148 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_writable 149 150 /* 151 * OSL interfaces used by utilities 152 */ 153 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_redirect_output 154 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_line 155 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_name 156 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_index 157 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_address 158 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_open_directory 159 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_next_filename 160 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_close_directory 161 162 #else /* !__KERNEL__ */ 163 164 #include <stdarg.h> 165 #include <string.h> 166 #include <stdlib.h> 167 #include <ctype.h> 168 #include <unistd.h> 169 170 /* Define/disable kernel-specific declarators */ 171 172 #ifndef __init 173 #define __init 174 #endif 175 176 /* Host-dependent types and defines for user-space ACPICA */ 177 178 #define ACPI_FLUSH_CPU_CACHE() 179 #define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread)) 180 181 #if defined(__ia64__) || defined(__x86_64__) ||\ 182 defined(__aarch64__) || defined(__PPC64__) 183 #define ACPI_MACHINE_WIDTH 64 184 #define COMPILER_DEPENDENT_INT64 long 185 #define COMPILER_DEPENDENT_UINT64 unsigned long 186 #else 187 #define ACPI_MACHINE_WIDTH 32 188 #define COMPILER_DEPENDENT_INT64 long long 189 #define COMPILER_DEPENDENT_UINT64 unsigned long long 190 #define ACPI_USE_NATIVE_DIVIDE 191 #endif 192 193 #ifndef __cdecl 194 #define __cdecl 195 #endif 196 197 #endif /* __KERNEL__ */ 198 199 /* Linux uses GCC */ 200 201 #include <acpi/platform/acgcc.h> 202 203 #endif /* __ACLINUX_H__ */ 204