FreeBSD 7 installs where FreeBSD 8 wont due to CD

[Pete French]

> This problem may be a reverse problem of this PR:
>
> http://www.freebsd.org/cgi/query-pr.cgi?pr=138789
>
> In other words, your virtual CD-ROM reads correct TOC from mounted 
> image but block size is wrong?  Maybe old umass(4) corrects this case 
> heuristicly but the new USB stack doesn't?

Might be - Andrily also asked if I can get any
more information from the console, so what I am propsing
now is to get 8.1 onto it via the 7.3->upgrade route, and
then go in and probe the devices from within the installed OS
to see what it sees them as.

-pete.