Control Data Corporation CYBER 180 810 Maintenance And Parts Manual page 84

CPU MAINTENANCE REGISTERS
Table 5-2 lists the CPU maintenance registers.
TABLE 5-2.
CPU MAINTENANCE REGISTERS
\
\ Direct MAC Number Address \Type\
'
Register I Read/Write of Bits
~Hex~
!Code\
\ \
\Status Summary \ Read 8 00 F
\Element ID
\
Read 32 10 F
\Processor ID
\
Read 8
11
F
\Options Installed \ Read 64 12 F
\Environment Control \ Read/Write 40 30 F
\Control Store Address
\ Read/Write
64
31 F
lControl Store Breakpoint l Write 64 32 F
\Processo~
Fault Status
'
Read/Write 32 80 F
\Control Store Error Log
'
Read 40 81
F
\Retry Corrected Error Log\ Read/Write 32 90
F
\Map Corrected Error Log
l Read/Write
8
93
F
\Processor Test Mode l Read/Write 8 AO
F
\Maintenance Scan \ Read Scan
\
\
Data/Write
8
00
4
\
'
Scan Limit
\Control Store
\
Read/Write 84 00
5
\
CPU MAINTENANCE REGISTER BIT ASSIGNMENTS
Bit assignments are listed on the following pages in the order they apear in
table 5-2.
Register Byte Number Bit Number Description
Status Summary
7 56,57
Not used (zero)
58
Monitor mode
59
Short warning
60
Processor halt
61
Uncorrected error
62
Corrected error
63
Physical environment warning
Element ID
4-7
32-42
Zero
43
One
44-53
Zero
54-63
Serial number in packed
decimal
5-8 60469500 B