Anyway, this is pretty slick. How long do you figure it'll take before this functionality come into the default uboot ?
On Wed, Dec 28, 2016 at 9:36 AM, William Hermans <[email protected]> wrote: > Robert, > > Have you created a script that removes all the unnecessary kernel modules > loaded superfluously at boot ? I mean there are a lot of them, and I'd say > that 99% of them in most cases will just be wasting a lot of memory . . . > > On Wed, Dec 28, 2016 at 9:34 AM, William Hermans <[email protected]> > wrote: > >> Ok so from a fresh emmc flashing( slightly modified rootfs on the flasher >> image) >> >> *debian@beaglebone:~$* rm /uEnv.txt >> rm: cannot remove '/uEnv.txt': No such file or directory >> >> *debian@beaglebone:~$* sudo apt-get update >> *debian@beaglebone:~$* sudo apt-get install git >> >> *debian@beaglebone:~$* cd /opt/scripts/tools/developers/ >> *debian@beaglebone:/opt/scripts/tools/developers$* git pull >> *debian@beaglebone:/opt/scripts/tools/developers$* sudo >> ./update_bootloader.sh --use-beta-bootloader >> *debian@beaglebone:/opt/scripts/tools/developers$* sudo reboot >> >> U-Boot 2017.01-rc2-00002-g52b3c56009 (Dec 23 2016 - 16:22:21 -0600), >> Build: jenkins-github_Bootloader-Builder-493 >> >> *debian@beaglebone:~$* sudo nano /boot/uEnv.txt >> ##BeagleBone Black: HDMI (Audio/Video) disabled: >> dtb=am335x-boneblack-emmc-overlay.dtb >> dtb_overlay=/lib/firmware/BB-W1-P8.26-00A0.dtbo >> >> cmdline=coherent_pool=1M quiet >> >> *debian@beaglebone:~$* sudo reboot >> *debian@beaglebone:~$* cat /sys/bus/w1/devices/28-00000647ddf6/w1_slave >> 0b 01 4b 46 7f ff 05 10 a8 : crc=a8 YES >> 0b 01 4b 46 7f ff 05 10 a8 t=16687 >> >> >> One minor thing of concern - "evm" : >> >> Are you 100% sure, on selecting [am335x_evm] (y/n)? y >> log: dd if=/tmp/tmp.HPy1G6iV9J/dl/MLO-am335x_evm-v2017.01-rc2-r4 >> of=/dev/mmcblk0 seek=1 bs=128k >> 0+1 records in >> 0+1 records out >> 68504 bytes (69 kB) copied, 0.00287351 s, 23.8 MB/s >> log: dd if=/tmp/tmp.HPy1G6iV9J/dl/u-boot-am335x_evm-v2017.01-rc2-r4.img >> of=/dev/mmcblk0 seek=1 bs=384k >> >> >> On Wed, Dec 28, 2016 at 8:52 AM, William Hermans <[email protected]> >> wrote: >> >>> Well, I'm not sure why I should be testing then. I do not have an LCD >>> cape, and probably never will. But I figured I could test my custom cape at >>> boot *AFTER* I get something like 1-wire to load at boot. e.g. the is >>> infinitely easier to test, and something I could also test in hardware >>> right away. >>> >>> On Wed, Dec 28, 2016 at 8:27 AM, Robert Nelson <[email protected]> >>> wrote: >>> >>>> On Wed, Dec 28, 2016 at 9:25 AM, William Hermans <[email protected]> >>>> wrote: >>>> > On Wed, Dec 28, 2016 at 8:23 AM, Robert Nelson < >>>> [email protected]> >>>> > wrote: >>>> >> >>>> >> On Wed, Dec 28, 2016 at 9:10 AM, William Hermans <[email protected]> >>>> >> wrote: >>>> >> > So what you're telling me that testing for different boards is >>>> >> > irrelevant ? >>>> >> >>>> >> That is correct. This feature has been enabled in our version of >>>> >> u-boot since last October or so... So we know those boards work. >>>> >> >>>> >> Just finally figured out the missing piece to actually load an >>>> overlay >>>> >> on top of the main dtb.. >>>> > >>>> > >>>> > sweet. Do tell ;) >>>> >>>> "fdt resize" >>>> >>>> Regards, >>>> >>>> -- >>>> Robert Nelson >>>> https://rcn-ee.com/ >>>> >>>> -- >>>> For more options, visit http://beagleboard.org/discuss >>>> --- >>>> You received this message because you are subscribed to the Google >>>> Groups "BeagleBoard" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> To view this discussion on the web visit https://groups.google.com/d/ms >>>> gid/beagleboard/CAOCHtYgemJazx%3Dg2qndYNmGF%2BPs%2BK%3DAE47_ >>>> Z6Vv6H03kYJO%3D6A%40mail.gmail.com. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> >>> >> > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/CALHSORpa-OLfZLFc1nshG541EBqfCtGX%3DT7J5DgHY1-pnmY4Bw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
