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Data Access Exception [solved]
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darf
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Joined: 08 Jan 2007
Posts: 27

PostPosted: Wed May 09, 2007 2:23 pm    Post subject: Data Access Exception [solved] Reply with quote

Recently I've been getting this error message when booting/resetting my SS5,

extensive google searches have not turned up anything useful, hoping someone here may be able to guide me to a solution.

This is what I get on the promt:

Code:

ok set-defaults
Setting NVRAM parameters to default values.
ok reset
Resetting ...
Data Access Exception
Type  help  for more information
ok


Oddly this did not happen last week so its gotta be something new, I also keep getting watchdog errors whcih I believe are kernel traps when I do various things like boot net or emerge --sync etc.

Thanks for any help


Last edited by darf on Wed May 09, 2007 6:43 pm; edited 1 time in total
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darf
n00b
n00b


Joined: 08 Jan 2007
Posts: 27

PostPosted: Wed May 09, 2007 6:43 pm    Post subject: Reply with quote

Looks like I found the issue, memory in Bank #1 is not beeing detected, which means the memory is not continuous which causes the data exception error. I should have guessed that I had an issue when I saw 96MB RAM instead of 128MB, joke's on me.

Code:

...
Probing Memory Bank #0 32 Megabytes
Probing Memory Bank #1 Nothing there
Probing Memory Bank #2 32 Megabytes
Probing Memory Bank #3 32 Megabytes
...


In case anyone else is having this issue you can generate additional messages with the test command by plugging in to a serial port and setting diag-switch? to true, then do a reset:

Code:

ok show diag-switch?
diag-switch? =        false
setenv diag-switch? true
diag-switch? =        true
ok reset
...


cheers
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