Re: Link Status thoughts
Hi Rich,
One related point to this is the ring protection mechanisms which are being
handled separately. It is important that Link status information reaches
the MAC layer in real time
which as you have pointed here is not possible via MDC/MDIO (unless it is
made multi master
interface).
>- What kinds of status are available from all the layers?
>Ben answers this in the slides which follow. The signals are all some
>form of signal detect or sync. I believe that the logical and of all
>conditions from one DTE to the other should be used by the PCS and
>eventually reported as Link Status in Status Register bit 1.2.
>
>-
Best Regards,
Devendra Tripathi
Vitesse Semoconductor Corporation
3100 De La Cruz Boulevard
Santa Clara, CA 95054
Phone: (408) 986-4380 Ext 103
Fax: (408) 986-6050