1*32640292SAndy Fiddaman /*- 2*32640292SAndy Fiddaman * SPDX-License-Identifier: BSD-2-Clause 3*32640292SAndy Fiddaman * 4*32640292SAndy Fiddaman * Copyright (c) 2021 Beckhoff Automation GmbH & Co. KG 5*32640292SAndy Fiddaman * Author: Corvin Köhne <c.koehne@beckhoff.com> 6*32640292SAndy Fiddaman */ 7*32640292SAndy Fiddaman 8*32640292SAndy Fiddaman #pragma once 9*32640292SAndy Fiddaman 10*32640292SAndy Fiddaman #pragma GCC diagnostic push 11*32640292SAndy Fiddaman #pragma GCC diagnostic ignored "-Wunused-parameter" 12*32640292SAndy Fiddaman #include <contrib/dev/acpica/include/acpi.h> 13*32640292SAndy Fiddaman #pragma GCC diagnostic pop 14*32640292SAndy Fiddaman 15*32640292SAndy Fiddaman struct vmctx; 16*32640292SAndy Fiddaman 17*32640292SAndy Fiddaman struct acpi_device; 18*32640292SAndy Fiddaman 19*32640292SAndy Fiddaman /** 20*32640292SAndy Fiddaman * Device specific information and emulation. 21*32640292SAndy Fiddaman * 22*32640292SAndy Fiddaman * @param name Used as device name in the DSDT. 23*32640292SAndy Fiddaman * @param hid Used as _HID in the DSDT. 24*32640292SAndy Fiddaman * @param build_table Called to build a device specific ACPI table like the TPM2 25*32640292SAndy Fiddaman * table. 26*32640292SAndy Fiddaman * @param write_dsdt Called to append the DSDT with device specific 27*32640292SAndy Fiddaman * information. 28*32640292SAndy Fiddaman */ 29*32640292SAndy Fiddaman struct acpi_device_emul { 30*32640292SAndy Fiddaman const char *name; 31*32640292SAndy Fiddaman const char *hid; 32*32640292SAndy Fiddaman 33*32640292SAndy Fiddaman int (*build_table)(const struct acpi_device *dev); 34*32640292SAndy Fiddaman int (*write_dsdt)(const struct acpi_device *dev); 35*32640292SAndy Fiddaman }; 36*32640292SAndy Fiddaman 37*32640292SAndy Fiddaman /** 38*32640292SAndy Fiddaman * Creates an ACPI device. 39*32640292SAndy Fiddaman * 40*32640292SAndy Fiddaman * @param[out] new_dev Returns the newly create ACPI device. 41*32640292SAndy Fiddaman * @param[in] softc Pointer to the software context of the ACPI device. 42*32640292SAndy Fiddaman * @param[in] vm_ctx VM context the ACPI device is created in. 43*32640292SAndy Fiddaman * @param[in] emul Device emulation struct. It contains some information 44*32640292SAndy Fiddaman * like the name of the ACPI device and some device specific 45*32640292SAndy Fiddaman * functions. 46*32640292SAndy Fiddaman */ 47*32640292SAndy Fiddaman int acpi_device_create(struct acpi_device **new_dev, void *softc, 48*32640292SAndy Fiddaman struct vmctx *vm_ctx, const struct acpi_device_emul *emul); 49*32640292SAndy Fiddaman void acpi_device_destroy(struct acpi_device *dev); 50*32640292SAndy Fiddaman 51*32640292SAndy Fiddaman int acpi_device_add_res_fixed_ioport(struct acpi_device *dev, UINT16 port, 52*32640292SAndy Fiddaman UINT8 length); 53*32640292SAndy Fiddaman int acpi_device_add_res_fixed_memory32(struct acpi_device *dev, 54*32640292SAndy Fiddaman UINT8 write_protected, UINT32 address, UINT32 length); 55*32640292SAndy Fiddaman 56*32640292SAndy Fiddaman void *acpi_device_get_softc(const struct acpi_device *dev); 57*32640292SAndy Fiddaman 58*32640292SAndy Fiddaman int acpi_device_build_table(const struct acpi_device *dev); 59*32640292SAndy Fiddaman int acpi_device_write_dsdt(const struct acpi_device *dev); 60