Table 3. Firmware Checkpoints (continued)
Checkpoint Description Action/ Possible Failing FRU
E128 Disable interrupts, set int vectors for
open firmware
See the note on page136.
E129 Validate target RAM address See the note on page136.
E12A Copy ROM to RAM, flush cache See the note on page136. When
performing MAP 1540, follow the
MAP steps to perform the system
rack minimum configuration.
E12B Set multi-processor operational
parameters
See the note on page136. When
performing MAP 1540, follow the
MAP steps to perform the system
rack minimum configuration.
E12C Set multi-processor CPU node
characteristics
See the note on page136. When
performing MAP 1540, follow the
MAP steps to perform the system
rack minimum configuration.
E12D Park secondary processors in
parking lot
See the note on page136. When
performing MAP 1540, follow the
MAP steps to perform the system
rack minimum configuration.
E12E Primary processor sync See the note on page136. When
performing MAP 1540, follow the
MAP steps to perform the system
rack minimum configuration.
E12F Unexpected return from open
firmware (system lockup)
See the note on page136. When
performing MAP 1540, follow the
MAP steps to perform the system
rack minimum configuration.
E130 Build device tree See the note on page136.
E131 Create root node See the note on page136. When
performing MAP 1540, follow the
MAP steps to perform the system
rack minimum configuration.
E132 Create CPUs node See the note on page136. When
performing MAP 1540, follow the
MAP steps to perform the system
rack minimum configuration.
E133 Create L2 cache node See the note on page136. When
performing MAP 1540, follow the
MAP steps to perform the system
rack minimum configuration.
E134 Create memory node See the note on page136. When
performing MAP 1540, follow the
MAP steps to perform the system
rack minimum configuration.
Chapter 4. Checkpoints
145