62321ed0bd
There's no point retrying these requests for five seconds, the sector number isn't going to get any more valid. It interferes with being able to detect broken drives like the 5.5G 80GB iPod's. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25525 a1c6a512-1295-4272-9138-f99709370657
82 lines
2.5 KiB
C
82 lines
2.5 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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/* They likely won't be used anyway since DMA potentially works for any
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* sector number and alignment. */
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#define PREFER_C_READING
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#define PREFER_C_WRITING
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#ifdef HAVE_ATA_DMA
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#define ATA_MAX_MWDMA 2
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#define ATA_MAX_UDMA 4
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#endif
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#define ATA_DATA ATA_DRIVE_DATA
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#define ATA_ERROR ATA_DRIVE_FEATURES
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#define ATA_NSECTOR ATA_DRIVE_SECTOR_COUNT
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#define ATA_SECTOR ATA_DRIVE_SECTOR_NUM
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#define ATA_LCYL ATA_DRIVE_CYL_LOW
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#define ATA_HCYL ATA_DRIVE_CYL_HIGH
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#define ATA_SELECT ATA_DRIVE_CYL_HEAD
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#define ATA_COMMAND ATA_DRIVE_COMMAND
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#define ATA_CONTROL ATA_DRIVE_CONTROL
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#define STATUS_BSY 0x80
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#define STATUS_RDY 0x40
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#define STATUS_DF 0x20
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#define STATUS_DRQ 0x08
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#define STATUS_ERR 0x01
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#define ERROR_ABRT 0x04
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#define ERROR_IDNF 0x10
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#define WRITE_PATTERN1 0xa5
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#define WRITE_PATTERN2 0x5a
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#define WRITE_PATTERN3 0xaa
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#define WRITE_PATTERN4 0x55
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#define READ_PATTERN1 0xa5
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#define READ_PATTERN2 0x5a
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#define READ_PATTERN3 0xaa
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#define READ_PATTERN4 0x55
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#define READ_PATTERN1_MASK 0xff
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#define READ_PATTERN2_MASK 0xff
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#define READ_PATTERN3_MASK 0xff
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#define READ_PATTERN4_MASK 0xff
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#define SET_REG(reg,val) reg = (val)
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#define SET_16BITREG(reg,val) reg = (val)
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void ata_reset(void);
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void ata_device_init(void);
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bool ata_is_coldstart(void);
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#define ATA_SET_DEVICE_FEATURES
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void ata_set_pio_timings(int mode);
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#endif /* ATA_TARGET_H */
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