[people/ms/u-boot.git] / include / ide.h

/*
 * (C) Copyright 2000
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef	_IDE_H
#define _IDE_H

#define IDE_BUS(dev)	(dev / (CONFIG_SYS_IDE_MAXDEVICE / CONFIG_SYS_IDE_MAXBUS))

#define	ATA_CURR_BASE(dev)	(CONFIG_SYS_ATA_BASE_ADDR+ide_bus_offset[IDE_BUS(dev)])
extern ulong ide_bus_offset[];

#ifdef CONFIG_IDE_LED

/*
 * LED Port
 */
#define	LED_PORT	((uchar *)(PER8_BASE + 0x3000))
#define LED_IDE1	0x01
#define LED_IDE2	0x02
#define	DEVICE_LED(d)	((d & 2) | ((d & 2) == 0)) /* depends on bit positions! */

#endif /* CONFIG_IDE_LED */

#ifdef CONFIG_SYS_64BIT_LBA
typedef uint64_t lbaint_t;
#define LBAF "%llx"
#define LBAFU "%llu"
#else
typedef ulong lbaint_t;
#define LBAF "%lx"
#define LBAFU "%lu"
#endif

/*
 * Function Prototypes
 */

void ide_init(void);
ulong ide_read(int device, lbaint_t blknr, lbaint_t blkcnt, void *buffer);
ulong ide_write(int device, lbaint_t blknr, lbaint_t blkcnt,
		const void *buffer);

#ifdef CONFIG_IDE_PREINIT
int ide_preinit(void);
#endif

#ifdef CONFIG_IDE_INIT_POSTRESET
int ide_init_postreset(void);
#endif

#if defined(CONFIG_OF_IDE_FIXUP)
int ide_device_present(int dev);
#endif

#if defined(CONFIG_IDE_AHB)
unsigned char ide_read_register(int dev, unsigned int port);
void ide_write_register(int dev, unsigned int port, unsigned char val);
void ide_read_data(int dev, ulong *sect_buf, int words);
void ide_write_data(int dev, const ulong *sect_buf, int words);
#endif

/*
 * I/O function overrides
 */
unsigned char ide_inb(int dev, int port);
void ide_outb(int dev, int port, unsigned char val);
void ide_input_swap_data(int dev, ulong *sect_buf, int words);
void ide_input_data(int dev, ulong *sect_buf, int words);
void ide_output_data(int dev, const ulong *sect_buf, int words);
void ide_input_data_shorts(int dev, ushort *sect_buf, int shorts);
void ide_output_data_shorts(int dev, ushort *sect_buf, int shorts);

void ide_led(uchar led, uchar status);

/**
 * board_start_ide() - Start up the board IDE interfac
 *
 * @return 0 if ok
 */
int board_start_ide(void);

#endif /* _IDE_H */
Commit	Line	Data
0f9cfa09 WD	1	/*
	2	* (C) Copyright 2000
	3	* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
	4	*
1a459660	5	* SPDX-License-Identifier: GPL-2.0+
0f9cfa09 WD	6	*/
	7
	8	#ifndef _IDE_H
	9	#define _IDE_H
	10
8a10180d	11	#define IDE_BUS(dev) (dev / (CONFIG_SYS_IDE_MAXDEVICE / CONFIG_SYS_IDE_MAXBUS))
0f9cfa09	12
6d0f6bcf	13	#define ATA_CURR_BASE(dev) (CONFIG_SYS_ATA_BASE_ADDR+ide_bus_offset[IDE_BUS(dev)])
f5b82c0f	14	extern ulong ide_bus_offset[];
f98984cb	15
0f9cfa09 WD	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
6d0f6bcf	28	#ifdef CONFIG_SYS_64BIT_LBA
c40b2956	29	typedef uint64_t lbaint_t;
24a3fdd6	30	#define LBAF "%llx"
04735e9c	31	#define LBAFU "%llu"
c40b2956 WD	32	#else
c40b2956 WD	33	typedef ulong lbaint_t;
24a3fdd6	34	#define LBAF "%lx"
04735e9c	35	#define LBAFU "%lu"
c40b2956 WD	36	#endif
c40b2956 WD	37
0f9cfa09 WD	38	/*
	39	* Function Prototypes
	40	*/
	41
735dd97b	42	void ide_init(void);
ff8fef56 SS	43	ulong ide_read(int device, lbaint_t blknr, lbaint_t blkcnt, void *buffer);
	44	ulong ide_write(int device, lbaint_t blknr, lbaint_t blkcnt,
	45	const void *buffer);
0f9cfa09	46
8d1165e1 PH	47	#ifdef CONFIG_IDE_PREINIT
	48	int ide_preinit(void);
	49	#endif
	50
	51	#ifdef CONFIG_IDE_INIT_POSTRESET
	52	int ide_init_postreset(void);
	53	#endif
	54
3887c3fb HS	55	#if defined(CONFIG_OF_IDE_FIXUP)
	56	int ide_device_present(int dev);
	57	#endif
0abddf82 ML	58
	59	#if defined(CONFIG_IDE_AHB)
	60	unsigned char ide_read_register(int dev, unsigned int port);
	61	void ide_write_register(int dev, unsigned int port, unsigned char val);
	62	void ide_read_data(int dev, ulong *sect_buf, int words);
c575180b	63	void ide_write_data(int dev, const ulong *sect_buf, int words);
0abddf82	64	#endif
f5b82c0f PH	65
	66	/*
	67	* I/O function overrides
	68	*/
288afdc9 JH	69	unsigned char ide_inb(int dev, int port);
288afdc9 JH	70	void ide_outb(int dev, int port, unsigned char val);
f5b82c0f PH	71	void ide_input_swap_data(int dev, ulong *sect_buf, int words);
	72	void ide_input_data(int dev, ulong *sect_buf, int words);
	73	void ide_output_data(int dev, const ulong *sect_buf, int words);
	74	void ide_input_data_shorts(int dev, ushort *sect_buf, int shorts);
	75	void ide_output_data_shorts(int dev, ushort *sect_buf, int shorts);
	76
288afdc9 JH	77	void ide_led(uchar led, uchar status);
288afdc9 JH	78
c2240d4d SG	79	/**
	80	* board_start_ide() - Start up the board IDE interfac
	81	*
	82	* @return 0 if ok
	83	*/
	84	int board_start_ide(void);
	85
0f9cfa09	86	#endif /* _IDE_H */