IBM DDRS-39130 - Ultrastar 9.1 GB Hard Drive

10.1.6 Command Processing During Start-up and Format Operations ................. 183
10.1.7 Internal Error Condition ........................................ 184
10.1.8 Deferred error .............................................. 184
10.1.9 Degraded Mode ............................................. 185
10.1.10 Degraded mode handling ....................................... 185
10.1.11 Command Processing While Reserved ............................... 186
10.2 Priority Commands ............................................. 187
10.3 Command queuing .............................................. 187
10.3.1 Queue depth ............................................... 187
10.3.2 Tagged queuing ............................................. 188
10.3.3 Untagged queuing ............................................ 188
10.3.4 Command queuing rule ........................................ 188
10.3.5 Queue Full status ............................................ 188
10.3.6 Device behaviour on Command queuing .............................. 188
10.4 Command reordering ............................................ 189
10.5 Concurrent I/O Process ........................................... 189
10.6 Back to Back Write ............................................. 189
10.7 Write Cache .................................................. 189
10.8 Power Saving Mode ............................................. 190
10.9 Automatic Rewrite/Reallocate .......................................
190
10.10 Segmented Caching .............................................
192
10.10.1 Overview ................................................
192
10.10.2 Read Ahead ..............................................
192
10.11 Reselection Timeout ............................................
192
10.12 Single Initiator Selection ..........................................
192
10.13 Non-arbitrating systems ..........................................
192
10.14 Selection without ATN ..........................................
193
10.15 Multiple Initiator Environment ......................................
193
10.15.1 Initiator Sense Data ..........................................
193
10.15.2 Initiator Mode Select/Mode Sense Parameters ...........................
193
10.15.3 Initiator Data Transfer Mode Parameter ..............................
193
10.16 Contingent allegiance Condition .....................................
194
10.17 Reset .....................................................
195
10.17.1 Reset Sources .............................................
195
10.17.2 Reset Actions ............................................. 195
10.18 Diagnostics ................................................. 196
10.18.1 Power on Diagnostics ......................................... 196
10.18.2 Diagnostics Command ........................................ 196
10.18.3 Diagnostics Fault Reporting ..................................... 196
10.19 Idle Time Functions ............................................
197
11.0 SCAM .....................................................
199
11.1 SCAM operation ...............................................
199
11.1.1 Level 1 ..................................................
199
11.1.2 Level 2 ..................................................
199
11.2 Identification string .............................................
201
11.3 Function codes ................................................
202
11.4 Action codes ................................................. 203
12.0 SCSI SENSE DATA ............................................
205
12.1 SCSI Sense Data Format ..........................................
205
12.2 Sense Data Description ...........................................
206
12.2.1 Valid (Bit 7 of byte 0) .........................................
206
12.2.2 Error Code (Bit 6 - 0 of byte 0) ....................................
206
12.2.3 ILI : Incorrect Length Indicator (Bit 5 of byte 2) ..........................
206
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