[U-Boot-Users] Optimized U-boot : Optimization of UCC and TFTP codes of UBOOT
wd at denx.de
Tue Nov 21 11:27:55 CET 2006
In message <1034141BCEB1424784F14A38BD006D82165BCB at zin33exm22.fsl.freescale.net> you wrote:
> Thank you for the immediate reply to my mail but in my
> case I will not be using the entire U-boot and hence not bothered about
> the total size of U-boot. We already have a "startup code" for our board
> and this startup code runs from the I2CPROM. Once the start up code gets
> executed, the next step is to initialize the Ethernet driver and then
> run Tftp over this. The ipaddr, serverip, etc., will be hard coded.
RAM initialization? Will you be reading and processing SPD infor-
> The startup code basically does some register initialization required to
> up the board. Another point here is that the user will not be able to
> access the serial console till the board downloads the images and boots
Great. Happy debugging!
> So, any ideas on how to proceed with this feature of booting from PROM,
> plz do share them with me.
The idea I have about this is this: don't use U-Boot code for it.
U-Boot follows a very different design model.
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
The most difficult thing in the world is to know how to do a thing
and to watch someone else doing it wrong, without commenting.
-- T.H. White
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