Re: isapnp probe is slow

[Andrew Doran <ad%netbsd.org@localhost>]

On Sat, Mar 29, 2008 at 06:24:46PM +0000, David Brownlee wrote:

> On Sat, 29 Mar 2008, Andrew Doran wrote:
> 
> >Hi,
> >
> >The isapnp probe on boot is really slow. I suspect that isapnp is not
> >relevant for systems made in the last 5 years, because ISA and EISA went
> >the way of the dodo. Is isapnp necessary for any modern hardware?
> >
> >Would disabling isapnp based on the age of the system make sense?
> >Alternatively, what other ways are there to speed it up?
> 
>       Other than trying to put it on a separate thread? (which is a huge
>       can I worms I suspect best left nailed shut)...

That would be tough. The way the isapnp probe is done it spends a lot of
time busy waiting, and it has to scan a lot of ports.

Andrew