IBM 7026-H80 - RS/6000 - 256 MB RAM Service Manual page 166

Table 2. Firmware Checkpoints
Checkpoint
E100
E101
E102
E105
E10A
E10B
E122
E130
E134
E137
E138
E139
E13A
E140
E149
E14C
E14D
E14F
E150
E151
148
Service Guide
Description
Reserved
Create RTAS node
Load/Init RTAS
Transfer control to Operating
System (normal boot).
Load RTAS device tree
Set RTAS device properties
RTAS sensor setup complete
Build device tree
Create memory node
Create openprom node
Create options node
Create node aliases and system
aliases
Create packages node
Operating system load
Create boot mgr node
Create terminal-emulator node
Loading boot image
NVRAM initialization
Create host (primary) PCI controller
node
Probing primary PCI bus
Action/
Possible Failing FRU
See the note on 139.
See the note on page 139.
See the note on page 139.
See "Boot Problems and Concerns"
on page 159.
See the note on page 139.
See the note on page 139.
See the note on page 139.
See the note on page 139.
See the note on page 139.
See the note on page 139.
See the note on page 139.
See the note on page 139.
See the note on page 139.
See the note on page 139.
See the note on page 139.
See the note on page 139.
See "Boot Problems and Concerns"
on page 159.
See the note on page 139.
1. If a location code is associated
with the checkpoint, replace the
adapter identified by the
location code. See "Checkpoint
and Error Code Index" on
page 165.
If a network adapter is
replaced, see "Replacing the
Network Adapter" on page 163.
2. Replace the primary I/O
backplane.
1. If a location code is associated
with the checkpoint, replace the
FRU identified by the location
code. See "Checkpoint and
Error Code Index" on page 165.
If a network adapter is
replaced, see "Replacing the
Network Adapter" on page 163.
2. Replace the primary I/O
backplane.