[Coco] MOOH cartridge dual boot demo

[Alex Evans]

P.S. If I came across as a bit brusque, that was not may intent.  The
suggestions are appreciated, just given the full picture (which you
didn't have), they aren't particularly useful.

On Mon, Apr 29, 2019 at 1:47 AM Tormod Volden <lists.tormod at gmail.com> wrote:
>
> On Mon, Apr 29, 2019 at 7:11 AM Alex Evans wrote:
> >
> > What are you using for an SD card? I have tried several and the result is
> > always the same. I can boot into either FUZIX or Nitros9, but the first
> > write to the file system.corrupts the card.
> >
>
> Any SDHC card between 4GB and 32GB should work fine. Also non-SDHC
> cards (2GB and lower) should work too, but I haven't tested that as
> much. I use Kingston cards and never had any issues with them,
> otherwise Sandisk is generally recognized as a good brand with quality
> cards.
>
> Note that FUZIX requires you to unmount the file system cleanly before
> powering off. The recommended way is by running:
>  telinit 6
> and wait until it displays "Halted.". If not, you will be prompted to
> do run a file system check (fsck) the next time it boots up, and this
> takes forever so you really don't want to do that. These are
> "features" of FUZIX (and many old UNIX systems).
>
> It has nothing to do with 256 versus 512 bytes sectors, because the
> NitrOS-9 system uses the rbsuper high-level driver to convert sectors.
>
> Regards,
> Tormod
>
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