[U-Boot] [v3] command/cache: Add flush command

[Wolfgang Denk]

Dear Scott Wood,

In message <1365450620.28843.12 at snotra> you wrote:
> >
> I thought you said it was OK to flush more than the user asked for, if  
> the implementation does not have separate icache/dcache flushes?  Why  
> is it fundamentally different if it's a hardware limitation, or a  
> limitation of the software layer whose functionality is being exposed?

I don't get what you are trying to prove.  Can you please point me to
the code (ideally in mainline U-Boot) which would cause problems with
the suggested separation of invalidating the IC and flushing the DC
into subcommands of the "icache" resp. "dcache" commands?

Best regards,

Wolfgang Denk

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