[U-Boot-Users] Re: Anyone has success with MX1ADS?

George G. Davis gdavis at mvista.com
Wed Aug 25 18:36:02 CEST 2004


On Wed, Aug 25, 2004 at 05:50:56PM +0200, Steven Scholz wrote:
> W Sung wrote:
> 
> >Is it possible to use boostrap mode to download u-boot
> >to RAM and just run from there?
> 
> Of course.
> 
> You JUST have to init your cpu, clocks and ram first! ;-)
> This might be a bit complicated to do with brecs.
> 
> And of course you have to make sure that U-Boot does not do this init again!
> That is #undef CONFIG_INIT_CRITICAL inb your u-boot/include/configs/mx1ads.h
> 
> But what is wrong with the solution:
> 1.) enter bootstrap mode
> 2.) download and burn mx1_rel_0.3.8\Bootloader\Bin\SyncFlash\boot.bin
>     (to be found at motorola homepage)
> 3.) restart board
> 4.) select "burn bootloader" (or similar) from the menu
> 4.) connect USB cable
> (a new HDD drive appears in your M$ Explorer ... ooops)
> 5.) copy your u-boot.bin onto the new hdd
> 6.) "eject" HDD (this starts the burn process)
> 7.) restart and U-Boot is running!
> 
> This is describe in some motorola document that comes with the mentioned 
> LINUX_BSP_0_3_8

And, even easier, just use the mx1flash utility included in the MX1 RedBoot
package publically available at www.freescale.com. Just do a search for
RedBoot at the Freescale home page. First hit should give you what you're
looking for, i.e. RedBoot, in which the mx1flash utility can be found.

--
Regards,
George




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