Sanjay Nadkarni wrote:

> Opps just caught the IDE issue.   IDE has DMA transfer limitations.  
> Transferring over 128K on some machines would cause problems.    I 
> thought we had a patch to fix this ?  What version of the OS+patch are 
> you running ?
>

My read of the ATA-Host Adaptor standard is that there is a 64k limit to 
DMA transfers on standard ATA controllers.  (T13 1510D Section 6.9.2)  
Are there ATA controllers that can transfer more than this at a time?

-- 
James Lick -- ??? -- jlick at jameslick.com -- http://jameslick.com/

Reply via email to