Device Status log page
The Device Status log page is 3Eh, with a page length of 28h. PCB = Parameter Control Byte.
Parameter | Description | Length | Updated | PCB |
0 | Device Type | 4 | Obsolete. Set to all zeros. | 40h |
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1 | Device Status Bits | 4 | Used to provide remote status of selected | 40h |
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| monitoring points on the drive. See below for the |
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| format. |
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2 | Total Number of Loads | 4 | Number of loads/unloads over the life of the | 60h |
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| device. |
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3 | Cleaning Cartridge | 4 | Accumulated number of uses of the last cleaning | 40h |
| Status |
| cartridge. Updated after the tape is loaded and |
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| a cleaning event attempted. If there is no value, |
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| FFFFFFFFh is returned. |
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4 | Product Number | 4 | Unique number that identifies the product | 40h |
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Device Status Bits
The parameter has the following format:
| 7 | 6 | 5 | 4 |
| 3 | 2 | 1 | 0 |
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0 |
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| Reserved (0) |
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| CRQ | CR | ECT |
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1 |
| Reserved (0) |
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| Temperature | Device Status | |||
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2 |
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| Reserved (0) |
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| Medium Status | |||
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5 |
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| Reserved (0) |
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CRQ | Cleaning Required flag |
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CR | Cleaning Requested flag |
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ECT | Exhausted Cleaning Tape flag |
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Temperature | 00b | Field not supported |
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| 01b | Temperature OK |
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| 10b | Temperature degraded |
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| 11b | Temperature failed |
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Device Status The overall status of the drive:
00b Field not supported
01b Device status OK
10b Device status degraded
11b Device status failed
Medium Status The overall status of the tape cartridge:
00b Field not supported
01b Medium status OK
10b Medium status degraded
11b Medium status failed
70 Commands