On Thursday 27 March 2008, Bartlomiej Sieka wrote: > It's because we assume that if the image got overwritten, its contents > can't be trusted anymore, and abort booting. "Old" U-Boot didn't care > about overwrites, which sometimes worked out OK, and sometimes didn't, > the latter case resulting in nasty failure modes.
Ah, ok. So I really need to change all default environment variables on the board I maintain. Time to implement a common file for this. > The overwrite issue is particularly acute in case of the new image > format. Image is based on FDT and is being accessed via libfdt > functions, so if it gets overwritten, there's little point in processing > it further. But even with images in old format, this issue has been > brought up on this list, and there's been proposals to add safeguards. > So since overwrite checking was rather necessary for the new format, and > desired for the old one, it got added. Understood. Thanks. Best regards, Stefan ===================================================================== DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-0 Fax: +49-8142-66989-80 Email: [EMAIL PROTECTED] ===================================================================== ------------------------------------------------------------------------- Check out the new SourceForge.net Marketplace. It's the best place to buy or sell services for just about anything Open Source. http://ad.doubleclick.net/clk;164216239;13503038;w?http://sf.net/marketplace _______________________________________________ U-Boot-Users mailing list U-Boot-Users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/u-boot-users
