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/*
* i810-tco 0.02: TCO timer driver for i810 chipsets
*
* (c) Copyright 2000 kernel concepts <nils@kernelconcepts.de>, All Rights Reserved.
* http://www.kernelconcepts.de
*
* 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.
*
* Neither kernel concepts nor Nils Faerber admit liability nor provide
* warranty for any of this software. This material is provided
* "AS-IS" and at no charge.
*
* (c) Copyright 2000 kernel concepts <nils@kernelconcepts.de>
* developed for
* Jentro AG, Haar/Munich (Germany)
*
* TCO timer driver for i810 chipsets
* based on softdog.c by Alan Cox <alan@redhat.com>
*
* The TCO timer is implemented in the 82801AA (82801AB) chip,
* see intel documentation from http://developer.intel.com,
* order number 290655-003
*
* For history see i810-tco.c
*/
/*
* Some address definitions for the i810 TCO
*/
#define TCOBASE ACPIBASE + 0x60 /* TCO base address */
#define TCO1_RLD TCOBASE + 0x00 /* TCO Timer Reload and Current Value */
#define TCO1_TMR TCOBASE + 0x01 /* TCO Timer Initial Value */
#define TCO1_DAT_IN TCOBASE + 0x02 /* TCO Data In Register */
#define TCO1_DAT_OUT TCOBASE + 0x03 /* TCO Data Out Register */
#define TCO1_STS TCOBASE + 0x04 /* TCO1 Status Register */
#define TCO2_STS TCOBASE + 0x06 /* TCO2 Status Register */
#define TCO1_CNT TCOBASE + 0x08 /* TCO1 Control Register */
#define TCO2_CNT TCOBASE + 0x0a /* TCO2 Control Register */
#define SMI_EN ACPIBASE + 0x30 /* SMI Control and Enable Register */
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