Control Data Corporation CYBER 180 810 Maintenance And Parts Manual page 87

Register Byte Number Bit Number Description
Contr-ol Store
Error Log
3
4
5
6
7
24
25
26-31
32
33
34-39
40
41
42-47
48
49
50-55
56
57
58-63
Retry Corrected Error Log Register
Double bit error in DR pak location 16
Chip select
Syndrome bits 0-5 in DR pak location 16
Double bit error in DR pak location 17
Chip select
·Syndrome bits 0-5 in DR pak location 17
Double bit error in DR pak location 18
Chip select
Syndrome bits 0-5 in DR pak location 18
Double bit error in DR pak location 19
Chip select
Syndrome bits 0-5 in DR pak location 19
Double bit error in OS pak location 20
Chip select
Syndrome bits 0-5 in OS pak location 20
The Retry Corrected Err-or Log register contains parity error indications
copied from the Processor Fault Status registers and retains the same format
for bit distribution as the PFS register.
Register
MAP Corrected
Error Log
**
Register
Bit
56
57
58
59
60
61
62
63
Code
0800
Name
DW15FO*
DW35FO*
DW15Fl*
DW35Fl*
DW15F2*
DW35F2*
DW15F3*
DW35F3*
Name
UM3ABA
Description
File 0 PAK PE
File 0 PAK PE
File 1 PAK PE
File 1 PAK PE
File 2 PAK PE
File
2
PAK PE
File 3 PAK PE
File 3 PAK PE
Description
Not used Processor Test
Mode *** 0900 UM3ABB Invert memory function parity
OAOO UM3ABC Invert memory tag parity
0800 UM3ABD Invert memory mark parity
ocoo
UM3ABE Invert execution
Data/address parity
Byte 0, 1
* Part of signal name.
** Contains information relating MAP PE information.
*** Eight bits are used as a code to force a bad parity generation
on various paks; enabled by bit 33 of Environment Conti:-ol Register.
60469500 B
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