Hi Andy/Werner, Is there a way for QI bootloader to show options if there are multiple distros in my SD? I dont know how to do it? In this context, does u-boot overweigh Qi or am i missing something about Qi for Multiboot?
Thanks Ram Werner Almesberger wrote: > > Andy Green wrote: >> "Configuration" is just the kernel name on SD Card? > > Path to kernel, file system type, and partitions. > >> GTA02 use of Qi is basically >> elective but on GTA03 the packaging will already use the right name so >> that's OK. > > Yup, no worry about GTA03. There we can avoid the u-boot legacy > from the start. > >> The worst that can happen is booting from NAND due to wrong >> name in SD. > > Or failure to boot if a bad block has introduced a shift in the > offset of the kernel partition and possibly also very subtle > trouble with the rootfs if a bad block has moved the rootfs > partition. > > I think we should actually encourage to use Qi+uSD as a bundle. > Experts can still try their luck with NAND, but I think for most > users there's just too much potential pain (and mysterious bug > reports :) > >> ~ - It's not there already because you can't use FAT as a rootfs, and Qi >> mounts the filesystem it got the kernel from as the rootfs. > > Okay, but that's just a question of what you put into the > command line, not an architectural restriction. > >> ~ - It's also less fragile from updating point of view to have the kernel >> image live inside the actual rootfs. >> >> ~ - Kernel inside rootfs allows independent updating of multiple rootfs >> on the same card as well, each with private kernel. > > Yup, these are good points. Chances are that people will want to > do such things as soon as they feel them within easy reach. I'm > more concerned about the "first contact" scenario, where it's easy > to get lost if you have to do too many new things at the same time, > particularly if failure tends to be silent. > > - Werner > > _______________________________________________ > devel mailing list > devel@lists.openmoko.org > https://lists.openmoko.org/mailman/listinfo/devel > > -- View this message in context: http://n2.nabble.com/Unable-to-modify-from-U-Boot-to-Qi.-tp2168838p2181597.html Sent from the Openmoko Devel mailing list archive at Nabble.com. _______________________________________________ devel mailing list devel@lists.openmoko.org https://lists.openmoko.org/mailman/listinfo/devel
