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/* 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/* 122 * Overrides for in-kernel ACPICA 123 */ 124#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize 125#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate 126#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate 127#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate_zeroed 128#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_free 129#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_object 130#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_thread_id 131#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_lock 132#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_raw_lock 133#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_delete_raw_lock 134#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_raw_lock 135#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_release_raw_lock 136 137/* 138 * OSL interfaces used by debugger/disassembler 139 */ 140#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_readable 141#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_writable 142#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize_debugger 143#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate_debugger 144 145/* 146 * OSL interfaces used by utilities 147 */ 148#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_redirect_output 149#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_name 150#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_index 151#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_address 152#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_open_directory 153#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_next_filename 154#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_close_directory 155 156#define ACPI_MSG_ERROR KERN_ERR "ACPI Error: " 157#define ACPI_MSG_EXCEPTION KERN_ERR "ACPI Exception: " 158#define ACPI_MSG_WARNING KERN_WARNING "ACPI Warning: " 159#define ACPI_MSG_INFO KERN_INFO "ACPI: " 160 161#define ACPI_MSG_BIOS_ERROR KERN_ERR "ACPI BIOS Error (bug): " 162#define ACPI_MSG_BIOS_WARNING KERN_WARNING "ACPI BIOS Warning (bug): " 163 164/* 165 * Linux wants to use designated initializers for function pointer structs. 166 */ 167#define ACPI_STRUCT_INIT(field, value) .field = value 168 169#else /* !__KERNEL__ */ 170 171#define ACPI_USE_STANDARD_HEADERS 172 173#ifdef ACPI_USE_STANDARD_HEADERS 174#include <unistd.h> 175#endif 176 177/* Define/disable kernel-specific declarators */ 178 179#ifndef __init 180#define __init 181#endif 182#ifndef __iomem 183#define __iomem 184#endif 185 186/* Host-dependent types and defines for user-space ACPICA */ 187 188#define ACPI_FLUSH_CPU_CACHE() 189#define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread)) 190 191#if defined(__ia64__) || (defined(__x86_64__) && !defined(__ILP32__)) ||\ 192 defined(__aarch64__) || defined(__PPC64__) ||\ 193 defined(__s390x__) 194#define ACPI_MACHINE_WIDTH 64 195#define COMPILER_DEPENDENT_INT64 long 196#define COMPILER_DEPENDENT_UINT64 unsigned long 197#else 198#define ACPI_MACHINE_WIDTH 32 199#define COMPILER_DEPENDENT_INT64 long long 200#define COMPILER_DEPENDENT_UINT64 unsigned long long 201#define ACPI_USE_NATIVE_DIVIDE 202#define ACPI_USE_NATIVE_MATH64 203#endif 204 205#ifndef __cdecl 206#define __cdecl 207#endif 208 209#endif /* __KERNEL__ */ 210 211#endif /* __ACLINUX_H__ */ 212