Scott Wood <scottw...@freescale.com> wrote on 2010/11/24 22:41:19: > > > > > > How about playing with BATs before entering C code, so that the > > > > > > image > > > > > > always appears at the same effective address? > > > > > > > > > > hmm, never thought of that. The extra bonus would be that LINK_OFF > > > > > should > > > > > not be needed either. > > > > > > > > After sleeping on it I realize that all direct accesses to the flash > > > > such as getting the env. will need to be adjusted instead. > > > > > > You could have one small mapping for the U-Boot image, and another > > > larger unchanging mapping that covers the whole flash. > > > > Played a little with this but it seems like two BATs cannot overlap? > > They can't overlap in effective address space. They can have > overlapping physical addresses (make sure the WIMG bits are the same).
hmm, now its starting to get a bit messy, I have flash over and under my boot area. In general it may be hard to match any random layout. _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot