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 - 2021, 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_PCI 37 #define ACPI_PCI_CONFIGURED 38 #endif 39 40 #ifdef CONFIG_ACPI_REDUCED_HARDWARE_ONLY 41 #define ACPI_REDUCED_HARDWARE 1 42 #endif 43 44 #ifdef CONFIG_ACPI_DEBUGGER 45 #define ACPI_DEBUGGER 46 #endif 47 48 #ifdef CONFIG_ACPI_DEBUG 49 #define ACPI_MUTEX_DEBUG 50 #endif 51 52 #include <linux/string.h> 53 #include <linux/kernel.h> 54 #include <linux/ctype.h> 55 #include <linux/sched.h> 56 #include <linux/atomic.h> 57 #include <linux/math64.h> 58 #include <linux/slab.h> 59 #include <linux/spinlock_types.h> 60 #ifdef EXPORT_ACPI_INTERFACES 61 #include <linux/export.h> 62 #endif 63 #ifdef CONFIG_ACPI 64 #include <asm/acenv.h> 65 #endif 66 67 #define ACPI_INIT_FUNCTION __init 68 69 /* Use a specific bugging default separate from ACPICA */ 70 71 #undef ACPI_DEBUG_DEFAULT 72 #define ACPI_DEBUG_DEFAULT (ACPI_LV_INFO | ACPI_LV_REPAIR) 73 74 #ifndef CONFIG_ACPI 75 76 /* External globals for __KERNEL__, stubs is needed */ 77 78 #define ACPI_GLOBAL(t,a) 79 #define ACPI_INIT_GLOBAL(t,a,b) 80 81 /* Generating stubs for configurable ACPICA macros */ 82 83 #define ACPI_NO_MEM_ALLOCATIONS 84 85 /* Generating stubs for configurable ACPICA functions */ 86 87 #define ACPI_NO_ERROR_MESSAGES 88 #undef ACPI_DEBUG_OUTPUT 89 90 /* External interface for __KERNEL__, stub is needed */ 91 92 #define ACPI_EXTERNAL_RETURN_STATUS(prototype) \ 93 static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);} 94 #define ACPI_EXTERNAL_RETURN_OK(prototype) \ 95 static ACPI_INLINE prototype {return(AE_OK);} 96 #define ACPI_EXTERNAL_RETURN_VOID(prototype) \ 97 static ACPI_INLINE prototype {return;} 98 #define ACPI_EXTERNAL_RETURN_UINT32(prototype) \ 99 static ACPI_INLINE prototype {return(0);} 100 #define ACPI_EXTERNAL_RETURN_PTR(prototype) \ 101 static ACPI_INLINE prototype {return(NULL);} 102 103 #endif /* CONFIG_ACPI */ 104 105 /* Host-dependent types and defines for in-kernel ACPICA */ 106 107 #define ACPI_MACHINE_WIDTH BITS_PER_LONG 108 #define ACPI_USE_NATIVE_MATH64 109 #define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol); 110 #define strtoul simple_strtoul 111 112 #define acpi_cache_t struct kmem_cache 113 #define acpi_spinlock spinlock_t * 114 #define acpi_raw_spinlock raw_spinlock_t * 115 #define acpi_cpu_flags unsigned long 116 117 /* Use native linux version of acpi_os_allocate_zeroed */ 118 119 #define USE_NATIVE_ALLOCATE_ZEROED 120 121 /* Use logical addresses for accessing GPE registers in system memory */ 122 123 #define ACPI_GPE_USE_LOGICAL_ADDRESSES 124 125 /* 126 * Overrides for in-kernel ACPICA 127 */ 128 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize 129 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate 130 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate 131 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate_zeroed 132 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_free 133 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_object 134 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_thread_id 135 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_lock 136 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_raw_lock 137 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_delete_raw_lock 138 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_raw_lock 139 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_release_raw_lock 140 141 /* 142 * OSL interfaces used by debugger/disassembler 143 */ 144 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_readable 145 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_writable 146 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize_debugger 147 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate_debugger 148 149 /* 150 * OSL interfaces used by utilities 151 */ 152 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_redirect_output 153 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_name 154 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_index 155 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_address 156 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_open_directory 157 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_next_filename 158 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_close_directory 159 160 #define ACPI_MSG_ERROR KERN_ERR "ACPI Error: " 161 #define ACPI_MSG_EXCEPTION KERN_ERR "ACPI Exception: " 162 #define ACPI_MSG_WARNING KERN_WARNING "ACPI Warning: " 163 #define ACPI_MSG_INFO KERN_INFO "ACPI: " 164 165 #define ACPI_MSG_BIOS_ERROR KERN_ERR "ACPI BIOS Error (bug): " 166 #define ACPI_MSG_BIOS_WARNING KERN_WARNING "ACPI BIOS Warning (bug): " 167 168 /* 169 * Linux wants to use designated initializers for function pointer structs. 170 */ 171 #define ACPI_STRUCT_INIT(field, value) .field = value 172 173 #else /* !__KERNEL__ */ 174 175 #define ACPI_USE_STANDARD_HEADERS 176 177 #ifdef ACPI_USE_STANDARD_HEADERS 178 #include <unistd.h> 179 #endif 180 181 /* Define/disable kernel-specific declarators */ 182 183 #ifndef __init 184 #define __init 185 #endif 186 #ifndef __iomem 187 #define __iomem 188 #endif 189 190 /* Host-dependent types and defines for user-space ACPICA */ 191 192 #define ACPI_FLUSH_CPU_CACHE() 193 #define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread)) 194 195 #if defined(__ia64__) || (defined(__x86_64__) && !defined(__ILP32__)) ||\ 196 defined(__aarch64__) || defined(__PPC64__) ||\ 197 defined(__s390x__) ||\ 198 (defined(__riscv) && (defined(__LP64__) || defined(_LP64))) 199 #define ACPI_MACHINE_WIDTH 64 200 #define COMPILER_DEPENDENT_INT64 long 201 #define COMPILER_DEPENDENT_UINT64 unsigned long 202 #else 203 #define ACPI_MACHINE_WIDTH 32 204 #define COMPILER_DEPENDENT_INT64 long long 205 #define COMPILER_DEPENDENT_UINT64 unsigned long long 206 #define ACPI_USE_NATIVE_DIVIDE 207 #define ACPI_USE_NATIVE_MATH64 208 #endif 209 210 #ifndef __cdecl 211 #define __cdecl 212 #endif 213 214 #endif /* __KERNEL__ */ 215 216 #endif /* __ACLINUX_H__ */ 217