Gianfar tx-babbling-errors

Scott Coulter scott.coulter at cyclone.com
Thu Feb 19 04:22:02 EST 2009


Kumar,

> I'm told this will occur when:

> Transmitted frame > MAXFRM and MACCFG2[Huge En] = 0.

In the driver it looks like the MACCFG2_HUGEFRAME only gets set if the
mtu > DEFAULT_RX_BUFFER_SIZE (1536 in my kernel).  It appears as though
the mtu is set to 1500.  Under what conditions would the driver attempt
to send a frame larger than the mtu?

Scott

___________________________________________________________________

  Scott N. Coulter
  Senior Software Engineer
  
  Cyclone Microsystems          
  370 James Street              Phone:  203.786.5536 ext. 118
  New Haven, CT 06513-3051      Email:  scott.coulter at cyclone.com
  U.S.A.                        Web:    http://www.cyclone.com
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