[Coco] SCSISYS question

[Robert Gault]

Bob Devries wrote:

><snip>
> dmode /h0 gives:
> drv=00 stp=00 typ=84 dns=80 cyl=0385 sid=05
> vfy=00 sct=0035 tos=0035 ilv=05 sas=08
> 
> dmode /h1 gives:
> drv=01 stp=00 typ=84 dns=81 cyl=0385 sid=05
> vfy=00 sct=0035 tos=0035 ilv=05 sas=08
> 
 ><snip>

Bob I don't have scsisys so I'm not sure about any driver specific 
entries in the descriptor. Using the current NitrOS-9 defs I'm wondering 
why h1 has dns=81. What does bit0 in dns do for a hard drive? What 
happens if you make it dns=80 as for h0?