On Wed, Apr 11, 2018 at 1:41 PM, <bsdono...@gmail.com> wrote: > I am trying to rollback the Debian image on my Beaglebone Black Rev C > (Embest) from the image that shipped on it on the board Debian 8.3 Image > 2016-01-24 kernel 4.1.15-ti-rt-43 to Debian 7.8 image 2015-03-01 kernel > 3.8.13-bone70 . I downloaded both files from > https://beagleboard.org/latest-images. I put the older image on an SD Card > using Win32DiskImager. I then install the SD card in the BBB and make the > single change to the uEnv.txt file to remove the "#" from the final line > #cmdline=init=/opt/scripts/tools/eMMC/init-eMMC-flasher-v3.sh to make the SD > card a flasher image. I power cycle the BBB and it begins to boot again of > the SD Card. When I do this I get the following error: > > Begin: Running /scripts/init-bottom ... done. > Starting eMMC Flasher > ----------------------------- > Checking for Valid BBB EEPROM header > Valid BBB EEPROM header found > ----------------------------- > copying: [/dev/mmcblk0] -> [/dev/mmcblk1] > lsblk: > NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT > mmcblk0 179:0 0 7.4G 0 disk > |-mmcblk0p1 179:1 0 96M 0 part /boot/uboot > `-mmcblk0p2 179:2 0 3.5G 0 part / > ----------------------------- > df -h | grep rootfs: > rootfs 3.5G 1.8G 1.6G 54% / > ----------------------------- > Error: [/dev/mmcblk1] does not exist > writing to [/dev/mmcblk1] failed.... > > I am powered off a 5A, 5V DC supply and I never peak above 300 mA. > > So to make sure my process is okay, I tried going from the Debian 8.3 > 2016-01-24 to the Debian 8.6 2016-11-06 4GB SD LXQT image. This worked fine > and the 8.6 ran on the eMMC. I then rolled back to the 8.3 image with no > issues. So I think my process is okay. > > It appears to be an issue with mounting of the eMMC "drive" > > Any help or advice would be greatly appreciated.
This issue was fixed with 3.8.13-bone80, which was released on: Jun 15, 2016 It's a hardware issue, your board has eMMC 5.1 or newer eMMC... Here are the two patches: https://github.com/RobertCNelson/bb-kernel/commit/bd5a1f38c99bbe712d21c1e145b0c660dca9dee7 Doc's on how to fix it for your image: https://gist.github.com/RobertCNelson/39faf80ddc9fcefae74dce2c6ca2eb45 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 beagleboard+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/CAOCHtYgtTy%3DB9stYFPwxabR3RnYZ8%2BEAWs%3DBYDNT%3DSVKnBMPwA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.