| Bartlomiej Zolnierkiewicz | 0127854 | 2008-10-10 22:39:38 +0200 | [diff] [blame] | 1 | #ifndef __IDE_FLOPPY_H |
| 2 | #define __IDE_FLOPPY_H |
| 3 | |
| 4 | /* |
| 5 | * Most of our global data which we need to save even as we leave the driver |
| 6 | * due to an interrupt or a timer event is stored in a variable of type |
| 7 | * idefloppy_floppy_t, defined below. |
| 8 | */ |
| 9 | typedef struct ide_floppy_obj { |
| 10 | ide_drive_t *drive; |
| 11 | ide_driver_t *driver; |
| 12 | struct gendisk *disk; |
| 13 | struct kref kref; |
| 14 | unsigned int openers; /* protected by BKL for now */ |
| 15 | |
| 16 | /* Current packet command */ |
| 17 | struct ide_atapi_pc *pc; |
| 18 | /* Last failed packet command */ |
| 19 | struct ide_atapi_pc *failed_pc; |
| 20 | /* used for blk_{fs,pc}_request() requests */ |
| 21 | struct ide_atapi_pc queued_pc; |
| 22 | |
| 23 | struct ide_atapi_pc request_sense_pc; |
| 24 | struct request request_sense_rq; |
| 25 | |
| 26 | /* Last error information */ |
| 27 | u8 sense_key, asc, ascq; |
| 28 | /* delay this long before sending packet command */ |
| 29 | u8 ticks; |
| 30 | int progress_indication; |
| 31 | |
| 32 | /* Device information */ |
| 33 | /* Current format */ |
| 34 | int blocks, block_size, bs_factor; |
| 35 | /* Last format capacity descriptor */ |
| 36 | u8 cap_desc[8]; |
| 37 | /* Copy of the flexible disk page */ |
| 38 | u8 flexible_disk_page[32]; |
| 39 | } idefloppy_floppy_t; |
| 40 | |
| 41 | /* |
| 42 | * Pages of the SELECT SENSE / MODE SENSE packet commands. |
| 43 | * See SFF-8070i spec. |
| 44 | */ |
| 45 | #define IDEFLOPPY_CAPABILITIES_PAGE 0x1b |
| 46 | #define IDEFLOPPY_FLEXIBLE_DISK_PAGE 0x05 |
| 47 | |
| 48 | /* IOCTLs used in low-level formatting. */ |
| 49 | #define IDEFLOPPY_IOCTL_FORMAT_SUPPORTED 0x4600 |
| 50 | #define IDEFLOPPY_IOCTL_FORMAT_GET_CAPACITY 0x4601 |
| 51 | #define IDEFLOPPY_IOCTL_FORMAT_START 0x4602 |
| 52 | #define IDEFLOPPY_IOCTL_FORMAT_GET_PROGRESS 0x4603 |
| 53 | |
| 54 | /* ide-floppy.c */ |
| 55 | void ide_floppy_create_mode_sense_cmd(struct ide_atapi_pc *, u8); |
| 56 | void ide_floppy_create_read_capacity_cmd(struct ide_atapi_pc *); |
| 57 | void ide_floppy_create_request_sense_cmd(struct ide_atapi_pc *); |
| 58 | |
| 59 | /* ide-floppy_ioctl.c */ |
| 60 | int ide_floppy_format_ioctl(ide_drive_t *, struct file *, unsigned int, |
| 61 | void __user *); |
| 62 | |
| 63 | #endif /*__IDE_FLOPPY_H */ |