From mboxrd@z Thu Jan 1 00:00:00 1970 From: Scott Wood Date: Mon, 21 May 2012 11:36:54 -0500 Subject: [U-Boot] silent console with nand In-Reply-To: <20120520190959.EEB3E20648D@gemini.denx.de> References: <5D308BD40154E4439D82454FE483A50206A4F026@EVS4.nam.ci.root> <20120520190959.EEB3E20648D@gemini.denx.de> Message-ID: <4FBA6F26.2060903@freescale.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 05/20/2012 02:09 PM, Wolfgang Denk wrote: > Dear "Bishop, Mark", > > In message <5D308BD40154E4439D82454FE483A50206A4F026@EVS4.nam.ci.root> you wrote: >> Is it possible to have a silent console with the 'silent' environment >> variable if the environment is stored in NAND? > > The storage location of the environment should have nothing to do with > the functionality. > >> Essentially both: >> #define CONFIG_SILENT_CONSOLE >> #define CONFIG_ENV_IS_IN_NAND >> >> are defined, but I am not seeing a dark console with silent=1. > > There may be problems with your current implementation, like the > environment not being available soon enough. You can test this by > changing the console bausrate using setenv / saveenv. Cn you still > see all boot messages? The environment is often not available early enough when booting from NAND. CONFIG_NAND_ENV_DST was meant to address this, but I only see one board using it so far. CONFIG_NAND_ENV_DST also may need some fixing regarding where saveenv writes the environment, if there's a bad block in the preceding U-Boot image. -Scott