Re: [Xenomai] ARMv8 (ARM64) port of Xenomai

[Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>]

On Tue, Mar 24, 2015 at 03:40:07PM +0100, Jan Kiszka wrote:
> On 2015-03-23 16:25, Gilles Chanteperdrix wrote:
> > On Mon, Mar 23, 2015 at 03:00:15PM +0100, Jan Kiszka wrote:
> >> There is a trend in industry towards virtual targets. That's because you
> >> can do much more (and much earlier) with emulation than with real hw,
> >> and handling is much easier (no wiring, no physical reset, free
> >> replication of setups etc.).
> > 
> > Being a trend does not mean this is a good idea. I still believe a
> > lot of people using JTAG or gdb tend to see symptoms rather than
> > real issue and misinterpret them.
> 
> Yeah, real developers don't use debuggers or similar tools. Linus made a
> similar statement some decade ago. He was wrong

That is your opinion. Maybe he simply got fed up with that stupid
debate and simply gave up knowing that he would never use such
tools. Who knows ?

> with this generalization
> as well - one reason why we have kgdb upstream now. Debugging done right
> is interactive code reading and model checking.

Except that real world tool are always buggy, so when you see
something, you waste time wondering if it is a tool bug or artefact
or a real bug. And I am not only talking about free software, I have
used expensive symbolic debug tools connected to JTAG, it was as
buggy as the rest.

-- 
					    Gilles.
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