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114 lines
2.7 KiB
C
114 lines
2.7 KiB
C
/******************************************************************************
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*
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* Module Name: bn.h
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* $Revision: 1.1 $
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*
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*****************************************************************************/
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/*
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* Copyright (C) 2000, 2001 Andrew Grover
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __BN_H__
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#define __BN_H__
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#include <actypes.h>
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#include <acexcep.h>
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#include <bm.h>
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/*****************************************************************************
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* Types & Other Defines
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*****************************************************************************/
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/*
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* Notifications:
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* ---------------------
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*/
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#define BN_NOTIFY_STATUS_CHANGE ((BM_NOTIFY) 0x80)
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/*
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* Types:
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* ------
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*/
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#define BN_TYPE_POWER_BUTTON (0x01)
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#define BN_TYPE_POWER_BUTTON_FIXED (0x02)
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#define BN_TYPE_SLEEP_BUTTON (0x03)
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#define BN_TYPE_SLEEP_BUTTON_FIXED (0x04)
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#define BN_TYPE_LID_SWITCH (0x05)
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/*
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* Hardware IDs:
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* -------------
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* TODO: Power and Sleep button HIDs also exist in <bm.h>. Should all
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* HIDs (ACPI well-known devices) exist in one place (e.g.
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* acpi_hid.h)?
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*/
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#define BN_HID_POWER_BUTTON "PNP0C0C"
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#define BN_HID_SLEEP_BUTTON "PNP0C0E"
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#define BN_HID_LID_SWITCH "PNP0C0D"
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/*
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* /proc Entries:
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* --------------
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*/
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#define BN_PROC_ROOT "button"
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#define BN_PROC_POWER_BUTTON "power"
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#define BN_PROC_SLEEP_BUTTON "sleep"
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#define BN_PROC_LID_SWITCH "lid"
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/*
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* Device Context:
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* ---------------
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*/
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typedef struct
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{
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BM_HANDLE device_handle;
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ACPI_HANDLE acpi_handle;
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u32 type;
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} BN_CONTEXT;
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/******************************************************************************
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* Function Prototypes
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*****************************************************************************/
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ACPI_STATUS
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bn_initialize (void);
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ACPI_STATUS
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bn_terminate (void);
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ACPI_STATUS
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bn_notify_fixed (
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void *context);
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ACPI_STATUS
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bn_notify (
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u32 notify_type,
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u32 device,
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void **context);
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ACPI_STATUS
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bn_request(
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BM_REQUEST *request_info,
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void *context);
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#endif /* __BN_H__ */
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