22 Jun
2005
22 Jun
'05
1:13 p.m.
>>>> "Antonio" == Antonio Carlini
<a.carlini at ntlworld.com> writes:
> No, RSTS is RDS-1; it's a file structure all
its own, totally
> unrelated to any other PDP-11 OS. (It's a distant relative of the
> TSS-8 file system, though.)
Antonio> The trick with interleaving ODS-2 and ISO9660 is to use the
Antonio> first 64 blocks or so that ISO9660 leaves undefined as the
Antonio> "in" for ODS-2. Then you get N blocks of ISO9660 data and
Antonio> meta-data. The ISO9660 blocks get collected into BADBLK.SYS
Antonio> in ODS-2.
That's essentially what I did.
Antonio> As long as RDS-1 does not absolutely need block 64 and some
Antonio> way onwards, then it may be possible to logically interleave
Antonio> it and ISO9660.
Right. The only hardwired block is block 1 (the "pack label"). All
the rest starts from there and can be anywhere. Oh yes, and block 0
(the boot block) of course, for bootable disks.
paul