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/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2021 Beckhoff Automation GmbH & Co. KG
* Author: Corvin Köhne <c.koehne@beckhoff.com>
*/
#pragma once
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-parameter"
#include <contrib/dev/acpica/include/acpi.h>
#pragma GCC diagnostic pop
struct vmctx;
struct acpi_device;
/**
* Device specific information and emulation.
*
* @param name Used as device name in the DSDT.
* @param hid Used as _HID in the DSDT.
* @param build_table Called to build a device specific ACPI table like the TPM2
* table.
* @param write_dsdt Called to append the DSDT with device specific
* information.
*/
struct acpi_device_emul {
const char *name;
const char *hid;
int (*build_table)(const struct acpi_device *dev);
int (*write_dsdt)(const struct acpi_device *dev);
};
/**
* Creates an ACPI device.
*
* @param[out] new_dev Returns the newly create ACPI device.
* @param[in] softc Pointer to the software context of the ACPI device.
* @param[in] vm_ctx VM context the ACPI device is created in.
* @param[in] emul Device emulation struct. It contains some information
* like the name of the ACPI device and some device specific
* functions.
*/
int acpi_device_create(struct acpi_device **new_dev, void *softc,
struct vmctx *vm_ctx, const struct acpi_device_emul *emul);
void acpi_device_destroy(struct acpi_device *dev);
int acpi_device_add_res_fixed_ioport(struct acpi_device *dev, UINT16 port,
UINT8 length);
int acpi_device_add_res_fixed_memory32(struct acpi_device *dev,
UINT8 write_protected, UINT32 address, UINT32 length);
void *acpi_device_get_softc(const struct acpi_device *dev);
int acpi_device_build_table(const struct acpi_device *dev);
int acpi_device_write_dsdt(const struct acpi_device *dev);
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