On Fri, 20 Mar 2020 05:33:04 -0400
Dan Purgert <d...@djph.net> wrote:
> On Mar 19, 2020, tom wrote:
> > On Mon, 16 Mar 2020 21:29:51 -0400
> > Dan Purgert <d...@djph.net> wrote:
> > >
> > > What, then, is so bad about PCI? Or hell, even ISA?
> > >
> > > Sure, it's super-limiting in terms of what you can buy off the
> > > shelf -- but then again, so was the "compatible with Arduino(tm)"
> > > market 5-10 years ago (and now look at that mess!)
> > >
> > > I guess what I'm trying to ask is what would be so bad about a
> > > "RISC-V Hobby Linux Machine(tm)" only offering these "older"
> > > peripheral connectivity interfaces in interests of being
> > > inexpensive and also preserving end-user freedom?
> > >
> > > Or ... maybe I'm just a bit crazier than I thought.
> > >
> >
> > Nothing wrong with that in of itself, it's just a bit odd to pair a
> > RISCV cpu with only slow peripherals. Now there are RISCV
> > microcontrollers you can buy that don't have an MMU so you can't run
> > Linux on them, and they have all the IO you'd come to expect on a
> > microcontroller, however if you want to run Linux or some other
> > similar multitasking OS like NetBSD it probably makes a lot more
> > sense to choose something aarch64 based purely do to how good and
> > mature aarch64's IO capabilities are.
>
> Either I'm just horrific at asking (good) questions; or there's
> something here that you're saying that I simply don't understand.
>
> > [...]
> > But back to your question why not RISCV with slow IO. That's like of
> > like pairing a Ferrari with a horse trailer. There are much better
> > options out there for pulling horse trailers than sports cars.
>
> Sure, but if all you have is the Ferrari, and the trailer needs to get
> pulled...
>
>
>
>
Sorry, can you clarify or rephrase what you asking?
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