ide.h 1.6 KB

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  1. /*
  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. #ifndef _IDE_H
  24. #define _IDE_H
  25. #define IDE_BUS(dev) (dev >> 1)
  26. #define ATA_CURR_BASE(dev) (CONFIG_SYS_ATA_BASE_ADDR+ide_bus_offset[IDE_BUS(dev)])
  27. #ifdef CONFIG_IDE_LED
  28. /*
  29. * LED Port
  30. */
  31. #define LED_PORT ((uchar *)(PER8_BASE + 0x3000))
  32. #define LED_IDE1 0x01
  33. #define LED_IDE2 0x02
  34. #define DEVICE_LED(d) ((d & 2) | ((d & 2) == 0)) /* depends on bit positions! */
  35. #endif /* CONFIG_IDE_LED */
  36. #ifdef CONFIG_SYS_64BIT_LBA
  37. typedef uint64_t lbaint_t;
  38. #else
  39. typedef ulong lbaint_t;
  40. #endif
  41. /*
  42. * Function Prototypes
  43. */
  44. void ide_init(void);
  45. ulong ide_read(int device, lbaint_t blknr, ulong blkcnt, void *buffer);
  46. ulong ide_write(int device, lbaint_t blknr, ulong blkcnt, void *buffer);
  47. #if defined(CONFIG_OF_IDE_FIXUP)
  48. int ide_device_present(int dev);
  49. #endif
  50. #endif /* _IDE_H */