I just finishing improved DM355 boot from SD. It can help you. On Thu, Mar 19, 2009 at 10:57 PM, David Brownell <[email protected]> wrote: > I've barely glanced at this so far ... but one question is > how to test this with an existing DM355. (Some of the code > can be reviewed without testing, of course.) > > My understanding is that if I run a kernel with these patches, > they'll want a "new style" badblock table, incompatible with > the one understood by current u-boot. So switching to this > code would be a one-way migration (except see option D below). > > Which means that testing will pretty much involve not using > the current NAND boot framework. Thus either > > (a) loading kernels via JTAG ... CCS only for now, though > maybe there's been progress on the OpenOCD front > > (b) or boot from UART or MMC/SD card, sort of awkward ... > > (c) new u-boot, replacing old one ... ideally 2009.01 > version, ready for mainline u-boot :) > > (d) put a different NAND chip in the socket, use that > with (c) ... but supports backward migration, by > putting the old chip there. The UBL might need to > be taught about this different NAND chip. > > Is that correct? > > - Dave > > _______________________________________________ > Davinci-linux-open-source mailing list > [email protected] > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source >
-- Embedded Linux Expert TI DaVinci Expert Tel-Aviv Israel http://www.LinuxDriver.co.il/ _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
