1
2 #ifndef _ST_H
3 #define _ST_H
4
5
6
7
8 #ifndef _SCSI_H
9 #include "scsi.h"
10 #endif
11
12 typedef struct {
13 int in_use;
14 int buffer_size;
15 int buffer_blocks;
16 int buffer_bytes;
17 int read_pointer;
18 int writing;
19 int last_result;
20 int last_result_fatal;
21 unsigned char b_data[1];
22 } ST_buffer;
23
24 typedef struct {
25 unsigned capacity;
26 struct wait_queue * waiting;
27 Scsi_Device* device;
28 unsigned char dirty;
29 unsigned char rw;
30 unsigned char eof;
31 unsigned char write_prot;
32 unsigned char drv_write_prot;
33 unsigned char in_use;
34 unsigned char eof_hit;
35 unsigned char drv_buffer;
36 unsigned char do_buffer_writes;
37 unsigned char do_async_writes;
38 unsigned char do_read_ahead;
39 unsigned char two_fm;
40 unsigned char density;
41 ST_buffer * buffer;
42 int block_size;
43 int min_block;
44 int max_block;
45 int write_threshold;
46 int recover_count;
47 int drv_block;
48 unsigned char moves_after_eof;
49 struct mtget * mt_status;
50 Scsi_Cmnd SCpnt;
51 } Scsi_Tape;
52
53
54 #define ST_NOEOF 0
55 #define ST_FM 1
56 #define ST_EOM_OK 2
57 #define ST_EOM_ERROR 3
58
59
60 #define ST_IDLE 0
61 #define ST_READING 1
62 #define ST_WRITING 2
63
64
65 #define QFA_REQUEST_BLOCK 0x02
66 #define QFA_SEEK_BLOCK 0x0c
67
68 #endif
69