Service Processor Checkpoints - IBM RS/6000 Enterprise Server M80 Service Manual

Service Processor Checkpoints

Service processor checkpoints are in the range 8xxx to Bxxx. OK in the primary I/O drawer's operator
panel indicates successful service processor testing and initialization. Firmware checkpoints are listed in
"Firmware Checkpoints" on page 144.
Note: A spinning (or twirling) slash will be shown in the upper-right corner of the operator panel display
while some checkpoints are being displayed. If the slash stops spinning, a hang condition is
indicated.
Table 1. Service Processor Checkpoints
Checkpoint Description
8000 Test of the service processor
DRAM
8004 Verify base code checksum
8008 Verify base code mirror
checksum
8009 Set NVRAM configuration in
TITAN
800F Start base code
8010 Start supervisor in base code
8012 Initialize hardware interrupts
8014 Allocate and initialize area in
DRAM
8016 Initialize debugger and build
VPD
8018 Initialize service processor
interfaces
801A Initialize external FLASH load
801B Initialize and test ISA hub chip
801C Initialize and test SUPER I/O
chip
801F Initialize diskette, verify VDASD
and start operational loader
809x Related to recovery mode
system firmware update from
diskette
8092 Diskette initialization during
recovery mode system firmware
update
8098 Firmware image being read
during recovery mode system
firmware update
809C Firmware image being written
during recovery mode system
firmware update
809F Diskette error during recovery
mode system firmware update
8100 Start operational loader
138
Service Guide
Action/
Possible Failing FRU
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