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Re: About Xscale NPE and Redboot
- From: Mark Salter <msalter at redhat dot com>
- To: kneep at sh dot askey dot com dot tw
- Cc: ecos-discuss at sources dot redhat dot com
- Date: Fri, 4 Jun 2004 09:17:51 -0400 (EDT)
- Subject: Re: [ECOS] About Xscale NPE and Redboot
- References: <40BFF125.7050001@sh.askey.com.tw>
>>>>> kneep writes:
> Dear All,
> Has anyone ever successfully bring up the NPE on a IXP4xx-based board
> with the switch chip ks8995m.
> Intel has released a copy of Redboot for its IXDP425 development board.
> This package came with Intel's API for manipulating NPEs.
> We customized a board running IXP422 and are trying to port Redboot to
> this board. We use a 5-port switch chip KENDIN ks8995m which differs
> from that of the IXDP425.
> Intel's manual claims the APIs for NPE support ks8995m. I failed to
> bring the NPE up though I think I had initialised the switch correctly.
> Would you please share your experience if you have done such kind of
> jobs. Thank you.
> Best Regards,
> --
> kneep <kneep@sh.askey.com.tw>
The GRG (ADI Coyote) board uses a ks8995x 4-port chip and the Intel NPE code
(CSR1.1) works with it. You'll probably need to dig into the Intel code to
find where/why its failing. Because the CSR code is proprietary, you really
need to ask Intel for details on its operation.
--Mark
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