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wdenk0f9cfa02002-08-27 10:38:37 +00001/*
2 * (C) Copyright 2000
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24#ifndef _IDE_H
25#define _IDE_H
26
Luka Perkov8a101802012-05-14 09:29:10 +000027#define IDE_BUS(dev) (dev / (CONFIG_SYS_IDE_MAXDEVICE / CONFIG_SYS_IDE_MAXBUS))
wdenk0f9cfa02002-08-27 10:38:37 +000028
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020029#define ATA_CURR_BASE(dev) (CONFIG_SYS_ATA_BASE_ADDR+ide_bus_offset[IDE_BUS(dev)])
Pavel Herrmannf5b82c02012-10-09 07:04:39 +000030extern ulong ide_bus_offset[];
Heiko Schocherf98984c2007-08-28 17:39:14 +020031
wdenk0f9cfa02002-08-27 10:38:37 +000032#ifdef CONFIG_IDE_LED
33
34/*
35 * LED Port
36 */
37#define LED_PORT ((uchar *)(PER8_BASE + 0x3000))
38#define LED_IDE1 0x01
39#define LED_IDE2 0x02
40#define DEVICE_LED(d) ((d & 2) | ((d & 2) == 0)) /* depends on bit positions! */
41
42#endif /* CONFIG_IDE_LED */
43
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020044#ifdef CONFIG_SYS_64BIT_LBA
wdenkc40b2952004-03-13 23:29:43 +000045typedef uint64_t lbaint_t;
Gabe Black24a3fdd2012-10-12 14:26:06 +000046#define LBAF "%llx"
wdenkc40b2952004-03-13 23:29:43 +000047#else
48typedef ulong lbaint_t;
Gabe Black24a3fdd2012-10-12 14:26:06 +000049#define LBAF "%lx"
wdenkc40b2952004-03-13 23:29:43 +000050#endif
51
wdenk0f9cfa02002-08-27 10:38:37 +000052/*
53 * Function Prototypes
54 */
55
Grant Likely735dd972007-02-20 09:04:34 +010056void ide_init(void);
Tom Rini4ac8f8e2012-09-29 07:36:43 -070057ulong ide_read(int device, ulong blknr, lbaint_t blkcnt, void *buffer);
58ulong ide_write(int device, ulong blknr, lbaint_t blkcnt, const void *buffer);
wdenk0f9cfa02002-08-27 10:38:37 +000059
Pavel Herrmann8d1165e11a2012-10-09 07:01:56 +000060#ifdef CONFIG_IDE_PREINIT
61int ide_preinit(void);
62#endif
63
64#ifdef CONFIG_IDE_INIT_POSTRESET
65int ide_init_postreset(void);
66#endif
67
Heiko Schocher3887c3f2009-09-23 07:56:08 +020068#if defined(CONFIG_OF_IDE_FIXUP)
69int ide_device_present(int dev);
70#endif
Macpaul Lin0abddf82011-04-11 20:45:32 +000071
72#if defined(CONFIG_IDE_AHB)
73unsigned char ide_read_register(int dev, unsigned int port);
74void ide_write_register(int dev, unsigned int port, unsigned char val);
75void ide_read_data(int dev, ulong *sect_buf, int words);
76void ide_write_data(int dev, ulong *sect_buf, int words);
77#endif
Pavel Herrmannf5b82c02012-10-09 07:04:39 +000078
79/*
80 * I/O function overrides
81 */
82void ide_input_swap_data(int dev, ulong *sect_buf, int words);
83void ide_input_data(int dev, ulong *sect_buf, int words);
84void ide_output_data(int dev, const ulong *sect_buf, int words);
85void ide_input_data_shorts(int dev, ushort *sect_buf, int shorts);
86void ide_output_data_shorts(int dev, ushort *sect_buf, int shorts);
87
wdenk0f9cfa02002-08-27 10:38:37 +000088#endif /* _IDE_H */