1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ 2 /****************************************************************************** 3 * 4 * Name: aclinux.h - OS specific defines, etc. for Linux 5 * 6 * Copyright (C) 2000 - 2018, Intel Corp. 7 * 8 *****************************************************************************/ 9 10 #ifndef __ACLINUX_H__ 11 #define __ACLINUX_H__ 12 13 #ifdef __KERNEL__ 14 15 /* ACPICA external files should not include ACPICA headers directly. */ 16 17 #if !defined(BUILDING_ACPICA) && !defined(_LINUX_ACPI_H) 18 #error "Please don't include <acpi/acpi.h> directly, include <linux/acpi.h> instead." 19 #endif 20 21 #endif 22 23 /* Common (in-kernel/user-space) ACPICA configuration */ 24 25 #define ACPI_USE_SYSTEM_CLIBRARY 26 #define ACPI_USE_DO_WHILE_0 27 #define ACPI_IGNORE_PACKAGE_RESOLUTION_ERRORS 28 29 #ifdef __KERNEL__ 30 31 #define ACPI_USE_SYSTEM_INTTYPES 32 #define ACPI_USE_GPE_POLLING 33 34 /* Kernel specific ACPICA configuration */ 35 36 #ifdef CONFIG_ACPI_REDUCED_HARDWARE_ONLY 37 #define ACPI_REDUCED_HARDWARE 1 38 #endif 39 40 #ifdef CONFIG_ACPI_DEBUGGER 41 #define ACPI_DEBUGGER 42 #endif 43 44 #ifdef CONFIG_ACPI_DEBUG 45 #define ACPI_MUTEX_DEBUG 46 #endif 47 48 #include <linux/string.h> 49 #include <linux/kernel.h> 50 #include <linux/ctype.h> 51 #include <linux/sched.h> 52 #include <linux/atomic.h> 53 #include <linux/math64.h> 54 #include <linux/slab.h> 55 #include <linux/spinlock_types.h> 56 #ifdef EXPORT_ACPI_INTERFACES 57 #include <linux/export.h> 58 #endif 59 #ifdef CONFIG_ACPI 60 #include <asm/acenv.h> 61 #endif 62 63 #define ACPI_INIT_FUNCTION __init 64 65 #ifndef CONFIG_ACPI 66 67 /* External globals for __KERNEL__, stubs is needed */ 68 69 #define ACPI_GLOBAL(t,a) 70 #define ACPI_INIT_GLOBAL(t,a,b) 71 72 /* Generating stubs for configurable ACPICA macros */ 73 74 #define ACPI_NO_MEM_ALLOCATIONS 75 76 /* Generating stubs for configurable ACPICA functions */ 77 78 #define ACPI_NO_ERROR_MESSAGES 79 #undef ACPI_DEBUG_OUTPUT 80 81 /* External interface for __KERNEL__, stub is needed */ 82 83 #define ACPI_EXTERNAL_RETURN_STATUS(prototype) \ 84 static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);} 85 #define ACPI_EXTERNAL_RETURN_OK(prototype) \ 86 static ACPI_INLINE prototype {return(AE_OK);} 87 #define ACPI_EXTERNAL_RETURN_VOID(prototype) \ 88 static ACPI_INLINE prototype {return;} 89 #define ACPI_EXTERNAL_RETURN_UINT32(prototype) \ 90 static ACPI_INLINE prototype {return(0);} 91 #define ACPI_EXTERNAL_RETURN_PTR(prototype) \ 92 static ACPI_INLINE prototype {return(NULL);} 93 94 #endif /* CONFIG_ACPI */ 95 96 /* Host-dependent types and defines for in-kernel ACPICA */ 97 98 #define ACPI_MACHINE_WIDTH BITS_PER_LONG 99 #define ACPI_USE_NATIVE_MATH64 100 #define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol); 101 #define strtoul simple_strtoul 102 103 #define acpi_cache_t struct kmem_cache 104 #define acpi_spinlock spinlock_t * 105 #define acpi_cpu_flags unsigned long 106 107 /* Use native linux version of acpi_os_allocate_zeroed */ 108 109 #define USE_NATIVE_ALLOCATE_ZEROED 110 111 /* 112 * Overrides for in-kernel ACPICA 113 */ 114 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize 115 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate 116 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate 117 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate_zeroed 118 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_free 119 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_object 120 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_thread_id 121 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_lock 122 123 /* 124 * OSL interfaces used by debugger/disassembler 125 */ 126 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_readable 127 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_writable 128 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize_debugger 129 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate_debugger 130 131 /* 132 * OSL interfaces used by utilities 133 */ 134 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_redirect_output 135 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_name 136 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_index 137 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_address 138 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_open_directory 139 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_next_filename 140 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_close_directory 141 142 #define ACPI_MSG_ERROR KERN_ERR "ACPI Error: " 143 #define ACPI_MSG_EXCEPTION KERN_ERR "ACPI Exception: " 144 #define ACPI_MSG_WARNING KERN_WARNING "ACPI Warning: " 145 #define ACPI_MSG_INFO KERN_INFO "ACPI: " 146 147 #define ACPI_MSG_BIOS_ERROR KERN_ERR "ACPI BIOS Error (bug): " 148 #define ACPI_MSG_BIOS_WARNING KERN_WARNING "ACPI BIOS Warning (bug): " 149 150 /* 151 * Linux wants to use designated initializers for function pointer structs. 152 */ 153 #define ACPI_STRUCT_INIT(field, value) .field = value 154 155 #else /* !__KERNEL__ */ 156 157 #define ACPI_USE_STANDARD_HEADERS 158 159 #ifdef ACPI_USE_STANDARD_HEADERS 160 #include <unistd.h> 161 #endif 162 163 /* Define/disable kernel-specific declarators */ 164 165 #ifndef __init 166 #define __init 167 #endif 168 #ifndef __iomem 169 #define __iomem 170 #endif 171 172 /* Host-dependent types and defines for user-space ACPICA */ 173 174 #define ACPI_FLUSH_CPU_CACHE() 175 #define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread)) 176 177 #if defined(__ia64__) || (defined(__x86_64__) && !defined(__ILP32__)) ||\ 178 defined(__aarch64__) || defined(__PPC64__) ||\ 179 defined(__s390x__) 180 #define ACPI_MACHINE_WIDTH 64 181 #define COMPILER_DEPENDENT_INT64 long 182 #define COMPILER_DEPENDENT_UINT64 unsigned long 183 #else 184 #define ACPI_MACHINE_WIDTH 32 185 #define COMPILER_DEPENDENT_INT64 long long 186 #define COMPILER_DEPENDENT_UINT64 unsigned long long 187 #define ACPI_USE_NATIVE_DIVIDE 188 #define ACPI_USE_NATIVE_MATH64 189 #endif 190 191 #ifndef __cdecl 192 #define __cdecl 193 #endif 194 195 #endif /* __KERNEL__ */ 196 197 #endif /* __ACLINUX_H__ */ 198