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BERR704 WITH ADDRESS OF 0XA0010000

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drbigalspank

Technical User
Dec 30, 2003
1
US
Option 11c berr704 with address of 0xa0010000 information
There were two old posts related to this with no answers. Here is what I know.
BERR704 EXC 0: Bus Error in ISR
SR=0x2708, PC=0x10ca9f9a, Addr=0xa0010000, SSW=0x0105

pdt> osVersion
OS: Date = Jan 31 1997, Time = 14:05:06, Base = x112216
value = 0 = 0x0

pdt> symload
Loading symbols from "c:/p/sl1/res.sym"

pdt> machTypeShow
System type is - Option 11C
value = 11 = 0xB

pdt>
pdt> foxResetHistoryShow
Last sw reset reason = 8
Hardware reset history:

68360 Reason LCA Reason
-------------- ------------
0x80, External 0x04, CP reset
0x80, External 0x03, 0xC0, Power-up ----
0x00, ----
0x00, ----
0x00, ----
value = 0 = 0x0

pdt>
pdt> rdtail 55
...rd : showing 55 records up to the newest record (rec 289)
Number of jobs to do: 0
244 : (22/4/15 19:01:29.020) SRPT773 TOD 0: Starting midnight job 'pchMidNite'
245 : (22/4/15 19:01:34.497) SRPT774 TOD 0: Midnight jobs completed on side 2
246 : (23/4/15 15:14:07.985) BERR704 EXC 0: Bus Error in ISR
SR=0x2708, PC=0x10ca9f9a, Addr=0xa0010000, SSW=0x0105
247 : (23/4/15 19:00:00.640) SRPT770 TOD 0: Midnight job server starts on side 1


+++++++++++++++++++++++
0xa0010000
+++++++++++++++++++++++

pdt> rdgo 246
246 : (23/4/15 15:14:07.985) BERR704 EXC 0: Bus Error in ISR
SR=0x2708, PC=0x10ca9f9a, Addr=0xa0010000, SSW=0x0105
value = 0 = 0x0
pdt> rds 1

... rd : record 246

(23/4/15 15:14:07.985) BERR704 EXC 0: Bus Error in ISR
SR=0x2708, PC=0x10ca9f9a, Addr=0xa0010000, SSW=0x0105
Registers (A0-A7, D0-D7):
20395696 a0010000 10ca9e88 00000000 20392e92 20340000 20061880 2006187c
a0010000 00000001 01000000 00000007 00000000 00000001 43362700 00000001
Interrupt level: 1
Return Address Stack:
10caa5c8 (_a31SendMsg+2c)
10ca9c18 (_a31ReadyInt+13e)
10ca1390 (_cpSl1RdyIsr+2c)
1009d996 (_eventLoop+2a)
106efa90 (__LAMPAUDIT+15fa)
106ee5f2 (__LAMPAUDIT+15c)
10c7df6a (__WORKSHED+cfc)
10c7d882 (__WORKSHED+614)
10c7d65c (__WORKSHED+3ee)
++++++++++++++++++++++++++++++++++

pdt> HI_CINV

CPU: NTDK20
Flash Boot: NTDK34AA
AUXRES: 68EC020 - V# ab02
SRAM: 128 kBytes
DRAM: 8 MBytes
Program Store: 24 MBytes
Primary Flash Drive: 8 MBytes
Security dongle is installed.
Expansion board #1 is installed.
Expansion board #2 not installed.
value = 34 = 0x22
pdt>
++++++++++++++++++++++++++


Per below documentation this would most likely be a bad expansion board or daughter board
And there is no expansion daughter board on this ssc so bad software daughter board or ssc


L.2 Network Devices
Table 17: Network Memory Allocation
Table 18: A31 Memory Allocation
Things to note especially are the A31 spaces in the 2nd table:
- If the faulty Addr (e.g., in a BERR message) is in the Box 0 A31 range, your CPU
motherboard should be replaced.
- If it’s in the Box 1 or Box 2 range, you likely only need to try replacing the relevant
expansion daughterboard, not the entire CPU motherboard.
The I44/N10 are the switching and conference communication chip respectively. Any
failure here indicates replacement of the SSC motherboard.
A000 0000 A31 Space
A004 FFFF

A005 0000 Unused address space
A005 FFFF

A006 0000 I44/N10
A007 FFFF

A008 0000 Unused address space.
AFFF FFFF

A000 0000 Box 0 A31
A000 003F

A001 0000 Box 1 A31 0xa0010000
A001 003F

A002 0000 Box 2 A31
A002 003F

A003 0000 Future Box 3 A31
A003 003F

A004 0000 Future Box 4 A31
A004 003F

A004 0040 Unused space
A005 FFFF
 
Wish I was experienced enough to understand this fully but if I were to take a best guess, I'd say replace the SSC mother board. Look at this solution I found on Avaya's website (below under Problem Clarification). The address doesn't match exactly but with the info you've provided, the puzzle remains a guess for me. They put the 0xa0010010 on the SSC in MG1. Does that mean the 0xa0010000 is the main CPU? That's my best shot.


Problem Clarification

Bus error:

356 :(6/9/06 17:04:12.872) BERR704 EXC 0: Bus Error in ISR
SR=0x2700, PC=0x10f6de96, Addr=0xa0010010, SSW=0x85

Solution

"Addr=0xa0010010" is related to faulty IP BD on MG1.
To resolve the error, change the SSC card in MG1.
 
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