[Coco] Wcreate in OS-9 L2

Bruce W. Calkins brucewcalkins at charter.net
Fri Oct 17 12:36:14 EDT 2008


----- Original Message ----- 
From: "George Ramsower"

> When I run wcreate it accesses the disk for something that sometimes 
> returns a CRC error.
>
> What is wcreate doing with the disk. I figured it might be using grvdrv, 
> so I make a new copy of that in the cmds dir.
>
> Actually, I think it's the disk drive as this only occurs when the machine 
> is cold. I'll have to try another drive to find ouy, but I was curious as 
> to what wcreate is doing with the disk drive while creating the windows.
>
> George



There were a few disk controllers that could not perform at the 2 MHz speed 
on Level 2 OS-9.  I have one and it drove me nuts with CRC errors.  Once I 
understood that one controller could not do OS-9 Level 2 I had few CRC 
problems.

Bruce W.




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