[ECOS] ethernet driver for eCos

[Gary Thomas]

Please keep your replies on the mailing list so that all benefit.

Dileep Kumar wrote:
> Hi ,
> Could you please tell me which processor I should take as baseline
> in order to port eCos on MPC8555.

Sorry, but there is no appropriate HAL in the public tree.

> On 1/28/08, Gary Thomas <gary@mlbassoc.com> wrote:
>> Dileep Kumar wrote:
>>> Hi All,
>>> Could you please tell me what are the things to taken into account
>>> while writting a code for ethernet driver,
>>> the underlying processor is MPC8555 and the board is  WiMAX.
>>> Is the code is different for different board and different processor.?
>>>
>> First of all, the 8555 uses FreeScale's TSEC (Triple Speed Ethernet
>> Controller) which is
>> completely different from any of the network drivers in the public CVS.
>> Writing such
>> a driver is not special for the architecture, per se, but rather so for
>> the device itself.
>>
>> You'll also need a PowerPC HAL for the 85xx series of CPU chips.  This
>> is also not
>> in the public CVS and is radically different from any that are (you
>> asked privately
>> about starting from the 8260 code - the 82xx and 85xx are pretty far
>> apart and you'll
>> end up writing most everything over anyway)

-- 
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Gary Thomas                 |  Consulting for the
MLB Associates              |    Embedded world
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