Re: [ECOS] DP83816

[Andrew Lunn <andrew at lunn dot ch>]

On Thu, Mar 25, 2004 at 09:44:36AM +0530, Giri wrote:
> Hi Nick,
>    Thank you very much for your valueble inputs.
> 
>     in the same file(moab_eth_dp83816.inl) i am finding some functions
> which are lookiing like Power PC specific. can u clarify me whether
> those are Power PC specific or can be used for i386-PC also.
> 
> // Map a 32 bit host quantity to little endian
> unsigned long
> _h2le(unsigned long val)
> {
...
> }
> 
> // Map a 32 bit little endian quantity to host representation
> unsigned long
> _le2h(unsigned long val)
> {
> }

These are just doing endian conversion. le = little endian. h =
host. Its using assembly since the PPC has a single instruction to do
this rather than write some C which would take a number of
instructions when compiled.

       Andrew

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