Fujitsu MHY2100BH manual Selective self-test log data structure, Test Span, Current LBA under test

5.3 Host Commands

Table 5.21 Selective self-test log data structure

Byte(hex)		Item
00, 01	Data Structure Revision Number
02 to 09	Test Span 1	Starting LBA
0A to 11		Ending LBA
12 to 19	Test Span 2	Starting LBA
1A to 21		Ending LBA
22 to 29	Test Span 3	Starting LBA
2A to 31		Ending LBA
32 to 39	Test Span 4	Starting LBA
3A to 41		Ending LBA
42 to 49	Test Span 5	Starting LBA
4A to 51		Ending LBA
52 to 151	Reserved
152 to 1EB	Vender Unique
1EC to 1F3	Current LBA under test
1F4 to 1F5	Current Span under test
1F6 to 1F7	Feature Flags
1F8		Offline Execution Flag
	Vender Unique
1F9		Selective Offline Scan Number
1FA, 1FB		Reserved
1FC, 1FD	Selective Self-test pending time [min]
1FE, 1FF	Checksum

•Test Span

Selective self-test log provides for the definition of up to five test spans. If the starting and ending LBA values for a test span are both zero, a test span is not defined and not tested.

•Current LBA under test

As the self-test progress, the device shall modify this value to contain the LBA currently being tested.

C141-E262 5-69