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 - 2019, 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#ifndef CONFIG_ACPI
70
71/* External globals for __KERNEL__, stubs is needed */
72
73#define ACPI_GLOBAL(t,a)
74#define ACPI_INIT_GLOBAL(t,a,b)
75
76/* Generating stubs for configurable ACPICA macros */
77
78#define ACPI_NO_MEM_ALLOCATIONS
79
80/* Generating stubs for configurable ACPICA functions */
81
82#define ACPI_NO_ERROR_MESSAGES
83#undef ACPI_DEBUG_OUTPUT
84
85/* External interface for __KERNEL__, stub is needed */
86
87#define ACPI_EXTERNAL_RETURN_STATUS(prototype) \
88 static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);}
89#define ACPI_EXTERNAL_RETURN_OK(prototype) \
90 static ACPI_INLINE prototype {return(AE_OK);}
91#define ACPI_EXTERNAL_RETURN_VOID(prototype) \
92 static ACPI_INLINE prototype {return;}
93#define ACPI_EXTERNAL_RETURN_UINT32(prototype) \
94 static ACPI_INLINE prototype {return(0);}
95#define ACPI_EXTERNAL_RETURN_PTR(prototype) \
96 static ACPI_INLINE prototype {return(NULL);}
97
98#endif /* CONFIG_ACPI */
99
100/* Host-dependent types and defines for in-kernel ACPICA */
101
102#define ACPI_MACHINE_WIDTH BITS_PER_LONG
103#define ACPI_USE_NATIVE_MATH64
104#define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol);
105#define strtoul simple_strtoul
106
107#define acpi_cache_t struct kmem_cache
108#define acpi_spinlock spinlock_t *
109#define acpi_raw_spinlock raw_spinlock_t *
110#define acpi_cpu_flags unsigned long
111
112/* Use native linux version of acpi_os_allocate_zeroed */
113
114#define USE_NATIVE_ALLOCATE_ZEROED
115
116/*
117 * Overrides for in-kernel ACPICA
118 */
119#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize
120#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate
121#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate
122#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate_zeroed
123#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_free
124#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_object
125#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_thread_id
126#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_lock
127#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_raw_lock
128#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_delete_raw_lock
129#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_raw_lock
130#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_release_raw_lock
131
132/*
133 * OSL interfaces used by debugger/disassembler
134 */
135#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_readable
136#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_writable
137#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize_debugger
138#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate_debugger
139
140/*
141 * OSL interfaces used by utilities
142 */
143#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_redirect_output
144#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_name
145#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_index
146#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_address
147#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_open_directory
148#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_next_filename
149#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_close_directory
150
151#define ACPI_MSG_ERROR KERN_ERR "ACPI Error: "
152#define ACPI_MSG_EXCEPTION KERN_ERR "ACPI Exception: "
153#define ACPI_MSG_WARNING KERN_WARNING "ACPI Warning: "
154#define ACPI_MSG_INFO KERN_INFO "ACPI: "
155
156#define ACPI_MSG_BIOS_ERROR KERN_ERR "ACPI BIOS Error (bug): "
157#define ACPI_MSG_BIOS_WARNING KERN_WARNING "ACPI BIOS Warning (bug): "
158
159/*
160 * Linux wants to use designated initializers for function pointer structs.
161 */
162#define ACPI_STRUCT_INIT(field, value) .field = value
163
164#else /* !__KERNEL__ */
165
166#define ACPI_USE_STANDARD_HEADERS
167
168#ifdef ACPI_USE_STANDARD_HEADERS
169#include <unistd.h>
170#endif
171
172/* Define/disable kernel-specific declarators */
173
174#ifndef __init
175#define __init
176#endif
177#ifndef __iomem
178#define __iomem
179#endif
180
181/* Host-dependent types and defines for user-space ACPICA */
182
183#define ACPI_FLUSH_CPU_CACHE()
184#define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread))
185
186#if defined(__ia64__) || (defined(__x86_64__) && !defined(__ILP32__)) ||\
187 defined(__aarch64__) || defined(__PPC64__) ||\
188 defined(__s390x__)
189#define ACPI_MACHINE_WIDTH 64
190#define COMPILER_DEPENDENT_INT64 long
191#define COMPILER_DEPENDENT_UINT64 unsigned long
192#else
193#define ACPI_MACHINE_WIDTH 32
194#define COMPILER_DEPENDENT_INT64 long long
195#define COMPILER_DEPENDENT_UINT64 unsigned long long
196#define ACPI_USE_NATIVE_DIVIDE
197#define ACPI_USE_NATIVE_MATH64
198#endif
199
200#ifndef __cdecl
201#define __cdecl
202#endif
203
204#endif /* __KERNEL__ */
205
206#endif /* __ACLINUX_H__ */
207