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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / e84b8f6ce0e7daf4e9781172c4ffd74d7d525dbb / . / include / ide.h
blob: 0424d045a157aa9c56a55f979c6612d30575953f [file] [log] [blame]
wdenk0f9cfa02002-08-27 10:38:37 +0000[diff] [blame]1/*
2 * (C) Copyright 2000
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
Wolfgang Denk1a459662013-07-08 09:37:19 +0200[diff] [blame]5 * SPDX-License-Identifier: GPL-2.0+
wdenk0f9cfa02002-08-27 10:38:37 +0000[diff] [blame]6 */
7
8#ifndef _IDE_H
9#define _IDE_H
10
Luka Perkov8a101802012-05-14 09:29:10 +0000[diff] [blame]11#define IDE_BUS(dev) (dev / (CONFIG_SYS_IDE_MAXDEVICE / CONFIG_SYS_IDE_MAXBUS))
wdenk0f9cfa02002-08-27 10:38:37 +0000[diff] [blame]12
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200[diff] [blame]13#define ATA_CURR_BASE(dev) (CONFIG_SYS_ATA_BASE_ADDR+ide_bus_offset[IDE_BUS(dev)])
Pavel Herrmannf5b82c02012-10-09 07:04:39 +0000[diff] [blame]14extern ulong ide_bus_offset[];
Heiko Schocherf98984c2007-08-28 17:39:14 +0200[diff] [blame]15
wdenk0f9cfa02002-08-27 10:38:37 +0000[diff] [blame]16#ifdef CONFIG_IDE_LED
17
18/*
19 * LED Port
20 */
21#define LED_PORT ((uchar *)(PER8_BASE + 0x3000))
22#define LED_IDE1 0x01
23#define LED_IDE2 0x02
24#define DEVICE_LED(d) ((d & 2) | ((d & 2) == 0)) /* depends on bit positions! */
25
26#endif /* CONFIG_IDE_LED */
27
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200[diff] [blame]28#ifdef CONFIG_SYS_64BIT_LBA
wdenkc40b2952004-03-13 23:29:43 +0000[diff] [blame]29typedef uint64_t lbaint_t;
Gabe Black24a3fdd2012-10-12 14:26:06 +0000[diff] [blame]30#define LBAF "%llx"
Frederic Leroy04735e92013-06-26 18:11:25 +0200[diff] [blame]31#define LBAFU "%llu"
wdenkc40b2952004-03-13 23:29:43 +0000[diff] [blame]32#else
33typedef ulong lbaint_t;
Gabe Black24a3fdd2012-10-12 14:26:06 +0000[diff] [blame]34#define LBAF "%lx"
Frederic Leroy04735e92013-06-26 18:11:25 +0200[diff] [blame]35#define LBAFU "%lu"
wdenkc40b2952004-03-13 23:29:43 +0000[diff] [blame]36#endif
37
wdenk0f9cfa02002-08-27 10:38:37 +0000[diff] [blame]38/*
39 * Function Prototypes
40 */
41
Grant Likely735dd972007-02-20 09:04:34 +0100[diff] [blame]42void ide_init(void);
Sascha Silbeff8fef52013-06-14 13:07:25 +0200[diff] [blame]43ulong ide_read(int device, lbaint_t blknr, lbaint_t blkcnt, void *buffer);
44ulong ide_write(int device, lbaint_t blknr, lbaint_t blkcnt,
45 const void *buffer);
wdenk0f9cfa02002-08-27 10:38:37 +0000[diff] [blame]46
Pavel Herrmann8d1165e11a2012-10-09 07:01:56 +0000[diff] [blame]47#ifdef CONFIG_IDE_PREINIT
48int ide_preinit(void);
49#endif
50
51#ifdef CONFIG_IDE_INIT_POSTRESET
52int ide_init_postreset(void);
53#endif
54
Heiko Schocher3887c3f2009-09-23 07:56:08 +0200[diff] [blame]55#if defined(CONFIG_OF_IDE_FIXUP)
56int ide_device_present(int dev);
57#endif
Macpaul Lin0abddf82011-04-11 20:45:32 +0000[diff] [blame]58
59#if defined(CONFIG_IDE_AHB)
60unsigned char ide_read_register(int dev, unsigned int port);
61void ide_write_register(int dev, unsigned int port, unsigned char val);
62void ide_read_data(int dev, ulong *sect_buf, int words);
Gabor Juhosc5751802013-05-26 12:11:28 +0200[diff] [blame]63void ide_write_data(int dev, const ulong *sect_buf, int words);
Macpaul Lin0abddf82011-04-11 20:45:32 +0000[diff] [blame]64#endif
Pavel Herrmannf5b82c02012-10-09 07:04:39 +0000[diff] [blame]65
66/*
67 * I/O function overrides
68 */
69void ide_input_swap_data(int dev, ulong *sect_buf, int words);
70void ide_input_data(int dev, ulong *sect_buf, int words);
71void ide_output_data(int dev, const ulong *sect_buf, int words);
72void ide_input_data_shorts(int dev, ushort *sect_buf, int shorts);
73void ide_output_data_shorts(int dev, ushort *sect_buf, int shorts);
74
Simon Glassc2240d42013-03-14 07:20:12 +0000[diff] [blame]75/**
76 * board_start_ide() - Start up the board IDE interfac
77 *
78 * @return 0 if ok
79 */
80int board_start_ide(void);
81
wdenk0f9cfa02002-08-27 10:38:37 +0000[diff] [blame]82#endif /* _IDE_H */