| | 1 | /* |
| | 2 | * (C) Copyright 2000 |
| | 3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| | 4 | * |
| | 5 | * SPDX-License-Identifier: GPL-2.0+ |
| | 6 | */ |
| | 7 | |
| | 8 | #ifndef _IDE_H |
| | 9 | #define _IDE_H |
| | 10 | |
| | 11 | #include <blk.h> |
| | 12 | |
| | 13 | #define IDE_BUS(dev) (dev / (CONFIG_SYS_IDE_MAXDEVICE / CONFIG_SYS_IDE_MAXBUS)) |
| | 14 | |
| | 15 | #define ATA_CURR_BASE(dev) (CONFIG_SYS_ATA_BASE_ADDR+ide_bus_offset[IDE_BUS(dev)]) |
| | 16 | extern ulong ide_bus_offset[]; |
| | 17 | |
| | 18 | #ifdef CONFIG_IDE_LED |
| | 19 | |
| | 20 | /* |
| | 21 | * LED Port |
| | 22 | */ |
| | 23 | #define LED_PORT ((uchar *)(PER8_BASE + 0x3000)) |
| | 24 | #define LED_IDE1 0x01 |
| | 25 | #define LED_IDE2 0x02 |
| | 26 | #define DEVICE_LED(d) ((d & 2) | ((d & 2) == 0)) /* depends on bit positions! */ |
| | 27 | |
| | 28 | void ide_led(uchar led, uchar status); |
| | 29 | #endif /* CONFIG_IDE_LED */ |
| | 30 | |
| | 31 | /* |
| | 32 | * Function Prototypes |
| | 33 | */ |
| | 34 | |
| | 35 | void ide_init(void); |
| | 36 | struct blk_desc; |
| | 37 | struct udevice; |
| | 38 | #ifdef CONFIG_BLK |
| | 39 | ulong ide_read(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt, |
| | 40 | void *buffer); |
| | 41 | ulong ide_write(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt, |
| | 42 | const void *buffer); |
| | 43 | #else |
| | 44 | ulong ide_read(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt, |
| | 45 | void *buffer); |
| | 46 | ulong ide_write(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt, |
| | 47 | const void *buffer); |
| | 48 | #endif |
| | 49 | |
| | 50 | #ifdef CONFIG_IDE_PREINIT |
| | 51 | int ide_preinit(void); |
| | 52 | #endif |
| | 53 | |
| | 54 | #ifdef CONFIG_IDE_INIT_POSTRESET |
| | 55 | int ide_init_postreset(void); |
| | 56 | #endif |
| | 57 | |
| | 58 | #if defined(CONFIG_OF_IDE_FIXUP) |
| | 59 | int ide_device_present(int dev); |
| | 60 | #endif |
| | 61 | |
| | 62 | #if defined(CONFIG_IDE_AHB) |
| | 63 | unsigned char ide_read_register(int dev, unsigned int port); |
| | 64 | void ide_write_register(int dev, unsigned int port, unsigned char val); |
| | 65 | void ide_read_data(int dev, ulong *sect_buf, int words); |
| | 66 | void ide_write_data(int dev, const ulong *sect_buf, int words); |
| | 67 | #endif |
| | 68 | |
| | 69 | /* |
| | 70 | * I/O function overrides |
| | 71 | */ |
| | 72 | unsigned char ide_inb(int dev, int port); |
| | 73 | void ide_outb(int dev, int port, unsigned char val); |
| | 74 | void ide_input_swap_data(int dev, ulong *sect_buf, int words); |
| | 75 | void ide_input_data(int dev, ulong *sect_buf, int words); |
| | 76 | void ide_output_data(int dev, const ulong *sect_buf, int words); |
| | 77 | void ide_input_data_shorts(int dev, ushort *sect_buf, int shorts); |
| | 78 | void ide_output_data_shorts(int dev, ushort *sect_buf, int shorts); |
| | 79 | |
| | 80 | void ide_led(uchar led, uchar status); |
| | 81 | |
| | 82 | /** |
| | 83 | * board_start_ide() - Start up the board IDE interfac |
| | 84 | * |
| | 85 | * @return 0 if ok |
| | 86 | */ |
| | 87 | int board_start_ide(void); |
| | 88 | |
| | 89 | #endif /* _IDE_H */ |
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