[U-Boot-Users] New x86 board booted...now the hard part

[Wolfgang Denk]

Dear Marc,

in message <20030527173633.GA7367 at buici.com> you wrote:
> 
> > 2) If there is no such memory, you can probably lock some  parts  (or
> >    all of) the cache and (mis-) use this as memory.
> 
> This may be possible, but it seems to me to be a lot of work just so
> we can 'call' the routine that performs the SDRAM controller setup.

There is little choice. If you want to use C, you will have to  stick
to  the  ABI,  and  you  will  have to provide a working stack. For a
stack, you need some memory.

> Then how about making this single function a configuration definition
> and fixing the lib_i386 to use that constant.
> 
>   include/configs/thisboard
> 
> #define MEM_INIT mem_init_sc520
> 
>   lib-i386/board.c
> 
> ...
#ifdef MEM_INIT
> MEM_INIT()
#endif
> ... 

OK with me.


Best regards,

Wolfgang Denk

-- 
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
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