5.3 Host Commands
Table 5.32 DEVICE CONFIGURATION IDENTIFY data structure (1/2)
Word | Value |
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| Content |
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0 | X '0002' | Data structure revision | ||
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1 | X '0007' | Multiword DMA modes supported | ||
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| Reflected in IDENTIFY information "WORD63". | ||
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| Bits | Reserved | |
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| Bit 2: | 1 | = Multiword DMA mode 2 and below are supported |
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| Bit 1: | 1 | = Multiword DMA mode 1 and below are supported |
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| Bit 0: | 1 | = Multiword DMA mode 0 is supported |
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2 | X '003F' | Ultra DMA modes supported | ||
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| Reflected in IDENTIFY information "WORD88". | ||
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| Bits | Reserved | |
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| Bit 6: | 1 | = Ultra DMA mode 6 and below are supported |
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| Bit 5: | 1 | = Ultra DMA mode 5 and below are supported |
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| Bit 4: | 1 | = Ultra DMA mode 4 and below are supported |
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| Bit 3: | 1 | = Ultra DMA mode 3 and below are supported |
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| Bit 2: | 1 | = Ultra DMA mode 2 and below are supported |
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| Bit 1: | 1 | = Ultra DMA mode 1 and below are supported |
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| Bit 0: | 1 | = Ultra DMA mode 0 is supported |
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3 to 6 | - | Maximum LBA address Reflected in IDENTIFY information | ||
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7 | X '79CF' | Command set/feature set supported | ||
| * | Reflected in IDENTIFY information | ||
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| Bit 15: | Reserved | |
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| Bit 14: | 1 = Write Read Verify feature set supported | |
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| Bit 13: | 1 = SMART Conveyance | |
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| Bit 12: | 1 | = SMART Selective |
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| Bit 11: | 1 | = FUA (Forced Unit Access) supported |
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| Bit 10: | Reserved | |
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| Bit 9: | 1 | = Streaming feature set supported |
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| Bit 8: | 1 | = |
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| Bit 7: | 1 | = Host Protected Area feature set supported |
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| Bit 6: | 1 | = Automatic acoustic management supported |
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| Bit 5: | 1 = READ/WRITE DMA QUEUED commands | |
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| supported |
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| Bit 4: | 1 | = |
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| Bit 3: | 1 | = Security feature set supported |
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| Bit 2: | 1 | = SMART error log supported |
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| Bit 1: | 1 | = SMART |
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| Bit 0: | 1 | = SMART feature set supported |
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