[coreboot] Add coreboot storage driver

[ron minnich]

I don't see the big deal here, actually. We've had a nice concurrency in
coreboot for years, it works, I've used it, what else do we need to do?

On Mon, Feb 13, 2017 at 3:39 PM Vadim Bendebury <vbendeb at chromium.org>
wrote:

> Incidentally, a few years ago Chirantan and Simon (cced) implemented
> u-boot concurrency support for an ARM SOC. I don't remember how much gain
> it was bringing, and it did not go into production as it was quite late in
> the project cycle.
>
> But they might have some experience to share.
>
> -v
>
>
> On Tue, Feb 14, 2017 at 7:28 AM, Julius Werner <jwerner at chromium.org>
> wrote:
>
> +1 for preferring a single-core concurrency model. This would be much more
> likely to be reusable for other platforms, and much simpler to maintain in
> the long run (way less platform-specific details to keep track of and
> figure out again and again for every new chipset). You CAR problems would
> become much more simple... just make sure the scheduler structures get
> migrated together with the rest of the globals and it should work fine out
> of the box.
>
> On Mon, Feb 13, 2017 at 12:31 PM, ron minnich <rminnich at gmail.com> wrote:
>
>
>
> On Mon, Feb 13, 2017 at 11:17 AM Nico Huber <nico.h at gmx.de> wrote:
>
>
>
> Another idea just popped up: Performing "background" tasks in udelay()
> / mdelay() implementations ;)
>
>
> that is adurbin's threading model. I really like it.
>
> A lot of times, concurrency will get you just as far as ||ism without the
> nastiness.
>
> But if we're going to make a full up kernel for rom, my suggestion is we
> could start with a real kernel, perhaps linux. We could then rename
> coreboot to, say, LinuxBIOS.
>
> ron
>
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