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PowerBoot
bt
D
ESCRIPTION
S
YNTAX
PPC/CPCI-690
Bytes per Sector
Total Capacity in Bytes: 72253440 [0x44E8000]
ATA Write Buffer, CHS, polling...
ATA Read Buffer, CHS, polling...
Checking Buffer R/W contents...
ATA Read-4-Sectors, LBA, polling...
ATA/IDE-test okay
PowerBoot>
This commands executes a set of basic binary tests to locate memory errors.
The following test types are executed:
Table 13: BT Test Types
Test Name
Checkerboard test (reverse)
Walking ones test (reverse)
Walking zeroes test (reverse)
Increment test
Prime test
March-b test
All tests, except the prime test, fill the memory area specified by begin and
end. After the memory area has been filled, the testing starts indicated by
• test forward, i.e. memory is tested from begin to end
• test backward, i.e. memory is tested from end to begin
If an error occurs during the test, the following error message will appear:
error at location 0x12345678 value found:0xAB should be:0xBA
bt <begin> <end> [e] [c]
: 576 [0x240]
Access Size in Bit
8, 16, 32
8, 16, 32
8, 16, 32
8, 16, 32
32
32
Command Set
4 - 15
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