Of course, I also deleted the sentence ”optargs=capemgr.disable_partno=BB-BONELT-HDMI,BB-BONELT-HDMIN,BB-BONE-EMMC-2G” in /boot/uEnv.txt…
> On Nov 15, 2015, at 12:21 AM, Yongfan Men <[email protected]> wrote: > > I figured it out myself… I realized that the /dev/mmcblk0p2 is the whole OS > root folder, and /dev/mmcblk0p1 is the boot CD folder when you plug the BBB > on a computer. Also, I found that there are three folders in /media folder, > and the third one “rootfl” is the folder of the eMMC! > > So before doing anything further, I simply copied all the useful files from > the eMMC to the boot CD folder, shut down, put the SD card back to the > computer, and uploaded all the backed up files into my Google drive. Bam! Now > I can play with the BBB without any concern.. > > Then I run the similar sentence referred from the webpage I linked in the > last post as follows (of course run the “mkdir /mnt/microSD” and "mount > /dev/mmcblk0p2 /mnt/microSD” first): > > cp -r /mnt/microSD/lib/modules/3.8.13-bone/ /media/rootfl/lib/modules/ > > and shutdown, eject the SD card, boot, … It’s back to life again! > >> On Nov 14, 2015, at 11:20 PM, Yongfan Men <[email protected] >> <mailto:[email protected]>> wrote: >> >> I could burn a Debian linux image into a SD card, and boot the BBB from that >> card by holding the boot button. But I failed repairing the eMMC system >> following the link: >> http://hipstercircuits.com/unbrick-beaglebone-black-without-erasing-emmc/ >> <http://hipstercircuits.com/unbrick-beaglebone-black-without-erasing-emmc/>. >> >> Still won’t boot. >> >>> On Nov 14, 2015, at 10:07 PM, Henry Yongfan Men <[email protected] >>> <mailto:[email protected]>> wrote: >>> >>> Right now when I connect the USB cable from the computer to the BBB, the >>> user LEDS, as well as the power LED are lighting up as normal, and after >>> about one minute, only the rightest LED flashes at the heart beat rate. The >>> rest three user LEDs are not showing any light. And I cannot recognize the >>> system (/boot disk) with my computer via USB cable. Help, please. >>> >>> On Saturday, November 14, 2015 at 10:04:42 PM UTC-5, Henry Yongfan Men >>> wrote: >>> It seems that the BBB cannot be recognised by the computer (there is no USB >>> device recognised when I plug in the BBB with my computer, and no USB disk >>> showing as well) after I run the following sentence in uEnv.txt: >>> >>> optargs=capemgr.disable_partno=BB-BONELT-HDMI,BB-BONELT-HDMIN,BB-BONE-EMMC-2G >>> >>> I haven't backed up the important data in the system. So I don't want to >>> simply wipe the eMMC with new images. Do you know how to save the file? >>> They are very important. Thanks. >>> >>> -- >>> For more options, visit http://beagleboard.org/discuss >>> <http://beagleboard.org/discuss> >>> --- >>> You received this message because you are subscribed to a topic in the >>> Google Groups "BeagleBoard" group. >>> To unsubscribe from this topic, visit >>> https://groups.google.com/d/topic/beagleboard/OCcemJqwPa8/unsubscribe >>> <https://groups.google.com/d/topic/beagleboard/OCcemJqwPa8/unsubscribe>. >>> To unsubscribe from this group and all its topics, send an email to >>> [email protected] >>> <mailto:[email protected]>. >>> For more options, visit https://groups.google.com/d/optout >>> <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]. For more options, visit https://groups.google.com/d/optout.
