From mboxrd@z Thu Jan 1 00:00:00 1970 From: Angad Date: Thu, 28 Jun 2007 07:44:58 -0700 (PDT) Subject: [U-Boot-Users] Set bootcmd through BDI2000 In-Reply-To: <11344420.post@talk.nabble.com> References: <11335955.post@talk.nabble.com> <406A31B117F2734987636D6CCC93EE3CB05A32@ehost011-3.exch011.intermedia.net> <92cac7300706272327t29e5c987u5fd932f1ecc7cff2@mail.gmail.com> <11344420.post@talk.nabble.com> Message-ID: <11344423.post@talk.nabble.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de How do you dump the env vriables to a file via the BDI? and is there a way to re-download them the board? Thanks Angad wrote: > > Doing a setenv and saveenv write the variables to the eeprom. Erasing th > eflash via the BDI does not reset those variables. Is there a way to erase > the eeprom from the BDI. > > Thanks for the replies. > > > > nicky geerts wrote: >> >> I usually change the environment variables with setenv, saveenv and >> printenv commands, and dump them to a file using the BDI2000 for >> backup. If later on I need to restore those environment variables, I >> just write the backup file back to the target flash. >> >> I don't think the BDI2000 is capable of changing the environment >> variables in flash memory with just one command. >> >> Nicky Geerts >> >> 2007/6/28, Leonid : >>> I don't exactly understand what you are trying to do. Can you please >>> explain more clearly? If you have BDI2000 connected you can use it to >>> re-image the board I think - why to change bootcmd? >>> >>> Anyway to change bootcmd you probably will need to re-burn entire u-boot >>> environment: it has CRC and rewriting just one variable. It's possible >>> based on u-boot sources write program which take as an input text >>> script, generating u-boot environment, and makes binary image out of it >>> which can be burned to u-boot environment area. >>> >>> Leonid. >>> >>> -----Original Message----- >>> From: u-boot-users-bounces at lists.sourceforge.net >>> [mailto:u-boot-users-bounces at lists.sourceforge.net] On Behalf Of Angad >>> Sent: Wednesday, June 27, 2007 7:23 PM >>> To: u-boot-users at lists.sourceforge.net >>> Subject: [U-Boot-Users] Set bootcmd through BDI2000 >>> >>> >>> Hi, >>> >>> Does anyone know if it is possible to set and env variable through the >>> BDI2000 or set the bootcmd via the BDI2000? >>> >>> I am trying to download an image to an ppc board and want to be able to >>> re-image the board by changing the bootcmd via the BDI programmer. >>> >>> Thanks >>> -- >>> View this message in context: >>> http://www.nabble.com/Set-bootcmd-through-BDI2000-tf3992055.html#a113359 >>> 55 >>> Sent from the Uboot - Users mailing list archive at Nabble.com. >>> >>> >>> ------------------------------------------------------------------------ >>> - >>> This SF.net email is sponsored by DB2 Express >>> Download DB2 Express C - the FREE version of DB2 express and take >>> control of your XML. No limits. Just data. Click to get it now. >>> http://sourceforge.net/powerbar/db2/ >>> _______________________________________________ >>> U-Boot-Users mailing list >>> U-Boot-Users at lists.sourceforge.net >>> https://lists.sourceforge.net/lists/listinfo/u-boot-users >>> >>> ------------------------------------------------------------------------- >>> This SF.net email is sponsored by DB2 Express >>> Download DB2 Express C - the FREE version of DB2 express and take >>> control of your XML. No limits. Just data. Click to get it now. >>> http://sourceforge.net/powerbar/db2/ >>> _______________________________________________ >>> U-Boot-Users mailing list >>> U-Boot-Users at lists.sourceforge.net >>> https://lists.sourceforge.net/lists/listinfo/u-boot-users >>> >> >> ------------------------------------------------------------------------- >> This SF.net email is sponsored by DB2 Express >> Download DB2 Express C - the FREE version of DB2 express and take >> control of your XML. No limits. Just data. Click to get it now. >> http://sourceforge.net/powerbar/db2/ >> _______________________________________________ >> U-Boot-Users mailing list >> U-Boot-Users at lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/u-boot-users >> >> > > -- View this message in context: http://www.nabble.com/Set-bootcmd-through-BDI2000-tf3992055.html#a11344423 Sent from the Uboot - Users mailing list archive at Nabble.com.