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 - 2023, 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 do not 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 #define acpi_uintptr_t uintptr_t 118 119 #define ACPI_TO_INTEGER(p) ((uintptr_t)(p)) 120 #define ACPI_OFFSET(d, f) offsetof(d, f) 121 122 /* Use native linux version of acpi_os_allocate_zeroed */ 123 124 #define USE_NATIVE_ALLOCATE_ZEROED 125 126 /* Use logical addresses for accessing GPE registers in system memory */ 127 128 #define ACPI_GPE_USE_LOGICAL_ADDRESSES 129 130 /* 131 * Overrides for in-kernel ACPICA 132 */ 133 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize 134 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate 135 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate 136 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate_zeroed 137 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_free 138 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_object 139 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_thread_id 140 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_lock 141 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_raw_lock 142 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_delete_raw_lock 143 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_raw_lock 144 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_release_raw_lock 145 146 /* 147 * OSL interfaces used by debugger/disassembler 148 */ 149 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_readable 150 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_writable 151 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize_debugger 152 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate_debugger 153 154 /* 155 * OSL interfaces used by utilities 156 */ 157 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_redirect_output 158 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_name 159 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_index 160 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_address 161 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_open_directory 162 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_next_filename 163 #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_close_directory 164 165 #define ACPI_MSG_ERROR KERN_ERR "ACPI Error: " 166 #define ACPI_MSG_EXCEPTION KERN_ERR "ACPI Exception: " 167 #define ACPI_MSG_WARNING KERN_WARNING "ACPI Warning: " 168 #define ACPI_MSG_INFO KERN_INFO "ACPI: " 169 170 #define ACPI_MSG_BIOS_ERROR KERN_ERR "ACPI BIOS Error (bug): " 171 #define ACPI_MSG_BIOS_WARNING KERN_WARNING "ACPI BIOS Warning (bug): " 172 173 /* 174 * Linux wants to use designated initializers for function pointer structs. 175 */ 176 #define ACPI_STRUCT_INIT(field, value) .field = value 177 178 #else /* !__KERNEL__ */ 179 180 #define ACPI_USE_STANDARD_HEADERS 181 182 #ifdef ACPI_USE_STANDARD_HEADERS 183 #include <stddef.h> 184 #include <unistd.h> 185 #include <stdint.h> 186 187 #define ACPI_OFFSET(d, f) offsetof(d, f) 188 #endif 189 190 /* Define/disable kernel-specific declarators */ 191 192 #ifndef __init 193 #define __init 194 #endif 195 #ifndef __iomem 196 #define __iomem 197 #endif 198 199 /* Host-dependent types and defines for user-space ACPICA */ 200 201 #define ACPI_FLUSH_CPU_CACHE() 202 #define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread)) 203 204 #if defined(__ia64__) || (defined(__x86_64__) && !defined(__ILP32__)) ||\ 205 defined(__aarch64__) || defined(__PPC64__) ||\ 206 defined(__s390x__) || defined(__loongarch__) ||\ 207 (defined(__riscv) && (defined(__LP64__) || defined(_LP64))) 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 #define ACPI_USE_NATIVE_MATH64 217 #endif 218 219 #ifndef __cdecl 220 #define __cdecl 221 #endif 222 223 #endif /* __KERNEL__ */ 224 225 #endif /* __ACLINUX_H__ */ 226