> Date: Wed, 24 Nov 1999 18:44:12 -0600
> From: Roy Bynum <rabynum@xxxxxxxxxxx>
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> Subject: Re: Hari
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> As a XGMII, replacing the parallel GMII, Hari would be in place to directly interface
> between the MAC and PCS. As an interconnect between the PMA and the PMD, Hari adds
> additional code translations, jitter, and inherent delay between any pacing function at
> the PMD level PCS and the MAC.
There can be no better example than Hari for the wisdom of the open loop pacing
solution at the MAC (as opposed to tightly coupled feedback schemes).
Open loop pacing and Hari, made for each other...