[U-Boot-Users] MPC8xx-board: just 10MBit transfer rate

Pantelis Antoniou pantelis at embeddedalley.com
Tue Mar 14 16:52:43 CET 2006

On Tuesday 14 March 2006 17:37, Josef Angermeier wrote:
> Dear u-boot users,
> i got u-boot 1.1.3 and linux 2.4.25 running on my custom MPC875-board.
> But the ethernet-connection (FEC-Controller) seems to be abit slow. The
> MII-transceiver chip autonegotiates a speed of 100MBit but when
> downloading files via tftp/ftp in u-boot or linux the transfer seems to
> happen in 10MBit mode.
> Could this be caused by the low system clock (40MHz) ? What else ?
> Best regards,
> Josef

TFTP is not a speed demon. This is a protocol issue.
Has nothing to do with the ethernet negotiated rate.


More information about the U-Boot mailing list