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/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2017 Mark Johnston <markj@FreeBSD.org>
* Copyright (c) 2020 Vladimir Kondratyev <wulf@FreeBSD.org>
* Copyright (c) 2025 The FreeBSD Foundation
*
* Portions of this software were developed by Björn Zeeb
* under sponsorship from the FreeBSD Foundation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _LINUXKPI_ACPI_ACPI_H_
#define _LINUXKPI_ACPI_ACPI_H_
/*
* LINUXKPI_WANT_LINUX_ACPI is a temporary workaround to allow drm-kmod
* to update all needed branches without breaking builds.
* Once that happened and checks are implemented based on __FreeBSD_verison
* we will remove these conditions again.
*/
/*
* FreeBSD import of ACPICA has a typedef for BOOLEAN which conflicts with
* amdgpu driver. Workaround it on preprocessor level.
*/
#define ACPI_USE_SYSTEM_INTTYPES
#define BOOLEAN unsigned char
typedef unsigned char UINT8;
typedef unsigned short UINT16;
typedef short INT16;
typedef unsigned int UINT32;
typedef int INT32;
typedef uint64_t UINT64;
typedef int64_t INT64;
#include <contrib/dev/acpica/include/acpi.h>
#undef BOOLEAN
typedef ACPI_IO_ADDRESS acpi_io_address;
typedef ACPI_HANDLE acpi_handle;
typedef ACPI_OBJECT_HANDLER acpi_object_handler;
typedef ACPI_OBJECT_TYPE acpi_object_type;
typedef ACPI_STATUS acpi_status;
typedef ACPI_STRING acpi_string;
typedef ACPI_SIZE acpi_size;
typedef ACPI_WALK_CALLBACK acpi_walk_callback;
union linuxkpi_acpi_object {
acpi_object_type type;
struct {
acpi_object_type type;
UINT64 value;
} integer;
struct {
acpi_object_type type;
UINT32 length;
char *pointer;
} string;
struct {
acpi_object_type type;
UINT32 length;
UINT8 *pointer;
} buffer;
struct {
acpi_object_type type;
UINT32 count;
union linuxkpi_acpi_object *elements;
} package;
struct {
acpi_object_type type;
acpi_object_type actual_type;
acpi_handle handle;
} reference;
struct {
acpi_object_type type;
UINT32 proc_id;
acpi_io_address pblk_address;
UINT32 pblk_length;
} processor;
struct {
acpi_object_type type;
UINT32 system_level;
UINT32 resource_order;
} power_resource;
};
#ifdef LINUXKPI_WANT_LINUX_ACPI
struct linuxkpi_acpi_buffer {
acpi_size length; /* Length in bytes of the buffer */
void *pointer; /* pointer to buffer */
};
typedef struct linuxkpi_acpi_buffer lkpi_acpi_buffer_t;
#else
typedef ACPI_BUFFER lkpi_acpi_buffer_t;
#endif
static inline ACPI_STATUS
acpi_evaluate_object(ACPI_HANDLE Object, ACPI_STRING Pathname,
ACPI_OBJECT_LIST *ParameterObjects, lkpi_acpi_buffer_t *ReturnObjectBuffer)
{
return (AcpiEvaluateObject(
Object, Pathname, ParameterObjects, (ACPI_BUFFER *)ReturnObjectBuffer));
}
static inline const char *
acpi_format_exception(ACPI_STATUS Exception)
{
return (AcpiFormatException(Exception));
}
static inline ACPI_STATUS
acpi_get_handle(ACPI_HANDLE Parent, ACPI_STRING Pathname,
ACPI_HANDLE *RetHandle)
{
return (AcpiGetHandle(Parent, Pathname, RetHandle));
}
static inline ACPI_STATUS
acpi_get_data(ACPI_HANDLE ObjHandle, ACPI_OBJECT_HANDLER Handler, void **Data)
{
return (AcpiGetData(ObjHandle, Handler, Data));
}
static inline ACPI_STATUS
acpi_get_name(ACPI_HANDLE Object, UINT32 NameType, lkpi_acpi_buffer_t *RetPathPtr)
{
return (AcpiGetName(Object, NameType, (ACPI_BUFFER *)RetPathPtr));
}
static inline ACPI_STATUS
acpi_get_table(ACPI_STRING Signature, UINT32 Instance,
ACPI_TABLE_HEADER **OutTable)
{
return (AcpiGetTable(Signature, Instance, OutTable));
}
static inline void
acpi_put_table(ACPI_TABLE_HEADER *Table)
{
AcpiPutTable(Table);
}
#ifdef LINUXKPI_WANT_LINUX_ACPI
#define acpi_object linuxkpi_acpi_object
#define acpi_buffer linuxkpi_acpi_buffer
#endif
#endif /* _LINUXKPI_ACPI_ACPI_H_ */
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