e4dbcc414b
- ata.h is for users of ata.c - ata-driver.h is for functions implemented by target-specific code and used by ata.c - ata-target.h is for target-specific defines git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31182 a1c6a512-1295-4272-9138-f99709370657
47 lines
1.9 KiB
C
47 lines
1.9 KiB
C
/***************************************************************************
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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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* $Id$
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*
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* Copyright (C) 2006 by Linus Nielsen Feltzing
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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 2
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* of the License, or (at your option) any later version.
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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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#ifndef ATA_TARGET_H
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#define ATA_TARGET_H
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#ifdef BOOTLOADER
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#define ATA_DRIVER_CLOSE
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#endif
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/* Plain C read & write loops */
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#define PREFER_C_READING
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#define PREFER_C_WRITING
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#if !defined(BOOTLOADER)
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#define ATA_OPTIMIZED_READING
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#endif
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#define ATA_IOBASE 0x18000000
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#define ATA_DATA (*((volatile unsigned short*)(ATA_IOBASE)))
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#define ATA_ERROR (*((volatile unsigned char*)(ATA_IOBASE + 0x02)))
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#define ATA_NSECTOR (*((volatile unsigned char*)(ATA_IOBASE + 0x04)))
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#define ATA_SECTOR (*((volatile unsigned char*)(ATA_IOBASE + 0x06)))
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#define ATA_LCYL (*((volatile unsigned char*)(ATA_IOBASE + 0x08)))
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#define ATA_HCYL (*((volatile unsigned char*)(ATA_IOBASE + 0x0A)))
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#define ATA_SELECT (*((volatile unsigned char*)(ATA_IOBASE + 0x0C)))
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#define ATA_COMMAND (*((volatile unsigned char*)(ATA_IOBASE + 0x0E)))
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#define ATA_CONTROL (*((volatile unsigned char*)(0x20000000 + 0x1C)))
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#endif
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