[U-Boot] [PATCH v3] socfpga: Modify qts-filter args to allow input for bsp generated files and quartus project directories

Marek Vasut marex at denx.de
Wed Jan 13 03:07:31 CET 2016


On Wednesday, January 13, 2016 at 03:05:40 AM, Chin Liang See wrote:
> On Tue, 2016-01-12 at 03:48 +0100, Marek Vasut wrote:
> > On Tuesday, January 12, 2016 at 01:50:18 AM, Chin Liang See wrote:
> > > On Tue, 2016-01-12 at 01:31 +0100, Marek Vasut wrote:
> > > > On Tuesday, January 12, 2016 at 01:26:58 AM, Chin Liang See
> > > > 
> > > > wrote:
> > > > > On Mon, 2016-01-11 at 15:33 -0800, Dalon Westergreen wrote:
> > > [...]
> > > 
> > > > btw. Completely off-topic, but is there any chance altera will
> > > > release the
> > > > algorithm to compute these magic values which are in the header
> > > > files
> > > > from
> > > > the base values inserted into the HPS component in QSys ?
> > > 
> > > I would not suggesting that as Qsys and Quartus are doing
> > > heavylifting
> > > tasks there. The value would depends on the options being choosed,
> > > device type, device revision (if any). They also being patched from
> > > time to time too.
> > 
> > Is it all really _that_ complicated ? That's why I'd like to see the
> > code
> > that's doing all that computation.
> 
> Actually more challenges is that the code is proprietary. We might get
> stopped by legal team before making this happen too.

What's proprietary about it ? Isn't that SDRAM controller made in-house
by Altera ?

> > Even if it's done at compile-time, it'd
> > still be better than the horrible headers which we have to use now.
> 
> I believe DTS would be better format than header file.

Coming up with sensible bindings would be hard though.

Best regards,
Marek Vasut


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