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A20 delay




On Tue, 14 Dec 1999, VALETTE Eric wrote:

> >>>>> "Joel" == Joel Sherrill <joel.sherrill at oarcorp.com> writes:
> 
> Joel> The delay is used in two ways:
> Joel>   + A20 real to protected mode transition
> Joel>   + delay once kernel is up
> 
> Joel> The delay once kernel is up should be able to use a calibrated delay of
> Joel> any sort.  
> 
> I agree... I also agree for the GateA20 new method...

It seems to me that we have to rename 'delay' defined in ldseg.s into 
something like startup_delay or huge_delay and add new 'delay_1us'
routine doing calibrated delay for 1us. 

Who is going to provide a patch ? I can do it if necessary.

> 
> Joel> The one during boot time is really not a delay for time, it is a delay
> Joel> for the real to protected mode transition to stabilize.  
> 

Thanks,

Aleksey