Hello Everyone, Is there any information on queries on AR7240 ethernet switch available?
Kindly respond if anyone has any information. Thanks, On Fri, May 11, 2012 at 11:03 AM, Parul Aggarwal < parul.aggar...@sibridgetech.com> wrote: > Hello Everyone, > > Can anyone provide information on queries asked in my last post on AR7240 > ethernet switch? > > Query posted again below: > > > "AR7240 has integrtaed 803.2 ethernet switch with five 10/100 Mbps Fast > ethernet MAC/PHY. We want to do loopback test on the ethernet peripheral of > AP91. > > I had few questions here: > 1. AR7240 ethernet reigisters shows two bits for loopback > a. In MAC configuration 1 register, bit 8: Enabling this as we > understand enables MAC loopback. > b. Port Control register, bit 12: Description of register says > "Setting this bit to 1 enables the MAC loopback function on MII interface" > As we understand this is "MII loopback" and enabling just this bit (with > MAC configuration register bit 8 reset) we should have MII loopback. Is the > understanding correct here for MII loopback, does ar7240 switch support MII > loopback? > 2. Does the switch support PHY loopback and how do we enable that? > 3. Which ethernet switch from atheros is used in AR7240? > > I basically need information on what all ethernet loopback modes AR7240 > support and how to enable that." > > Any response would be appreciated. > > Thanks, > Parul > > > On Wed, May 9, 2012 at 1:35 PM, Parul Aggarwal < > parul.aggar...@sibridgetech.com> wrote: > >> Hi Everyone, >> >> AR7240 has integrtaed 803.2 ethernet switch with five 10/100 Mbps Fast >> ethernet MAC/PHY. We want to do loopback test on the ethernet peripheral of >> AP91. >> >> I had few questions here: >> 1. AR7240 ethernet reigisters shows two bits for loopback >> a. In MAC configuration 1 register, bit 8: Enabling this as we >> understand enables MAC loopback. >> b. Port Control register, bit 12: Description of register says >> "Setting this bit to 1 enables the MAC loopback function on MII interface" >> As we understand this is "MII loopback" and enabling just this bit (with >> MAC configuration register bit 8 reset) we should have MII loopback. Is the >> understanding correct here for MII loopback, does ar7240 switch support MII >> loopback? >> 2. Does the switch support PHY loopback and how do we enable that? >> 3. Which ethernet switch from atheros is used in AR7240? >> >> I basically need information on what all ethernet loopback modes AR7240 >> support and how to enable that. >> >> Any help would be appreciated. >> >> Regards, >> Parul >> > >
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