From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfgang Denk Date: Wed, 30 Oct 2013 20:58:14 +0100 Subject: [U-Boot] SPL Dfu update In-Reply-To: References: <20131030135838.034ce78c@amdc308.digital.local> <52710980.6020302@denx.de> Message-ID: <20131030195814.670C4380C14@gemini.denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Dear Michael Trimarchi, In message you wrote: > > > Apart of the fact that is possible to add DFU to SPL, I am missing which > > is the real advantage. One goal of having split U-Boot into two images > > (SPL and U-Boot) is also to get a simpler and smaller image, letting the > > main U-Boot image doing the rest (hush shell, further drivers, and so > > on). We are now trying to push features that we currently have into SPL. > > Well, why cannot we simply run U-Boot if we need a DFU update ? Which > > are the real advantages for having DFU in SPL ? > > USB flashing (no serial, no display) only otg This does not answer Stefano's question: why do it in SPL, what's wrong with loading the real U-Boot for this purpose? Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de IMPORTANT NOTICE TO PURCHASERS: The Entire Physical Universe, Inclu- ding This Product, May One Day Collapse Back into an Infinitesimally Small Space. Should Another Universe Subsequently Re-emerge, the Existence of This Product in That Universe Cannot Be Guaranteed.