pc386dx exception 6 was Re: 4.6.0pre2 and docs released

Angelo Fraietta angelo_f at bigpond.com
Tue Apr 22 22:44:41 UTC 2003

Chris Caudle wrote:

>Angelo Fraietta wrote:
>>I am running the pc386dx BSP.
>Joel replied:
>>generates an instruction that is not valid for 
>>an i386DX.  It is also possible that your CPU model 
>>is just enough not an i386dx where something
>>has finally shown up.
>Confusingly, I believe the pc386dx BSP is actually for an i386SX processor.
>The DX processors include a FP coprocessor, the SX processors do not include a floating point unit.  The pc386dx BSP really means software simulation of a DX processor, i.e. software floating point libraries.
No, that is not correct. Although my target is actually an sx processor, 
I have a dx computer without a co-processor. This is how we found the 
co-processor fault back in Feb 2001

Angelo Fraietta

PO Box 859
Hamilton NSW 2303

Home Page


There are those who seek knowledge for the sake of knowledge - that is CURIOSITY
There are those who seek knowledge to be known by others - that is VANITY
There are those who seek knowledge in order to serve - that is LOVE
    Bernard of Clairvaux (1090 - 1153)

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.rtems.org/pipermail/users/attachments/20030423/ae49ee66/attachment-0001.html>

More information about the users mailing list