mirror of
https://github.com/torvalds/linux.git
synced 2026-06-01 11:03:43 +02:00
4b6852d764
The only supported device type by the Virtual Tape Server is 3490. The 3480 device type was an old physical tape model and doesn't exist anymore. Remove 3480 from the list and any mention of it. Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com> Reviewed-by: Jens Remus <jremus@linux.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
108 lines
3.5 KiB
C
108 lines
3.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* standard tape device functions for ibm tapes.
|
|
*
|
|
* Copyright IBM Corp. 2001, 2006
|
|
* Author(s): Carsten Otte <cotte@de.ibm.com>
|
|
* Tuan Ngo-Anh <ngoanh@de.ibm.com>
|
|
* Martin Schwidefsky <schwidefsky@de.ibm.com>
|
|
*/
|
|
|
|
#ifndef _TAPE_STD_H
|
|
#define _TAPE_STD_H
|
|
|
|
/*
|
|
* Biggest block size of 256K to handle.
|
|
*/
|
|
#define MAX_BLOCKSIZE 262144
|
|
|
|
/*
|
|
* The CCW commands for the Tape type of command.
|
|
*/
|
|
#define BACKSPACEBLOCK 0x27 /* Back Space block */
|
|
#define BACKSPACEFILE 0x2f /* Back Space file */
|
|
#define DATA_SEC_ERASE 0x97 /* Data security erase */
|
|
#define ERASE_GAP 0x17 /* Erase Gap */
|
|
#define FORSPACEBLOCK 0x37 /* Forward space block */
|
|
#define FORSPACEFILE 0x3F /* Forward Space file */
|
|
#define NOP 0x03 /* No operation */
|
|
#define READ_FORWARD 0x02 /* Read forward */
|
|
#define REWIND 0x07 /* Rewind */
|
|
#define REWIND_UNLOAD 0x0F /* Rewind and Unload */
|
|
#define SENSE 0x04 /* Sense */
|
|
#define WRITE_CMD 0x01 /* Write */
|
|
#define WRITETAPEMARK 0x1F /* Write Tape Mark */
|
|
|
|
#define ASSIGN 0xB7 /* Assign */
|
|
#define LOCATE 0x4F /* Locate Block */
|
|
#define MODE_SET_DB 0xDB /* Mode Set */
|
|
#define READ_BLOCK_ID 0x22 /* Read Block ID */
|
|
#define UNASSIGN 0xC7 /* Unassign */
|
|
|
|
#define SENSE_COMMAND_REJECT 0x80
|
|
#define SENSE_INTERVENTION_REQUIRED 0x40
|
|
#define SENSE_BUS_OUT_CHECK 0x20
|
|
#define SENSE_EQUIPMENT_CHECK 0x10
|
|
#define SENSE_DATA_CHECK 0x08
|
|
#define SENSE_OVERRUN 0x04
|
|
#define SENSE_DEFERRED_UNIT_CHECK 0x02
|
|
#define SENSE_ASSIGNED_ELSEWHERE 0x01
|
|
|
|
#define SENSE_LOCATE_FAILURE 0x80
|
|
#define SENSE_DRIVE_ONLINE 0x40
|
|
#define SENSE_RESERVED 0x20
|
|
#define SENSE_RECORD_SEQUENCE_ERR 0x10
|
|
#define SENSE_BEGINNING_OF_TAPE 0x08
|
|
#define SENSE_WRITE_MODE 0x04
|
|
#define SENSE_WRITE_PROTECT 0x02
|
|
#define SENSE_NOT_CAPABLE 0x01
|
|
|
|
#define SENSE_CHANNEL_ADAPTER_CODE 0xE0
|
|
#define SENSE_CHANNEL_ADAPTER_LOC 0x10
|
|
#define SENSE_REPORTING_CU 0x08
|
|
#define SENSE_AUTOMATIC_LOADER 0x04
|
|
#define SENSE_TAPE_SYNC_MODE 0x02
|
|
#define SENSE_TAPE_POSITIONING 0x01
|
|
|
|
/* discipline functions */
|
|
struct tape_request *tape_std_read_block(struct tape_device *);
|
|
void tape_std_read_backward(struct tape_device *device,
|
|
struct tape_request *request);
|
|
struct tape_request *tape_std_write_block(struct tape_device *);
|
|
|
|
/* Some non-mtop commands. */
|
|
int tape_std_assign(struct tape_device *);
|
|
int tape_std_unassign(struct tape_device *);
|
|
int tape_std_read_block_id(struct tape_device *device, __u64 *id);
|
|
int tape_std_terminate_write(struct tape_device *);
|
|
|
|
/* Standard magnetic tape commands. */
|
|
int tape_std_mtbsf(struct tape_device *, int);
|
|
int tape_std_mtbsfm(struct tape_device *, int);
|
|
int tape_std_mtbsr(struct tape_device *, int);
|
|
int tape_std_mtcompression(struct tape_device *, int);
|
|
int tape_std_mteom(struct tape_device *, int);
|
|
int tape_std_mterase(struct tape_device *, int);
|
|
int tape_std_mtfsf(struct tape_device *, int);
|
|
int tape_std_mtfsfm(struct tape_device *, int);
|
|
int tape_std_mtfsr(struct tape_device *, int);
|
|
int tape_std_mtload(struct tape_device *, int);
|
|
int tape_std_mtnop(struct tape_device *, int);
|
|
int tape_std_mtoffl(struct tape_device *, int);
|
|
int tape_std_mtreset(struct tape_device *, int);
|
|
int tape_std_mtreten(struct tape_device *, int);
|
|
int tape_std_mtrew(struct tape_device *, int);
|
|
int tape_std_mtsetblk(struct tape_device *, int);
|
|
int tape_std_mtunload(struct tape_device *, int);
|
|
int tape_std_mtweof(struct tape_device *, int);
|
|
|
|
/* Event handlers */
|
|
void tape_std_process_eov(struct tape_device *);
|
|
|
|
/* S390 tape types */
|
|
enum s390_tape_type {
|
|
tape_3490,
|
|
};
|
|
|
|
#endif // _TAPE_STD_H
|