#ifndef __ACGNU_H_
#define __ACGNU_H__

/* Common (in-kernel/user-space) ACPICA configuration */

#define ACPI_USE_SYSTEM_CLIBRARY
#define ACPI_USE_DO_WHILE_0
#define ACPI_IGNORE_PACKAGE_RESOLUTION_ERRORS

#ifdef __KERNEL__

#define ACPI_USE_SYSTEM_INTTYPES
#define ACPI_USE_GPE_POLLING

/* Kernel specific ACPICA configuration */

#define ACPI_REDUCED_HARDWARE 0
#define DEFINE_ACPI_GLOBALS

#ifdef CONFIG_ACPI_DEBUGGER
#define ACPI_DEBUGGER
#endif

#ifdef CONFIG_ACPI_DEBUG
#define ACPI_MUTEX_DEBUG
#endif

#include <kern/lock.h> // simple_lock
#include <kern/ipc_kobject.h>

#define MACH_INCLUDE
#include <linux/malloc.h> // kmalloc kfree

#define ACPI_INIT_FUNCTION

#ifndef CONFIG_ACPI

#undef ACPI_NO_MEM_ALLOCATIONS
#undef ACPI_NO_ERROR_MESSAGES
#undef ACPI_DEBUG_OUTPUT

#endif				/* CONFIG_ACPI */

/* Host-dependent types and defines for in-kernel ACPICA */

#define ACPI_MACHINE_WIDTH          32
#define ACPI_USE_NATIVE_DIVIDE
#define ACPI_USE_NATIVE_MATH64
#define ACPI_EXPORT_SYMBOL(symbol)

#define acpi_cache_t                        struct kmem_cache
#define acpi_spinlock                       simple_lock_t
#define acpi_cpu_flags                      unsigned long

/* Use native linux version of acpi_os_allocate_zeroed */

#define USE_NATIVE_ALLOCATE_ZEROED

/*
 * Overrides for in-kernel ACPICA
 */
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate_zeroed
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_free
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_object
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_thread_id
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_lock

/*
 * OSL interfaces used by debugger/disassembler
 */
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_readable
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_writable
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize_debugger
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate_debugger

/*
 * OSL interfaces used by utilities
 */
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_redirect_output
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_name
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_index
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_address
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_open_directory
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_next_filename
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_close_directory

#define ACPI_MSG_ERROR          "ACPI Error: "
#define ACPI_MSG_EXCEPTION      "ACPI Exception: "
#define ACPI_MSG_WARNING        "ACPI Warning: "
#define ACPI_MSG_INFO           "ACPI: "

#define ACPI_MSG_BIOS_ERROR     "ACPI BIOS Error (bug): "
#define ACPI_MSG_BIOS_WARNING   "ACPI BIOS Warning (bug): "

/*
 * Linux wants to use designated initializers for function pointer structs.
 */
#define ACPI_STRUCT_INIT(field, value)  .field = value

#else				/* !__KERNEL__ */

#define ACPI_USE_STANDARD_HEADERS

#ifdef ACPI_USE_STANDARD_HEADERS
#include <unistd.h>
#endif

/* Define/disable kernel-specific declarators */

#ifndef __init
#define __init
#endif
#ifndef __iomem
#define __iomem
#endif

/* Host-dependent types and defines for user-space ACPICA */

#define ACPI_FLUSH_CPU_CACHE()
#define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread))

#if defined(__ia64__)    || (defined(__x86_64__) && !defined(__ILP32__)) ||\
	defined(__aarch64__) || defined(__PPC64__) ||\
	defined(__s390x__)
#define ACPI_MACHINE_WIDTH          64
#define COMPILER_DEPENDENT_INT64    long
#define COMPILER_DEPENDENT_UINT64   unsigned long
#else
#define ACPI_MACHINE_WIDTH          32
#define COMPILER_DEPENDENT_INT64    long long
#define COMPILER_DEPENDENT_UINT64   unsigned long long
#define ACPI_USE_NATIVE_DIVIDE
#define ACPI_USE_NATIVE_MATH64
#endif

#ifndef __cdecl
#define __cdecl
#endif

#endif				/* __KERNEL__ */

#endif				/* __ACGNU_H__ */