include/acpi/platform/aclinux.h

   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__ */