[Bug 1706] pc386: spurious interrupt 7

[bugzilla-daemon at rtems.org]

https://www.rtems.org/bugzilla/show_bug.cgi?id=1706

--- Comment #4 from Ralf Corsepius <ralf.corsepius at rtems.org> 2010-10-01 09:55:45 CDT ---
(In reply to comment #3)
> Does the test actually run?

Well, something runs ;)

However, the amount of "spurious interrupt: 7" messages distort the screen
output to an extent, I can't really tell, whether these tests actually work.

>  From cpu.h,
> 
>   I386_EXCEPTION_MATH_COPROC_UNAVAIL = 7,
> 
> I suspect there is a floating point instruction being generated that wasn't
> before. <sigh>

The most simpliest test exposing this issue is ticker.exe (in both the pc386
and pc686 BSP variant).

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