[Simh] RD53 image size

[Seth Morabito]

* On Thu, May 07, 2015 at 12:45:33PM -0400, Bob Supnik <bob at supnik.org> wrote:
> With your assumptions. The RD53 has 138672 logical blocks. 138672 *
> 512 = 71,000,064. This is less than the actual physical capacity
> because the controller reserves some amount of space for bad block
> tables and replacement blocks. See the attached document, chapter 3,
> for details.

Aha! I am enlightened. Thank you for the explanation.

-Seth