IBM PowerPRS Q-64G
Packet Routing Switch
Preliminary
5.2.2 UL Errors Register
This register is used to report the occurrence of certain Unilink errors. When a bit is set in this register, at
least one bit is set in the corresponding error register.
Address
x‘0A’
Access Type
Reset Value
Read Only
‘1111 0000 0000 0000 0000 0000 0000 0000’
Reserved
Reserved
Reserved
0
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Bit(s)
0
Field Name
Description
When set to ‘1’, a PLL unlock error has occurred in a Unilink port receiver. See the UL PLL Unlock
Register (page 76).
UL RxPort PLL Unlock
UL TxPort PLL Unlock
When set to ‘1’, a PLL unlock error has occurred in a Unilink port transmitter. See the UL PLL
Unlock Register description.
1
2
UL RxSpex Bus
PLL Unlock
When set to ‘1’, a PLL unlock error has occurred in a Unilink speed-expansion bus receiver. See the
UL PLL Unlock Register description.
UL TxSpex Bus
PLL Unlock
When set to ‘1’, a PLL unlock error has occurred in a Unilink speed-expansion bus transmitter. See
the UL PLL Unlock Register description.
3
4:7
8
Reserved
Reserved.
When set to ‘1’, a signal loss error has occurred in a Unilink port receiver. See the UL RxPort Signal
Lost Register (page 85).
UL RxPort Signal Lost
UL RxPort Invalid
K Character
When set to ‘1’, an invalid K character error has occurred in a Unilink port receiver. See the UL
RxPort Invalid K Character Register (page 85).
9
UL RxPort
When set to ‘1’, a synchronization loss error has occurred in a Unilink port receiver. See the UL
10
Synchronization Lost RxPort Synchronization Lost Register (page 86).
UL RxPort
Code Violation
When set to ‘1’, a code violation error has occurred in a Unilink port receiver. See the UL RxPort
Code Violation Register (page 86).
11
12:15
16
Reserved
Reserved.
UL RxSpex Bus
Signal Lost
When set to ‘1’, a signal loss error has occurred in a Unilink speed-expansion bus receiver. See the
UL RxSpex Bus Signal Lost Register (page 102).
UL RxSpex Bus
Invalid K Character
When set to ‘1’, an invalid K character error has occurred in a Unilink speed-expansion bus
receiver. See the UL RxSpex Bus Invalid K Character Register (page 103).
17
Register Descriptions
Page 74 of 199
prsq-64g.01.fm
December 20, 2001
IBM [ IBM ]
