[U-Boot-Users] CONFIG_HW_WATCHDOG in 1.1.6

Wolfgang Denk wd at denx.de
Tue Mar 20 02:36:38 CET 2007

In message <f608b67d0703191743id58c79cjb0ff4d2fdf1975b7 at mail.gmail.com> you wrote:
> My examination of the source code has shown that there is no watchdog
> interactions in the tight loop in drivers/ns16550.c:NS16550_getc(). So
> the HW watchdog is in fact not being kicked in the tight loop if the
> system enters the u-boot CLI mode, so it is getting reset for a
> reason.

Seems you are the first to use this serial driver with a watchdog
turned on...

> Is this expected behavior and the HW watchdog is required to be
> disabled when in u-boot CLI mode?

No, this is not expected behavior.

Watchdig trigger points are  missing  and  should  be  added  to  the
driver. I'm looking forward to seeing your patch...

Best regards,

Wolfgang Denk

DENX Software Engineering GmbH, HRB 165235 Munich, CEO: Wolfgang Denk
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