Re: [microblaze-uclinux] EMAC DRE and CSO support in 2.6 kernel?

[John Williams <jwilliams@xxxxxxxxxxxxxx>]

Hi Jim,

Jim Van Vorst wrote:
> Um, what happened to the hardware checksum (CheckSum Offload) and data 
> realignment engine (DRE) support that was in the 2.4 kernel in 
> uClinux-2.4.x/drivers/net/xilinx_enet?  I don't see any references to 
> that in linux-2.6.x-petalogix/drivers/net/xilinx_emac even though (I 
> think) the xilinx source hasn't changed.  With 2.6, enabling either rx 
> or tx CSO causes rx to fail, and enabling DRE make u-boot behave badly.  
> Did those features move somewhere else in the kernel or are they no 
> longer supported/haven't been ported yet?

Haven't been ported yet.  Ask LynuxWorks, they did the driver ports.

It's worth checking the status of the unofficial PPC trees, see if 
they've got this stuff in their drivers yet, and we can bring it across.

Regards,

John
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