Startup diagnostics on the blade's service processor (SP) use the uBoot diagnostic utility. The following uBoot tests are executed whenever the SP is powered on or reset. If any of these tests fail, the blade will not start. See About Diagnostic Failures for additional information.
uBoot Test |
Purpose |
---|---|
Memory Data Bus Test |
Check for opens/shorts on the DIMMs' data bus |
Memory Address Bus Test |
Check for opens/shorts on the address bus for the entire memory space |
Memory Data Integrity Test (Top 9MB of Memory) |
Check for data integrity in the flash memory |
Testing IMAX Initialization |
Verify that IMAX can be initialized |
EEPROM Data Bus Test |
Check for opens/shorts on the EEPROM's data bus |
Memory Data Integrity Test (Remaining Memory) |
Check for data integrity in the remainder of system memory |
Checking ECC |
Verify that there is no more than one ECC error |
ETHERNET PHY # Chip ID Test |
Verify ability to read from the specified Ethernet PHY |
USB Controller # Chip ID Test |
Verify value of chip ID register |
Checking environmental enetaddr not at default value |
Ensure that MAC addresses are programmed and that none use the default value |