On Mon, Dec 9, 2019 at 4:27 PM SW C <[email protected]> wrote: > > Dear all, > I try to build uboot and want to boot-up from SD card. I have several > questions. > 1.Could I use the /origin/master branch in git://git.denx.de/u-boot.git ? > 2.Currently, my latest code is commit 73b6e6ad25 which the commit date is > Nov. 4 2019 > Could I use the config file /configs/am335x_boneblack_vboot_defconfig? > > I use the setting as above to generate MLO and u-boot.img, but it seems the > boot-up from SD card is fail. BBB connects to my windows laptop via USB > cable. I just see the COM port is showed in my laptop and disappeared again > repeatedly. I don't know why? Does anyone have any suggestion? Thanks a lot.
For any u-boot work, you need a real usb-serial adapter plugged into J1, to monitor u-boot booting, otherwise you'll just waste your own time.. https://elinux.org/Beagleboard:BeagleBone_Black_Serial 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/msgid/beagleboard/CAOCHtYhm6ALsfW%2BJuFw0RpcYvCH0hjnAL2btuTS7QEh2FYZaEw%40mail.gmail.com.
