DPR Address Layout C-3
Table C–1 DPR Address Layout (Continued)
Location Logical Written
(Hex) Indicator By Used For
16 SROM SROM Power On Error Indication for CPU is
“alive.” For example; 0 = no error, 2 = Secondary
time-out Error, 3 = Bcache Error
17:1D Unused
1E SROM Last “sync state” reached; 80=Finished GOOD
1F SROM Size of Bcache in MB
20:3F 20 Repeat for CPU1 of CPU0 0-1F
40:5F 20 Repeat for CPU2 of CPU0 0-1F
60:7F 20 Repeat for CPU3 of CPU0 0-1F
80 80 SROM Array 0 (AAR 0) Configuration
Bits<7:4>
4 = non split -
lower set only
5 = split -
lower set only
9 = split -
upper set only
D = split -
8 DIMMs
F = Twice split -
8 DIMMs
Bits<3:0>
0 = Configured -
Lowest array
1 = Configured -
Next lowest array
2 = Configured -
Second highest
array
3 = Configured -
Highest array
4 = Misconfigured -
Missing DIMM(s)
8 = Miconfigured -
Illegal DIMM(s)
C = Misconfigured -
Incompatible
DIMM(s)
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