Re: kernel 'simulator' and wave-form analysis tool?

From: Herbert Poetzl
Date: Fri Mar 12 2004 - 16:40:04 EST

On Mon, Mar 08, 2004 at 11:33:40AM -0500, Timothy Miller wrote:
> Mike Fedyk wrote:
> >John Bradford wrote:
> >
> >>>I must have been unclear. I was not suggesting adding hardware. I
> >>>was suggesting that we could run Linux under Bochs, which is a
> >>>software x86 emulator. Being what it is, hooks can be added to track
> >>>"cpu activity" is it occurs within the emulator. This is all a
> >>>simulation. The key idea I was suggesting was to log processor
> >>>activity (of the emulator) and develop a viewer program which would
> >>>help people visualize the activity.

sounds good and useful to me, have a look at
other simulators/emulators too, for example
I use QEMU[1] to test linux kernels, because
it is much simpler and faster than Bochs (YMMV)


> If your stack gets hosed by a bug, a simulator with a complete history
> of memory writes will help you discover the problem.
> I know nothing about Valgrind.


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