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/******************************************************************************
*
* Module Name: bn.h
* $Revision: 12 $
*
*****************************************************************************/
/*
* Copyright (C) 2000, 2001 Andrew Grover
*
* 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 __BN_H__
#define __BN_H__
#include <actypes.h>
#include <acexcep.h>
#include <bm.h>
/*****************************************************************************
* Types & Other Defines
*****************************************************************************/
/*
* Notifications:
* ---------------------
*/
#define BN_NOTIFY_STATUS_CHANGE ((BM_NOTIFY) 0x80)
/*
* Types:
* ------
*/
#define BN_TYPE_POWER_BUTTON 0x01
#define BN_TYPE_POWER_BUTTON_FIXED 0x02
#define BN_TYPE_SLEEP_BUTTON 0x03
#define BN_TYPE_SLEEP_BUTTON_FIXED 0x04
#define BN_TYPE_LID_SWITCH 0x05
/*
* Hardware IDs:
* -------------
* TBD: Power and Sleep button HIDs also exist in <bm.h>. Should all
* HIDs (ACPI well-known devices) exist in one place (e.g.
* acpi_hid.h)?
*/
#define BN_HID_POWER_BUTTON "PNP0C0C"
#define BN_HID_SLEEP_BUTTON "PNP0C0E"
#define BN_HID_LID_SWITCH "PNP0C0D"
/*
* Device Context:
* ---------------
*/
typedef struct
{
BM_HANDLE device_handle;
acpi_handle acpi_handle;
u32 type;
} BN_CONTEXT;
/******************************************************************************
* Function Prototypes
*****************************************************************************/
acpi_status
bn_initialize (void);
acpi_status
bn_terminate (void);
acpi_status
bn_notify_fixed (
void *context);
acpi_status
bn_notify (
u32 notify_type,
u32 device,
void **context);
acpi_status
bn_request(
BM_REQUEST *request_info,
void *context);
/* Button OSL */
acpi_status
bn_osl_add_device (
BN_CONTEXT *button);
acpi_status
bn_osl_remove_device (
BN_CONTEXT *button);
acpi_status
bn_osl_generate_event (
u32 event,
BN_CONTEXT *button);
#endif /* __BN_H__ */
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