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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
b6cba4ee | 2 | /* |
b6cba4ee SB |
3 | * tape device discipline for 3590 tapes. |
4 | * | |
a53c8fab | 5 | * Copyright IBM Corp. 2001, 2006 |
b6cba4ee SB |
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 | |
cced1dd4 | 41 | #define MSENSE_CRYPT_MASK 0x00000010 |
b6cba4ee SB |
42 | |
43 | #define TAPE_3590_MAX_MSG 0xb0 | |
44 | ||
45 | /* Datatypes */ | |
46 | ||
47 | struct tape_3590_disc_data { | |
cced1dd4 | 48 | struct tape390_crypt_info crypt_info; |
b6cba4ee SB |
49 | int read_back_op; |
50 | }; | |
51 | ||
cced1dd4 MH |
52 | #define TAPE_3590_CRYPT_INFO(device) \ |
53 | ((struct tape_3590_disc_data*)(device->discdata))->crypt_info | |
54 | #define TAPE_3590_READ_BACK_OP(device) \ | |
55 | ((struct tape_3590_disc_data*)(device->discdata))->read_back_op | |
56 | ||
b6cba4ee SB |
57 | struct tape_3590_sense { |
58 | ||
59 | unsigned int command_rej:1; | |
60 | unsigned int interv_req:1; | |
61 | unsigned int bus_out_check:1; | |
62 | unsigned int eq_check:1; | |
63 | unsigned int data_check:1; | |
64 | unsigned int overrun:1; | |
65 | unsigned int def_unit_check:1; | |
66 | unsigned int assgnd_elsew:1; | |
67 | ||
68 | unsigned int locate_fail:1; | |
69 | unsigned int inst_online:1; | |
70 | unsigned int reserved:1; | |
71 | unsigned int blk_seq_err:1; | |
72 | unsigned int begin_part:1; | |
73 | unsigned int wr_mode:1; | |
74 | unsigned int wr_prot:1; | |
75 | unsigned int not_cap:1; | |
76 | ||
77 | unsigned int bra:2; | |
78 | unsigned int lc:3; | |
79 | unsigned int vlf_active:1; | |
80 | unsigned int stm:1; | |
81 | unsigned int med_pos:1; | |
82 | ||
83 | unsigned int rac:8; | |
84 | ||
85 | unsigned int rc_rqc:16; | |
86 | ||
87 | unsigned int mc:8; | |
88 | ||
89 | unsigned int sense_fmt:8; | |
90 | ||
91 | union { | |
92 | struct { | |
93 | unsigned int emc:4; | |
94 | unsigned int smc:4; | |
95 | unsigned int sev:2; | |
96 | unsigned int reserved:6; | |
97 | unsigned int md:8; | |
98 | unsigned int refcode:8; | |
99 | unsigned int mid:16; | |
100 | unsigned int mp:16; | |
101 | unsigned char volid[6]; | |
102 | unsigned int fid:8; | |
103 | } f70; | |
104 | struct { | |
105 | unsigned int emc:4; | |
106 | unsigned int smc:4; | |
107 | unsigned int sev:2; | |
108 | unsigned int reserved1:5; | |
109 | unsigned int mdf:1; | |
110 | unsigned char md[3]; | |
111 | unsigned int simid:8; | |
112 | unsigned int uid:16; | |
113 | unsigned int refcode1:16; | |
114 | unsigned int refcode2:16; | |
115 | unsigned int refcode3:16; | |
116 | unsigned int reserved2:8; | |
117 | } f71; | |
118 | unsigned char data[14]; | |
119 | } fmt; | |
120 | unsigned char pad[10]; | |
121 | ||
122 | } __attribute__ ((packed)); | |
123 | ||
124 | struct tape_3590_med_sense { | |
125 | unsigned int macst:4; | |
126 | unsigned int masst:4; | |
cced1dd4 MH |
127 | char pad1[7]; |
128 | unsigned int flags; | |
129 | char pad2[116]; | |
130 | } __attribute__ ((packed)); | |
131 | ||
e2963062 MH |
132 | struct tape_3590_rdc_data { |
133 | char data[64]; | |
134 | } __attribute__ ((packed)); | |
135 | ||
cced1dd4 MH |
136 | /* Datastructures for 3592 encryption support */ |
137 | ||
138 | struct tape3592_kekl { | |
139 | __u8 flags; | |
140 | char label[64]; | |
141 | } __attribute__ ((packed)); | |
142 | ||
143 | struct tape3592_kekl_pair { | |
144 | __u8 count; | |
145 | struct tape3592_kekl kekl[2]; | |
146 | } __attribute__ ((packed)); | |
147 | ||
148 | struct tape3592_kekl_query_data { | |
149 | __u16 len; | |
150 | __u8 fmt; | |
151 | __u8 mc; | |
152 | __u32 id; | |
153 | __u8 flags; | |
154 | struct tape3592_kekl_pair kekls; | |
155 | char reserved[116]; | |
156 | } __attribute__ ((packed)); | |
157 | ||
158 | struct tape3592_kekl_query_order { | |
159 | __u8 code; | |
160 | __u8 flags; | |
161 | char reserved1[2]; | |
162 | __u8 max_count; | |
163 | char reserved2[35]; | |
164 | } __attribute__ ((packed)); | |
165 | ||
166 | struct tape3592_kekl_set_order { | |
167 | __u8 code; | |
168 | __u8 flags; | |
169 | char reserved1[2]; | |
170 | __u8 op; | |
171 | struct tape3592_kekl_pair kekls; | |
172 | char reserved2[120]; | |
b6cba4ee SB |
173 | } __attribute__ ((packed)); |
174 | ||
175 | #endif /* _TAPE_3590_H */ |