2002-08-27 10:38:37 +00:00
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/*
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* (C) Copyright 2000
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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2013-07-08 07:37:19 +00:00
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* SPDX-License-Identifier: GPL-2.0+
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2002-08-27 10:38:37 +00:00
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*/
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#ifndef _IDE_H
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#define _IDE_H
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2016-02-29 22:25:39 +00:00
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#include <blk.h>
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2012-05-14 09:29:10 +00:00
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#define IDE_BUS(dev) (dev / (CONFIG_SYS_IDE_MAXDEVICE / CONFIG_SYS_IDE_MAXBUS))
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2002-08-27 10:38:37 +00:00
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2008-10-16 13:01:15 +00:00
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#define ATA_CURR_BASE(dev) (CONFIG_SYS_ATA_BASE_ADDR+ide_bus_offset[IDE_BUS(dev)])
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2012-10-09 07:04:39 +00:00
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extern ulong ide_bus_offset[];
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2007-08-28 15:39:14 +00:00
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2002-08-27 10:38:37 +00:00
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#ifdef CONFIG_IDE_LED
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/*
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* LED Port
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*/
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#define LED_PORT ((uchar *)(PER8_BASE + 0x3000))
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#define LED_IDE1 0x01
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#define LED_IDE2 0x02
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#define DEVICE_LED(d) ((d & 2) | ((d & 2) == 0)) /* depends on bit positions! */
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2014-10-08 20:58:04 +00:00
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void ide_led(uchar led, uchar status);
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2002-08-27 10:38:37 +00:00
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#endif /* CONFIG_IDE_LED */
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/*
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* Function Prototypes
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*/
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2007-02-20 08:04:34 +00:00
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void ide_init(void);
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2016-02-29 22:25:34 +00:00
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struct blk_desc;
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ulong ide_read(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt,
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2015-12-07 18:38:48 +00:00
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void *buffer);
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2016-02-29 22:25:34 +00:00
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ulong ide_write(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt,
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2013-06-14 11:07:25 +00:00
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const void *buffer);
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2002-08-27 10:38:37 +00:00
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2012-10-09 07:01:56 +00:00
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#ifdef CONFIG_IDE_PREINIT
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int ide_preinit(void);
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#endif
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#ifdef CONFIG_IDE_INIT_POSTRESET
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int ide_init_postreset(void);
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#endif
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2009-09-23 05:56:08 +00:00
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#if defined(CONFIG_OF_IDE_FIXUP)
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int ide_device_present(int dev);
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#endif
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2011-04-11 20:45:32 +00:00
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#if defined(CONFIG_IDE_AHB)
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unsigned char ide_read_register(int dev, unsigned int port);
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void ide_write_register(int dev, unsigned int port, unsigned char val);
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void ide_read_data(int dev, ulong *sect_buf, int words);
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2013-05-26 10:11:28 +00:00
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void ide_write_data(int dev, const ulong *sect_buf, int words);
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2011-04-11 20:45:32 +00:00
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#endif
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2012-10-09 07:04:39 +00:00
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/*
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* I/O function overrides
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*/
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2014-07-12 13:07:19 +00:00
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unsigned char ide_inb(int dev, int port);
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void ide_outb(int dev, int port, unsigned char val);
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2012-10-09 07:04:39 +00:00
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void ide_input_swap_data(int dev, ulong *sect_buf, int words);
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void ide_input_data(int dev, ulong *sect_buf, int words);
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void ide_output_data(int dev, const ulong *sect_buf, int words);
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void ide_input_data_shorts(int dev, ushort *sect_buf, int shorts);
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void ide_output_data_shorts(int dev, ushort *sect_buf, int shorts);
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2014-07-12 13:07:19 +00:00
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void ide_led(uchar led, uchar status);
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2013-03-14 07:20:12 +00:00
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/**
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* board_start_ide() - Start up the board IDE interfac
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*
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* @return 0 if ok
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*/
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int board_start_ide(void);
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2002-08-27 10:38:37 +00:00
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#endif /* _IDE_H */
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