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Chapter 2 Messages

Supported SCSI Messages

Quantum ATL SuperLoader Software Interface Guide 25

The transfer width is expressed as 2

where n is the transfer width

in bytes. The transfer width that is established applies to all logical

units. Valid transfer widths for the SuperLoader are 8 bits

(m = 00h) and 16 bits (m = 01h). Values of m greater than 01h are

reserved.

1 2 ... 38 39 40 41 42 43 44 45 46 47 48 ... 195 196

Software Interface 1
6207947-00cN 98 2
Contents 3
Intended Audience 0 15
Purpose 0 16
Organization 0 16
Document Conventions 0 17
Document Conventions 18
Theory of Operation 19
SuperLoader DLT 1 20
SuperLoader LTO 1 20
Medium Changer Elements 1 20
Events 1 21
Automatic Drive Cleaning 1 23
Automatic Drive Cleaning 24
Messages 27
Chapter 2 Messages 29
Message Format 29
Supported SCSI Messages 2 31
Command 32
Complete (00h) 32
Disconnect (04h) 2 32
Supported SCSI Messages 34
Table 5 Identify 34
Table 7 Response to 36
Initiator Detected Error 36
No Operation (08h)2 38
Restore Pointers 38
Save Data Pointer 38
Table 8 Transfer 41
Figure 5 Wide Data 42
Transfer Request 42
Media Changer Commands 45
Table 9 Supported 46
Media Changer 46
Commands 46
Figure 6 Initialize 49
Inquiry Command (12h) 3 50
Figure 9 51
Inquiry Command (12h) 52
Figure 9 Standard 52
Inquiry Data (LTO) 52
Figure 10 Standard 53
Inquiry Data (DLT) 53
Table 10 Standard 54
Inquiry Data (LTO and 54
SuperLoader 57
Table 13 Supported 60
Identifiers 60
Figure 15 Command 61
Support Data Page 61
Table 14 Command 61
Load Unload Command (1Bh) 3 63
Log Sense Command (4Dh) 3 64
Log Sense Command (4Dh) 65
Table 16 Log Sense 65
Figure 18 Supported 67
Pages Page 67
Figure 21 TapeAlert 70
Log Sense Header 70
Table 21 Move 74
Statistics 74
Figure 24 Hard/Soft 75
Move Error Statistics 75
Table 22 Hard/Soft 76
Figure 26 Device 78
Wellness Log Sense 78
(0000h-000Fh) 78
Figure 27 Log 79
Parameters for Device 79
Figure 28 Device 80
Status Log Sense 80
Figure 30 Device 82
Page (0001h) 82
Table 26 Device 83
Table 31 Mode 91
Select Page 91
Figure 39 Mode 92
Sense (6) Command 92
Descriptor Block 92
Table 35 TapeAlert 98
Page Format 98
Figure 45 Element 101
Address Assignment 101
Table 36 Element 102
Figure 46 Transport 103
Geometry Parameters 103
Figure 48 Device 105
Capabilities Page 105
Table 38 Device 106
Move Medium Command (A5h) 3 107
Move Medium Command (A5h) 108
Table 39 Move 108
Medium Command 108
Figure 50 Persistent 109
Reserve In Descriptor 109
Table 40 Persistent 110
Read Key data parameters 111
Table 41 Read Keys 112
Figure 52 Read 113
Reservations 113
Parameters 113
Table 42 Read 114
Table 44 Persistent 117
Reservation Type 117
Table 46 Persistent 128
Figure 56 Persistent 130
Reserve Out 130
Parameter List 130
Table 47 Persistent 131
Service and Scope value 132
Figure 57 Position to 134
Element Descriptor 134
Table 49 Position to 135
Element Command 135
Figure 58 Prevent/ 136
Allow Medium 136
Read Buffer Command (3Ch) 3 138
Read Buffer Command (3Ch) 139
Table 51 Read Buffer 139
Command Descriptor 139
Figure 61 Read Buffer 141
Descriptor 141
Figure 62 Echo Buffer 142
Table 53 Echo Buffer 143
Figure 63 Read 144
Element Status 144
Figure 64 Element 146
Status Data Header 146
Table 55 Element 147
Status Data 147
Figure 65 Element 148
Status Page 148
Figure 66 Data 149
Figure 67 Medium 150
Transport Element 150
Table 56 Medium 151
Figure 68 152
Figure 69 153
Figure 69 Import/ 154
Export Element 154
Figure 70 155
Figure 70 Data 156
Transfer Element 156
Table 59 Data 157
Figure 71 Release 158
(10) Descriptor Block 158
Table 60 Release 159
(10) Command 159
Figure 72 Release 160
(10) ID Only 160
Figure 73 Release 161
Unit (6) Descriptor 161
Block (LTO) 161
Figure 74 Release 162
Block (DLT) 162
Figure 75 Report 163
Device Identifier 163
Table 62 Report 165
Parameter Data 165
Report LUNS Command (A0h) 3 166
Report LUNS Command (A0h) 168
Request Sense Command (03h) 3 169
Request Sense Command (03h) 170
Figure 81 Request 170
Table 64 Request 171
Sense Data 171
Table 65 Supported 173
Sense Keys for 173
Request Sense 173
Table 66 Supported 174
ASC / ASCQ (Hex) for 174
Figure 82 Reserve 178
Element (10) 178
Table 67 Reserve 179
Figure 83 Reserve 180
Figure 84 Reserve 181
Element (6) Descriptor 181
Figure 85 Reserve 182
Send Diagnostic Command (1Dh) 185
Figure 87 Set Device 186
Identifier Descriptor 186
Test Unit Ready Command (00h) 188
Figure 89 Test Unit 188
Ready Descriptor 188
Write Buffer Command (3Bh) 3 189
Write Buffer Command (3Bh) 190
Table 71 Write Buffer 190
Command Data 190

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