IBM T200F User Manual download pdf (Page 62)

READ BLOCK LIMITS

Table 61. READ BLOCK LIMITS Command

76543210

0 Operation Code (05h)

1 Logical Unit Number (0) Reserved

2 Reserved

3 Reserved

4 Reserved

5 Control

The READ BLOCK LIMITS command requests that the drive return the maximum

and minimum block sizes that it supports. The maximum block size is set to

0xFFFFFF and the minimum block size is set to 1.

The format of the data returned is shown in Table 62.

Table 62. READ BLOCK LIMITS Descriptor

76543210

0 Reserved

Maximum block length limit (FFFFFFh)

Minimum block length limit (1)

48 Ultrium Internal Tape Drive and 3580 Ultrium Tape Drive: SCSI Reference

1 2 ... 57 58 59 60 61 62 63 64 65 66 67 ... 125 126

SCSI Refer ence 1
Contents 5
Contents v 7
Tables ix 11
Organization 13
Related Publications 13
Chapter 1. Introduction 15
SCSI Attachment 17
Fibre Channel Attachment 17
Supported Device Drivers 18
Chapter 2. Command Support 19
Chapter 2. Command Support 7 21
Chapter 2. Command Support 9 23
Unit Serial Number Page 24
Device Identification Page 25
Chapter 2. Command Support 13 27
LOAD/UNLOAD 28
Chapter 2. Command Support 15 29
LOG SELECT 30
LOG SENSE 31
Log Page Format 32
Supported Log Pages 33
Write Error Counters Log 34
Read Error Counters Log 35
Sequential Access Device Log 36
TapeAlert Log 37
Tape Usage Log 38
Tape Capacity Log 38
Data Compression Log 39
MODE SELECT 40
MODE SENSE 41
Mode Data Format 42
Mode Parameter Header 42
Mode Block Descriptor 43
Disconnect/Reconnect Page 44
Data Compression Mode Page 45
Chapter 2. Command Support 33 47
Chapter 2. Command Support 35 49
PERSISTENT RESERVE IN 50
Chapter 2. Command Support 37 51
PERSISTENT RESERVE OUT 53
PREVENT/ALLOW MEDIUM REMOVAL 55
READ ATTRIBUTE 57
Chapter 2. Command Support 45 59
Attribute 60
Chapter 2. Command Support 47 61
READ BLOCK LIMITS 62
READ BUFFER 63
Boundary 64
Error Log Buffer 65
READ POSITION 66
RECEIVE DIAGNOSTIC RESULTS 67
RELEASE UNIT 68
REPORT DENSITY SUPPORT 69
Chapter 2. Command Support 57 71
REPORT LUNs 72
REQUEST SENSE 73
Sense Data Format 74
Chapter 2. Command Support 61 75
RESERVE UNIT 77
SEND DIAGNOSTIC 79
Self-Test 79
SIM Data Structure 80
Chapter 2. Command Support 67 81
MIM Data Structure 82
Chapter 2. Command Support 69 83
Force Dump 85
Write Dump To Cartridge 86
Post A Self Test Diagnostic 87
Post B Tape Test Diagnostic 88
Post C Media Test Diagnostic 89
Post D Head Test Diagnostic 90
Set Traps 91
Remove Traps 92
Chapter 2. Command Support 79 93
Reset Drive 94
Chapter 2. Command Support 81 95
TEST UNIT READY 96
Chapter 2. Command Support 83 97
WRITE ATTRIBUTE 98
WRITE BUFFER 99
WRITE FILE MARKS 100
Sense Data 101
Sense Data Management 101
Unit Attention Conditions 101
Persistent Errors 102
Common Tape LUN Behaviors 107
Power-On 107
Reset Strategy 107
Abort Handling 108
Multi-initiator Support 110
Status Codes 110
LUN Identification 111
Bus Parity Errors 111
Disconnect Strategy 111
Messages 112
Message In 113
Extended Messages 114
Appendix. Notices 117
How to Send Your Comments 118
Trademarks 119
BUSINESS REPLY MAIL 124

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