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Re: a question regarding vectors.s
- To: kiki w <kiki_wus at yahoo dot com>
- Subject: Re: [ECOS] a question regarding vectors.s
- From: vara <varav at cdotb dot ernet dot in>
- Date: Sat, 20 Oct 2001 09:46:39 +0500 (GMT+0500)
- cc: ecos-discuss at sources dot redhat dot com
as far as I know abt vectors.s this file will call a macro
(hal_hardware_init or something similar one)to initialize all the chip
selects & there related registers. this macro will be present in some .s
file(ex: fads.s)
bye
vara
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On Fri, 19 Oct 2001, kiki w wrote:
> Hi there,
>
> Now we are using eCos to develop code for a custom
> board with ARM7TDMI core. When we generate the
> library file using eCos, we included kernel package
> only.
> We changed the target.ld file according to the memory
> layout of our board and now we could download the code
> and run prefectly.
>
> But there is one thing I am not quite sure, before I
> can
> download the code into the board, I have to set up
> several registers such as EBI_CSR0, EBI_CSRI( chip
> select register) and SF_PMR( protect mode register)
> to enable the access to the on chip and on board
> memory.I think maybe there will be a way for me to set
> up all these registers in the vectors.s file, I
> checked the eCos file and find one file under the
> directry
> ecos\packages\hal\arm\arch\current\src\vectors.s
>
> Can I modify this file to set up the above registers
> and generate the library again(get vectors.o file) ?
> If I can, how to modify?
> Thanks so much!!.
>
> kiki
> get the vectors.s file?
>
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