1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2 /******************************************************************************
4 * Name: aclinux.h - OS specific defines, etc. for Linux
6 * Copyright (C) 2000 - 2021, Intel Corp.
8 *****************************************************************************/
15 /* ACPICA external files should not include ACPICA headers directly. */
17 #if !defined(BUILDING_ACPICA) && !defined(_LINUX_ACPI_H)
18 #error "Please don't include <acpi/acpi.h> directly, include <linux/acpi.h> instead."
23 /* Common (in-kernel/user-space) ACPICA configuration */
25 #define ACPI_USE_SYSTEM_CLIBRARY
26 #define ACPI_USE_DO_WHILE_0
27 #define ACPI_IGNORE_PACKAGE_RESOLUTION_ERRORS
31 #define ACPI_USE_SYSTEM_INTTYPES
32 #define ACPI_USE_GPE_POLLING
34 /* Kernel specific ACPICA configuration */
37 #define ACPI_PCI_CONFIGURED
40 #ifdef CONFIG_ACPI_REDUCED_HARDWARE_ONLY
41 #define ACPI_REDUCED_HARDWARE 1
44 #ifdef CONFIG_ACPI_DEBUGGER
48 #ifdef CONFIG_ACPI_DEBUG
49 #define ACPI_MUTEX_DEBUG
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>
64 #include <asm/acenv.h>
67 #define ACPI_INIT_FUNCTION __init
69 /* Use a specific bugging default separate from ACPICA */
71 #undef ACPI_DEBUG_DEFAULT
72 #define ACPI_DEBUG_DEFAULT (ACPI_LV_INFO | ACPI_LV_REPAIR)
76 /* External globals for __KERNEL__, stubs is needed */
78 #define ACPI_GLOBAL(t,a)
79 #define ACPI_INIT_GLOBAL(t,a,b)
81 /* Generating stubs for configurable ACPICA macros */
83 #define ACPI_NO_MEM_ALLOCATIONS
85 /* Generating stubs for configurable ACPICA functions */
87 #define ACPI_NO_ERROR_MESSAGES
88 #undef ACPI_DEBUG_OUTPUT
90 /* External interface for __KERNEL__, stub is needed */
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);}
103 #endif /* CONFIG_ACPI */
105 /* Host-dependent types and defines for in-kernel ACPICA */
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
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
117 /* Use native linux version of acpi_os_allocate_zeroed */
119 #define USE_NATIVE_ALLOCATE_ZEROED
121 /* Use logical addresses for accessing GPE registers in system memory */
123 #define ACPI_GPE_USE_LOGICAL_ADDRESSES
126 * Overrides for in-kernel ACPICA
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
142 * OSL interfaces used by debugger/disassembler
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
150 * OSL interfaces used by utilities
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
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: "
165 #define ACPI_MSG_BIOS_ERROR KERN_ERR "ACPI BIOS Error (bug): "
166 #define ACPI_MSG_BIOS_WARNING KERN_WARNING "ACPI BIOS Warning (bug): "
169 * Linux wants to use designated initializers for function pointer structs.
171 #define ACPI_STRUCT_INIT(field, value) .field = value
173 #else /* !__KERNEL__ */
175 #define ACPI_USE_STANDARD_HEADERS
177 #ifdef ACPI_USE_STANDARD_HEADERS
181 /* Define/disable kernel-specific declarators */
190 /* Host-dependent types and defines for user-space ACPICA */
192 #define ACPI_FLUSH_CPU_CACHE()
193 #define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread))
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
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
214 #endif /* __KERNEL__ */
216 #endif /* __ACLINUX_H__ */