projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| b6cba4ee SB |
1 | /* |
| 2 | * drivers/s390/char/tape_3590.h | |
| 3 | * tape device discipline for 3590 tapes. | |
| 4 | * | |
| 5 | * Copyright (C) IBM Corp. 2001,2006 | |
| 6 | * Author(s): Stefan Bader <shbader@de.ibm.com> | |
| 7 | * Michael Holzheu <holzheu@de.ibm.com> | |
| 8 | * Martin Schwidefsky <schwidefsky@de.ibm.com> | |
| 9 | */ | |
| 10 | ||
| 11 | #ifndef _TAPE_3590_H | |
| 12 | #define _TAPE_3590_H | |
| 13 | ||
| 14 | #define MEDIUM_SENSE 0xc2 | |
| 15 | #define READ_PREVIOUS 0x0a | |
| 16 | #define MODE_SENSE 0xcf | |
| 17 | #define PERFORM_SS_FUNC 0x77 | |
| 18 | #define READ_SS_DATA 0x3e | |
| 19 | ||
| 20 | #define PREP_RD_SS_DATA 0x18 | |
| 21 | #define RD_ATTMSG 0x3 | |
| 22 | ||
| 23 | #define SENSE_BRA_PER 0 | |
| 24 | #define SENSE_BRA_CONT 1 | |
| 25 | #define SENSE_BRA_RE 2 | |
| 26 | #define SENSE_BRA_DRE 3 | |
| 27 | ||
| 28 | #define SENSE_FMT_LIBRARY 0x23 | |
| 29 | #define SENSE_FMT_UNSOLICITED 0x40 | |
| 30 | #define SENSE_FMT_COMMAND_REJ 0x41 | |
| 31 | #define SENSE_FMT_COMMAND_EXEC0 0x50 | |
| 32 | #define SENSE_FMT_COMMAND_EXEC1 0x51 | |
| 33 | #define SENSE_FMT_EVENT0 0x60 | |
| 34 | #define SENSE_FMT_EVENT1 0x61 | |
| 35 | #define SENSE_FMT_MIM 0x70 | |
| 36 | #define SENSE_FMT_SIM 0x71 | |
| 37 | ||
| 38 | #define MSENSE_UNASSOCIATED 0x00 | |
| 39 | #define MSENSE_ASSOCIATED_MOUNT 0x01 | |
| 40 | #define MSENSE_ASSOCIATED_UMOUNT 0x02 | |
| 41 | ||
| 42 | #define TAPE_3590_MAX_MSG 0xb0 | |
| 43 | ||
| 44 | /* Datatypes */ | |
| 45 | ||
| 46 | struct tape_3590_disc_data { | |
| 47 | unsigned char modeset_byte; | |
| 48 | int read_back_op; | |
| 49 | }; | |
| 50 | ||
| 51 | struct tape_3590_sense { | |
| 52 | ||
| 53 | unsigned int command_rej:1; | |
| 54 | unsigned int interv_req:1; | |
| 55 | unsigned int bus_out_check:1; | |
| 56 | unsigned int eq_check:1; | |
| 57 | unsigned int data_check:1; | |
| 58 | unsigned int overrun:1; | |
| 59 | unsigned int def_unit_check:1; | |
| 60 | unsigned int assgnd_elsew:1; | |
| 61 | ||
| 62 | unsigned int locate_fail:1; | |
| 63 | unsigned int inst_online:1; | |
| 64 | unsigned int reserved:1; | |
| 65 | unsigned int blk_seq_err:1; | |
| 66 | unsigned int begin_part:1; | |
| 67 | unsigned int wr_mode:1; | |
| 68 | unsigned int wr_prot:1; | |
| 69 | unsigned int not_cap:1; | |
| 70 | ||
| 71 | unsigned int bra:2; | |
| 72 | unsigned int lc:3; | |
| 73 | unsigned int vlf_active:1; | |
| 74 | unsigned int stm:1; | |
| 75 | unsigned int med_pos:1; | |
| 76 | ||
| 77 | unsigned int rac:8; | |
| 78 | ||
| 79 | unsigned int rc_rqc:16; | |
| 80 | ||
| 81 | unsigned int mc:8; | |
| 82 | ||
| 83 | unsigned int sense_fmt:8; | |
| 84 | ||
| 85 | union { | |
| 86 | struct { | |
| 87 | unsigned int emc:4; | |
| 88 | unsigned int smc:4; | |
| 89 | unsigned int sev:2; | |
| 90 | unsigned int reserved:6; | |
| 91 | unsigned int md:8; | |
| 92 | unsigned int refcode:8; | |
| 93 | unsigned int mid:16; | |
| 94 | unsigned int mp:16; | |
| 95 | unsigned char volid[6]; | |
| 96 | unsigned int fid:8; | |
| 97 | } f70; | |
| 98 | struct { | |
| 99 | unsigned int emc:4; | |
| 100 | unsigned int smc:4; | |
| 101 | unsigned int sev:2; | |
| 102 | unsigned int reserved1:5; | |
| 103 | unsigned int mdf:1; | |
| 104 | unsigned char md[3]; | |
| 105 | unsigned int simid:8; | |
| 106 | unsigned int uid:16; | |
| 107 | unsigned int refcode1:16; | |
| 108 | unsigned int refcode2:16; | |
| 109 | unsigned int refcode3:16; | |
| 110 | unsigned int reserved2:8; | |
| 111 | } f71; | |
| 112 | unsigned char data[14]; | |
| 113 | } fmt; | |
| 114 | unsigned char pad[10]; | |
| 115 | ||
| 116 | } __attribute__ ((packed)); | |
| 117 | ||
| 118 | struct tape_3590_med_sense { | |
| 119 | unsigned int macst:4; | |
| 120 | unsigned int masst:4; | |
| 121 | char pad[127]; | |
| 122 | } __attribute__ ((packed)); | |
| 123 | ||
| 124 | #endif /* _TAPE_3590_H */ |