[U-Boot] ASM code for UART initialization

[Wolfgang Denk]

Dear André Schaller,

In message <51B05614.8070505 at googlemail.com> you wrote:
> 
> could someone support me with developing ASM code for initializing UART
> interface on OMAP4460 to send some bytes over the wire at a very early
> stage of booting x-loader? The code needs to be executed in start.S.

Why would you not just use C code?

> Is it possible to use existing C code and use the generated assembly
> from gcc as the actual code or does it need major modifications to be
> executed in start.S?

It should be possible - but you should ask yourself what you then
prevents from using C code instead?

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
They weren't that important. They were merely at the top. The  people
who  really  run organizations are usually found several levels down,
where it's still possible to get things done.
                                      - Terry Pratchett, _Small Gods_