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ARMv7 CPSW driver, poor TX performance



We are running the CPSW driver on a TI platform using linux 2.6.37.  We are seeing about 300Kbps transmit through the eth0 device.  Can anyone explain why the throughput is slow?

Thanks ahead of time,

K-

Processor       : ARMv7 Processor rev 2 (v7l)
BogoMIPS        : 599.65
Features        : swp half thumb fastmult vfp edsp neon vfpv3
CPU implementer : 0x41
CPU architecture: 7
CPU variant     : 0x3
CPU part        : 0xc08
CPU revision    : 2

Hardware        : touchlink
Revision        : 20006
Serial          : 0000000000000000