Takes a few seconds here to load u-boot over the UART, but that's normal. Once loaded it comes up immediatly here.
Peter On Thu, 8 Mar 2007, Andrew Armstrong wrote: > I got my U-BOOT working using your fix and their 2nd stage bootloader, > however it seems painfully slow to come up (several seconds). > > There must be issues here. > > Andrew > > On Thu, 2007-03-08 at 12:13 +0100, Peter Wippich wrote: > > Hi Andrew, > > > > mmhhh. Missed this one. Just downloading (access to the Update Site is > > painfully slow, about 15k / sec). > > > > Ciao, > > > > Peter > > > > On Thu, 8 Mar 2007, Andrew Armstrong wrote: > > > > > Peter, > > > > > > Its a beta version I have had for a while, just looking at the Ti update > > > site http://www.ti.com/dvevmupdates it appears to be part of the > > > ubootupgrade.tar > > > > > > However, looking in that tar I see that there is a UBL directory, and a > > > little more information in the readme file. Perhaps this is describing > > > the process you mentioned. > > > > > > Regards, > > > > > > Andrew > > > > > > On Thu, 2007-03-08 at 11:30 +0100, Peter Wippich wrote: > > > > Hi Andrew, > > > > > > > > On Thu, 8 Mar 2007, Andrew Armstrong wrote: > > > > > > > > > Peter, > > > > > > > > > > I will have a more detailed look at this! I assumed that the Ti > > > > > DVserialboot was essentially providing the second level boot loader. > > > > > If > > > > > this is not the case it would explain a lot. > > > > > > > > Never saw this TI tool. Where did you get it ?? > > > > > > > > Ciao, > > > > > > > > Peter > > > > > > > > > Regards, > > > > > > > > > > Andrew > > > > > > > > > > Thu, 2007-03-08 at 11:16 +0100, Peter Wippich wrote: > > > > > > Hi Andrew, > > > > > > > > > > > > you can not load u-boot directly through uart because the uart load > > > > > > goes > > > > > > to internal ram which simply isn't big enough. You need a second > > > > > > level > > > > > > boot loader which fits in internal ram and than loads u-boot to > > > > > > external > > > > > > ram. Rudy has provided such a beast here (check the archives, about > > > > > > last > > > > > > August). > > > > > > > > > > > > Further, you neeed to compile u-boot without low level > > > > > > initialization > > > > > > (already done by second level boot loader) and without relocation > > > > > > from > > > > > > flash to ram (it is alreday loded to ram....). You can do this in > > > > > > the > > > > > > config file (davinci.h) he following does the trick for me: > > > > > > > > > > > > /* for Ram load version do not do low level init and do not > > > > > > relocate */ > > > > > > #undef CONFIG_INIT_CRITICAL > > > > > > #define CONFIG_SKIP_LOWLEVEL_INIT > > > > > > /* #define CONFIG_SKIP_RELOCATE_UBOOT not needed, tested by boot > > > > > > code */ > > > > > > > > > > > > I use a newer version of u-boot here (1.1.6), but this should also > > > > > > work > > > > > > for the older version. When I find the time to clean up my code > > > > > > I'll send > > > > > > a patch for some actual u-boot for davinci here. Maybe within the > > > > > > next two > > > > > > weeks. > > > > > > > > > > > > Ciao, > > > > > > > > > > > > Peter > > > > > > > > > > > > > > > > > > On Thu, 8 Mar 2007, Andrew Armstrong wrote: > > > > > > > > > > > > > Hi Guys, > > > > > > > > > > > > > > Have any of you managed to compile and get running U-BOOT via the > > > > > > > source > > > > > > > available on the Ti website? > > > > > > > (u-boot-1.1.3_rel_00.05.04-tisb.tar.gz) > > > > > > > > > > > > > > As far as I am aware I have correctly configured and made the > > > > > > > project > > > > > > > (for default NOR), however the uboot.bin file generated, once > > > > > > > uploaded > > > > > > > via dvserialboot, appears just the brick the EVM. > > > > > > > > > > > > > > I have compared the file to the old supplied .bin files and they > > > > > > > are of > > > > > > > similar size and structure. > > > > > > > > > > > > > > Any ideas? > > > > > > > > > > > > > > Regards, > > > > > > > > > > > > > > Andrew > > > > > > > > > > > > > > _______________________________________________ > > > > > > > Davinci-linux-open-source mailing list > > > > > > > [email protected] > > > > > > > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source > > > > > > > > > > > > > > > > > > > > > > > > > | Peter Wippich Voice: +49 30 46776411 > > > > > > | > > > > > > | G&W Instruments GmbH fax: +49 30 46776419 > > > > > > | > > > > > > | Gustav-Meyer-Allee 25, Geb. 12 Email: [EMAIL PROTECTED] | > > > > > > | D-13355 Berlin / Germany > > > > > > | > > > > > > > > > > > > > > > > > > > > > > > > > > > > | Peter Wippich Voice: +49 30 46776411 > > > > | > > > > | G&W Instruments GmbH fax: +49 30 46776419 > > > > | > > > > | Gustav-Meyer-Allee 25, Geb. 12 Email: [EMAIL PROTECTED] | > > > > | D-13355 Berlin / Germany > > > > | > > > > > > > > > > > > > > > > | Peter Wippich Voice: +49 30 46776411 | > > | G&W Instruments GmbH fax: +49 30 46776419 | > > | Gustav-Meyer-Allee 25, Geb. 12 Email: [EMAIL PROTECTED] | > > | D-13355 Berlin / Germany | > > > > | Peter Wippich Voice: +49 30 46776411 | | G&W Instruments GmbH fax: +49 30 46776419 | | Gustav-Meyer-Allee 25, Geb. 12 Email: [EMAIL PROTECTED] | | D-13355 Berlin / Germany | _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
