SIM Data Structure
The following data structure is used in several of the diagnostics. Its purpose is to give detailed error information about drive problems:
Table 84. SIM Data Structure
| 7 | 6 | 5 |
| 4 | 3 |
| 2 | 1 | 0 |
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0 |
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| Page Code (31h) |
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1 |
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| Reserved |
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2 |
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| Page Length (0044h) |
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3 |
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4 |
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| Parameter Code (0000h) |
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5 |
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6 |
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| Parameter Control (061h) |
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7 |
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| Parameter Length (040h) |
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8 |
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| Indicator (01h) |
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9 |
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: |
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| Reserved |
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15 |
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16 |
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: |
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| Microcode Level |
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19 |
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20 |
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| SIM Message Code |
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21 |
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22 |
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| Reserved |
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23 |
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24 |
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| Exception Message |
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25 |
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| Service Message |
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26 |
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| Severity Code |
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27 |
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| Reserved |
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28 |
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| Exception Data (00h) |
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29 |
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30 |
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: |
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| Error Code |
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33 |
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34 |
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: |
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| First FSC |
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37 |
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38 |
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: |
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| Last FSC |
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41 |
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66Ultrium Internal Tape Drive and 3580 Ultrium Tape Drive: SCSI Reference
