On Wed, Feb 18, 2015 at 09:49:56PM +0100, Jan Kiszka wrote:
> On 2015-02-18 20:27, Gilles Chanteperdrix wrote:
> > On Wed, Feb 18, 2015 at 08:17:26PM +0100, Jan Kiszka wrote:
> >> The Versatile Express is the ARM reference board, not something
> >> arbitrary virtual. It's also what you get when you obtain the Fast Model
> >> (CPU and system emulator) from ARM.
> >
> > Nevertheless, it is a board that nobody uses for real projects,
> > so adding support for it is still a waste of resources.
>
> No need to worry, it mostly just works. Apparently, I-pipe already
> covers the whole Cortex-A series with its unified timers, clocks, and
> interrupt controllers. Well, with the exception of SoCs that have
> additional interrupt controllers - like the NVIDIA Tegra124, which I'm
> currently looking at for other purposes.
>
> "Mostly" because sshd is dying for unknown reasons. Same rootfs, same
> emulator but newer kernel without I-pipe, and it works fine. One after
> the other.
That is the joys of of not using real hardware. The I-pipe uses some
registers or configure others that may not be implemented in the emulator.
--
Gilles.
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