[OLPC-AU] Testing Summary, Auckland - 21 April 2012

Jerry Vonau jvonau at shaw.ca
Thu Apr 26 00:36:24 EDT 2012


On Thu, 2012-04-26 at 11:34 +1000, James Cameron wrote:
> On Wed, Apr 25, 2012 at 08:11:32PM -0500, Jerry Vonau wrote:
> > On Tue, 2012-04-24 at 22:46 +1200, Tabitha Roder wrote:
> > > [...]
> > > The openfirmware power log collector did not work on the Australian
> > > build, complaining:
> > > <buffer at ....>:194: Can???t open directory
> > > The /home/olpc/power-logs directory exists. It worked ok on the
> > > XO-1.75 and they are attached.
> > > 
> > 
> > Just wondering, what firmware is installed in the XO-1.5s? I have
> > Q3C02(os883 olpc-updated to os31) installed on one XO and the collector
> > works, while on another XO Q3C05(au215) is installed, and the collector
> > fails. On the one that fails if I drop to the OK prompt, entering:
> > "dir int:2,\" I can see a directory listing while "dir int:2,\home" I
> > receive "Page Fault".
> 
> Interesting.  This might be fixed.  Could you please try
> http://dev.laptop.org/~quozl/q3c05jb.rom
> 
> Otherwise, I'd like to work with you to gather more data from the "Page
> Fault" event, in particular attach a serial cable, and type ftrace at
> the ok prompt after the fault.
> 
> We can also use the debugger to step through to the point of failure.
> 
> (If the problem is reproducible with a deployment build, then I can try
> downloading it, but my download budget needs attention and care.  I
> generally only download the OLPC builds.)
> 

Hi James,

OK, I'm having a bad day, I was looking at the wrong XO. The page-fault
failure was with firmware Q3B22 on an earlier build, flashing to Q3C05
resolved that and the collector works fine.

sorry for the noise,

Jerry





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