Re: Documentation on minixfs and ext2fs

[steve@mctavish.demon.co.uk (Steve Woodford)]

Claus Brod wrote:
> Steve Woodford wrote:
> > The actual drivers (eg. ICD) use the 200Hz tick to implement a timeout
> > on the busy-wait for DMA completion, and also the busy-wait between
> > SCSI command bytes. The command byte timeout is very short so we would
> > have to be *extremely* careful not to pre-empt RWABS too soon otherwise
> 
> If you are inside Rwabs(), your code is running in supervisor mode,
> and nothing will ever preempt you in all versions of MiNT that I know.
> Or are we talking about different problems?

We're talking about an extension to MiNT to pre-empt Rwabs() calls. I only
wish I could spare time to work on it :(

Steve