43 lines
1.6 KiB
C
43 lines
1.6 KiB
C
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/*
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* i8xx_tco: TCO timer driver for i8xx chipsets
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*
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* (c) Copyright 2000 kernel concepts <nils@kernelconcepts.de>, All Rights Reserved.
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* http://www.kernelconcepts.de
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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* Neither kernel concepts nor Nils Faerber admit liability nor provide
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* warranty for any of this software. This material is provided
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* "AS-IS" and at no charge.
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*
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* (c) Copyright 2000 kernel concepts <nils@kernelconcepts.de>
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* developed for
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* Jentro AG, Haar/Munich (Germany)
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*
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* TCO timer driver for i8xx chipsets
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* based on softdog.c by Alan Cox <alan@redhat.com>
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*
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* For history and the complete list of supported I/O Controller Hub's
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* see i8xx_tco.c
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*/
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/*
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* Some address definitions for the TCO
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*/
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#define TCOBASE ACPIBASE + 0x60 /* TCO base address */
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#define TCO1_RLD TCOBASE + 0x00 /* TCO Timer Reload and Current Value */
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#define TCO1_TMR TCOBASE + 0x01 /* TCO Timer Initial Value */
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#define TCO1_DAT_IN TCOBASE + 0x02 /* TCO Data In Register */
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#define TCO1_DAT_OUT TCOBASE + 0x03 /* TCO Data Out Register */
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#define TCO1_STS TCOBASE + 0x04 /* TCO1 Status Register */
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#define TCO2_STS TCOBASE + 0x06 /* TCO2 Status Register */
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#define TCO1_CNT TCOBASE + 0x08 /* TCO1 Control Register */
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#define TCO2_CNT TCOBASE + 0x0a /* TCO2 Control Register */
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#define SMI_EN ACPIBASE + 0x30 /* SMI Control and Enable Register */
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