[U-Boot-Users] 8xx watchdog too short
Wolfgang Denk
wd at denx.de
Tue May 23 22:29:30 CEST 2006
In message <200605232051.13818.antonio.dibacco at aruba.it> you wrote:
> I have the watchdog enabled. Today I deleted the environment, upon reset the
> u-boot "reformatted" this environment, but the watchdog expires just during
> this operation. I have the SYPCR with SWTC set to maximum value 0xFFFF.
What do you mean that U-Boot "reformatted" the environment? It
doesn't do anything like this.
> Ok, I can enable the watchdog after this flash "format", but I don't want
> modify the u-boot behaviour.
>
> How can this happen?
Please explain what exactly is happening.
Best regards,
Wolfgang Denk
--
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
If you want strict real-time behavior, run in the real time schedu-
ling class. But there are no seatbelts or airbags; main(){for(;;);}
can hard hang your system. -- Bart Smaalders
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