2007-01-14 13:48:09 +00:00
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id: ata-target.h 11655 2006-12-03 22:13:44Z amiconn $
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*
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* Copyright (C) 2007 by Dave Chapman
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*
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2008-06-28 18:10:04 +00:00
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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 2
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* of the License, or (at your option) any later version.
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2007-01-14 13:48:09 +00:00
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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/* Plain C read & write loops */
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#define ATA_IOBASE 0x02400000
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#define ATA_DATA (*((volatile unsigned short*)(ATA_IOBASE)))
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#define ATA_ERROR (*((volatile unsigned char*)(ATA_IOBASE + 0x080)))
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#define ATA_NSECTOR (*((volatile unsigned char*)(ATA_IOBASE + 0x100)))
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#define ATA_SECTOR (*((volatile unsigned char*)(ATA_IOBASE + 0x180)))
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#define ATA_LCYL (*((volatile unsigned char*)(ATA_IOBASE + 0x200)))
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#define ATA_HCYL (*((volatile unsigned char*)(ATA_IOBASE + 0x280)))
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#define ATA_SELECT (*((volatile unsigned char*)(ATA_IOBASE + 0x300)))
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#define ATA_CONTROL (*((volatile unsigned char*)(ATA_IOBASE + 0x340)))
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#define ATA_COMMAND (*((volatile unsigned char*)(ATA_IOBASE + 0x380)))
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void ata_reset(void);
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void ata_enable(bool on);
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bool ata_is_coldstart(void);
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void ata_device_init(void);
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