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1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */2/******************************************************************************3 *4 * Name: achware.h -- hardware specific interfaces5 *6 * Copyright (C) 2000 - 2023, Intel Corp.7 *8 *****************************************************************************/9 10#ifndef __ACHWARE_H__11#define __ACHWARE_H__12 13/* Values for the _SST predefined method */14 15#define ACPI_SST_INDICATOR_OFF 016#define ACPI_SST_WORKING 117#define ACPI_SST_WAKING 218#define ACPI_SST_SLEEPING 319#define ACPI_SST_SLEEP_CONTEXT 420 21/*22 * hwacpi - high level functions23 */24acpi_status acpi_hw_set_mode(u32 mode);25 26u32 acpi_hw_get_mode(void);27 28/*29 * hwregs - ACPI Register I/O30 */31acpi_status32acpi_hw_validate_register(struct acpi_generic_address *reg,33 u8 max_bit_width, u64 *address);34 35acpi_status acpi_hw_read(u64 *value, struct acpi_generic_address *reg);36 37acpi_status acpi_hw_write(u64 value, struct acpi_generic_address *reg);38 39struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id);40 41acpi_status acpi_hw_write_pm1_control(u32 pm1a_control, u32 pm1b_control);42 43acpi_status acpi_hw_register_read(u32 register_id, u32 *return_value);44 45acpi_status acpi_hw_register_write(u32 register_id, u32 value);46 47acpi_status acpi_hw_clear_acpi_status(void);48 49/*50 * hwsleep - sleep/wake support (Legacy sleep registers)51 */52acpi_status acpi_hw_legacy_sleep(u8 sleep_state);53 54acpi_status acpi_hw_legacy_wake_prep(u8 sleep_state);55 56acpi_status acpi_hw_legacy_wake(u8 sleep_state);57 58/*59 * hwesleep - sleep/wake support (Extended FADT-V5 sleep registers)60 */61void acpi_hw_execute_sleep_method(char *method_name, u32 integer_argument);62 63acpi_status acpi_hw_extended_sleep(u8 sleep_state);64 65acpi_status acpi_hw_extended_wake_prep(u8 sleep_state);66 67acpi_status acpi_hw_extended_wake(u8 sleep_state);68 69/*70 * hwvalid - Port I/O with validation71 */72acpi_status acpi_hw_read_port(acpi_io_address address, u32 *value, u32 width);73 74acpi_status acpi_hw_write_port(acpi_io_address address, u32 value, u32 width);75 76acpi_status acpi_hw_validate_io_block(u64 address, u32 bit_width, u32 count);77 78/*79 * hwgpe - GPE support80 */81acpi_status acpi_hw_gpe_read(u64 *value, struct acpi_gpe_address *reg);82 83acpi_status acpi_hw_gpe_write(u64 value, struct acpi_gpe_address *reg);84 85u32 acpi_hw_get_gpe_register_bit(struct acpi_gpe_event_info *gpe_event_info);86 87acpi_status88acpi_hw_low_set_gpe(struct acpi_gpe_event_info *gpe_event_info, u32 action);89 90acpi_status91acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,92 struct acpi_gpe_block_info *gpe_block, void *context);93 94acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info *gpe_event_info);95 96acpi_status97acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,98 struct acpi_gpe_block_info *gpe_block, void *context);99 100acpi_status101acpi_hw_get_gpe_status(struct acpi_gpe_event_info *gpe_event_info,102 acpi_event_status *event_status);103 104acpi_status acpi_hw_enable_all_runtime_gpes(void);105 106acpi_status acpi_hw_enable_all_wakeup_gpes(void);107 108u8 acpi_hw_check_all_gpes(acpi_handle gpe_skip_device, u32 gpe_skip_number);109 110acpi_status111acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,112 struct acpi_gpe_block_info *gpe_block,113 void *context);114 115#ifdef ACPI_PCI_CONFIGURED116/*117 * hwpci - PCI configuration support118 */119acpi_status120acpi_hw_derive_pci_id(struct acpi_pci_id *pci_id,121 acpi_handle root_pci_device, acpi_handle pci_region);122#else123static inline acpi_status124acpi_hw_derive_pci_id(struct acpi_pci_id *pci_id, acpi_handle root_pci_device,125 acpi_handle pci_region)126{127 return AE_SUPPORT;128}129#endif130 131#endif /* __ACHWARE_H__ */132