134 lines
4.3 KiB
C
134 lines
4.3 KiB
C
/******************************************************************************
|
|
*
|
|
* Name: achware.h -- hardware specific interfaces
|
|
*
|
|
*****************************************************************************/
|
|
|
|
/*
|
|
* Copyright (C) 2000 - 2005, R. Byron Moore
|
|
* 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__
|
|
|
|
/* PM Timer ticks per second (HZ) */
|
|
|
|
#define PM_TIMER_FREQUENCY 3579545
|
|
|
|
/* Values for the _SST reserved 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
|
|
|
|
/* Prototypes */
|
|
|
|
/*
|
|
* hwacpi - high level functions
|
|
*/
|
|
acpi_status acpi_hw_initialize(void);
|
|
|
|
acpi_status acpi_hw_set_mode(u32 mode);
|
|
|
|
u32 acpi_hw_get_mode(void);
|
|
|
|
/*
|
|
* hwregs - ACPI Register I/O
|
|
*/
|
|
struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id);
|
|
|
|
acpi_status
|
|
acpi_hw_register_read(u8 use_lock, u32 register_id, u32 * return_value);
|
|
|
|
acpi_status acpi_hw_register_write(u8 use_lock, u32 register_id, u32 value);
|
|
|
|
acpi_status
|
|
acpi_hw_low_level_read(u32 width,
|
|
u32 * value, struct acpi_generic_address *reg);
|
|
|
|
acpi_status
|
|
acpi_hw_low_level_write(u32 width, u32 value, struct acpi_generic_address *reg);
|
|
|
|
acpi_status acpi_hw_clear_acpi_status(u32 flags);
|
|
|
|
/*
|
|
* hwgpe - GPE support
|
|
*/
|
|
acpi_status
|
|
acpi_hw_write_gpe_enable_reg(struct acpi_gpe_event_info *gpe_event_info);
|
|
|
|
acpi_status
|
|
acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
|
|
struct acpi_gpe_block_info *gpe_block);
|
|
|
|
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);
|
|
|
|
#ifdef ACPI_FUTURE_USAGE
|
|
acpi_status
|
|
acpi_hw_get_gpe_status(struct acpi_gpe_event_info *gpe_event_info,
|
|
acpi_event_status * event_status);
|
|
#endif /* ACPI_FUTURE_USAGE */
|
|
|
|
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);
|
|
|
|
#ifdef ACPI_FUTURE_USAGE
|
|
/*
|
|
* hwtimer - ACPI Timer prototypes
|
|
*/
|
|
acpi_status acpi_get_timer_resolution(u32 * resolution);
|
|
|
|
acpi_status acpi_get_timer(u32 * ticks);
|
|
|
|
acpi_status
|
|
acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 * time_elapsed);
|
|
#endif /* ACPI_FUTURE_USAGE */
|
|
|
|
#endif /* __ACHWARE_H__ */
|