hi, Thanks for your answer, I have solved this problem :)
On 100/6/7 下午 01:46, McClintock Matthew-B29882 wrote: > On Tue, Jun 7, 2011 at 12:12 AM, Bear<[email protected]> wrote: >>> Once you have a working NAND, you can replace the NOR image, switching >>> back to NAND if the new NOR image is broken. >>> >>> And of course be careful not to write to the wrong flash, and destroy your >>> backup boot source. >> >> Thanks for your help. Now I have already wrote the newer version of >> u-boot into NAND Flash and boot from it! >> Do you mind me to ask some more questions? >> Where is environment stored? If I save the NAND-version u-boot's >> environment, will it overwrite the one of NOR-version u-boot? > > Typically, when booting from NAND u-boot is configured to save the > environment to NAND. You can always type 'save' and usually u-boot > will print a message showing where the environment is saved. Double > check the CONFIG*ENV* defines in your u-boot config file. > > -M > _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
