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/******************************************************************************
*
* 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) */
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# define PM_TIMER_FREQUENCY 3579545
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/* Values for the _SST reserved method */
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# 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
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/* Prototypes */
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/*
* hwacpi - high level functions
*/
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acpi_status
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acpi_hw_initialize (
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void ) ;
acpi_status
acpi_hw_set_mode (
u32 mode ) ;
u32
acpi_hw_get_mode (
void ) ;
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/*
* hwregs - ACPI Register I / O
*/
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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 ) ;
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/*
* hwgpe - GPE support
*/
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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 ) ;
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# ifdef ACPI_FUTURE_USAGE
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acpi_status
acpi_hw_get_gpe_status (
struct acpi_gpe_event_info * gpe_event_info ,
acpi_event_status * event_status ) ;
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# endif /* ACPI_FUTURE_USAGE */
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acpi_status
acpi_hw_disable_all_gpes (
u32 flags ) ;
acpi_status
acpi_hw_enable_all_runtime_gpes (
u32 flags ) ;
acpi_status
acpi_hw_enable_all_wakeup_gpes (
u32 flags ) ;
acpi_status
acpi_hw_enable_runtime_gpe_block (
struct acpi_gpe_xrupt_info * gpe_xrupt_info ,
struct acpi_gpe_block_info * gpe_block ) ;
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# ifdef ACPI_FUTURE_USAGE
/*
* hwtimer - ACPI Timer prototypes
*/
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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 ) ;
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# endif /* ACPI_FUTURE_USAGE */
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# endif /* __ACHWARE_H__ */