[U-Boot-Users] 'RE: Need help to Port Wget to U-boot'

[Russell, Don]

Message: 5
To: nreddy at netenrich.com
cc: u-boot-users at lists.sourceforge.net
From: Wolfgang Denk <wd at denx.de>
Subject: Re: [U-Boot-Users] 'Need help to Port Wget to U-boot' 
Date: Thu, 09 Mar 2006 15:03:26 +0100

In message <2084.61.95.208.2.1141908617.squirrel at 61.95.208.2> you wrote:
>=20
>  Can you please let me know what is the industry standard to upgrade 
>th=
e
> firmware of the devices, which are deployed remotely?


Usual practice is to have a dual boot image in flash and if the primary
image fails due to programming error power fail etc, hardware should
switch to the secondary on boot via a WDT. Usually this just sets the
MSB of the address bits.