[U-Boot] Run hello world with Uboot !

Andrejs Cainikovs AndrejsC at GlobalAutomationSystems.com
Tue Oct 7 14:41:25 CEST 2008


http://www.denx.de/wiki/DULG/UBootStandalone

Kind regards,
Andrejs Cainikovs


thaoth wrote:
> Hi,
>
> I'm working on SH7727 T-Engine Board (MS7727CP02)(sh3) and I'm trying to
> load Hello World example in U-boot (use Serial, ymodem and hello_world.bin), 
> ...
> => loady 0x8e000000
> ## Ready for binary (ymodem) download to 0x8E000000 at 115200 bps...
> CCCxyzModem - CRC mode, 2(SOH)/69(STX)/0(CAN) packets, 5 retries
> ## Total Size      = 0x000112ec = 70380 Bytes
> => go 0x8e000000
> ## Starting application at 0x8E000000 ...
> ...
> but my board reset when I run Hello world. I also try with hello_world.srec
> (serial, Kermit mode) and an uboot image:
> "mkimage -A sh -O u-boot -T standalone -C none -a 0x8c000000 -e 0x8c000000
> -n 'Hello Image' -d examples/hello_world hello.img"
> ...
> => loady
> ## Ready for binary (ymodem) download to 0x8E000000 at 115200 bps...
> CCxyzModem - CRC mode, 2(SOH)/69(STX)/0(CAN) packets, 4 retries
> ## Total Size      = 0x0001132c = 70444 Bytes
> => bootm 0x8e000000
> *  kernel: cmdline image address = 0x8e000000
> ## Booting kernel from Legacy Image at 8e000000 ...
>    Image Name:   Hello Image
>    Image Type:   SuperH U-Boot Standalone Program (uncompressed)
>    Data Size:    70380 Bytes = 68.7 kB
>    Load Address: 8c000000
>    Entry Point:  8c000000
>    Verifying Checksum ... OK
> Wrong Image Type for bootm command
> ERROR: can't get kernel image!
> ...
> Could you give me an advice?
> I think i have wrong image format? But how can I get correct format ?
>
> Best regards.
>   


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