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b6cba4ee31
Michael Holzheu <holzheu@de.ibm.com>,
Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Stefan Bader <shbader@de.ibm.com>
Signed-off-by: Michael Holzheu <holzheu@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
125 lines
2.6 KiB
C
125 lines
2.6 KiB
C
/*
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* drivers/s390/char/tape_3590.h
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* tape device discipline for 3590 tapes.
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*
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* Copyright (C) IBM Corp. 2001,2006
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* Author(s): Stefan Bader <shbader@de.ibm.com>
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* Michael Holzheu <holzheu@de.ibm.com>
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* Martin Schwidefsky <schwidefsky@de.ibm.com>
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*/
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#ifndef _TAPE_3590_H
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#define _TAPE_3590_H
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#define MEDIUM_SENSE 0xc2
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#define READ_PREVIOUS 0x0a
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#define MODE_SENSE 0xcf
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#define PERFORM_SS_FUNC 0x77
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#define READ_SS_DATA 0x3e
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#define PREP_RD_SS_DATA 0x18
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#define RD_ATTMSG 0x3
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#define SENSE_BRA_PER 0
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#define SENSE_BRA_CONT 1
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#define SENSE_BRA_RE 2
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#define SENSE_BRA_DRE 3
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#define SENSE_FMT_LIBRARY 0x23
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#define SENSE_FMT_UNSOLICITED 0x40
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#define SENSE_FMT_COMMAND_REJ 0x41
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#define SENSE_FMT_COMMAND_EXEC0 0x50
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#define SENSE_FMT_COMMAND_EXEC1 0x51
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#define SENSE_FMT_EVENT0 0x60
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#define SENSE_FMT_EVENT1 0x61
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#define SENSE_FMT_MIM 0x70
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#define SENSE_FMT_SIM 0x71
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#define MSENSE_UNASSOCIATED 0x00
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#define MSENSE_ASSOCIATED_MOUNT 0x01
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#define MSENSE_ASSOCIATED_UMOUNT 0x02
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#define TAPE_3590_MAX_MSG 0xb0
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/* Datatypes */
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struct tape_3590_disc_data {
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unsigned char modeset_byte;
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int read_back_op;
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};
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struct tape_3590_sense {
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unsigned int command_rej:1;
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unsigned int interv_req:1;
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unsigned int bus_out_check:1;
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unsigned int eq_check:1;
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unsigned int data_check:1;
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unsigned int overrun:1;
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unsigned int def_unit_check:1;
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unsigned int assgnd_elsew:1;
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unsigned int locate_fail:1;
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unsigned int inst_online:1;
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unsigned int reserved:1;
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unsigned int blk_seq_err:1;
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unsigned int begin_part:1;
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unsigned int wr_mode:1;
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unsigned int wr_prot:1;
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unsigned int not_cap:1;
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unsigned int bra:2;
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unsigned int lc:3;
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unsigned int vlf_active:1;
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unsigned int stm:1;
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unsigned int med_pos:1;
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unsigned int rac:8;
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unsigned int rc_rqc:16;
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unsigned int mc:8;
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unsigned int sense_fmt:8;
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union {
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struct {
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unsigned int emc:4;
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unsigned int smc:4;
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unsigned int sev:2;
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unsigned int reserved:6;
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unsigned int md:8;
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unsigned int refcode:8;
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unsigned int mid:16;
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unsigned int mp:16;
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unsigned char volid[6];
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unsigned int fid:8;
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} f70;
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struct {
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unsigned int emc:4;
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unsigned int smc:4;
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unsigned int sev:2;
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unsigned int reserved1:5;
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unsigned int mdf:1;
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unsigned char md[3];
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unsigned int simid:8;
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unsigned int uid:16;
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unsigned int refcode1:16;
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unsigned int refcode2:16;
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unsigned int refcode3:16;
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unsigned int reserved2:8;
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} f71;
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unsigned char data[14];
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} fmt;
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unsigned char pad[10];
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} __attribute__ ((packed));
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struct tape_3590_med_sense {
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unsigned int macst:4;
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unsigned int masst:4;
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char pad[127];
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} __attribute__ ((packed));
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#endif /* _TAPE_3590_H */
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