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achware.h
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achware.h
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/******************************************************************************
*
* Name: achware.h -- hardware specific interfaces
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2015, Intel Corp.
* All rights reserved.
*
* 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,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
*/
#ifndef __ACHWARE_H__
#define __ACHWARE_H__
/* Values for the _SST predefined method */
#define ACPI_SST_INDICATOR_OFF 0
#define ACPI_SST_WORKING 1
#define ACPI_SST_WAKING 2
#define ACPI_SST_SLEEPING 3
#define ACPI_SST_SLEEP_CONTEXT 4
/*
* hwacpi - high level functions
*/
acpi_status acpi_hw_set_mode(u32 mode);
u32 acpi_hw_get_mode(void);
/*
* hwregs - ACPI Register I/O
*/
acpi_status
acpi_hw_validate_register(struct acpi_generic_address *reg,
u8 max_bit_width, u64 *address);
acpi_status acpi_hw_read(u32 *value, struct acpi_generic_address *reg);
acpi_status acpi_hw_write(u32 value, struct acpi_generic_address *reg);
struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id);
acpi_status acpi_hw_write_pm1_control(u32 pm1a_control, u32 pm1b_control);
acpi_status acpi_hw_register_read(u32 register_id, u32 *return_value);
acpi_status acpi_hw_register_write(u32 register_id, u32 value);
acpi_status acpi_hw_clear_acpi_status(void);
/*
* hwsleep - sleep/wake support (Legacy sleep registers)
*/
acpi_status acpi_hw_legacy_sleep(u8 sleep_state);
acpi_status acpi_hw_legacy_wake_prep(u8 sleep_state);
acpi_status acpi_hw_legacy_wake(u8 sleep_state);
/*
* hwesleep - sleep/wake support (Extended FADT-V5 sleep registers)
*/
void acpi_hw_execute_sleep_method(char *method_name, u32 integer_argument);
acpi_status acpi_hw_extended_sleep(u8 sleep_state);
acpi_status acpi_hw_extended_wake_prep(u8 sleep_state);
acpi_status acpi_hw_extended_wake(u8 sleep_state);
/*
* hwvalid - Port I/O with validation
*/
acpi_status acpi_hw_read_port(acpi_io_address address, u32 *value, u32 width);
acpi_status acpi_hw_write_port(acpi_io_address address, u32 value, u32 width);
/*
* hwgpe - GPE support
*/
u32 acpi_hw_get_gpe_register_bit(struct acpi_gpe_event_info *gpe_event_info);
acpi_status
acpi_hw_low_set_gpe(struct acpi_gpe_event_info *gpe_event_info, u32 action);
acpi_status
acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
struct acpi_gpe_block_info *gpe_block, void *context);
acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info *gpe_event_info);
acpi_status
acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
struct acpi_gpe_block_info *gpe_block, void *context);
acpi_status
acpi_hw_get_gpe_status(struct acpi_gpe_event_info *gpe_event_info,
acpi_event_status *event_status);
acpi_status acpi_hw_disable_all_gpes(void);
acpi_status acpi_hw_enable_all_runtime_gpes(void);
acpi_status acpi_hw_enable_all_wakeup_gpes(void);
acpi_status
acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
struct acpi_gpe_block_info *gpe_block,
void *context);
/*
* hwpci - PCI configuration support
*/
acpi_status
acpi_hw_derive_pci_id(struct acpi_pci_id *pci_id,
acpi_handle root_pci_device, acpi_handle pci_region);
#endif /* __ACHWARE_H__ */