Re: Triton DMA

Gerard Roudier (groudier@club-internet.fr)
Fri, 28 Nov 1997 21:14:43 +0100 (MET)


On Thu, 27 Nov 1997, mlord wrote:

> DMA transactions are *exactly* the same speed/timing as PIO transactions
> (thanks to the same cycle time of 120ns, plus pipelining/prefetch in the
> chipsets for the PIO transfers). Except for Ultra33 DMA, which *does*
> include 32-bit CRC checking (far superior to parity).

Could the Linux IDE guy explain to a Linux SCSI guy who does
not want to die in ignorance, in which this 32-bit CRC is so
superior to parity ? ;-)

> mlord@pobox.com
> The Linux IDE guy

Gerard.