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/******************************************************************************
*
* Name: achware.h -- hardware specific interfaces
* $Revision: 53 $
*
*****************************************************************************/
/*
* Copyright (C) 2000, 2001 R. Byron Moore
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __ACHWARE_H__
#define __ACHWARE_H__
/* PM Timer ticks per second (HZ) */
#define PM_TIMER_FREQUENCY 3579545
/* Prototypes */
ACPI_STATUS
acpi_hw_initialize (
void);
ACPI_STATUS
acpi_hw_shutdown (
void);
ACPI_STATUS
acpi_hw_initialize_system_info (
void);
ACPI_STATUS
acpi_hw_set_mode (
u32 mode);
u32
acpi_hw_get_mode (
void);
u32
acpi_hw_get_mode_capabilities (
void);
/* Register I/O Prototypes */
u32
acpi_hw_register_bit_access (
NATIVE_UINT read_write,
u8 use_lock,
u32 register_id,
... /* DWORD Write Value */);
u32
acpi_hw_register_read (
u8 use_lock,
u32 register_id);
void
acpi_hw_register_write (
u8 use_lock,
u32 register_id,
u32 value);
u32
acpi_hw_low_level_read (
u32 width,
ACPI_GAS *reg,
u32 offset);
void
acpi_hw_low_level_write (
u32 width,
u32 value,
ACPI_GAS *reg,
u32 offset);
void
acpi_hw_clear_acpi_status (
void);
u32
acpi_hw_get_bit_shift (
u32 mask);
/* GPE support */
void
acpi_hw_enable_gpe (
u32 gpe_index);
void
acpi_hw_disable_gpe (
u32 gpe_index);
void
acpi_hw_clear_gpe (
u32 gpe_index);
void
acpi_hw_get_gpe_status (
u32 gpe_number,
ACPI_EVENT_STATUS *event_status);
/* Sleep Prototypes */
ACPI_STATUS
acpi_hw_obtain_sleep_type_register_data (
u8 sleep_state,
u8 *slp_typ_a,
u8 *slp_typ_b);
/* 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 /* __ACHWARE_H__ */
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