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linux-vybrid_pu...
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drivers
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ide
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ide-floppy.h

ide-floppy.h 1.6 KB
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  1. #ifndef __IDE_FLOPPY_H
    2. 

  2. #define __IDE_FLOPPY_H
    3. 

  3. 

  4. /*
    5. 

  5.  * Most of our global data which we need to save even as we leave the driver
    6. 

  6.  * due to an interrupt or a timer event is stored in a variable of type
    7. 

  7.  * idefloppy_floppy_t, defined below.
    8. 

  8.  */
    9. 

  9. typedef struct ide_floppy_obj {
    10. 

  10. 	ide_drive_t	*drive;
    11. 

  11. 	ide_driver_t	*driver;
    12. 

  12. 	struct gendisk	*disk;
    13. 

  13. 	struct kref	kref;
    14. 

  14. 	unsigned int	openers;	/* protected by BKL for now */
    15. 

  15. 

  16. 	/* Last failed packet command */
    17. 

  17. 	struct ide_atapi_pc *failed_pc;
    18. 

  18. 	/* used for blk_{fs,pc}_request() requests */
    19. 

  19. 	struct ide_atapi_pc queued_pc;
    20. 

  20. 

  21. 	/* Last error information */
    22. 

  22. 	u8 sense_key, asc, ascq;
    23. 

  23. 	/* delay this long before sending packet command */
    24. 

  24. 	u8 ticks;
    25. 

  25. 	int progress_indication;
    26. 

  26. 

  27. 	/* Device information */
    28. 

  28. 	/* Current format */
    29. 

  29. 	int blocks, block_size, bs_factor;
    30. 

  30. 	/* Last format capacity descriptor */
    31. 

  31. 	u8 cap_desc[8];
    32. 

  32. 	/* Copy of the flexible disk page */
    33. 

  33. 	u8 flexible_disk_page[32];
    34. 

  34. } idefloppy_floppy_t;
    35. 

  35. 

  36. /*
    37. 

  37.  * Pages of the SELECT SENSE / MODE SENSE packet commands.
    38. 

  38.  * See SFF-8070i spec.
    39. 

  39.  */
    40. 

  40. #define	IDEFLOPPY_CAPABILITIES_PAGE	0x1b
    41. 

  41. #define IDEFLOPPY_FLEXIBLE_DISK_PAGE	0x05
    42. 

  42. 

  43. /* IOCTLs used in low-level formatting. */
    44. 

  44. #define	IDEFLOPPY_IOCTL_FORMAT_SUPPORTED	0x4600
    45. 

  45. #define	IDEFLOPPY_IOCTL_FORMAT_GET_CAPACITY	0x4601
    46. 

  46. #define	IDEFLOPPY_IOCTL_FORMAT_START		0x4602
    47. 

  47. #define IDEFLOPPY_IOCTL_FORMAT_GET_PROGRESS	0x4603
    48. 

  48. 

  49. /* ide-floppy.c */
    50. 

  50. void ide_floppy_create_mode_sense_cmd(struct ide_atapi_pc *, u8);
    51. 

  51. void ide_floppy_create_read_capacity_cmd(struct ide_atapi_pc *);
    52. 

  52. 

  53. /* ide-floppy_ioctl.c */
    54. 

  54. int ide_floppy_format_ioctl(ide_drive_t *, struct file *, unsigned int,
    55. 

  55. 			    void __user *);
    56. 

  56. 

  57. #endif /*__IDE_FLOPPY_H */
    58.