| /* |
| * drivers/s390/char/tape_3590.h |
| * tape device discipline for 3590 tapes. |
| * |
| * Copyright (C) IBM Corp. 2001,2006 |
| * Author(s): Stefan Bader <shbader@de.ibm.com> |
| * Michael Holzheu <holzheu@de.ibm.com> |
| * Martin Schwidefsky <schwidefsky@de.ibm.com> |
| */ |
| |
| #ifndef _TAPE_3590_H |
| #define _TAPE_3590_H |
| |
| #define MEDIUM_SENSE 0xc2 |
| #define READ_PREVIOUS 0x0a |
| #define MODE_SENSE 0xcf |
| #define PERFORM_SS_FUNC 0x77 |
| #define READ_SS_DATA 0x3e |
| |
| #define PREP_RD_SS_DATA 0x18 |
| #define RD_ATTMSG 0x3 |
| |
| #define SENSE_BRA_PER 0 |
| #define SENSE_BRA_CONT 1 |
| #define SENSE_BRA_RE 2 |
| #define SENSE_BRA_DRE 3 |
| |
| #define SENSE_FMT_LIBRARY 0x23 |
| #define SENSE_FMT_UNSOLICITED 0x40 |
| #define SENSE_FMT_COMMAND_REJ 0x41 |
| #define SENSE_FMT_COMMAND_EXEC0 0x50 |
| #define SENSE_FMT_COMMAND_EXEC1 0x51 |
| #define SENSE_FMT_EVENT0 0x60 |
| #define SENSE_FMT_EVENT1 0x61 |
| #define SENSE_FMT_MIM 0x70 |
| #define SENSE_FMT_SIM 0x71 |
| |
| #define MSENSE_UNASSOCIATED 0x00 |
| #define MSENSE_ASSOCIATED_MOUNT 0x01 |
| #define MSENSE_ASSOCIATED_UMOUNT 0x02 |
| |
| #define TAPE_3590_MAX_MSG 0xb0 |
| |
| /* Datatypes */ |
| |
| struct tape_3590_disc_data { |
| unsigned char modeset_byte; |
| int read_back_op; |
| }; |
| |
| struct tape_3590_sense { |
| |
| unsigned int command_rej:1; |
| unsigned int interv_req:1; |
| unsigned int bus_out_check:1; |
| unsigned int eq_check:1; |
| unsigned int data_check:1; |
| unsigned int overrun:1; |
| unsigned int def_unit_check:1; |
| unsigned int assgnd_elsew:1; |
| |
| unsigned int locate_fail:1; |
| unsigned int inst_online:1; |
| unsigned int reserved:1; |
| unsigned int blk_seq_err:1; |
| unsigned int begin_part:1; |
| unsigned int wr_mode:1; |
| unsigned int wr_prot:1; |
| unsigned int not_cap:1; |
| |
| unsigned int bra:2; |
| unsigned int lc:3; |
| unsigned int vlf_active:1; |
| unsigned int stm:1; |
| unsigned int med_pos:1; |
| |
| unsigned int rac:8; |
| |
| unsigned int rc_rqc:16; |
| |
| unsigned int mc:8; |
| |
| unsigned int sense_fmt:8; |
| |
| union { |
| struct { |
| unsigned int emc:4; |
| unsigned int smc:4; |
| unsigned int sev:2; |
| unsigned int reserved:6; |
| unsigned int md:8; |
| unsigned int refcode:8; |
| unsigned int mid:16; |
| unsigned int mp:16; |
| unsigned char volid[6]; |
| unsigned int fid:8; |
| } f70; |
| struct { |
| unsigned int emc:4; |
| unsigned int smc:4; |
| unsigned int sev:2; |
| unsigned int reserved1:5; |
| unsigned int mdf:1; |
| unsigned char md[3]; |
| unsigned int simid:8; |
| unsigned int uid:16; |
| unsigned int refcode1:16; |
| unsigned int refcode2:16; |
| unsigned int refcode3:16; |
| unsigned int reserved2:8; |
| } f71; |
| unsigned char data[14]; |
| } fmt; |
| unsigned char pad[10]; |
| |
| } __attribute__ ((packed)); |
| |
| struct tape_3590_med_sense { |
| unsigned int macst:4; |
| unsigned int masst:4; |
| char pad[127]; |
| } __attribute__ ((packed)); |
| |
| #endif /* _TAPE_3590_H */ |
