Re: [Gems-users] pstate::getControl() generating lots of errors


Date: Fri, 01 Feb 2008 20:49:09 -0600
From: Philip Garcia <pcgarcia@xxxxxxxx>
Subject: Re: [Gems-users] pstate::getControl() generating lots of errors
I probably should have replied earlier, I haven't actually looked up the errors yet (been working on other things), but I'm pretty sure they're related to using the Bagle system which has an UltraSparc II processor instead of an ultrasparc iii. I need to try a few things from previous posts that seem to address this. Also, I've noticed that when using the Bagle target system, you should change the I/O addresses, as (at least for me) Linux generates many I/O addresses that aren't caught in the isio function. Also, for the record I'm using simics 2.2.

Phil
On Feb 1, 2008, at 2:29 PM, Berkin Ozisikyilmaz wrote:

Hi Luke,

How can I checkc extra information about these registers? I am getting the same error with opal v2 and simics 3.0.30 after I initialize opal in simics.


Berkin

----------
Hi Phil,


Can you get more info about these registers (e.g. what are the Simics
pneumonics for them, what state do they control)? Also, what are the
instructions accessing these registers?

 Luke


On Fri, 18 Jan 2008, Philip Garcia wrote:


   I was wondering if anyone is familiar with the following errors
   generated when using opal/ruby.  They don't appear to effect the
execution, (as things continue) but they flood my console with error
   messages.

   Here is what the errors look like:
pstate::getControl() ERROR trying to read ctrl reg not mapped by Opal
   to Simics reg reg[ 42 ]
pstate::getControl() ERROR trying to read ctrl reg not mapped by Opal
   to Simics reg reg[ 43 ]
pstate::getControl() ERROR trying to read ctrl reg not mapped by Opal
   to Simics reg reg[ 45 ]
pstate::getControl() ERROR trying to read ctrl reg not mapped by Opal
   to Simics reg reg[ 46 ]
pstate::getControl() ERROR trying to read ctrl reg not mapped by Opal
   to Simics reg reg[ 52 ]

I get millions of these Errors, and want to know whether they directly effect the results of the simulation, or if it's safe to comment out
   the error statement.

   thanks,
   Phil
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