diff options
Diffstat (limited to 'drivers/ide/ide-floppy.h')
| -rw-r--r-- | drivers/ide/ide-floppy.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/ide/ide-floppy.h b/drivers/ide/ide-floppy.h new file mode 100644 index 00000000000..17cf865e583 --- /dev/null +++ b/drivers/ide/ide-floppy.h @@ -0,0 +1,62 @@ +#ifndef __IDE_FLOPPY_H +#define __IDE_FLOPPY_H + +/* + * Most of our global data which we need to save even as we leave the driver + * due to an interrupt or a timer event is stored in a variable of type + * idefloppy_floppy_t, defined below. + */ +typedef struct ide_floppy_obj { + ide_drive_t *drive; + ide_driver_t *driver; + struct gendisk *disk; + struct kref kref; + unsigned int openers; /* protected by BKL for now */ + + /* Last failed packet command */ + struct ide_atapi_pc *failed_pc; + /* used for blk_{fs,pc}_request() requests */ + struct ide_atapi_pc queued_pc; + + /* Last error information */ + u8 sense_key, asc, ascq; + + int progress_indication; + + /* Device information */ + /* Current format */ + int blocks, block_size, bs_factor; + /* Last format capacity descriptor */ + u8 cap_desc[8]; + /* Copy of the flexible disk page */ + u8 flexible_disk_page[32]; +} idefloppy_floppy_t; + +/* + * Pages of the SELECT SENSE / MODE SENSE packet commands. + * See SFF-8070i spec. + */ +#define IDEFLOPPY_CAPABILITIES_PAGE 0x1b +#define IDEFLOPPY_FLEXIBLE_DISK_PAGE 0x05 + +/* IOCTLs used in low-level formatting. */ +#define IDEFLOPPY_IOCTL_FORMAT_SUPPORTED 0x4600 +#define IDEFLOPPY_IOCTL_FORMAT_GET_CAPACITY 0x4601 +#define IDEFLOPPY_IOCTL_FORMAT_START 0x4602 +#define IDEFLOPPY_IOCTL_FORMAT_GET_PROGRESS 0x4603 + +/* ide-floppy.c */ +void ide_floppy_create_mode_sense_cmd(struct ide_atapi_pc *, u8); +void ide_floppy_create_read_capacity_cmd(struct ide_atapi_pc *); +sector_t ide_floppy_capacity(ide_drive_t *); + +/* ide-floppy_ioctl.c */ +int ide_floppy_ioctl(struct inode *, struct file *, unsigned, unsigned long); + +#ifdef CONFIG_IDE_PROC_FS +/* ide-floppy_proc.c */ +extern ide_proc_entry_t ide_floppy_proc[]; +extern const struct ide_proc_devset ide_floppy_settings[]; +#endif + +#endif /*__IDE_FLOPPY_H */ |