On Thu, Aug 09, 2018 at 07:40:27PM +0800, Ming wrote:
> 
> 
> 在 8/3/2018 6:31 PM, Ard Biesheuvel 写道:
> > On 24 July 2018 at 09:08, Ming Huang <[email protected]> wrote:
> >> From: Sun Yuanchen <[email protected]>
> >>
> >> according as watchdog design on D06, watchdog should be
> >> stoped befor boot a option.
> >>
> > 
> > Why? The DXE core already handles the watchdog, why do you need
> > something special here?
> 
> This is an out of band watchdog timer in BMC; it is used to monitor
> the whole BIOS boot process and reset the system in case BIOS hangs
> somewhere, i.e. it is armed when system is power on, and disabled
> before handling system control to OS, while UEFI boot services watchdog
> is only armed before invoking a boot option. So they are two different
> watchdogs.

OK, that makes sense, thanks.
Please clarify in commit message.

/
    Leif
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